diff --git a/.travis.yml b/.travis.yml
index 632261fbb..8773f97f5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -48,6 +48,7 @@ before_script:
     - unset CC; unset CXX
     - if [ "$CHECK_DOC" = 1 ]; then contrib/devtools/check-doc.py; fi
     - mkdir -p depends/SDKs depends/sdk-sources
+    - if [ "$RUN_TESTS" = "true" ]; then qa/pull-tester/install-deps.sh; fi
     - if [ -n "$OSX_SDK" -a ! -f depends/sdk-sources/MacOSX${OSX_SDK}.sdk.tar.gz ]; then curl --location --fail $SDK_URL/MacOSX${OSX_SDK}.sdk.tar.gz -o depends/sdk-sources/MacOSX${OSX_SDK}.sdk.tar.gz; fi
     - if [ -n "$OSX_SDK" -a -f depends/sdk-sources/MacOSX${OSX_SDK}.sdk.tar.gz ]; then tar -C depends/SDKs -xf depends/sdk-sources/MacOSX${OSX_SDK}.sdk.tar.gz; fi
     - make $MAKEJOBS -C depends HOST=$HOST $DEP_OPTS
diff --git a/contrib/testgen/gen_base58_test_vectors.py b/contrib/testgen/gen_base58_test_vectors.py
index ac0701e6b..15f4c4553 100755
--- a/contrib/testgen/gen_base58_test_vectors.py
+++ b/contrib/testgen/gen_base58_test_vectors.py
@@ -18,11 +18,11 @@ import random
 from binascii import b2a_hex
 
 # key types
-PUBKEY_ADDRESS = 0
+PUBKEY_ADDRESS = 30
 SCRIPT_ADDRESS = 5
 PUBKEY_ADDRESS_TEST = 111
 SCRIPT_ADDRESS_TEST = 196
-PRIVKEY = 128
+PRIVKEY = 158
 PRIVKEY_TEST = 239
 
 metadata_keys = ['isPrivkey', 'isTestnet', 'addrType', 'isCompressed']
diff --git a/qa/README.md b/qa/README.md
index 225207cc1..e8b425cc4 100644
--- a/qa/README.md
+++ b/qa/README.md
@@ -11,15 +11,17 @@ Before running the tests, the following must be installed.
 
 Unix
 ----
-The python3-zmq library is required. On Ubuntu or Debian it can be installed via:
+`python3-zmq` and `litecoin_scrypt` are required. On Ubuntu or Debian they can be installed via:
 ```
 sudo apt-get install python3-zmq
+pip3 install litecoin_scrypt
 ```
 
 OS X
 ------
 ```
 pip3 install pyzmq
+pip3 install litecoin_scrypt
 ```
 
 Running tests
diff --git a/qa/pull-tester/install-deps.sh b/qa/pull-tester/install-deps.sh
new file mode 100755
index 000000000..e54bfe1cd
--- /dev/null
+++ b/qa/pull-tester/install-deps.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# installs test dependencies
+
+wget https://github.com/langerhans/ltc-scrypt/archive/master.tar.gz
+echo "ade3cdf498927990b6d153d74f0da104114e838584be5a81bef8972accd03341 master.tar.gz" | sha256sum -c
+tar zxf master.tar.gz
+pushd ltc-scrypt-master
+python3 setup.py install --user
+popd
diff --git a/qa/pull-tester/rpc-tests.py b/qa/pull-tester/rpc-tests.py
index 20ab0fdd1..849b4e7e8 100755
--- a/qa/pull-tester/rpc-tests.py
+++ b/qa/pull-tester/rpc-tests.py
@@ -103,30 +103,32 @@ testScripts = [
     'wallet-hd.py',
     'walletbackup.py',
     # vv Tests less than 5m vv
-    'p2p-fullblocktest.py',
+    # 'p2p-fullblocktest.py',
     'fundrawtransaction.py',
-    'p2p-compactblocks.py',
-    'segwit.py',
+    #'p2p-compactblocks.py',
+    # 'segwit.py',
     # vv Tests less than 2m vv
+    'auxpow.py',
+    'getauxblock.py',
     'wallet.py',
     'wallet-accounts.py',
-    'p2p-segwit.py',
+    # 'p2p-segwit.py',
     'wallet-dump.py',
     'listtransactions.py',
     # vv Tests less than 60s vv
-    'sendheaders.py',
+    # 'sendheaders.py',
     'zapwallettxes.py',
     'importmulti.py',
     'mempool_limit.py',
     'merkle_blocks.py',
     'receivedby.py',
     'abandonconflict.py',
-    'bip68-112-113-p2p.py',
+    # 'bip68-112-113-p2p.py',
     'rawtransactions.py',
     'reindex.py',
     # vv Tests less than 30s vv
     'mempool_resurrect_test.py',
-    'txn_doublespend.py --mineblock',
+    #'txn_doublespend.py --mineblock',
     'txn_clone.py',
     'getchaintips.py',
     'rest.py',
@@ -143,15 +145,17 @@ testScripts = [
     'keypool.py',
     'p2p-mempool.py',
     'prioritise_transaction.py',
-    'invalidblockrequest.py',
-    'invalidtxrequest.py',
-    'p2p-versionbits-warning.py',
+    # 'invalidblockrequest.py',
+    # 'invalidtxrequest.py',
+    # 'p2p-versionbits-warning.py',
     'preciousblock.py',
     'importprunedfunds.py',
     'signmessages.py',
-    'nulldummy.py',
+    # 'nulldummy.py',
     'import-rescan.py',
-    'bumpfee.py',
+    # While fee bumping should work in Doge, these tests depend on free transactions, which we don't support.
+    # Disable until we can do a full rewrite of the tests (possibly upstream), or revise fee schedule, or something
+    # 'bumpfee.py',
     'rpcnamedargs.py',
     'listsinceblock.py',
     'p2p-leaktests.py',
@@ -167,17 +171,17 @@ testScriptsExt = [
     'maxuploadtarget.py',
     'mempool_packages.py',
     # vv Tests less than 2m vv
-    'bip68-sequence.py',
+    # 'bip68-sequence.py',
     'getblocktemplate_longpoll.py',
     'p2p-timeouts.py',
     # vv Tests less than 60s vv
-    'bip9-softforks.py',
+    # 'bip9-softforks.py',
     'p2p-feefilter.py',
     'rpcbind_test.py',
     # vv Tests less than 30s vv
     'bip65-cltv.py',
-    'bip65-cltv-p2p.py',
-    'bipdersig-p2p.py',
+    # 'bip65-cltv-p2p.py',
+    # 'bipdersig-p2p.py',
     'bipdersig.py',
     'getblocktemplate_proposals.py',
     'txn_doublespend.py',
@@ -277,7 +281,7 @@ class RPCTestHandler:
             log_stderr = tempfile.SpooledTemporaryFile(max_size=2**16)
             self.jobs.append((t,
                               time.time(),
-                              subprocess.Popen((RPC_TESTS_DIR + t).split() + self.flags + port_seed,
+                              subprocess.Popen(['python3.6']+(RPC_TESTS_DIR + t).split() + self.flags + port_seed,
                                                universal_newlines=True,
                                                stdout=log_stdout,
                                                stderr=log_stderr),
diff --git a/qa/rpc-tests/abandonconflict.py b/qa/rpc-tests/abandonconflict.py
index 874df4877..5cc7754fa 100755
--- a/qa/rpc-tests/abandonconflict.py
+++ b/qa/rpc-tests/abandonconflict.py
@@ -16,7 +16,7 @@ class AbandonConflictTest(BitcoinTestFramework):
 
     def setup_network(self):
         self.nodes = []
-        self.nodes.append(start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.00001"]))
+        self.nodes.append(start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=1"]))
         self.nodes.append(start_node(1, self.options.tmpdir, ["-debug","-logtimemicros"]))
         connect_nodes(self.nodes[0], 1)
 
@@ -32,7 +32,7 @@ class AbandonConflictTest(BitcoinTestFramework):
 
         sync_blocks(self.nodes)
         newbalance = self.nodes[0].getbalance()
-        assert(balance - newbalance < Decimal("0.001")) #no more than fees lost
+        assert(balance - newbalance <= Decimal("3")) #no more than fees lost
         balance = newbalance
 
         url = urllib.parse.urlparse(self.nodes[1].url)
@@ -49,33 +49,33 @@ class AbandonConflictTest(BitcoinTestFramework):
         inputs.append({"txid":txB, "vout":nB})
         outputs = {}
 
-        outputs[self.nodes[0].getnewaddress()] = Decimal("14.99998")
+        outputs[self.nodes[0].getnewaddress()] = Decimal("14")
         outputs[self.nodes[1].getnewaddress()] = Decimal("5")
         signed = self.nodes[0].signrawtransaction(self.nodes[0].createrawtransaction(inputs, outputs))
         txAB1 = self.nodes[0].sendrawtransaction(signed["hex"])
 
         # Identify the 14.99998btc output
-        nAB = next(i for i, vout in enumerate(self.nodes[0].getrawtransaction(txAB1, 1)["vout"]) if vout["value"] == Decimal("14.99998"))
+        nAB = next(i for i, vout in enumerate(self.nodes[0].getrawtransaction(txAB1, 1)["vout"]) if vout["value"] == Decimal("14"))
 
         #Create a child tx spending AB1 and C
         inputs = []
         inputs.append({"txid":txAB1, "vout":nAB})
         inputs.append({"txid":txC, "vout":nC})
         outputs = {}
-        outputs[self.nodes[0].getnewaddress()] = Decimal("24.9996")
+        outputs[self.nodes[0].getnewaddress()] = Decimal("23")
         signed2 = self.nodes[0].signrawtransaction(self.nodes[0].createrawtransaction(inputs, outputs))
         txABC2 = self.nodes[0].sendrawtransaction(signed2["hex"])
 
         # In mempool txs from self should increase balance from change
         newbalance = self.nodes[0].getbalance()
-        assert_equal(newbalance, balance - Decimal("30") + Decimal("24.9996"))
+        assert_equal(newbalance, balance - Decimal("30") + Decimal("23"))
         balance = newbalance
 
         # Restart the node with a higher min relay fee so the parent tx is no longer in mempool
         # TODO: redo with eviction
         # Note had to make sure tx did not have AllowFree priority
         stop_node(self.nodes[0],0)
-        self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.0001"])
+        self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=5"])
 
         # Verify txs no longer in mempool
         assert_equal(len(self.nodes[0].getrawmempool()), 0)
@@ -83,7 +83,7 @@ class AbandonConflictTest(BitcoinTestFramework):
         # Not in mempool txs from self should only reduce balance
         # inputs are still spent, but change not received
         newbalance = self.nodes[0].getbalance()
-        assert_equal(newbalance, balance - Decimal("24.9996"))
+        assert_equal(newbalance, balance - Decimal("23"))
         # Unconfirmed received funds that are not in mempool, also shouldn't show
         # up in unconfirmed balance
         unconfbalance = self.nodes[0].getunconfirmedbalance() + self.nodes[0].getbalance()
@@ -101,7 +101,7 @@ class AbandonConflictTest(BitcoinTestFramework):
 
         # Verify that even with a low min relay fee, the tx is not reaccepted from wallet on startup once abandoned
         stop_node(self.nodes[0],0)
-        self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.00001"])
+        self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=1"])
         assert_equal(len(self.nodes[0].getrawmempool()), 0)
         assert_equal(self.nodes[0].getbalance(), balance)
 
@@ -110,21 +110,21 @@ class AbandonConflictTest(BitcoinTestFramework):
         # But its child tx remains abandoned
         self.nodes[0].sendrawtransaction(signed["hex"])
         newbalance = self.nodes[0].getbalance()
-        assert_equal(newbalance, balance - Decimal("20") + Decimal("14.99998"))
+        assert_equal(newbalance, balance - Decimal("20") + Decimal("14"))
         balance = newbalance
 
         # Send child tx again so its unabandoned
         self.nodes[0].sendrawtransaction(signed2["hex"])
         newbalance = self.nodes[0].getbalance()
-        assert_equal(newbalance, balance - Decimal("10") - Decimal("14.99998") + Decimal("24.9996"))
+        assert_equal(newbalance, balance - Decimal("10") - Decimal("14") + Decimal("23"))
         balance = newbalance
 
         # Remove using high relay fee again
         stop_node(self.nodes[0],0)
-        self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.0001"])
+        self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=5"])
         assert_equal(len(self.nodes[0].getrawmempool()), 0)
         newbalance = self.nodes[0].getbalance()
-        assert_equal(newbalance, balance - Decimal("24.9996"))
+        assert_equal(newbalance, balance - Decimal("23"))
         balance = newbalance
 
