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Merge #8855: Use a proper factory for creating chainparams

c1082a7 Chainparams: Use the factory for pow tests (Jorge Timón)
2351a06 Chainparams: Get rid of CChainParams& Params(std::string) (Jorge Timón)
f87f362 Chainparams: Use a regular factory for creating chainparams (Jorge Timón)

Tree-SHA512: 359c8a2a1bc9d02db7856d02810240ada28048ac088f878b575597a7255cdb0ffdd1a647085ee67a34c6a7e7ed9e6cfdb61240cf6e75139619b640dbb096072c
tags/v0.15.1
Wladimir J. van der Laan 4 years ago
parent
commit
c973cc5a43
No account linked to committer's email address

+ 2
- 2
src/bench/checkblock.cpp View File

@@ -40,7 +40,7 @@ static void DeserializeAndCheckBlockTest(benchmark::State& state)
char a = '\0';
stream.write(&a, 1); // Prevent compaction

Consensus::Params params = Params(CBaseChainParams::MAIN).GetConsensus();
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);

while (state.KeepRunning()) {
CBlock block; // Note that CBlock caches its checked state, so we need to recreate it here
@@ -48,7 +48,7 @@ static void DeserializeAndCheckBlockTest(benchmark::State& state)
assert(stream.Rewind(sizeof(block_bench::block413567)));

CValidationState validationState;
assert(CheckBlock(block, validationState, params));
assert(CheckBlock(block, validationState, chainParams->GetConsensus()));
}
}


+ 3
- 1
src/bitcoin-cli.cpp View File

@@ -30,6 +30,8 @@ static const int CONTINUE_EXECUTION=-1;

std::string HelpMessageCli()
{
const auto defaultBaseParams = CreateBaseChainParams(CBaseChainParams::MAIN);
const auto testnetBaseParams = CreateBaseChainParams(CBaseChainParams::TESTNET);
std::string strUsage;
strUsage += HelpMessageGroup(_("Options:"));
strUsage += HelpMessageOpt("-?", _("This help message"));
@@ -38,7 +40,7 @@ std::string HelpMessageCli()
AppendParamsHelpMessages(strUsage);
strUsage += HelpMessageOpt("-named", strprintf(_("Pass named instead of positional arguments (default: %s)"), DEFAULT_NAMED));
strUsage += HelpMessageOpt("-rpcconnect=<ip>", strprintf(_("Send commands to node running on <ip> (default: %s)"), DEFAULT_RPCCONNECT));
strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Connect to JSON-RPC on <port> (default: %u or testnet: %u)"), BaseParams(CBaseChainParams::MAIN).RPCPort(), BaseParams(CBaseChainParams::TESTNET).RPCPort()));
strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Connect to JSON-RPC on <port> (default: %u or testnet: %u)"), defaultBaseParams->RPCPort(), testnetBaseParams->RPCPort()));
strUsage += HelpMessageOpt("-rpcwait", _("Wait for RPC server to start"));
strUsage += HelpMessageOpt("-rpcuser=<user>", _("Username for JSON-RPC connections"));
strUsage += HelpMessageOpt("-rpcpassword=<pw>", _("Password for JSON-RPC connections"));

+ 17
- 21
src/chainparams.cpp View File

@@ -55,6 +55,12 @@ static CBlock CreateGenesisBlock(uint32_t nTime, uint32_t nNonce, uint32_t nBits
return CreateGenesisBlock(pszTimestamp, genesisOutputScript, nTime, nNonce, nBits, nVersion, genesisReward);
}

void CChainParams::UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
}

/**
* Main network
*/
@@ -165,7 +171,6 @@ public:
};
}
};
static CMainParams mainParams;

/**
* Testnet (v3)
@@ -253,7 +258,6 @@ public:

}
};
static CTestNetParams testNetParams;

/**
* Regression test
@@ -326,42 +330,34 @@ public:
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
}

void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
}
};
static CRegTestParams regTestParams;

static CChainParams *pCurrentParams = 0;
static std::unique_ptr<CChainParams> globalChainParams;

const CChainParams &Params() {
assert(pCurrentParams);
return *pCurrentParams;
assert(globalChainParams);
return *globalChainParams;
}

