Implementation of Overwinter transaction format ZIP 202.

This commit is contained in:
Simon
2018-02-15 22:19:36 -08:00
parent d527116d46
commit 072099d788
25 changed files with 1125 additions and 66 deletions

View File

@@ -33,6 +33,40 @@ TEST(CheckBlock, VersionTooLow) {
EXPECT_FALSE(CheckBlock(block, state, verifier, false, false));
}
// Test that a Sprout tx with negative version is still rejected
// by CheckBlock under Sprout consensus rules.
TEST(CheckBlock, BlockSproutRejectsBadVersion) {
SelectParams(CBaseChainParams::MAIN);
CMutableTransaction mtx;
mtx.vin.resize(1);
mtx.vin[0].prevout.SetNull();
mtx.vin[0].scriptSig = CScript() << 1 << OP_0;
mtx.vout.resize(1);
mtx.vout[0].scriptPubKey = CScript() << OP_TRUE;
mtx.vout[0].nValue = 0;
mtx.vout.push_back(CTxOut(
GetBlockSubsidy(1, Params().GetConsensus())/5,
Params().GetFoundersRewardScriptAtHeight(1)));
mtx.fOverwintered = false;
mtx.nVersion = -1;
mtx.nVersionGroupId = 0;
CTransaction tx {mtx};
CBlock block;
block.vtx.push_back(tx);
MockCValidationState state;
CBlockIndex indexPrev {Params().GenesisBlock()};
auto verifier = libzcash::ProofVerifier::Strict();
EXPECT_CALL(state, DoS(100, false, REJECT_INVALID, "bad-txns-version-too-low", false)).Times(1);
EXPECT_FALSE(CheckBlock(block, state, verifier, false, false));
}
TEST(ContextualCheckBlock, BadCoinbaseHeight) {
SelectParams(CBaseChainParams::MAIN);
@@ -75,3 +109,125 @@ TEST(ContextualCheckBlock, BadCoinbaseHeight) {
block.vtx[0] = tx4;
EXPECT_TRUE(ContextualCheckBlock(block, state, &indexPrev));
}
// Test that a block evaluated under Sprout rules cannot contain Overwinter transactions.
// This test assumes that mainnet Overwinter activation is at least height 2.
TEST(ContextualCheckBlock, BlockSproutRulesRejectOverwinterTx) {
SelectParams(CBaseChainParams::MAIN);
CMutableTransaction mtx;
mtx.vin.resize(1);
mtx.vin[0].prevout.SetNull();
mtx.vin[0].scriptSig = CScript() << 1 << OP_0;
mtx.vout.resize(1);
mtx.vout[0].scriptPubKey = CScript() << OP_TRUE;
mtx.vout[0].nValue = 0;
mtx.fOverwintered = true;
mtx.nVersion = 3;
mtx.nVersionGroupId = OVERWINTER_VERSION_GROUP_ID;
CTransaction tx {mtx};
CBlock block;
block.vtx.push_back(tx);
MockCValidationState state;
CBlockIndex indexPrev {Params().GenesisBlock()};
EXPECT_CALL(state, DoS(100, false, REJECT_INVALID, "tx-overwinter-not-active", false)).Times(1);
EXPECT_FALSE(ContextualCheckBlock(block, state, &indexPrev));
}
// Test block evaluated under Sprout rules will accept Sprout transactions
TEST(ContextualCheckBlock, BlockSproutRulesAcceptSproutTx) {
SelectParams(CBaseChainParams::REGTEST);
UpdateNetworkUpgradeParameters(Consensus::UPGRADE_OVERWINTER, Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT);
CMutableTransaction mtx;
mtx.vin.resize(1);
mtx.vin[0].prevout.SetNull();
mtx.vin[0].scriptSig = CScript() << 1 << OP_0;
mtx.vout.resize(1);
mtx.vout[0].scriptPubKey = CScript() << OP_TRUE;
mtx.vout[0].nValue = 0;
mtx.vout.push_back(CTxOut(
GetBlockSubsidy(1, Params().GetConsensus())/5,
Params().GetFoundersRewardScriptAtHeight(1)));
mtx.fOverwintered = false;
mtx.nVersion = 1;
CTransaction tx {mtx};
CBlock block;
block.vtx.push_back(tx);
MockCValidationState state;
CBlockIndex indexPrev {Params().GenesisBlock()};
EXPECT_TRUE(ContextualCheckBlock(block, state, &indexPrev));
// Revert to default
UpdateNetworkUpgradeParameters(Consensus::UPGRADE_OVERWINTER, Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT);
}
// Test block evaluated under Overwinter rules will accept Overwinter transactions
TEST(ContextualCheckBlock, BlockOverwinterRulesAcceptOverwinterTx) {
SelectParams(CBaseChainParams::REGTEST);
UpdateNetworkUpgradeParameters(Consensus::UPGRADE_OVERWINTER, 1);
CMutableTransaction mtx;
mtx.vin.resize(1);
mtx.vin[0].prevout.SetNull();
mtx.vin[0].scriptSig = CScript() << 1 << OP_0;
mtx.vout.resize(1);
mtx.vout[0].scriptPubKey = CScript() << OP_TRUE;
mtx.vout[0].nValue = 0;
mtx.vout.push_back(CTxOut(
GetBlockSubsidy(1, Params().GetConsensus())/5,
Params().GetFoundersRewardScriptAtHeight(1)));
mtx.fOverwintered = true;
mtx.nVersion = 3;
mtx.nVersionGroupId = OVERWINTER_VERSION_GROUP_ID;
CTransaction tx {mtx};
CBlock block;
block.vtx.push_back(tx);
MockCValidationState state;
CBlockIndex indexPrev {Params().GenesisBlock()};
EXPECT_TRUE(ContextualCheckBlock(block, state, &indexPrev));
// Revert to default
UpdateNetworkUpgradeParameters(Consensus::UPGRADE_OVERWINTER, Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT);
}
// Test block evaluated under Overwinter rules will reject Sprout transactions
TEST(ContextualCheckBlock, BlockOverwinterRulesRejectSproutTx) {
SelectParams(CBaseChainParams::REGTEST);
UpdateNetworkUpgradeParameters(Consensus::UPGRADE_OVERWINTER, 1);
CMutableTransaction mtx;
mtx.vin.resize(1);
mtx.vin[0].prevout.SetNull();
mtx.vin[0].scriptSig = CScript() << 1 << OP_0;
mtx.vout.resize(1);
mtx.vout[0].scriptPubKey = CScript() << OP_TRUE;
mtx.vout[0].nValue = 0;
mtx.nVersion = 2;
CTransaction tx {mtx};
CBlock block;
block.vtx.push_back(tx);
MockCValidationState state;
CBlockIndex indexPrev {Params().GenesisBlock()};
EXPECT_CALL(state, DoS(100, false, REJECT_INVALID, "tx-overwinter-active", false)).Times(1);
EXPECT_FALSE(ContextualCheckBlock(block, state, &indexPrev));
// Revert to default
UpdateNetworkUpgradeParameters(Consensus::UPGRADE_OVERWINTER, Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT);
}