         # Create a double spend of AB1 by spending again from only A's 10 output
@@ -132,7 +132,7 @@ class AbandonConflictTest(BitcoinTestFramework):
         inputs =[]
         inputs.append({"txid":txA, "vout":nA})
         outputs = {}
-        outputs[self.nodes[1].getnewaddress()] = Decimal("9.9999")
+        outputs[self.nodes[1].getnewaddress()] = Decimal("9")
         tx = self.nodes[0].createrawtransaction(inputs, outputs)
         signed = self.nodes[0].signrawtransaction(tx)
         self.nodes[1].sendrawtransaction(signed["hex"])
diff --git a/qa/rpc-tests/auxpow.py b/qa/rpc-tests/auxpow.py
new file mode 100755
index 000000000..31228a730
--- /dev/null
+++ b/qa/rpc-tests/auxpow.py
@@ -0,0 +1,88 @@
+#!/usr/bin/env python3
+# Copyright (c) 2015-2018 The Dogecoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#
+# Test AuxPOW RPC interface and constraints
+#
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+from test_framework import scrypt_auxpow
+
+class AuxPOWTest (BitcoinTestFramework):
+    REWARD = 500000 # reward per block
+    CHAIN_ID = "62"
+    DIGISHIELD_START = 10 # nHeight when digishield starts
+    AUXPOW_START = 20 # nHeight when auxpow starts
+    MATURITY_HEIGHT = 60 # number of blocks for mined transactions to mature
+
+    def setup_chain(self):
+        print("Initializing test directory " + self.options.tmpdir)
+        initialize_chain_clean(self.options.tmpdir, 2)
+
+    def setup_network(self, split=False):
+        self.nodes = start_nodes(2, self.options.tmpdir)
+        connect_nodes_bi(self.nodes,0,1)
+        self.is_network_split=False
+        self.sync_all()
+
+    def run_test(self):
+        print("Mining blocks...")
+
+        # 1. mine an auxpow block before auxpow is allowed, expect: fail
+        try:
+            scrypt_auxpow.mineScryptAux(self.nodes[0], "00", True)
+        except JSONRPCException as ex:
+            if ex.error['message'] == "getauxblock method is not yet available":
+                pass
+            else:
+                raise ex
+        self.sync_all()
+
+        # 2. mine a non-auxpow block, just to ensure that this node
+        # can mine at all, expect: success
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        # 3. mine blocks until we're in digishield era
+        self.nodes[1].generate(self.DIGISHIELD_START - 1 - 1)
+        self.sync_all()
+
+        # 4. mine an auxpow block before auxpow is allowed, attempt 2
+        # expect: fail
+        try:
+            scrypt_auxpow.mineScryptAux(self.nodes[0], "00", True)
+        except JSONRPCException as ex:
+            if ex.error['message'] == "getauxblock method is not yet available":
+                pass
+            else:
+                raise ex
+        self.sync_all()
+
+        # 5. mine blocks until we're in in auxpow era
+        self.nodes[1].generate(self.AUXPOW_START - self.DIGISHIELD_START)
+        self.sync_all()
+
+        # 6. mine a valid auxpow block, expect: success
+        assert scrypt_auxpow.mineScryptAux(self.nodes[0], "00", True) is True
+
+        # 7. mine an auxpow block with high pow, expect: fail
+        assert scrypt_auxpow.mineScryptAux(self.nodes[0], "00", False) is False
+
+        # 8. mine a valid auxpow block with the parent chain being us
+        # expect: fail
+        assert scrypt_auxpow.mineScryptAux(self.nodes[0], self.CHAIN_ID, True) is False
+        self.sync_all()
+
+        # 9. mine enough blocks to mature all node 0 rewards
+        self.nodes[1].generate(self.MATURITY_HEIGHT)
+        self.sync_all()
+
+        # node 0 should have block rewards for 2 blocks,
+        # One from step 2 and one from step 6.
+        assert_equal(self.nodes[0].getbalance(), self.REWARD * 2)
+
+if __name__ == '__main__':
+    AuxPOWTest ().main ()
diff --git a/qa/rpc-tests/bipdersig.py b/qa/rpc-tests/bipdersig.py
index 17c2ced79..a74412657 100755
--- a/qa/rpc-tests/bipdersig.py
+++ b/qa/rpc-tests/bipdersig.py
@@ -19,8 +19,8 @@ class BIP66Test(BitcoinTestFramework):
     def setup_network(self):
         self.nodes = []
         self.nodes.append(start_node(0, self.options.tmpdir, []))
-        self.nodes.append(start_node(1, self.options.tmpdir, ["-blockversion=2"]))
-        self.nodes.append(start_node(2, self.options.tmpdir, ["-blockversion=3"]))
+        self.nodes.append(start_node(1, self.options.tmpdir, ["-blockversion=3"]))
+        self.nodes.append(start_node(2, self.options.tmpdir, ["-blockversion=4"]))
         connect_nodes(self.nodes[1], 0)
         connect_nodes(self.nodes[2], 0)
         self.is_network_split = False
diff --git a/qa/rpc-tests/blockchain.py b/qa/rpc-tests/blockchain.py
index 410b85d15..a46e047c4 100755
--- a/qa/rpc-tests/blockchain.py
+++ b/qa/rpc-tests/blockchain.py
@@ -51,11 +51,11 @@ class BlockchainTest(BitcoinTestFramework):
         node = self.nodes[0]
         res = node.gettxoutsetinfo()
 
-        assert_equal(res['total_amount'], Decimal('8725.00000000'))
-        assert_equal(res['transactions'], 200)
-        assert_equal(res['height'], 200)
-        assert_equal(res['txouts'], 200)
-        assert_equal(res['bytes_serialized'], 13924),
+        assert_equal(res['total_amount'], Decimal('60000000.00000000'))
+        assert_equal(res['transactions'], 120)
+        assert_equal(res['height'], 120)
+        assert_equal(res['txouts'], 120)
+        assert_equal(res['bytes_serialized'], 8520),
         assert_equal(len(res['bestblock']), 64)
         assert_equal(len(res['hash_serialized']), 64)
 
@@ -66,11 +66,11 @@ class BlockchainTest(BitcoinTestFramework):
             JSONRPCException, lambda: node.getblockheader('nonsense'))
 
         besthash = node.getbestblockhash()
-        secondbesthash = node.getblockhash(199)
+        secondbesthash = node.getblockhash(119)
         header = node.getblockheader(besthash)
 
         assert_equal(header['hash'], besthash)
-        assert_equal(header['height'], 200)
+        assert_equal(header['height'], 120)
         assert_equal(header['confirmations'], 1)
         assert_equal(header['previousblockhash'], secondbesthash)
         assert_is_hex_string(header['chainwork'])
diff --git a/qa/rpc-tests/bumpfee.py b/qa/rpc-tests/bumpfee.py
index 7ed2beb17..8e146e741 100755
--- a/qa/rpc-tests/bumpfee.py
+++ b/qa/rpc-tests/bumpfee.py
@@ -47,14 +47,14 @@ class BumpFeeTest(BitcoinTestFramework):
 
         # fund rbf node with 10 coins of 0.001 btc (100,000 satoshis)
         print("Mining blocks...")
-        peer_node.generate(110)
+        peer_node.generate(70)
         self.sync_all()
         for i in range(25):
-            peer_node.sendtoaddress(rbf_node_address, 0.001)
+            peer_node.sendtoaddress(rbf_node_address, 1.0000)
         self.sync_all()
         peer_node.generate(1)
         self.sync_all()
-        assert_equal(rbf_node.getbalance(), Decimal("0.025"))
+        assert_equal(rbf_node.getbalance(), Decimal("25"))
 
         print("Running tests")
         dest_address = peer_node.getnewaddress()
@@ -75,7 +75,7 @@ class BumpFeeTest(BitcoinTestFramework):
 
 
 def test_simple_bumpfee_succeeds(rbf_node, peer_node, dest_address):
-    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.00090000})
+    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.90000000})
     rbftx = rbf_node.gettransaction(rbfid)
     sync_mempools((rbf_node, peer_node))
     assert rbfid in rbf_node.getrawmempool() and rbfid in peer_node.getrawmempool()
@@ -128,7 +128,7 @@ def test_segwit_bumpfee_succeeds(rbf_node, dest_address):
 
 def test_nonrbf_bumpfee_fails(peer_node, dest_address):
     # cannot replace a non RBF transaction (from node which did not enable RBF)
-    not_rbfid = create_fund_sign_send(peer_node, {dest_address: 0.00090000})
+    not_rbfid = create_fund_sign_send(peer_node, {dest_address: 0.90000000})
     assert_raises_jsonrpc(-4, "not BIP 125 replaceable", peer_node.bumpfee, not_rbfid)
 
 
@@ -166,27 +166,27 @@ def test_bumpfee_with_descendant_fails(rbf_node, rbf_node_address, dest_address)
 def test_small_output_fails(rbf_node, dest_address):
     # cannot bump fee with a too-small output
     rbfid = spend_one_input(rbf_node,
-                            Decimal("0.00100000"),
-                            {dest_address: 0.00080000,
-                             get_change_address(rbf_node): Decimal("0.00010000")})
-    rbf_node.bumpfee(rbfid, {"totalFee": 20000})
+                            Decimal("1.00000000"),
+                            {dest_address: 0.80000000,
+                             get_change_address(rbf_node): Decimal("0.10000000")})
+    rbf_node.bumpfee(rbfid, {"totalFee": 200000000})
 
     rbfid = spend_one_input(rbf_node,
-                            Decimal("0.00100000"),
-                            {dest_address: 0.00080000,
-                             get_change_address(rbf_node): Decimal("0.00010000")})
-    assert_raises_jsonrpc(-4, "Change output is too small", rbf_node.bumpfee, rbfid, {"totalFee": 20001})
+                            Decimal("1.00000000"),
+                            {dest_address: 0.800000000,
+                             get_change_address(rbf_node): Decimal("1.00000000")})
+    assert_raises_jsonrpc(-4, "Change output is too small", rbf_node.bumpfee, rbfid, {"totalFee": 200000001})
 
 
 def test_dust_to_fee(rbf_node, dest_address):
     # check that if output is reduced to dust, it will be converted to fee
     # the bumped tx sets fee=9900, but it converts to 10,000
     rbfid = spend_one_input(rbf_node,
-                            Decimal("0.00100000"),
-                            {dest_address: 0.00080000,
-                             get_change_address(rbf_node): Decimal("0.00010000")})
+                            Decimal("1.00000000"),
+                            {dest_address: 0.80000000,
+                             get_change_address(rbf_node): Decimal("0.10000000")})
     fulltx = rbf_node.getrawtransaction(rbfid, 1)
-    bumped_tx = rbf_node.bumpfee(rbfid, {"totalFee": 19900})
+    bumped_tx = rbf_node.bumpfee(rbfid, {"totalFee": 19900000})
     full_bumped_tx = rbf_node.getrawtransaction(bumped_tx["txid"], 1)
     assert_equal(bumped_tx["fee"], Decimal("0.00020000"))
     assert_equal(len(fulltx["vout"]), 2)
@@ -196,8 +196,8 @@ def test_dust_to_fee(rbf_node, dest_address):
 def test_settxfee(rbf_node, dest_address):
     # check that bumpfee reacts correctly to the use of settxfee (paytxfee)
     # increase feerate by 2.5x, test that fee increased at least 2x
-    rbf_node.settxfee(Decimal("0.00001000"))
-    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.00090000})
+    rbf_node.settxfee(Decimal("0.01000000"))
+    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.90000000})
     rbftx = rbf_node.gettransaction(rbfid)
     rbf_node.settxfee(Decimal("0.00002500"))
     bumped_tx = rbf_node.bumpfee(rbfid)
@@ -207,24 +207,24 @@ def test_settxfee(rbf_node, dest_address):
 
 def test_rebumping(rbf_node, dest_address):
     # check that re-bumping the original tx fails, but bumping the bumper succeeds
-    rbf_node.settxfee(Decimal("0.00001000"))
-    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.00090000})
-    bumped = rbf_node.bumpfee(rbfid, {"totalFee": 1000})
+    rbf_node.settxfee(Decimal("0.01000000"))
+    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.90000000})
+    bumped = rbf_node.bumpfee(rbfid, {"totalFee": 1000000})
     assert_raises_jsonrpc(-4, "already bumped", rbf_node.bumpfee, rbfid, {"totalFee": 2000})
-    rbf_node.bumpfee(bumped["txid"], {"totalFee": 2000})
+    rbf_node.bumpfee(bumped["txid"], {"totalFee": 2000000})
 
 
 def test_rebumping_not_replaceable(rbf_node, dest_address):
     # check that re-bumping a non-replaceable bump tx fails
-    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.00090000})
-    bumped = rbf_node.bumpfee(rbfid, {"totalFee": 10000, "replaceable": False})
+    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.90000000})
+    bumped = rbf_node.bumpfee(rbfid, {"totalFee": 10000000, "replaceable": False})
     assert_raises_jsonrpc(-4, "Transaction is not BIP 125 replaceable", rbf_node.bumpfee, bumped["txid"],
-                          {"totalFee": 20000})
+                          {"totalFee": 20000000})
 
 
 def test_unconfirmed_not_spendable(rbf_node, rbf_node_address):
     # check that unconfirmed outputs from bumped transactions are not spendable
-    rbfid = create_fund_sign_send(rbf_node, {rbf_node_address: 0.00090000})
+    rbfid = create_fund_sign_send(rbf_node, {rbf_node_address: 0.90000000})
     rbftx = rbf_node.gettransaction(rbfid)["hex"]
     assert rbfid in rbf_node.getrawmempool()
     bumpid = rbf_node.bumpfee(rbfid)["txid"]
@@ -259,7 +259,7 @@ def test_unconfirmed_not_spendable(rbf_node, rbf_node_address):
 
 
 def test_bumpfee_metadata(rbf_node, dest_address):
-    rbfid = rbf_node.sendtoaddress(dest_address, 0.00090000, "comment value", "to value")
+    rbfid = rbf_node.sendtoaddress(dest_address, 0.90000000, "comment value", "to value")
     bumped_tx = rbf_node.bumpfee(rbfid)
     bumped_wtx = rbf_node.gettransaction(bumped_tx["txid"])
     assert_equal(bumped_wtx["comment"], "comment value")
@@ -267,7 +267,7 @@ def test_bumpfee_metadata(rbf_node, dest_address):
 
 
 def test_locked_wallet_fails(rbf_node, dest_address):
-    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.00090000})
+    rbfid = create_fund_sign_send(rbf_node, {dest_address: 0.90000000})
     rbf_node.walletlock()
     assert_raises_jsonrpc(-13, "Please enter the wallet passphrase with walletpassphrase first.",
                           rbf_node.bumpfee, rbfid)
diff --git a/qa/rpc-tests/disablewallet.py b/qa/rpc-tests/disablewallet.py
index 36c147eda..ec98a2959 100755
--- a/qa/rpc-tests/disablewallet.py
+++ b/qa/rpc-tests/disablewallet.py
@@ -25,21 +25,21 @@ class DisableWalletTest (BitcoinTestFramework):
 
     def run_test (self):
         # Check regression: https://github.com/bitcoin/bitcoin/issues/6963#issuecomment-154548880
-        x = self.nodes[0].validateaddress('3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy')
+        x = self.nodes[0].validateaddress('D8dhKpPmW3L86B3Ej1bCuBSLLNN1QWqD2B')
         assert(x['isvalid'] == False)
-        x = self.nodes[0].validateaddress('mneYUmWYsuk7kySiURxCi3AGxrAqZxLgPZ')
+        x = self.nodes[0].validateaddress('mnT5rNQSpWrjbFCup6nHKXSYsPsJwq5Ag5')
         assert(x['isvalid'] == True)
 