CChainParams& Params(const std::string& chain)
std::unique_ptr<CChainParams> CreateChainParams(const std::string& chain)
{
if (chain == CBaseChainParams::MAIN)
return mainParams;
return std::unique_ptr<CChainParams>(new CMainParams());
else if (chain == CBaseChainParams::TESTNET)
return testNetParams;
return std::unique_ptr<CChainParams>(new CTestNetParams());
else if (chain == CBaseChainParams::REGTEST)
return regTestParams;
else
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
return std::unique_ptr<CChainParams>(new CRegTestParams());
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}

void SelectParams(const std::string& network)
{
SelectBaseParams(network);
pCurrentParams = &Params(network);
globalChainParams = CreateChainParams(network);
}

void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
regTestParams.UpdateBIP9Parameters(d, nStartTime, nTimeout);
globalChainParams->UpdateBIP9Parameters(d, nStartTime, nTimeout);
}

+ 10
- 6
src/chainparams.h View File

@@ -11,6 +11,7 @@
#include "primitives/block.h"
#include "protocol.h"

#include <memory>
#include <vector>

struct CDNSSeedData {
@@ -75,6 +76,7 @@ public:
const std::vector<SeedSpec6>& FixedSeeds() const { return vFixedSeeds; }
const CCheckpointData& Checkpoints() const { return checkpointData; }
const ChainTxData& TxData() const { return chainTxData; }
void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout);
protected:
CChainParams() {}

@@ -95,15 +97,17 @@ protected:
};

/**
* Return the currently selected parameters. This won't change after app
* startup, except for unit tests.
* Creates and returns a std::unique_ptr<CChainParams> of the chosen chain.
* @returns a CChainParams* of the chosen chain.
* @throws a std::runtime_error if the chain is not supported.
*/
const CChainParams &Params();
std::unique_ptr<CChainParams> CreateChainParams(const std::string& chain);

/**
* @returns CChainParams for the given BIP70 chain name.
* Return the currently selected parameters. This won't change after app
* startup, except for unit tests.
*/
CChainParams& Params(const std::string& chain);
const CChainParams &Params();

/**
* Sets the params returned by Params() to those for the given BIP70 chain name.
@@ -114,6 +118,6 @@ void SelectParams(const std::string& chain);
/**
* Allows modifying the BIP9 regtest parameters.
*/
void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout);
void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout);

#endif // BITCOIN_CHAINPARAMS_H

+ 8
- 11
src/chainparamsbase.cpp View File

@@ -35,7 +35,6 @@ public:
nRPCPort = 8332;
}
};
static CBaseMainParams mainParams;

/**
* Testnet (v3)
@@ -49,7 +48,6 @@ public:
strDataDir = "testnet3";
}
};
static CBaseTestNetParams testNetParams;

/*
* Regression test
@@ -63,31 +61,30 @@ public:
strDataDir = "regtest";
}
};
static CBaseRegTestParams regTestParams;

static CBaseChainParams* pCurrentBaseParams = 0;
static std::unique_ptr<CBaseChainParams> globalChainBaseParams;

const CBaseChainParams& BaseParams()
{
assert(pCurrentBaseParams);
return *pCurrentBaseParams;
assert(globalChainBaseParams);
return *globalChainBaseParams;
}

CBaseChainParams& BaseParams(const std::string& chain)
std::unique_ptr<CBaseChainParams> CreateBaseChainParams(const std::string& chain)
{
if (chain == CBaseChainParams::MAIN)
return mainParams;
return std::unique_ptr<CBaseChainParams>(new CBaseMainParams());
else if (chain == CBaseChainParams::TESTNET)
return testNetParams;
return std::unique_ptr<CBaseChainParams>(new CBaseTestNetParams());
else if (chain == CBaseChainParams::REGTEST)
return regTestParams;
return std::unique_ptr<CBaseChainParams>(new CBaseRegTestParams());
else
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}

void SelectBaseParams(const std::string& chain)
{
pCurrentBaseParams = &BaseParams(chain);
globalChainBaseParams = CreateBaseChainParams(chain);
}

std::string ChainNameFromCommandLine()

+ 8
- 2
src/chainparamsbase.h View File

@@ -5,6 +5,7 @@
#ifndef BITCOIN_CHAINPARAMSBASE_H
#define BITCOIN_CHAINPARAMSBASE_H

#include <memory>
#include <string>
#include <vector>

@@ -30,6 +31,13 @@ protected:
std::string strDataDir;
};

/**
* Creates and returns a std::unique_ptr<CBaseChainParams> of the chosen chain.
* @returns a CBaseChainParams* of the chosen chain.
* @throws a std::runtime_error if the chain is not supported.
*/
std::unique_ptr<CBaseChainParams> CreateBaseChainParams(const std::string& chain);