         # Checking mining to an address without a wallet
         try:
-            self.nodes[0].generatetoaddress(1, 'mneYUmWYsuk7kySiURxCi3AGxrAqZxLgPZ')
+            self.nodes[0].generatetoaddress(1, 'mnT5rNQSpWrjbFCup6nHKXSYsPsJwq5Ag5')
         except JSONRPCException as e:
             assert("Invalid address" not in e.error['message'])
             assert("ProcessNewBlock, block not accepted" not in e.error['message'])
             assert("Couldn't create new block" not in e.error['message'])
 
         try:
-            self.nodes[0].generatetoaddress(1, '3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy')
+            self.nodes[0].generatetoaddress(1, 'D8dhKpPmW3L86B3Ej1bCuBSLLNN1QWqD2B')
             raise AssertionError("Must not mine to invalid address!")
         except JSONRPCException as e:
             assert("Invalid address" in e.error['message'])
diff --git a/qa/rpc-tests/fundrawtransaction.py b/qa/rpc-tests/fundrawtransaction.py
index 511faf740..0bf083cc4 100755
--- a/qa/rpc-tests/fundrawtransaction.py
+++ b/qa/rpc-tests/fundrawtransaction.py
@@ -159,7 +159,8 @@ class RawTransactionsTest(BitcoinTestFramework):
         utx = get_unspent(self.nodes[2].listunspent(), 5)
 
         inputs  = [ {'txid' : utx['txid'], 'vout' : utx['vout']}]
-        outputs = { self.nodes[0].getnewaddress() : Decimal(5.0) - fee - feeTolerance }
+        # Dogecoin: Fee is exact, do not use tolerance
+        outputs = { self.nodes[0].getnewaddress() : Decimal(5.0) - fee }
         rawtx   = self.nodes[2].createrawtransaction(inputs, outputs)
         dec_tx  = self.nodes[2].decoderawtransaction(rawtx)
         assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
@@ -207,7 +208,8 @@ class RawTransactionsTest(BitcoinTestFramework):
         utx = get_unspent(self.nodes[2].listunspent(), 5)
 
         inputs  = [ {'txid' : utx['txid'], 'vout' : utx['vout']} ]
-        outputs = { self.nodes[0].getnewaddress() : Decimal(4.0) }
+        # Dogecoin: Reduce this output so the fee doesn't leave us with no change
+        outputs = { self.nodes[0].getnewaddress() : Decimal(2.5) }
         rawtx   = self.nodes[2].createrawtransaction(inputs, outputs)
         dec_tx  = self.nodes[2].decoderawtransaction(rawtx)
         assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
@@ -501,7 +503,7 @@ class RawTransactionsTest(BitcoinTestFramework):
         self.sync_all()
 
         # make sure funds are received at node1
-        assert_equal(oldBalance+Decimal('51.10000000'), self.nodes[0].getbalance())
+        assert_equal(oldBalance+Decimal('500001.10000000'), self.nodes[0].getbalance())
 
 
         ###############################################
@@ -515,13 +517,14 @@ class RawTransactionsTest(BitcoinTestFramework):
         self.sync_all()
 
         for i in range(0,20):
-            self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.01)
+            self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 2)
         self.nodes[0].generate(1)
         self.sync_all()
 
         #fund a tx with ~20 small inputs
         inputs = []
-        outputs = {self.nodes[0].getnewaddress():0.15,self.nodes[0].getnewaddress():0.04}
+        # Dogecoin: TX size rounding gives us a fee of 4 DOGE
+        outputs = {self.nodes[0].getnewaddress():15,self.nodes[0].getnewaddress():4}
         rawTx = self.nodes[1].createrawtransaction(inputs, outputs)
         fundedTx = self.nodes[1].fundrawtransaction(rawTx)
 
@@ -545,7 +548,7 @@ class RawTransactionsTest(BitcoinTestFramework):
         self.sync_all()
 
         for i in range(0,20):
-            self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.01)
+            self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 2)
         self.nodes[0].generate(1)
         self.sync_all()
 
@@ -553,7 +556,7 @@ class RawTransactionsTest(BitcoinTestFramework):
         oldBalance = self.nodes[0].getbalance()
 
         inputs = []
-        outputs = {self.nodes[0].getnewaddress():0.15,self.nodes[0].getnewaddress():0.04}
+        outputs = {self.nodes[0].getnewaddress():15,self.nodes[0].getnewaddress():4}
         rawTx = self.nodes[1].createrawtransaction(inputs, outputs)
         fundedTx = self.nodes[1].fundrawtransaction(rawTx)
         fundedAndSignedTx = self.nodes[1].signrawtransaction(fundedTx['hex'])
@@ -561,7 +564,7 @@ class RawTransactionsTest(BitcoinTestFramework):
         self.sync_all()
         self.nodes[0].generate(1)
         self.sync_all()
-        assert_equal(oldBalance+Decimal('50.19000000'), self.nodes[0].getbalance()) #0.19+block reward
+        assert_equal(oldBalance+Decimal('500019.00000000'), self.nodes[0].getbalance()) #19+block reward
 
         #####################################################
         # test fundrawtransaction with OP_RETURN and no vin #
diff --git a/qa/rpc-tests/getauxblock.py b/qa/rpc-tests/getauxblock.py
index dfb57be8d..b24cf45eb 100755
--- a/qa/rpc-tests/getauxblock.py
+++ b/qa/rpc-tests/getauxblock.py
@@ -8,13 +8,11 @@
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 
-from test_framework import auxpow
+from test_framework import scrypt_auxpow as auxpow
 
 class GetAuxBlockTest (BitcoinTestFramework):
 
   def run_test (self):
-    BitcoinTestFramework.run_test (self)
-
     # Generate a block so that we are not "downloading blocks".
     self.nodes[0].generate (1)
 
@@ -32,7 +30,7 @@ class GetAuxBlockTest (BitcoinTestFramework):
     assert_equal (reversedTarget, blocktemplate['target'])
 
     # Verify data that can be found in another way.
-    assert_equal (auxblock['chainid'], 1)
+    assert_equal (auxblock['chainid'], 98)
     assert_equal (auxblock['height'], self.nodes[0].getblockcount () + 1)
     assert_equal (auxblock['previousblockhash'], self.nodes[0].getblockhash (auxblock['height'] - 1))
 
@@ -71,12 +69,12 @@ class GetAuxBlockTest (BitcoinTestFramework):
     target = blocktemplate['target']
 
     # Compute invalid auxpow.
-    apow = auxpow.computeAuxpow (auxblock['hash'], target, False)
+    apow = auxpow.computeAuxpowWithChainId (auxblock['hash'], target, "98", False)
     res = self.nodes[0].getauxblock (auxblock['hash'], apow)
     assert not res
 
     # Compute and submit valid auxpow.
-    apow = auxpow.computeAuxpow (auxblock['hash'], target, True)
+    apow = auxpow.computeAuxpowWithChainId (auxblock['hash'], target, "98", True)
     res = self.nodes[0].getauxblock (auxblock['hash'], apow)
     assert res
 
@@ -106,7 +104,7 @@ class GetAuxBlockTest (BitcoinTestFramework):
     assert_equal (t['category'], "immature")
     assert_equal (t['blockhash'], auxblock['hash'])
     assert t['generated']
-    assert t['amount'] >= Decimal ("25")
+    assert t['amount'] >= Decimal ("500000")
     assert_equal (t['confirmations'], 1)
 
     # Verify the coinbase script.  Ensure that it includes the block height
@@ -117,7 +115,7 @@ class GetAuxBlockTest (BitcoinTestFramework):
     blk = self.nodes[1].getblock (auxblock['hash'])
     tx = self.nodes[1].getrawtransaction (blk['tx'][0], 1)
     coinbase = tx['vin'][0]['coinbase']
-    assert_equal ("02%02x00" % auxblock['height'], coinbase[0 : 6])
+    assert_equal ("01%02x01" % auxblock['height'], coinbase[0 : 6]) # DOGE: We mine less blocks in these tests
 
 if __name__ == '__main__':
   GetAuxBlockTest ().main ()
diff --git a/qa/rpc-tests/getchaintips.py b/qa/rpc-tests/getchaintips.py
index 1c66b8c28..7099bfd49 100755
--- a/qa/rpc-tests/getchaintips.py
+++ b/qa/rpc-tests/getchaintips.py
@@ -21,7 +21,7 @@ class GetChainTipsTest (BitcoinTestFramework):
         tips = self.nodes[0].getchaintips ()
         assert_equal (len (tips), 1)
         assert_equal (tips[0]['branchlen'], 0)
-        assert_equal (tips[0]['height'], 200)
+        assert_equal (tips[0]['height'], 120)
         assert_equal (tips[0]['status'], 'active')
 
         # Split the network and build two chains of different lengths.
@@ -34,14 +34,14 @@ class GetChainTipsTest (BitcoinTestFramework):
         assert_equal (len (tips), 1)
         shortTip = tips[0]
         assert_equal (shortTip['branchlen'], 0)
-        assert_equal (shortTip['height'], 210)
+        assert_equal (shortTip['height'], 130)
         assert_equal (tips[0]['status'], 'active')
 
         tips = self.nodes[3].getchaintips ()
         assert_equal (len (tips), 1)
         longTip = tips[0]
         assert_equal (longTip['branchlen'], 0)
-        assert_equal (longTip['height'], 220)
+        assert_equal (longTip['height'], 140)
         assert_equal (tips[0]['status'], 'active')
 
         # Join the network halves and check that we now have two tips
diff --git a/qa/rpc-tests/listsinceblock.py b/qa/rpc-tests/listsinceblock.py
index ca67b8ece..32052695e 100755
--- a/qa/rpc-tests/listsinceblock.py
+++ b/qa/rpc-tests/listsinceblock.py
@@ -48,7 +48,7 @@ class ListSinceBlockTest (BitcoinTestFramework):
 
         assert_equal(self.nodes[0].getbalance(), 0)
         assert_equal(self.nodes[1].getbalance(), 0)
-        assert_equal(self.nodes[2].getbalance(), 50)
+        assert_equal(self.nodes[2].getbalance(), 20500000)
         assert_equal(self.nodes[3].getbalance(), 0)
 
         # Split network into two
diff --git a/qa/rpc-tests/listtransactions.py b/qa/rpc-tests/listtransactions.py
index 5ec6ce17e..83ac72505 100755
--- a/qa/rpc-tests/listtransactions.py
+++ b/qa/rpc-tests/listtransactions.py
@@ -29,63 +29,63 @@ class ListTransactionsTest(BitcoinTestFramework):
 
     def run_test(self):
         # Simple send, 0 to 1:
-        txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.1)
+        txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 100)
         self.sync_all()
         assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid},
-                           {"category":"send","account":"","amount":Decimal("-0.1"),"confirmations":0})
+                           {"category":"send","account":"","amount":Decimal(-100),"confirmations":0})
         assert_array_result(self.nodes[1].listtransactions(),
                            {"txid":txid},
-                           {"category":"receive","account":"","amount":Decimal("0.1"),"confirmations":0})
+                           {"category":"receive","account":"","amount":100,"confirmations":0})
         # mine a block, confirmations should change:
         self.nodes[0].generate(1)
         self.sync_all()
         assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid},
-                           {"category":"send","account":"","amount":Decimal("-0.1"),"confirmations":1})
+                           {"category":"send","account":"","amount":Decimal(-100),"confirmations":1})
         assert_array_result(self.nodes[1].listtransactions(),
                            {"txid":txid},
-                           {"category":"receive","account":"","amount":Decimal("0.1"),"confirmations":1})
+                           {"category":"receive","account":"","amount":100,"confirmations":1})
 
         # send-to-self:
-        txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 0.2)
+        txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 200)
         assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid, "category":"send"},
-                           {"amount":Decimal("-0.2")})
+                           {"amount":Decimal("-200")})
         assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid, "category":"receive"},
-                           {"amount":Decimal("0.2")})
+                           {"amount":200})
 
         # sendmany from node1: twice to self, twice to node2:
-        send_to = { self.nodes[0].getnewaddress() : 0.11,
-                    self.nodes[1].getnewaddress() : 0.22,
-                    self.nodes[0].getaccountaddress("from1") : 0.33,
-                    self.nodes[1].getaccountaddress("toself") : 0.44 }
+        send_to = { self.nodes[0].getnewaddress() : 110,
+                    self.nodes[1].getnewaddress() : 220,
+                    self.nodes[0].getaccountaddress("from1") : 330,
+                    self.nodes[1].getaccountaddress("toself") : 440 }
         txid = self.nodes[1].sendmany("", send_to)
         self.sync_all()
         assert_array_result(self.nodes[1].listtransactions(),
-                           {"category":"send","amount":Decimal("-0.11")},
+                           {"category":"send","amount":Decimal("-110")},
                            {"txid":txid} )
         assert_array_result(self.nodes[0].listtransactions(),
-                           {"category":"receive","amount":Decimal("0.11")},
+                           {"category":"receive","amount":Decimal("110")},
                            {"txid":txid} )
         assert_array_result(self.nodes[1].listtransactions(),
-                           {"category":"send","amount":Decimal("-0.22")},
+                           {"category":"send","amount":Decimal("-220")},
                            {"txid":txid} )
         assert_array_result(self.nodes[1].listtransactions(),
-                           {"category":"receive","amount":Decimal("0.22")},
+                           {"category":"receive","amount":Decimal("220")},
                            {"txid":txid} )
         assert_array_result(self.nodes[1].listtransactions(),
-                           {"category":"send","amount":Decimal("-0.33")},
+                           {"category":"send","amount":Decimal("-330")},
                            {"txid":txid} )
         assert_array_result(self.nodes[0].listtransactions(),
-                           {"category":"receive","amount":Decimal("0.33")},
+                           {"category":"receive","amount":Decimal("330")},
                            {"txid":txid, "account" : "from1"} )
         assert_array_result(self.nodes[1].listtransactions(),
-                           {"category":"send","amount":Decimal("-0.44")},
+                           {"category":"send","amount":Decimal("-440")},
                            {"txid":txid, "account" : ""} )
         assert_array_result(self.nodes[1].listtransactions(),
-                           {"category":"receive","amount":Decimal("0.44")},
+                           {"category":"receive","amount":Decimal("440")},
                            {"txid":txid, "account" : "toself"} )
 
         multisig = self.nodes[1].createmultisig(1, [self.nodes[1].getnewaddress()])
@@ -120,7 +120,7 @@ class ListTransactionsTest(BitcoinTestFramework):
             return None
 
         # 1. Chain a few transactions that don't opt-in.
-        txid_1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1)
+        txid_1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 100)
         assert(not is_opt_in(self.nodes[0], txid_1))
         assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"})
         sync_mempools(self.nodes)
@@ -131,7 +131,7 @@ class ListTransactionsTest(BitcoinTestFramework):
 
         # Create tx2 using createrawtransaction
         inputs = [{"txid":utxo_to_use["txid"], "vout":utxo_to_use["vout"]}]
-        outputs = {self.nodes[0].getnewaddress(): 0.999}
+        outputs = {self.nodes[0].getnewaddress(): 99}
         tx2 = self.nodes[1].createrawtransaction(inputs, outputs)
         tx2_signed = self.nodes[1].signrawtransaction(tx2)["hex"]
         txid_2 = self.nodes[1].sendrawtransaction(tx2_signed)
@@ -145,7 +145,7 @@ class ListTransactionsTest(BitcoinTestFramework):
         # Tx3 will opt-in to RBF
         utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[0], txid_2)
         inputs = [{"txid": txid_2, "vout":utxo_to_use["vout"]}]
-        outputs = {self.nodes[1].getnewaddress(): 0.998}
+        outputs = {self.nodes[1].getnewaddress(): 98}
         tx3 = self.nodes[0].createrawtransaction(inputs, outputs)
         tx3_modified = txFromHex(tx3)
         tx3_modified.vin[0].nSequence = 0
@@ -162,7 +162,7 @@ class ListTransactionsTest(BitcoinTestFramework):
         # that does.
         utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[1], txid_3)
         inputs = [{"txid": txid_3, "vout":utxo_to_use["vout"]}]
-        outputs = {self.nodes[0].getnewaddress(): 0.997}
+        outputs = {self.nodes[0].getnewaddress(): 97}
         tx4 = self.nodes[1].createrawtransaction(inputs, outputs)
         tx4_signed = self.nodes[1].signrawtransaction(tx4)["hex"]
         txid_4 = self.nodes[1].sendrawtransaction(tx4_signed)
@@ -174,7 +174,7 @@ class ListTransactionsTest(BitcoinTestFramework):
 
         # Replace tx3, and check that tx4 becomes unknown
         tx3_b = tx3_modified
-        tx3_b.vout[0].nValue -= int(Decimal("0.004") * COIN) # bump the fee
+        tx3_b.vout[0].nValue -= int(Decimal("4") * COIN) # bump the fee
         tx3_b = bytes_to_hex_str(tx3_b.serialize())
         tx3_b_signed = self.nodes[0].signrawtransaction(tx3_b)['hex']
         txid_3b = self.nodes[0].sendrawtransaction(tx3_b_signed, True)
diff --git a/qa/rpc-tests/mempool_limit.py b/qa/rpc-tests/mempool_limit.py
index 154ae59c2..b3fe289c6 100755
--- a/qa/rpc-tests/mempool_limit.py
+++ b/qa/rpc-tests/mempool_limit.py
@@ -31,7 +31,7 @@ class MempoolLimitTest(BitcoinTestFramework):
         #create a mempool tx that will be evicted
         us0 = utxos.pop()
         inputs = [{ "txid" : us0["txid"], "vout" : us0["vout"]}]
-        outputs = {self.nodes[0].getnewaddress() : 0.0001}
+        outputs = {self.nodes[0].getnewaddress() : 1}
         tx = self.nodes[0].createrawtransaction(inputs, outputs)
         self.nodes[0].settxfee(self.relayfee) # specifically fund this tx with low fee
         txF = self.nodes[0].fundrawtransaction(tx)
diff --git a/qa/rpc-tests/mempool_reorg.py b/qa/rpc-tests/mempool_reorg.py
index dd88aae4f..cd08826f8 100755
--- a/qa/rpc-tests/mempool_reorg.py
+++ b/qa/rpc-tests/mempool_reorg.py
@@ -44,16 +44,16 @@ class MempoolCoinbaseTest(BitcoinTestFramework):
         # 1. Direct coinbase spend  :  spend_101
         # 2. Indirect (coinbase spend in chain, child in mempool) : spend_102 and spend_102_1
         # 3. Indirect (coinbase and child both in chain) : spend_103 and spend_103_1
-        # Use invalidatblock to make all of the above coinbase spends invalid (immature coinbase),
+        # Use invalidateblock to make all of the above coinbase spends invalid (immature coinbase),
         # and make sure the mempool code behaves correctly.
-        b = [ self.nodes[0].getblockhash(n) for n in range(101, 105) ]
+        b = [ self.nodes[0].getblockhash(n) for n in range(61, 65) ]
         coinbase_txids = [ self.nodes[0].getblock(h)['tx'][0] for h in b ]
-        spend_101_raw = create_tx(self.nodes[0], coinbase_txids[1], node1_address, 49.99)
-        spend_102_raw = create_tx(self.nodes[0], coinbase_txids[2], node0_address, 49.99)
-        spend_103_raw = create_tx(self.nodes[0], coinbase_txids[3], node0_address, 49.99)
+        spend_101_raw = create_tx(self.nodes[0], coinbase_txids[1], node1_address, 499998)
+        spend_102_raw = create_tx(self.nodes[0], coinbase_txids[2], node0_address, 500000)
+        spend_103_raw = create_tx(self.nodes[0], coinbase_txids[3], node0_address, 499999)
 
         # Create a block-height-locked transaction which will be invalid after reorg
-        timelock_tx = self.nodes[0].createrawtransaction([{"txid": coinbase_txids[0], "vout": 0}], {node0_address: 49.99})
+        timelock_tx = self.nodes[0].createrawtransaction([{"txid": coinbase_txids[0], "vout": 0}], {node0_address: 499999})
         # Set the time lock
         timelock_tx = timelock_tx.replace("ffffffff", "11111191", 1)
         timelock_tx = timelock_tx[:-8] + hex(self.nodes[0].getblockcount() + 2)[2:] + "000000"
@@ -67,8 +67,8 @@ class MempoolCoinbaseTest(BitcoinTestFramework):
         assert_raises(JSONRPCException, self.nodes[0].sendrawtransaction, timelock_tx)
 
         # Create 102_1 and 103_1:
-        spend_102_1_raw = create_tx(self.nodes[0], spend_102_id, node1_address, 49.98)
-        spend_103_1_raw = create_tx(self.nodes[0], spend_103_id, node1_address, 49.98)
+        spend_102_1_raw = create_tx(self.nodes[0], spend_102_id, node1_address, 499999)
+        spend_103_1_raw = create_tx(self.nodes[0], spend_103_id, node1_address, 499998)
 
         # Broadcast and mine 103_1:
         spend_103_1_id = self.nodes[0].sendrawtransaction(spend_103_1_raw)
diff --git a/qa/rpc-tests/mempool_resurrect_test.py b/qa/rpc-tests/mempool_resurrect_test.py
index 3db12cbf7..f216c7ab5 100755
--- a/qa/rpc-tests/mempool_resurrect_test.py
+++ b/qa/rpc-tests/mempool_resurrect_test.py
@@ -40,13 +40,13 @@ class MempoolCoinbaseTest(BitcoinTestFramework):
 
         b = [ self.nodes[0].getblockhash(n) for n in range(1, 4) ]
         coinbase_txids = [ self.nodes[0].getblock(h)['tx'][0] for h in b ]
-        spends1_raw = [ create_tx(self.nodes[0], txid, node0_address, 49.99) for txid in coinbase_txids ]
+        spends1_raw = [ create_tx(self.nodes[0], txid, node0_address, 500000) for txid in coinbase_txids ]
         spends1_id = [ self.nodes[0].sendrawtransaction(tx) for tx in spends1_raw ]
 
         blocks = []
         blocks.extend(self.nodes[0].generate(1))
 
-        spends2_raw = [ create_tx(self.nodes[0], txid, node0_address, 49.98) for txid in spends1_id ]
+        spends2_raw = [ create_tx(self.nodes[0], txid, node0_address, 499999) for txid in spends1_id ]
         spends2_id = [ self.nodes[0].sendrawtransaction(tx) for tx in spends2_raw ]
 
         blocks.extend(self.nodes[0].generate(1))
diff --git a/qa/rpc-tests/mempool_spendcoinbase.py b/qa/rpc-tests/mempool_spendcoinbase.py
index d5e4bf52d..e74a4541e 100755
--- a/qa/rpc-tests/mempool_spendcoinbase.py
+++ b/qa/rpc-tests/mempool_spendcoinbase.py
@@ -33,15 +33,15 @@ class MempoolSpendCoinbaseTest(BitcoinTestFramework):
 
     def run_test(self):
         chain_height = self.nodes[0].getblockcount()
-        assert_equal(chain_height, 200)
+        assert_equal(chain_height, 120)
         node0_address = self.nodes[0].getnewaddress()
 
-        # Coinbase at height chain_height-100+1 ok in mempool, should
-        # get mined. Coinbase at height chain_height-100+2 is
+        # Coinbase at height chain_height-60+1 ok in mempool, should
+        # get mined. Coinbase at height chain_height-60+2 is
         # is too immature to spend.
-        b = [ self.nodes[0].getblockhash(n) for n in range(101, 103) ]
+        b = [ self.nodes[0].getblockhash(n) for n in range(61, 63) ]
         coinbase_txids = [ self.nodes[0].getblock(h)['tx'][0] for h in b ]
-        spends_raw = [ create_tx(self.nodes[0], txid, node0_address, 49.99) for txid in coinbase_txids ]
+        spends_raw = [ create_tx(self.nodes[0], txid, node0_address, 500000) for txid in coinbase_txids ]
 
         spend_101_id = self.nodes[0].sendrawtransaction(spends_raw[0])
 
diff --git a/qa/rpc-tests/merkle_blocks.py b/qa/rpc-tests/merkle_blocks.py
index b2155d7fc..1ed57dd79 100755
--- a/qa/rpc-tests/merkle_blocks.py
+++ b/qa/rpc-tests/merkle_blocks.py
@@ -34,18 +34,18 @@ class MerkleBlockTest(BitcoinTestFramework):
 
     def run_test(self):
         print("Mining blocks...")
-        self.nodes[0].generate(105)
+        self.nodes[0].generate(65)
         self.sync_all()
 
         chain_height = self.nodes[1].getblockcount()
-        assert_equal(chain_height, 105)
+        assert_equal(chain_height, 65)
         assert_equal(self.nodes[1].getbalance(), 0)
         assert_equal(self.nodes[2].getbalance(), 0)
 
         node0utxos = self.nodes[0].listunspent(1)
-        tx1 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 49.99})
+        tx1 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 500000})
         txid1 = self.nodes[0].sendrawtransaction(self.nodes[0].signrawtransaction(tx1)["hex"])
-        tx2 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 49.99})
+        tx2 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 500000})
         txid2 = self.nodes[0].sendrawtransaction(self.nodes[0].signrawtransaction(tx2)["hex"])
         assert_raises(JSONRPCException, self.nodes[0].gettxoutproof, [txid1])
 
@@ -63,7 +63,7 @@ class MerkleBlockTest(BitcoinTestFramework):
         assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1, txid2], blockhash)), txlist)
 
         txin_spent = self.nodes[1].listunspent(1).pop()
-        tx3 = self.nodes[1].createrawtransaction([txin_spent], {self.nodes[0].getnewaddress(): 49.98})
+        tx3 = self.nodes[1].createrawtransaction([txin_spent], {self.nodes[0].getnewaddress(): 500000})
         self.nodes[0].sendrawtransaction(self.nodes[1].signrawtransaction(tx3)["hex"])
         self.nodes[0].generate(1)
         self.sync_all()
diff --git a/qa/rpc-tests/p2p-fullblocktest.py b/qa/rpc-tests/p2p-fullblocktest.py
index 44e5f1032..a73a0c344 100755
--- a/qa/rpc-tests/p2p-fullblocktest.py
+++ b/qa/rpc-tests/p2p-fullblocktest.py
@@ -187,7 +187,7 @@ class FullBlockTest(ComparisonTestFramework):
 
         # Now we need that block to mature so we can spend the coinbase.
         test = TestInstance(sync_every_block=False)
-        for i in range(99):
+        for i in range(59):
             block(5000 + i)
             test.blocks_and_transactions.append([self.tip, True])
             save_spendable_output()
@@ -662,7 +662,7 @@ class FullBlockTest(ComparisonTestFramework):
         tip(44)
         b47 = block(47, solve=False)
         target = uint256_from_compact(b47.nBits)
-        while b47.sha256 < target: #changed > to <
+        while b47.scrypt256 < target: #changed > to <
             b47.nNonce += 1
             b47.rehash()
         yield rejected(RejectResult(16, b'high-hash'))
diff --git a/qa/rpc-tests/rawtransactions.py b/qa/rpc-tests/rawtransactions.py
index 2e27bbabb..68ff038b1 100755
--- a/qa/rpc-tests/rawtransactions.py
+++ b/qa/rpc-tests/rawtransactions.py
@@ -123,7 +123,7 @@ class RawTransactionsTest(BitcoinTestFramework):
 
         bal = self.nodes[0].getbalance()
         inputs = [{ "txid" : txId, "vout" : vout['n'], "scriptPubKey" : vout['scriptPubKey']['hex']}]
-        outputs = { self.nodes[0].getnewaddress() : 2.19 }
+        outputs = { self.nodes[0].getnewaddress() : 1.2 }
         rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
         rawTxPartialSigned = self.nodes[1].signrawtransaction(rawTx, inputs)
         assert_equal(rawTxPartialSigned['complete'], False) #node1 only has one key, can't comp. sign the tx
@@ -135,7 +135,7 @@ class RawTransactionsTest(BitcoinTestFramework):
         self.sync_all()
         self.nodes[0].generate(1)
         self.sync_all()
-        assert_equal(self.nodes[0].getbalance(), bal+Decimal('50.00000000')+Decimal('2.19000000')) #block reward + tx
+        assert_equal(self.nodes[0].getbalance(), bal+Decimal('500000.00000000')+Decimal('1.20000000')) #block reward + tx
 