/**
* Append the help messages for the chainparams options to the
* parameter string.
@@ -42,8 +50,6 @@ void AppendParamsHelpMessages(std::string& strUsage, bool debugHelp=true);
*/
const CBaseChainParams& BaseParams();

CBaseChainParams& BaseParams(const std::string& chain);

/** Sets the params returned by Params() to those for the given network. */
void SelectBaseParams(const std::string& chain);


+ 11
- 7
src/init.cpp View File

@@ -329,6 +329,10 @@ void OnRPCPreCommand(const CRPCCommand& cmd)

std::string HelpMessage(HelpMessageMode mode)
{
const auto defaultBaseParams = CreateBaseChainParams(CBaseChainParams::MAIN);
const auto testnetBaseParams = CreateBaseChainParams(CBaseChainParams::TESTNET);
const auto defaultChainParams = CreateChainParams(CBaseChainParams::MAIN);
const auto testnetChainParams = CreateChainParams(CBaseChainParams::TESTNET);
const bool showDebug = GetBoolArg("-help-debug", false);

// When adding new options to the categories, please keep and ensure alphabetical ordering.
@@ -340,7 +344,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-blocknotify=<cmd>", _("Execute command when the best block changes (%s in cmd is replaced by block hash)"));
if (showDebug)
strUsage += HelpMessageOpt("-blocksonly", strprintf(_("Whether to operate in a blocks only mode (default: %u)"), DEFAULT_BLOCKSONLY));
strUsage +=HelpMessageOpt("-assumevalid=<hex>", strprintf(_("If this block is in the chain assume that it and its ancestors are valid and potentially skip their script verification (0 to verify all, default: %s, testnet: %s)"), Params(CBaseChainParams::MAIN).GetConsensus().defaultAssumeValid.GetHex(), Params(CBaseChainParams::TESTNET).GetConsensus().defaultAssumeValid.GetHex()));
strUsage +=HelpMessageOpt("-assumevalid=<hex>", strprintf(_("If this block is in the chain assume that it and its ancestors are valid and potentially skip their script verification (0 to verify all, default: %s, testnet: %s)"), defaultChainParams->GetConsensus().defaultAssumeValid.GetHex(), testnetChainParams->GetConsensus().defaultAssumeValid.GetHex()));
strUsage += HelpMessageOpt("-conf=<file>", strprintf(_("Specify configuration file (default: %s)"), BITCOIN_CONF_FILENAME));
if (mode == HMM_BITCOIND)
{
@@ -394,7 +398,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-onlynet=<net>", _("Only connect to nodes in network <net> (ipv4, ipv6 or onion)"));
strUsage += HelpMessageOpt("-permitbaremultisig", strprintf(_("Relay non-P2SH multisig (default: %u)"), DEFAULT_PERMIT_BAREMULTISIG));
strUsage += HelpMessageOpt("-peerbloomfilters", strprintf(_("Support filtering of blocks and transaction with bloom filters (default: %u)"), DEFAULT_PEERBLOOMFILTERS));
strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), Params(CBaseChainParams::MAIN).GetDefaultPort(), Params(CBaseChainParams::TESTNET).GetDefaultPort()));
strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), defaultChainParams->GetDefaultPort(), testnetChainParams->GetDefaultPort()));
strUsage += HelpMessageOpt("-proxy=<ip:port>", _("Connect through SOCKS5 proxy"));
strUsage += HelpMessageOpt("-proxyrandomize", strprintf(_("Randomize credentials for every proxy connection. This enables Tor stream isolation (default: %u)"), DEFAULT_PROXYRANDOMIZE));
strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect"));
@@ -431,8 +435,8 @@ std::string HelpMessage(HelpMessageMode mode)
{
strUsage += HelpMessageOpt("-checkblocks=<n>", strprintf(_("How many blocks to check at startup (default: %u, 0 = all)"), DEFAULT_CHECKBLOCKS));
strUsage += HelpMessageOpt("-checklevel=<n>", strprintf(_("How thorough the block verification of -checkblocks is (0-4, default: %u)"), DEFAULT_CHECKLEVEL));
strUsage += HelpMessageOpt("-checkblockindex", strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. Also sets -checkmempool (default: %u)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkmempool=<n>", strprintf("Run checks every <n> transactions (default: %u)", Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkblockindex", strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. Also sets -checkmempool (default: %u)", defaultChainParams->DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkmempool=<n>", strprintf("Run checks every <n> transactions (default: %u)", defaultChainParams->DefaultConsistencyChecks()));
strUsage += HelpMessageOpt("-checkpoints", strprintf("Disable expensive verification for known chain history (default: %u)", DEFAULT_CHECKPOINTS_ENABLED));
strUsage += HelpMessageOpt("-disablesafemode", strprintf("Disable safemode, override a real safe mode event (default: %u)", DEFAULT_DISABLE_SAFEMODE));
strUsage += HelpMessageOpt("-testsafemode", strprintf("Force safe mode (default: %u)", DEFAULT_TESTSAFEMODE));
@@ -473,7 +477,7 @@ std::string HelpMessage(HelpMessageMode mode)