         # getrawtransaction tests
         # 1. valid parameters - only supply txid
diff --git a/qa/rpc-tests/receivedby.py b/qa/rpc-tests/receivedby.py
index 1b90b2333..7b8777115 100755
--- a/qa/rpc-tests/receivedby.py
+++ b/qa/rpc-tests/receivedby.py
@@ -42,7 +42,7 @@ class ReceivedByTest(BitcoinTestFramework):
         '''
         # Send from node 0 to 1
         addr = self.nodes[1].getnewaddress()
-        txid = self.nodes[0].sendtoaddress(addr, 0.1)
+        txid = self.nodes[0].sendtoaddress(addr, 1)
         self.sync_all()
 
         #Check not listed in listreceivedbyaddress because has 0 confirmations
@@ -55,11 +55,11 @@ class ReceivedByTest(BitcoinTestFramework):
         self.sync_all()
         assert_array_result(self.nodes[1].listreceivedbyaddress(),
                            {"address":addr},
-                           {"address":addr, "account":"", "amount":Decimal("0.1"), "confirmations":10, "txids":[txid,]})
+                           {"address":addr, "account":"", "amount":Decimal("1.0"), "confirmations":10, "txids":[txid,]})
         #With min confidence < 10
         assert_array_result(self.nodes[1].listreceivedbyaddress(5),
                            {"address":addr},
-                           {"address":addr, "account":"", "amount":Decimal("0.1"), "confirmations":10, "txids":[txid,]})
+                           {"address":addr, "account":"", "amount":Decimal("1.0"), "confirmations":10, "txids":[txid,]})
         #With min confidence > 10, should not find Tx
         assert_array_result(self.nodes[1].listreceivedbyaddress(11),{"address":addr},{ },True)
 
@@ -74,7 +74,7 @@ class ReceivedByTest(BitcoinTestFramework):
         '''
         # Send from node 0 to 1
         addr = self.nodes[1].getnewaddress()
-        txid = self.nodes[0].sendtoaddress(addr, 0.1)
+        txid = self.nodes[0].sendtoaddress(addr, 1)
         self.sync_all()
 
         #Check balance is 0 because of 0 confirmations
@@ -84,14 +84,14 @@ class ReceivedByTest(BitcoinTestFramework):
 
         #Check balance is 0.1
         balance = self.nodes[1].getreceivedbyaddress(addr,0)
-        if balance != Decimal("0.1"):
+        if balance != Decimal("1.0"):
             raise AssertionError("Wrong balance returned by getreceivedbyaddress, %0.2f"%(balance))
 
         #Bury Tx under 10 block so it will be returned by the default getreceivedbyaddress
         self.nodes[1].generate(10)
         self.sync_all()
         balance = self.nodes[1].getreceivedbyaddress(addr)
-        if balance != Decimal("0.1"):
+        if balance != Decimal("1.0"):
             raise AssertionError("Wrong balance returned by getreceivedbyaddress, %0.2f"%(balance))
 
         '''
@@ -105,7 +105,7 @@ class ReceivedByTest(BitcoinTestFramework):
             raise AssertionError("No accounts found in node")
         balance_by_account = self.nodes[1].getreceivedbyaccount(account)
 
-        txid = self.nodes[0].sendtoaddress(addr, 0.1)
+        txid = self.nodes[0].sendtoaddress(addr, 1)
         self.sync_all()
 
         # listreceivedbyaccount should return received_by_account_json because of 0 confirmations
@@ -123,11 +123,11 @@ class ReceivedByTest(BitcoinTestFramework):
         # listreceivedbyaccount should return updated account balance
         assert_array_result(self.nodes[1].listreceivedbyaccount(),
                            {"account":account},
-                           {"account":received_by_account_json["account"], "amount":(received_by_account_json["amount"] + Decimal("0.1"))})
+                           {"account":received_by_account_json["account"], "amount":(received_by_account_json["amount"] + Decimal("1.0"))})
 
         # getreceivedbyaddress should return updates balance
         balance = self.nodes[1].getreceivedbyaccount(account)
-        if balance != balance_by_account + Decimal("0.1"):
+        if balance != balance_by_account + Decimal("1.0"):
             raise AssertionError("Wrong balance returned by getreceivedbyaccount, %0.2f"%(balance))
 
         #Create a new account named "mynewaccount" that has a 0 balance
diff --git a/qa/rpc-tests/rest.py b/qa/rpc-tests/rest.py
index 99a1c49b0..a4b93472f 100755
--- a/qa/rpc-tests/rest.py
+++ b/qa/rpc-tests/rest.py
@@ -8,7 +8,7 @@
 #
 
 
-from test_framework import auxpow
+from test_framework import scrypt_auxpow as auxpow
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 from struct import *
@@ -70,15 +70,15 @@ class RESTTest (BitcoinTestFramework):
         self.nodes[2].generate(100)
         self.sync_all()
 
-        assert_equal(self.nodes[0].getbalance(), 50)
+        assert_equal(self.nodes[0].getbalance(), 500000)
 
-        txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.1)
+        txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1)
         self.sync_all()
         self.nodes[2].generate(1)
         self.sync_all()
         bb_hash = self.nodes[0].getbestblockhash()
 
-        assert_equal(self.nodes[1].getbalance(), Decimal("0.1")) #balance now should be 0.1 on node 1
+        assert_equal(self.nodes[1].getbalance(), Decimal("1")) #balance now should be 1 on node 1
 
         # load the latest 0.1 tx over the REST API
         json_string = http_get_call(url.hostname, url.port, '/rest/tx/'+txid+self.FORMAT_SEPARATOR+"json")
@@ -87,7 +87,7 @@ class RESTTest (BitcoinTestFramework):
         # get n of 0.1 outpoint
         n = 0
         for vout in json_obj['vout']:
-            if vout['value'] == 0.1:
+            if vout['value'] == 1:
                 n = vout['n']
 
 
@@ -103,7 +103,7 @@ class RESTTest (BitcoinTestFramework):
 
         #make sure there is one utxo
         assert_equal(len(json_obj['utxos']), 1)
-        assert_equal(json_obj['utxos'][0]['value'], 0.1)
+        assert_equal(json_obj['utxos'][0]['value'], 1)
 
 
         ################################################
@@ -157,14 +157,14 @@ class RESTTest (BitcoinTestFramework):
         ############################
 
         # do a tx and don't sync
-        txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.1)
+        txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1)
         json_string = http_get_call(url.hostname, url.port, '/rest/tx/'+txid+self.FORMAT_SEPARATOR+"json")
         json_obj = json.loads(json_string)
         vintx = json_obj['vin'][0]['txid'] # get the vin to later check for utxo (should be spent by then)
         # get n of 0.1 outpoint
         n = 0
         for vout in json_obj['vout']:
-            if vout['value'] == 0.1:
+            if vout['value'] == 1:
                 n = vout['n']
 
         json_request = '/'+txid+'-'+str(n)
@@ -205,7 +205,7 @@ class RESTTest (BitcoinTestFramework):
         assert_equal(response.status, 200) #must be a 200 because we are within the limits
 
         # Generate a block to not affect upcoming tests.
-        auxpow.mineAuxpowBlock(self.nodes[0]) #generate
+        auxpow.mineScryptAux(self.nodes[0], "98", True) #generate
         self.sync_all()
         bb_hash = self.nodes[0].getbestblockhash()
 
@@ -223,7 +223,7 @@ class RESTTest (BitcoinTestFramework):
         response_header = http_get_call(url.hostname, url.port, '/rest/headers/1/'+bb_hash+self.FORMAT_SEPARATOR+"bin", True)
         assert_equal(response_header.status, 200)
         headerLen = int(response_header.getheader('content-length'))
-        assert_greater_than(headerLen, 80)
+        assert_equal(headerLen, 297) # DOGE: AuxPoW makes headers longer
         response_header_str = response_header.read()
         assert_equal(response_str[0:headerLen], response_header_str)
 
diff --git a/qa/rpc-tests/signrawtransactions.py b/qa/rpc-tests/signrawtransactions.py
index 109312bd5..8a336ad11 100755
--- a/qa/rpc-tests/signrawtransactions.py
+++ b/qa/rpc-tests/signrawtransactions.py
@@ -26,17 +26,15 @@ class SignRawTransactionsTest(BitcoinTestFramework):
 
         1) The transaction has a complete set of signatures
         2) No script verification error occurred"""
-        privKeys = ['cUeKHd5orzT3mz8P9pxyREHfsWtVfgsfDjiZZBcjUBAaGk1BTj7N', 'cVKpPfVKSJxKqVpE9awvXNWuLHCa5j5tiE7K6zbUSptFpTEtiFrA']
+        privKeys = ['cNo1Fekr1kVEWcAw4P2Gg6MXWsRBtYy5W8idzMoJifCgkpPfLMfj']
 
         inputs = [
             # Valid pay-to-pubkey scripts
-            {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0,
-             'scriptPubKey': '76a91460baa0f494b38ce3c940dea67f3804dc52d1fb9488ac'},
-            {'txid': '83a4f6a6b73660e13ee6cb3c6063fa3759c50c9b7521d0536022961898f4fb02', 'vout': 0,
-             'scriptPubKey': '76a914669b857c03a5ed269d5d85a1ffac9ed5d663072788ac'},
+            {'txid': 'f9951bb9536cdabec3ad1b9ceaf8170051bd80372db22cfb59901036526891b0', 'vout': 0,
+             'scriptPubKey': '2102de5b9a06f9c892706943614ab4c0f29c1b1fb52170aac9c04e8df5266e42e415ac'},
         ]
 
-        outputs = {'mpLQjfK79b7CCV4VMJWEWAj5Mpx8Up5zxB': 0.1}
+        outputs = {'mwuZbHnDiYNm9gaMhm7vsmHjkLQdTWCGN9': 1}
 
         rawTx = self.nodes[0].createrawtransaction(inputs, outputs)
         rawTxSigned = self.nodes[0].signrawtransaction(rawTx, inputs, privKeys)
@@ -73,27 +71,27 @@ class SignRawTransactionsTest(BitcoinTestFramework):
         4) Two script verification errors occurred
         5) Script verification errors have certain properties ("txid", "vout", "scriptSig", "sequence", "error")
         6) The verification errors refer to the invalid (vin 1) and missing input (vin 2)"""
-        privKeys = ['cUeKHd5orzT3mz8P9pxyREHfsWtVfgsfDjiZZBcjUBAaGk1BTj7N']
+        privKeys = ['cNo1Fekr1kVEWcAw4P2Gg6MXWsRBtYy5W8idzMoJifCgkpPfLMfj']
 
         inputs = [
             # Valid pay-to-pubkey script
-            {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0},
+            {'txid': 'f9951bb9536cdabec3ad1b9ceaf8170051bd80372db22cfb59901036526891b0', 'vout': 0},
             # Invalid script
             {'txid': '5b8673686910442c644b1f4993d8f7753c7c8fcb5c87ee40d56eaeef25204547', 'vout': 7},
             # Missing scriptPubKey
-            {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 1},
+            {'txid': 'e54f117b032e99a62705f4ea52a68ac1bc3585697beed3190486c2b64b94b956', 'vout': 1},
         ]
 
         scripts = [
             # Valid pay-to-pubkey script
-            {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0,
-             'scriptPubKey': '76a91460baa0f494b38ce3c940dea67f3804dc52d1fb9488ac'},
+            {'txid': 'f9951bb9536cdabec3ad1b9ceaf8170051bd80372db22cfb59901036526891b0', 'vout': 0,
+             'scriptPubKey': '2102de5b9a06f9c892706943614ab4c0f29c1b1fb52170aac9c04e8df5266e42e415ac'},
             # Invalid script
             {'txid': '5b8673686910442c644b1f4993d8f7753c7c8fcb5c87ee40d56eaeef25204547', 'vout': 7,
              'scriptPubKey': 'badbadbadbad'}
         ]
 
-        outputs = {'mpLQjfK79b7CCV4VMJWEWAj5Mpx8Up5zxB': 0.1}
+        outputs = {'mwuZbHnDiYNm9gaMhm7vsmHjkLQdTWCGN9': 1}
 
         rawTx = self.nodes[0].createrawtransaction(inputs, outputs)
 
diff --git a/qa/rpc-tests/test_framework/auxpow.py b/qa/rpc-tests/test_framework/auxpow.py
index 7027a712b..4f5ce20c0 100644
--- a/qa/rpc-tests/test_framework/auxpow.py
+++ b/qa/rpc-tests/test_framework/auxpow.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2014 Daniel Kraft
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
@@ -105,7 +105,7 @@ def reverseHex (data):
   Flip byte order in the given data (hex string).
   """
 
-  b = bytearray (binascii.unhexlify (data))
+  b = bytearray (bytes.fromhex(data))
   b.reverse ()
 
-  return binascii.hexlify (b)
+  return b.hex()
diff --git a/qa/rpc-tests/test_framework/blocktools.py b/qa/rpc-tests/test_framework/blocktools.py
index f69958823..47a68f435 100644
--- a/qa/rpc-tests/test_framework/blocktools.py
+++ b/qa/rpc-tests/test_framework/blocktools.py
@@ -10,6 +10,8 @@ from .script import CScript, OP_TRUE, OP_CHECKSIG, OP_RETURN
 # Create a block (with regtest difficulty)
 def create_block(hashprev, coinbase, nTime=None):
     block = CBlock()
+    # Dogecoin: Create a non-AuxPoW block but include chain ID
+    block.nVersion = 0x620003
     if nTime is None:
         import time
         block.nTime = int(time.time()+600)
@@ -68,7 +70,7 @@ def create_coinbase(height, pubkey = None):
     coinbase.vin.append(CTxIn(COutPoint(0, 0xffffffff), 
                 ser_string(serialize_script_num(height)), 0xffffffff))
     coinbaseoutput = CTxOut()
-    coinbaseoutput.nValue = 50 * COIN
+    coinbaseoutput.nValue = 500000 * COIN
     halvings = int(height/150) # regtest
     coinbaseoutput.nValue >>= halvings
     if (pubkey != None):
diff --git a/qa/rpc-tests/test_framework/mininode.py b/qa/rpc-tests/test_framework/mininode.py
index 5b563c58a..89d0ae4f1 100755
--- a/qa/rpc-tests/test_framework/mininode.py
+++ b/qa/rpc-tests/test_framework/mininode.py
@@ -36,6 +36,7 @@ from threading import RLock
 from threading import Thread
 import logging
 import copy
+import litecoin_scrypt
 from test_framework.siphash import siphash256
 
 BIP0031_VERSION = 60000
@@ -536,6 +537,7 @@ class CBlockHeader(object):
             self.nNonce = header.nNonce
             self.sha256 = header.sha256
             self.hash = header.hash
+            self.scrypt256 = header.scrypt256
             self.calc_sha256()
 
     def set_null(self):
@@ -547,6 +549,7 @@ class CBlockHeader(object):
         self.nNonce = 0
         self.sha256 = None
         self.hash = None
+        self.scrypt256 = None
 
     def deserialize(self, f):
         self.nVersion = struct.unpack("<i", f.read(4))[0]
@@ -557,6 +560,7 @@ class CBlockHeader(object):
         self.nNonce = struct.unpack("<I", f.read(4))[0]
         self.sha256 = None
         self.hash = None
+        self.scrypt256 = None
 
     def serialize(self):
         r = b""
@@ -579,9 +583,11 @@ class CBlockHeader(object):
             r += struct.pack("<I", self.nNonce)
             self.sha256 = uint256_from_str(hash256(r))
             self.hash = encode(hash256(r)[::-1], 'hex_codec').decode('ascii')
+            self.scrypt256 = uint256_from_str(litecoin_scrypt.getPoWHash(r))
 
     def rehash(self):
         self.sha256 = None
+        self.scrypt256 = None
         self.calc_sha256()
         return self.sha256
 
@@ -640,7 +646,7 @@ class CBlock(CBlockHeader):
     def is_valid(self):
         self.calc_sha256()
         target = uint256_from_compact(self.nBits)
-        if self.sha256 > target:
+        if self.scrypt256 > target:
             return False
         for tx in self.vtx:
             if not tx.is_valid():
@@ -652,7 +658,7 @@ class CBlock(CBlockHeader):
     def solve(self):
         self.rehash()
         target = uint256_from_compact(self.nBits)
-        while self.sha256 > target:
+        while self.scrypt256 > target:
             self.nNonce += 1
             self.rehash()
 
@@ -1610,8 +1616,8 @@ class NodeConn(asyncore.dispatcher):
         b"blocktxn": msg_blocktxn
     }
     MAGIC_BYTES = {
-        "mainnet": b"\xf9\xbe\xb4\xd9",   # mainnet
-        "testnet3": b"\x0b\x11\x09\x07",  # testnet3
+        "mainnet": b"\xc0\xc0\xc0\xc0",   # mainnet
+        "testnet3": b"\xfc\xc1\xb7\xdc",  # testnet3
         "regtest": b"\xfa\xbf\xb5\xda",   # regtest
     }
 
diff --git a/qa/rpc-tests/test_framework/scrypt_auxpow.py b/qa/rpc-tests/test_framework/scrypt_auxpow.py
new file mode 100644
index 000000000..1e95a5820
--- /dev/null
+++ b/qa/rpc-tests/test_framework/scrypt_auxpow.py
@@ -0,0 +1,104 @@
+#!/usr/bin/env python
+# Copyright (c) 2014 Daniel Kraft
+# Copyright (c) 2015-2018 The Dogecoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+# General code for scrypt auxpow testing.  This includes routines to
+# solve an auxpow header and to generate auxpow blocks with scrypt.
+# extends and modifies auxpow module by Daniel Kraft.
+
+# This module requires a built and installed version of the ltc_scrypt
+# package, which can be downloaded from:
+# https://pypi.python.org/packages/source/l/ltc_scrypt/ltc_scrypt-1.0.tar.gz
+
+from .auxpow import *
+import ltc_scrypt
+
+def computeAuxpowWithChainId (block, target, chainid, ok):
+  """
+  Build an auxpow object (serialised as hex string) that solves the
+  block, for a given chain id.
+  """
+
+  # Start by building the merge-mining coinbase.  The merkle tree
+  # consists only of the block hash as root.
+  coinbase = "fabe" + (b"m" * 2).hex()
+  coinbase += block
+  coinbase += "01000000" + ("00" * 4)
+
+  # Construct "vector" of transaction inputs.
+  vin = "01"
+  vin += ("00" * 32) + ("ff" * 4)
+  vin += ("%02x" % int(len (coinbase) / 2)) + coinbase
+  vin += ("ff" * 4)
+
+  # Build up the full coinbase transaction.  It consists only
+  # of the input and has no outputs.
+  tx = "01000000" + vin + "00" + ("00" * 4)
+  txHash = doubleHashHex (tx)
+
+  # Construct the parent block header.  It need not be valid, just good
+  # enough for auxpow purposes.
+  header = "0100" + chainid + "00"
+  header += "00" * 32
+  header += reverseHex (txHash)
+  header += "00" * 4
+  header += "00" * 4
+  header += "00" * 4
+
+  # Mine the block.
+  (header, blockhash) = mineScryptBlock (header, target, ok)
+
+  # Build the MerkleTx part of the auxpow.
+  output = tx
+  output += blockhash
+  output += "00"
+  output += "00" * 4
+
+  # Extend to full auxpow.
+  output += "00"
+  output += "00" * 4
+  output += header
+
+  return output
+
+# for now, just offer hashes to rpc until it matches the work we need
+def mineScryptAux (node, chainid, ok):
+  """
+  Mine an auxpow block on the given RPC connection.
+  """
+
+  auxblock = node.getauxblock ()
+  target = reverseHex (auxblock['_target'])
+
+  apow = computeAuxpowWithChainId (auxblock['hash'], target, chainid, ok)
+  res = node.getauxblock (auxblock['hash'], apow)
+  return res
+
+def mineScryptBlock (header, target, ok):
+  """
+  Given a block header, update the nonce until it is ok (or not)
+  for the given target.
+  """
+
+  data = bytearray (bytes.fromhex(header))
+  while True:
+    assert data[79] < 255
+    data[79] += 1
+    hexData = data.hex()
+
+    scrypt = getScryptPoW(hexData)
+    if (ok and scrypt < target) or ((not ok) and scrypt > target):
+      break
+
+  blockhash = doubleHashHex (hexData)
+  return (hexData, blockhash)
+
+def getScryptPoW(hexData):
+  """
+  Actual scrypt pow calculation
+  """
+
+  data = bytes.fromhex(hexData)
+  return reverseHex(ltc_scrypt.getPoWHash(data).hex())
diff --git a/qa/rpc-tests/test_framework/util.py b/qa/rpc-tests/test_framework/util.py
index ec151c2a6..5f6a089a4 100644
--- a/qa/rpc-tests/test_framework/util.py
+++ b/qa/rpc-tests/test_framework/util.py
@@ -8,6 +8,7 @@
 # Helpful routines for regression testing
 #
 
+import math
 import os
 import sys
 
@@ -228,7 +229,7 @@ def wait_for_bitcoind_start(process, url, i):
 
 def initialize_chain(test_dir, num_nodes, cachedir):
     """
-    Create a cache of a 200-block-long chain (with wallet) for MAX_NODES
+    Create a cache of a 120-block-long chain (with wallet) for MAX_NODES
     Afterward, create num_nodes copies from the cache
     """
 
@@ -267,21 +268,21 @@ def initialize_chain(test_dir, num_nodes, cachedir):
                 sys.stderr.write("Error connecting to "+url+"\n")
                 sys.exit(1)
 
-        # Create a 200-block-long chain; each of the 4 first nodes
-        # gets 25 mature blocks and 25 immature.
+        # Create a 120-block-long chain; each of the 4 first nodes
+        # gets 15 mature blocks and 15 immature.
         # Note: To preserve compatibility with older versions of
         # initialize_chain, only 4 nodes will generate coins.
         #
-        # blocks are created with timestamps 10 minutes apart
+        # blocks are created with timestamps 1 minute apart
         # starting from 2010 minutes in the past
         enable_mocktime()
-        block_time = get_mocktime() - (201 * 10 * 60)
+        block_time = get_mocktime() - (121 * 60)
         for i in range(2):
             for peer in range(4):
-                for j in range(25):
+                for j in range(15):
                     set_node_times(rpcs, block_time)
                     rpcs[peer].generate(1)
-                    block_time += 10*60
+                    block_time += 60
                 # Must sync before next peer starts generating blocks
                 sync_blocks(rpcs)
 
@@ -508,13 +509,16 @@ def random_transaction(nodes, amount, min_fee, fee_increment, fee_variants):
 
 def assert_fee_amount(fee, tx_size, fee_per_kB):
     """Assert the fee was in range"""
-    target_fee = tx_size * fee_per_kB / 1000
+    target_fee = round_tx_size(tx_size) * fee_per_kB / 1000
     if fee < target_fee:
         raise AssertionError("Fee of %s BTC too low! (Should be %s BTC)"%(str(fee), str(target_fee)))
     # allow the wallet's estimation to be at most 2 bytes off
-    if fee > (tx_size + 2) * fee_per_kB / 1000:
+    if fee > round_tx_size(tx_size + 2) * fee_per_kB / 1000:
         raise AssertionError("Fee of %s BTC too high! (Should be %s BTC)"%(str(fee), str(target_fee)))
 
+def round_tx_size(tx_size):
+    return int(math.ceil(tx_size / 1000.0)) * 1000
+
 def assert_equal(thing1, thing2, *args):
     if thing1 != thing2 or any(thing1 != arg for arg in args):
         raise AssertionError("not(%s)" % " == ".join(str(arg) for arg in (thing1, thing2) + args))
@@ -622,7 +626,7 @@ def satoshi_round(amount):
 # Helper to create at least "count" utxos
 # Pass in a fee that is sufficient for relay and mining new transactions.
 def create_confirmed_utxos(fee, node, count):
-    node.generate(int(0.5*count)+101)
+    node.generate(int(0.5*count)+61)
     utxos = node.listunspent()
     iterations = count - len(utxos)
     addr1 = node.getnewaddress()
diff --git a/qa/rpc-tests/txn_clone.py b/qa/rpc-tests/txn_clone.py
index 22f850ece..f5756a54d 100755
--- a/qa/rpc-tests/txn_clone.py
+++ b/qa/rpc-tests/txn_clone.py
@@ -27,13 +27,13 @@ class TxnMallTest(BitcoinTestFramework):
 
     def run_test(self):
         # All nodes should start with 1,250 BTC:
-        starting_balance = 1250
+        starting_balance = 7500000
         for i in range(4):
             assert_equal(self.nodes[i].getbalance(), starting_balance)
             self.nodes[i].getnewaddress("")  # bug workaround, coins generated assigned to first getnewaddress!
 
         # Assign coins to foo and bar accounts:
-        self.nodes[0].settxfee(.001)
+        self.nodes[0].settxfee(1)
 
         node0_address_foo = self.nodes[0].getnewaddress("foo")
         fund_foo_txid = self.nodes[0].sendfrom("", node0_address_foo, 1219)
@@ -89,7 +89,7 @@ class TxnMallTest(BitcoinTestFramework):
         # Node0's balance should be starting balance, plus 50BTC for another
         # matured block, minus tx1 and tx2 amounts, and minus transaction fees:
         expected = starting_balance + fund_foo_tx["fee"] + fund_bar_tx["fee"]
-        if self.options.mine_block: expected += 50
+        if self.options.mine_block: expected += 500000
         expected += tx1["amount"] + tx1["fee"]
         expected += tx2["amount"] + tx2["fee"]
         assert_equal(self.nodes[0].getbalance(), expected)
@@ -132,9 +132,9 @@ class TxnMallTest(BitcoinTestFramework):
 
         # Check node0's total balance; should be same as before the clone, + 100 BTC for 2 matured,
         # less possible orphaned matured subsidy
-        expected += 100
+        expected += 1000000
         if (self.options.mine_block): 
-            expected -= 50
+            expected -= 500000
         assert_equal(self.nodes[0].getbalance(), expected)
         assert_equal(self.nodes[0].getbalance("*", 0), expected)
 
@@ -149,7 +149,7 @@ class TxnMallTest(BitcoinTestFramework):
                                                                 + fund_foo_tx["fee"]
                                                                 -   29
                                                                 + fund_bar_tx["fee"]
-                                                                +  100)
+                                                                +  1000000)
 
         # Node1's "from0" account balance
         assert_equal(self.nodes[1].getbalance("from0", 0), -(tx1["amount"] + tx2["amount"]))
diff --git a/qa/rpc-tests/txn_doublespend.py b/qa/rpc-tests/txn_doublespend.py
index 84944c3c1..5b9399dc5 100755
--- a/qa/rpc-tests/txn_doublespend.py
+++ b/qa/rpc-tests/txn_doublespend.py
@@ -26,19 +26,19 @@ class TxnMallTest(BitcoinTestFramework):
         return super(TxnMallTest, self).setup_network(True)
 
     def run_test(self):
-        # All nodes should start with 1,250 BTC:
-        starting_balance = 1250
+        # All nodes should start with 7,500,000 DOGE:
+        starting_balance = 7500000
         for i in range(4):
             assert_equal(self.nodes[i].getbalance(), starting_balance)
             self.nodes[i].getnewaddress("")  # bug workaround, coins generated assigned to first getnewaddress!
         