strUsage += HelpMessageGroup(_("Node relay options:"));
if (showDebug) {
strUsage += HelpMessageOpt("-acceptnonstdtxn", strprintf("Relay and mine \"non-standard\" transactions (%sdefault: %u)", "testnet/regtest only; ", !Params(CBaseChainParams::TESTNET).RequireStandard()));
strUsage += HelpMessageOpt("-acceptnonstdtxn", strprintf("Relay and mine \"non-standard\" transactions (%sdefault: %u)", "testnet/regtest only; ", defaultChainParams->RequireStandard()));
strUsage += HelpMessageOpt("-incrementalrelayfee=<amt>", strprintf("Fee rate (in %s/kB) used to define cost of relay, used for mempool limiting and BIP 125 replacement. (default: %s)", CURRENCY_UNIT, FormatMoney(DEFAULT_INCREMENTAL_RELAY_FEE)));
strUsage += HelpMessageOpt("-dustrelayfee=<amt>", strprintf("Fee rate (in %s/kB) used to defined dust, the value of an output such that it will cost about 1/3 of its value in fees at this fee rate to spend it. (default: %s)", CURRENCY_UNIT, FormatMoney(DUST_RELAY_TX_FEE)));
}
@@ -501,7 +505,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-rpcuser=<user>", _("Username for JSON-RPC connections"));
strUsage += HelpMessageOpt("-rpcpassword=<pw>", _("Password for JSON-RPC connections"));
strUsage += HelpMessageOpt("-rpcauth=<userpw>", _("Username and hashed password for JSON-RPC connections. The field <userpw> comes in the format: <USERNAME>:<SALT>$<HASH>. A canonical python script is included in share/rpcuser. The client then connects normally using the rpcuser=<USERNAME>/rpcpassword=<PASSWORD> pair of arguments. This option can be specified multiple times"));
strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), BaseParams(CBaseChainParams::MAIN).RPCPort(), BaseParams(CBaseChainParams::TESTNET).RPCPort()));
strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), defaultBaseParams->RPCPort(), testnetBaseParams->RPCPort()));
strUsage += HelpMessageOpt("-rpcallowip=<ip>", _("Allow JSON-RPC connections from specified source. Valid for <ip> are a single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0) or a network/CIDR (e.g. 1.2.3.4/24). This option can be specified multiple times"));
strUsage += HelpMessageOpt("-rpcserialversion", strprintf(_("Sets the serialization of raw transaction or block hex returned in non-verbose mode, non-segwit(0) or segwit(1) (default: %d)"), DEFAULT_RPC_SERIALIZE_VERSION));
strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), DEFAULT_HTTP_THREADS));
@@ -1124,7 +1128,7 @@ bool AppInitParameterInteraction()
for (int j=0; j<(int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++j)
{
if (vDeploymentParams[0].compare(VersionBitsDeploymentInfo[j].name) == 0) {
UpdateRegtestBIP9Parameters(Consensus::DeploymentPos(j), nStartTime, nTimeout);
UpdateBIP9Parameters(Consensus::DeploymentPos(j), nStartTime, nTimeout);
found = true;
LogPrintf("Setting BIP9 activation parameters for %s to start=%ld, timeout=%ld\n", vDeploymentParams[0], nStartTime, nTimeout);
break;

+ 6
- 4
src/qt/paymentserver.cpp View File

@@ -219,14 +219,16 @@ void PaymentServer::ipcParseCommandLine(int argc, char* argv[])
if (GUIUtil::parseBitcoinURI(arg, &r) && !r.address.isEmpty())
{
CBitcoinAddress address(r.address.toStdString());
auto tempChainParams = CreateChainParams(CBaseChainParams::MAIN);

if (address.IsValid(Params(CBaseChainParams::MAIN)))
if (address.IsValid(*tempChainParams))
{
SelectParams(CBaseChainParams::MAIN);
}
else if (address.IsValid(Params(CBaseChainParams::TESTNET)))
{
SelectParams(CBaseChainParams::TESTNET);
else {
tempChainParams = CreateChainParams(CBaseChainParams::TESTNET);
if (address.IsValid(*tempChainParams))
SelectParams(CBaseChainParams::TESTNET);
}
}
}