         # Assign coins to foo and bar accounts:
         node0_address_foo = self.nodes[0].getnewaddress("foo")
-        fund_foo_txid = self.nodes[0].sendfrom("", node0_address_foo, 1219)
+        fund_foo_txid = self.nodes[0].sendfrom("", node0_address_foo, 7499970)
         fund_foo_tx = self.nodes[0].gettransaction(fund_foo_txid)
 
         node0_address_bar = self.nodes[0].getnewaddress("bar")
-        fund_bar_txid = self.nodes[0].sendfrom("", node0_address_bar, 29)
+        fund_bar_txid = self.nodes[0].sendfrom("", node0_address_bar, 30)
         fund_bar_tx = self.nodes[0].gettransaction(fund_bar_txid)
 
         assert_equal(self.nodes[0].getbalance(""),
@@ -47,9 +47,9 @@ class TxnMallTest(BitcoinTestFramework):
         # Coins are sent to node1_address
         node1_address = self.nodes[1].getnewaddress("from0")
 
-        # First: use raw transaction API to send 1240 BTC to node1_address,
+        # First: use raw transaction API to send 7499960 DOGE to node1_address,
         # but don't broadcast:
-        doublespend_fee = Decimal('-.02')
+        doublespend_fee = Decimal('-2')
         rawtx_input_0 = {}
         rawtx_input_0["txid"] = fund_foo_txid
         rawtx_input_0["vout"] = find_output(self.nodes[0], fund_foo_txid, 1219)
@@ -59,14 +59,14 @@ class TxnMallTest(BitcoinTestFramework):
         inputs = [rawtx_input_0, rawtx_input_1]
         change_address = self.nodes[0].getnewaddress()
         outputs = {}
-        outputs[node1_address] = 1240
-        outputs[change_address] = 1248 - 1240 + doublespend_fee
+        outputs[node1_address] = 7499960
+        outputs[change_address] = 7499998 - 1219 + doublespend_fee
         rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
         doublespend = self.nodes[0].signrawtransaction(rawtx)
         assert_equal(doublespend["complete"], True)
 
         # Create two spends using 1 50 BTC coin each
-        txid1 = self.nodes[0].sendfrom("foo", node1_address, 40, 0)
+        txid1 = self.nodes[0].sendfrom("foo", node1_address, 7499960, 0)
         txid2 = self.nodes[0].sendfrom("bar", node1_address, 20, 0)
         
         # Have node0 mine a block:
@@ -77,17 +77,17 @@ class TxnMallTest(BitcoinTestFramework):
         tx1 = self.nodes[0].gettransaction(txid1)
         tx2 = self.nodes[0].gettransaction(txid2)
 
-        # Node0's balance should be starting balance, plus 50BTC for another
-        # matured block, minus 40, minus 20, and minus transaction fees:
+        # Node0's balance should be starting balance, plus 500,000 DOGE for another
+        # matured block, minus 7499960, minus 20, and minus transaction fees:
         expected = starting_balance + fund_foo_tx["fee"] + fund_bar_tx["fee"]
-        if self.options.mine_block: expected += 50
+        if self.options.mine_block: expected += 500000
         expected += tx1["amount"] + tx1["fee"]
         expected += tx2["amount"] + tx2["fee"]
         assert_equal(self.nodes[0].getbalance(), expected)
 
         # foo and bar accounts should be debited:
-        assert_equal(self.nodes[0].getbalance("foo", 0), 1219+tx1["amount"]+tx1["fee"])
-        assert_equal(self.nodes[0].getbalance("bar", 0), 29+tx2["amount"]+tx2["fee"])
+        assert_equal(self.nodes[0].getbalance("foo", 0), 7499970+tx1["amount"]+tx1["fee"])
+        assert_equal(self.nodes[0].getbalance("bar", 0), 30+tx2["amount"]+tx2["fee"])
 
         if self.options.mine_block:
             assert_equal(tx1["confirmations"], 1)
@@ -122,14 +122,14 @@ class TxnMallTest(BitcoinTestFramework):
         # Node0's total balance should be starting balance, plus 100BTC for 
         # two more matured blocks, minus 1240 for the double-spend, plus fees (which are
         # negative):
-        expected = starting_balance + 100 - 1240 + fund_foo_tx["fee"] + fund_bar_tx["fee"] + doublespend_fee
+        expected = starting_balance + 1000000 - 7499960 + fund_foo_tx["fee"] + fund_bar_tx["fee"] + doublespend_fee
         assert_equal(self.nodes[0].getbalance(), expected)
         assert_equal(self.nodes[0].getbalance("*"), expected)
 
         # Final "" balance is starting_balance - amount moved to accounts - doublespend + subsidies +
         # fees (which are negative)
-        assert_equal(self.nodes[0].getbalance("foo"), 1219)
-        assert_equal(self.nodes[0].getbalance("bar"), 29)
+        assert_equal(self.nodes[0].getbalance("foo"), 7499970-7499960)
+        assert_equal(self.nodes[0].getbalance("bar"), 30)
         assert_equal(self.nodes[0].getbalance(""), starting_balance
                                                               -1219
                                                               -  29
@@ -140,7 +140,7 @@ class TxnMallTest(BitcoinTestFramework):
                                                               + doublespend_fee)
 
         # Node1's "from0" account balance should be just the doublespend:
-        assert_equal(self.nodes[1].getbalance("from0"), 1240)
+        assert_equal(self.nodes[1].getbalance("from0"), 7499960)
 
 if __name__ == '__main__':
     TxnMallTest().main()
diff --git a/qa/rpc-tests/wallet-accounts.py b/qa/rpc-tests/wallet-accounts.py
index c51181e4f..5235aebac 100755
--- a/qa/rpc-tests/wallet-accounts.py
+++ b/qa/rpc-tests/wallet-accounts.py
@@ -31,10 +31,10 @@ class WalletAccountsTest(BitcoinTestFramework):
         
         node.generate(101)
         
-        assert_equal(node.getbalance(), 50)
+        assert_equal(node.getbalance(), 20500000)
         
         accounts = ["a","b","c","d","e"]
-        amount_to_send = 1.0
+        amount_to_send = 1000000
         account_addresses = dict()
         for account in accounts:
             address = node.getaccountaddress(account)
@@ -59,18 +59,18 @@ class WalletAccountsTest(BitcoinTestFramework):
         for account in accounts:
             address = node.getaccountaddress(account)
             assert(address != account_addresses[account])
-            assert_equal(node.getreceivedbyaccount(account), 2)
+            assert_equal(node.getreceivedbyaccount(account), 2000000)
             node.move(account, "", node.getbalance(account))
         
         node.generate(101)
         
-        expected_account_balances = {"": 5200}
+        expected_account_balances = {"": 72000000}
         for account in accounts:
             expected_account_balances[account] = 0
         
         assert_equal(node.listaccounts(), expected_account_balances)
         
-        assert_equal(node.getbalance(""), 5200)
+        assert_equal(node.getbalance(""), 72000000)
         
         for account in accounts:
             address = node.getaccountaddress("")
@@ -83,12 +83,12 @@ class WalletAccountsTest(BitcoinTestFramework):
             for x in range(10):
                 addresses.append(node.getnewaddress())
             multisig_address = node.addmultisigaddress(5, addresses, account)
-            node.sendfrom("", multisig_address, 50)
+            node.sendfrom("", multisig_address, 500000)
         
         node.generate(101)
         
         for account in accounts:
-            assert_equal(node.getbalance(account), 50)
+            assert_equal(node.getbalance(account), 500000)
 
 if __name__ == '__main__':
     WalletAccountsTest().main ()
diff --git a/qa/rpc-tests/wallet-dump.py b/qa/rpc-tests/wallet-dump.py
index c6dc2e3d1..7fb261358 100755
--- a/qa/rpc-tests/wallet-dump.py
+++ b/qa/rpc-tests/wallet-dump.py
@@ -86,7 +86,7 @@ class WalletDumpTest(BitcoinTestFramework):
         found_addr, found_addr_chg, found_addr_rsv, hd_master_addr_unenc = \
             read_dump(tmpdir + "/node0/wallet.unencrypted.dump", addrs, None)
         assert_equal(found_addr, test_addr_count)  # all keys must be in the dump
-        assert_equal(found_addr_chg, 50)  # 50 blocks where mined
+        assert_equal(found_addr_chg, 30)  # 30 blocks where mined
         assert_equal(found_addr_rsv, 90 + 1)  # keypool size (TODO: fix off-by-one)
 
         #encrypt wallet, restart, unlock and dump
@@ -101,7 +101,7 @@ class WalletDumpTest(BitcoinTestFramework):
         found_addr, found_addr_chg, found_addr_rsv, hd_master_addr_enc = \
             read_dump(tmpdir + "/node0/wallet.encrypted.dump", addrs, hd_master_addr_unenc)
         assert_equal(found_addr, test_addr_count)
-        assert_equal(found_addr_chg, 90 + 1 + 50)  # old reserve keys are marked as change now
+        assert_equal(found_addr_chg, 90 + 1 + 30)  # old reserve keys are marked as change now
         assert_equal(found_addr_rsv, 90 + 1)  # keypool size (TODO: fix off-by-one)
 
 if __name__ == '__main__':
diff --git a/qa/rpc-tests/wallet.py b/qa/rpc-tests/wallet.py
index c82e0adff..e7d6aa794 100755
--- a/qa/rpc-tests/wallet.py
+++ b/qa/rpc-tests/wallet.py
@@ -3,6 +3,7 @@
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 
@@ -40,15 +41,15 @@ class WalletTest (BitcoinTestFramework):
         self.nodes[0].generate(1)
 
         walletinfo = self.nodes[0].getwalletinfo()
-        assert_equal(walletinfo['immature_balance'], 50)
+        assert_equal(walletinfo['immature_balance'], 500000)
         assert_equal(walletinfo['balance'], 0)
 
         self.sync_all()
-        self.nodes[1].generate(101)
+        self.nodes[1].generate(61)
         self.sync_all()
 
-        assert_equal(self.nodes[0].getbalance(), 50)
-        assert_equal(self.nodes[1].getbalance(), 50)
+        assert_equal(self.nodes[0].getbalance(), 500000)
+        assert_equal(self.nodes[1].getbalance(), 500000)
         assert_equal(self.nodes[2].getbalance(), 0)
 
         # Check that only first and second nodes have UTXOs
@@ -56,9 +57,9 @@ class WalletTest (BitcoinTestFramework):
         assert_equal(len(self.nodes[1].listunspent()), 1)
         assert_equal(len(self.nodes[2].listunspent()), 0)
 
-        # Send 21 BTC from 0 to 2 using sendtoaddress call.
-        self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 11)
-        self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 10)
+        # Send 210.000 DOGE from 0 to 2 using sendtoaddress call.
+        self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 110000)
+        self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 100000)
 
         walletinfo = self.nodes[0].getwalletinfo()
         assert_equal(walletinfo['immature_balance'], 0)
@@ -71,19 +72,19 @@ class WalletTest (BitcoinTestFramework):
         unspent_0 = self.nodes[2].listunspent()[0]
         unspent_0 = {"txid": unspent_0["txid"], "vout": unspent_0["vout"]}
         self.nodes[2].lockunspent(False, [unspent_0])
-        assert_raises_message(JSONRPCException, "Insufficient funds", self.nodes[2].sendtoaddress, self.nodes[2].getnewaddress(), 20)
+        assert_raises_message(JSONRPCException, "Insufficient funds", self.nodes[2].sendtoaddress, self.nodes[2].getnewaddress(), 200000)
         assert_equal([unspent_0], self.nodes[2].listlockunspent())
         self.nodes[2].lockunspent(True, [unspent_0])
         assert_equal(len(self.nodes[2].listlockunspent()), 0)
 
-        # Have node1 generate 100 blocks (so node0 can recover the fee)
-        self.nodes[1].generate(100)
+        # Have node1 generate 60 blocks (so node0 can recover the fee)
+        self.nodes[1].generate(60)
         self.sync_all()
 
-        # node0 should end up with 100 btc in block rewards plus fees, but
-        # minus the 21 plus fees sent to node2
-        assert_equal(self.nodes[0].getbalance(), 100-21)
-        assert_equal(self.nodes[2].getbalance(), 21)
+        # node0 should end up with 1.000.000 doge in block rewards plus fees, but
+        # minus the 210.000 plus fees sent to node2
+        assert_equal(self.nodes[0].getbalance(), 1000000-210000)
+        assert_equal(self.nodes[2].getbalance(), 210000)
 
         # Node0 should have two unspent outputs.
         # Create a couple of transactions to send them to node2, submit them through
@@ -110,49 +111,49 @@ class WalletTest (BitcoinTestFramework):
         self.sync_all()
 
         assert_equal(self.nodes[0].getbalance(), 0)
-        assert_equal(self.nodes[2].getbalance(), 94)
-        assert_equal(self.nodes[2].getbalance("from1"), 94-21)
+        assert_equal(self.nodes[2].getbalance(), 999994)
+        assert_equal(self.nodes[2].getbalance("from1"), 999994-210000)
 
-        # Send 10 BTC normal
+        # Send 100000 DOGE normal
         address = self.nodes[0].getnewaddress("test")
-        fee_per_byte = Decimal('0.001') / 1000
+        fee_per_byte = Decimal('1') / 1000
         self.nodes[2].settxfee(fee_per_byte * 1000)
-        txid = self.nodes[2].sendtoaddress(address, 10, "", "", False)
+        txid = self.nodes[2].sendtoaddress(address, 100000, "", "", False)
         self.nodes[2].generate(1)
         self.sync_all()
-        node_2_bal = self.check_fee_amount(self.nodes[2].getbalance(), Decimal('84'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
-        assert_equal(self.nodes[0].getbalance(), Decimal('10'))
+        node_2_bal = self.check_fee_amount(self.nodes[2].getbalance(), Decimal('899994'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
+        assert_equal(self.nodes[0].getbalance(), Decimal('100000'))
 
-        # Send 10 BTC with subtract fee from amount
-        txid = self.nodes[2].sendtoaddress(address, 10, "", "", True)
+        # Send 100000 DOGE with subtract fee from amount
+        txid = self.nodes[2].sendtoaddress(address, 100000, "", "", True)
         self.nodes[2].generate(1)
         self.sync_all()
-        node_2_bal -= Decimal('10')
+        node_2_bal -= Decimal('100000')
         assert_equal(self.nodes[2].getbalance(), node_2_bal)
-        node_0_bal = self.check_fee_amount(self.nodes[0].getbalance(), Decimal('20'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
+        node_0_bal = self.check_fee_amount(self.nodes[0].getbalance(), Decimal('200000'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
 
-        # Sendmany 10 BTC
-        txid = self.nodes[2].sendmany('from1', {address: 10}, 0, "", [])
+        # Sendmany 100000 DOGE
+        txid = self.nodes[2].sendmany('from1', {address: 100000}, 0, "", [])
         self.nodes[2].generate(1)
         self.sync_all()
-        node_0_bal += Decimal('10')
-        node_2_bal = self.check_fee_amount(self.nodes[2].getbalance(), node_2_bal - Decimal('10'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
+        node_0_bal += Decimal('100000')
+        node_2_bal = self.check_fee_amount(self.nodes[2].getbalance(), node_2_bal - Decimal('100000'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
         assert_equal(self.nodes[0].getbalance(), node_0_bal)
 
-        # Sendmany 10 BTC with subtract fee from amount
-        txid = self.nodes[2].sendmany('from1', {address: 10}, 0, "", [address])
+        # Sendmany 100000 with subtract fee from amount
+        txid = self.nodes[2].sendmany('from1', {address: 100000}, 0, "", [address])
         self.nodes[2].generate(1)
         self.sync_all()
-        node_2_bal -= Decimal('10')
+        node_2_bal -= Decimal('100000')
         assert_equal(self.nodes[2].getbalance(), node_2_bal)
-        node_0_bal = self.check_fee_amount(self.nodes[0].getbalance(), node_0_bal + Decimal('10'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
+        node_0_bal = self.check_fee_amount(self.nodes[0].getbalance(), node_0_bal + Decimal('100000'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid)))
 
         # Test ResendWalletTransactions:
         # Create a couple of transactions, then start up a fourth
         # node (nodes[3]) and ask nodes[0] to rebroadcast.
         # EXPECT: nodes[3] should have those transactions in its mempool.
-        txid1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1)
-        txid2 = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 1)
+        txid1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 100000)
+        txid2 = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 100000)
         sync_mempools(self.nodes)
 
         self.nodes.append(start_node(3, self.options.tmpdir, self.extra_args[3]))
@@ -166,8 +167,8 @@ class WalletTest (BitcoinTestFramework):
         assert(txid1 in self.nodes[3].getrawmempool())
 
         # Exercise balance rpcs
-        assert_equal(self.nodes[0].getwalletinfo()["unconfirmed_balance"], 1)
-        assert_equal(self.nodes[0].getunconfirmedbalance(), 1)
+        assert_equal(self.nodes[0].getwalletinfo()["unconfirmed_balance"], 100000)
+        assert_equal(self.nodes[0].getunconfirmedbalance(), 100000)
 
         #check if we can list zero value tx as available coins
         #1. create rawtx
@@ -176,7 +177,7 @@ class WalletTest (BitcoinTestFramework):
         #4. check if recipient (node0) can list the zero value tx
         usp = self.nodes[1].listunspent()
         inputs = [{"txid":usp[0]['txid'], "vout":usp[0]['vout']}]
-        outputs = {self.nodes[1].getnewaddress(): 49.998, self.nodes[0].getnewaddress(): 11.11}
+        outputs = {self.nodes[1].getnewaddress(): 499998, self.nodes[0].getnewaddress(): 11.11}
 
         rawTx = self.nodes[1].createrawtransaction(inputs, outputs).replace("c0833842", "00000000") #replace 11.11 with 0.0 (int32)
         decRawTx = self.nodes[1].decoderawtransaction(rawTx)
@@ -205,7 +206,7 @@ class WalletTest (BitcoinTestFramework):
         connect_nodes_bi(self.nodes,0,2)
         self.sync_all()
 
-        txIdNotBroadcasted  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 2)
+        txIdNotBroadcasted  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 20000)
         txObjNotBroadcasted = self.nodes[0].gettransaction(txIdNotBroadcasted)
         self.nodes[1].generate(1) #mine a block, tx should not be in there
         self.sync_all()
@@ -215,12 +216,12 @@ class WalletTest (BitcoinTestFramework):
         self.nodes[1].sendrawtransaction(txObjNotBroadcasted['hex'])
         self.nodes[1].generate(1)
         self.sync_all()
-        node_2_bal += 2
+        node_2_bal += 20000
         txObjNotBroadcasted = self.nodes[0].gettransaction(txIdNotBroadcasted)
         assert_equal(self.nodes[2].getbalance(), node_2_bal)
 
         #create another tx
-        txIdNotBroadcasted  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 2)
+        txIdNotBroadcasted  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 20000)
 
         #restart the nodes with -walletbroadcast=1
         stop_nodes(self.nodes)
@@ -232,24 +233,24 @@ class WalletTest (BitcoinTestFramework):
 
         self.nodes[0].generate(1)
         sync_blocks(self.nodes)
-        node_2_bal += 2
+        node_2_bal += 20000
 
-        #tx should be added to balance because after restarting the nodes tx should be broadcastet
+        #tx should be added to balance because after restarting the nodes tx should be broadcasted
         assert_equal(self.nodes[2].getbalance(), node_2_bal)
 
         #send a tx with value in a string (PR#6380 +)
-        txId  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "2")
+        txId  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "20000")
         txObj = self.nodes[0].gettransaction(txId)
-        assert_equal(txObj['amount'], Decimal('-2'))
+        assert_equal(txObj['amount'], Decimal('-20000'))
 
-        txId  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "0.0001")
+        txId  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "1")
         txObj = self.nodes[0].gettransaction(txId)
-        assert_equal(txObj['amount'], Decimal('-0.0001'))
+        assert_equal(txObj['amount'], Decimal('-1'))
 
         #check if JSON parser can handle scientific notation in strings
-        txId  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "1e-4")
+        txId  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "10000e-4")
         txObj = self.nodes[0].gettransaction(txId)
-        assert_equal(txObj['amount'], Decimal('-0.0001'))
+        assert_equal(txObj['amount'], Decimal('-1'))
 
         try:
             txId  = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "1f-4")
@@ -368,13 +369,13 @@ class WalletTest (BitcoinTestFramework):
         sending_addr = self.nodes[1].getnewaddress()
         txid_list = []
         for i in range(chainlimit*2):
-            txid_list.append(self.nodes[0].sendtoaddress(sending_addr, Decimal('0.0001')))
+            txid_list.append(self.nodes[0].sendtoaddress(sending_addr, Decimal('1')))
         assert_equal(self.nodes[0].getmempoolinfo()['size'], chainlimit*2)
         assert_equal(len(txid_list), chainlimit*2)
 
         # Without walletrejectlongchains, we will still generate a txid
         # The tx will be stored in the wallet but not accepted to the mempool
-        extra_txid = self.nodes[0].sendtoaddress(sending_addr, Decimal('0.0001'))
+        extra_txid = self.nodes[0].sendtoaddress(sending_addr, Decimal('1'))
         assert(extra_txid not in self.nodes[0].getrawmempool())
         assert(extra_txid in [tx["txid"] for tx in self.nodes[0].listtransactions()])
         self.nodes[0].abandontransaction(extra_txid)
@@ -394,7 +395,7 @@ class WalletTest (BitcoinTestFramework):
 
         node0_balance = self.nodes[0].getbalance()
         # With walletrejectlongchains we will not create the tx and store it in our wallet.
-        assert_raises_message(JSONRPCException, "mempool chain", self.nodes[0].sendtoaddress, sending_addr, node0_balance - Decimal('0.01'))
+        assert_raises_message(JSONRPCException, "mempool chain", self.nodes[0].sendtoaddress, sending_addr, node0_balance - Decimal('1'))
 
         # Verify nothing new in wallet
         assert_equal(total_txs, len(self.nodes[0].listtransactions("*",99999)))
diff --git a/qa/rpc-tests/walletbackup.py b/qa/rpc-tests/walletbackup.py
index e12cb10a5..7997e68cc 100755
--- a/qa/rpc-tests/walletbackup.py
+++ b/qa/rpc-tests/walletbackup.py
@@ -60,7 +60,7 @@ class WalletBackupTest(BitcoinTestFramework):
 
     def one_send(self, from_node, to_address):
         if (randint(1,2) == 1):
-            amount = Decimal(randint(1,10)) / Decimal(10)
+            amount = Decimal(randint(1,10))
             self.nodes[from_node].sendtoaddress(to_address, amount)
 
     def do_one_round(self):
@@ -109,12 +109,12 @@ class WalletBackupTest(BitcoinTestFramework):
         sync_blocks(self.nodes)
         self.nodes[2].generate(1)
         sync_blocks(self.nodes)
-        self.nodes[3].generate(100)
+        self.nodes[3].generate(60)
         sync_blocks(self.nodes)
 
-        assert_equal(self.nodes[0].getbalance(), 50)
-        assert_equal(self.nodes[1].getbalance(), 50)
-        assert_equal(self.nodes[2].getbalance(), 50)
+        assert_equal(self.nodes[0].getbalance(), 500000)
+        assert_equal(self.nodes[1].getbalance(), 500000)
+        assert_equal(self.nodes[2].getbalance(), 500000)
         assert_equal(self.nodes[3].getbalance(), 0)
 
         logging.info("Creating transactions")
@@ -135,8 +135,8 @@ class WalletBackupTest(BitcoinTestFramework):
         for i in range(5):
             self.do_one_round()
 
-        # Generate 101 more blocks, so any fees paid mature
-        self.nodes[3].generate(101)
+        # Generate 61 more blocks, so any fees paid mature
+        self.nodes[3].generate(61)
         self.sync_all()
 
         balance0 = self.nodes[0].getbalance()
@@ -145,9 +145,9 @@ class WalletBackupTest(BitcoinTestFramework):
         balance3 = self.nodes[3].getbalance()
         total = balance0 + balance1 + balance2 + balance3
 
-        # At this point, there are 214 blocks (103 for setup, then 10 rounds, then 101.)
-        # 114 are mature, so the sum of all wallets should be 114 * 50 = 5700.
-        assert_equal(total, 5700)
+        # At this point, there are 134 blocks (63 for setup, then 10 rounds, then 61.)
+        # 74 are mature, so the sum of all wallets should be 74 * 500000 = 37000000.
+        assert_equal(total, 37000000)
 
         ##
         # Test restoring spender wallets from backups
diff --git a/qa/rpc-tests/zapwallettxes.py b/qa/rpc-tests/zapwallettxes.py
index 17ba53a84..c5a329d0c 100755
--- a/qa/rpc-tests/zapwallettxes.py
+++ b/qa/rpc-tests/zapwallettxes.py
@@ -26,10 +26,10 @@ class ZapWalletTXesTest (BitcoinTestFramework):
         print("Mining blocks...")
         self.nodes[0].generate(1)
         self.sync_all()
-        self.nodes[1].generate(101)
+        self.nodes[1].generate(61)
         self.sync_all()
         
-        assert_equal(self.nodes[0].getbalance(), 50)
+        assert_equal(self.nodes[0].getbalance(), 500000)
         
         txid0 = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 11)
         txid1 = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 10)
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index b7d69c071..29892e8a2 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -369,6 +369,7 @@ public:
         consensus.powLimit = uint256S("0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1;
         consensus.nPowTargetTimespan = 4 * 60 * 60; // pre-digishield: 4 hours
         consensus.nPowTargetSpacing = 1; // regtest: 1 second blocks
+        consensus.fDigishieldDifficultyCalculation = false;
         consensus.fPowAllowMinDifficultyBlocks = true;
         consensus.fPowNoRetargeting = true;
         consensus.nRuleChangeActivationThreshold = 108; // 75% for testchains
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index 17e8fd57a..35103e006 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -124,16 +124,17 @@ UniValue generateBlocks(boost::shared_ptr<CReserveScript> coinbaseScript, int nG
             LOCK(cs_main);
             IncrementExtraNonce(pblock, chainActive.Tip(), nExtraNonce);
         }
-        CAuxPow::initAuxPow(*pblock);
-        CPureBlockHeader& miningHeader = pblock->auxpow->parentBlock;
-        while (nMaxTries > 0 && miningHeader.nNonce < nInnerLoopCount && !CheckProofOfWork(miningHeader.GetHash(), pblock->nBits, Params().GetConsensus(nHeight))) {
-            ++miningHeader.nNonce;
+        // Dogecoin: Don't mine Aux blocks in regtest
+        //CAuxPow::initAuxPow(*pblock);
+        //CPureBlockHeader& miningHeader = pblock->auxpow->parentBlock;
+        while (nMaxTries > 0 && pblock->nNonce < nInnerLoopCount && !CheckProofOfWork(pblock->GetPoWHash(), pblock->nBits, Params().GetConsensus(nHeight))) {
+            ++pblock->nNonce;
             --nMaxTries;
         }
         if (nMaxTries == 0) {
             break;
         }
-        if (miningHeader.nNonce == nInnerLoopCount) {
+        if (pblock->nNonce == nInnerLoopCount) {
             continue;
         }
         std::shared_ptr<const CBlock> shared_pblock = std::make_shared<const CBlock>(*pblock);