+ 4
- 3
src/test/main_tests.cpp View File

@@ -39,17 +39,18 @@ static void TestBlockSubsidyHalvings(int nSubsidyHalvingInterval)

BOOST_AUTO_TEST_CASE(block_subsidy_test)
{
TestBlockSubsidyHalvings(Params(CBaseChainParams::MAIN).GetConsensus()); // As in main
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
TestBlockSubsidyHalvings(chainParams->GetConsensus()); // As in main
TestBlockSubsidyHalvings(150); // As in regtest
TestBlockSubsidyHalvings(1000); // Just another interval
}

BOOST_AUTO_TEST_CASE(subsidy_limit_test)
{
const Consensus::Params& consensusParams = Params(CBaseChainParams::MAIN).GetConsensus();
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
CAmount nSum = 0;
for (int nHeight = 0; nHeight < 14000000; nHeight += 1000) {
CAmount nSubsidy = GetBlockSubsidy(nHeight, consensusParams);
CAmount nSubsidy = GetBlockSubsidy(nHeight, chainParams->GetConsensus());
BOOST_CHECK(nSubsidy <= 50 * COIN);
nSum += nSubsidy * 1000;
BOOST_CHECK(MoneyRange(nSum));

+ 2
- 1
src/test/miner_tests.cpp View File

@@ -194,7 +194,8 @@ void TestPackageSelection(const CChainParams& chainparams, CScript scriptPubKey,
BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
{
// Note that by default, these tests run with size accounting enabled.
const CChainParams& chainparams = Params(CBaseChainParams::MAIN);
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
const CChainParams& chainparams = *chainParams;
CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
std::unique_ptr<CBlockTemplate> pblocktemplate;
CMutableTransaction tx,tx2;

+ 11
- 21
src/test/pow_tests.cpp View File

@@ -16,69 +16,59 @@ BOOST_FIXTURE_TEST_SUITE(pow_tests, BasicTestingSetup)
/* Test calculation of next difficulty target with no constraints applying */
BOOST_AUTO_TEST_CASE(get_next_work)
{
SelectParams(CBaseChainParams::MAIN);
const Consensus::Params& params = Params().GetConsensus();

const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
int64_t nLastRetargetTime = 1261130161; // Block #30240
CBlockIndex pindexLast;
pindexLast.nHeight = 32255;
pindexLast.nTime = 1262152739; // Block #32255
pindexLast.nBits = 0x1d00ffff;
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1d00d86a);
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, chainParams->GetConsensus()), 0x1d00d86a);
}

/* Test the constraint on the upper bound for next work */
BOOST_AUTO_TEST_CASE(get_next_work_pow_limit)
{
SelectParams(CBaseChainParams::MAIN);
const Consensus::Params& params = Params().GetConsensus();

const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
int64_t nLastRetargetTime = 1231006505; // Block #0
CBlockIndex pindexLast;
pindexLast.nHeight = 2015;
pindexLast.nTime = 1233061996; // Block #2015
pindexLast.nBits = 0x1d00ffff;
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1d00ffff);
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, chainParams->GetConsensus()), 0x1d00ffff);
}

/* Test the constraint on the lower bound for actual time taken */
BOOST_AUTO_TEST_CASE(get_next_work_lower_limit_actual)
{
SelectParams(CBaseChainParams::MAIN);
const Consensus::Params& params = Params().GetConsensus();

const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
int64_t nLastRetargetTime = 1279008237; // Block #66528
CBlockIndex pindexLast;
pindexLast.nHeight = 68543;
pindexLast.nTime = 1279297671; // Block #68543
pindexLast.nBits = 0x1c05a3f4;
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1c0168fd);
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, chainParams->GetConsensus()), 0x1c0168fd);
}

/* Test the constraint on the upper bound for actual time taken */
BOOST_AUTO_TEST_CASE(get_next_work_upper_limit_actual)
{
SelectParams(CBaseChainParams::MAIN);
const Consensus::Params& params = Params().GetConsensus();

const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
int64_t nLastRetargetTime = 1263163443; // NOTE: Not an actual block time
CBlockIndex pindexLast;
pindexLast.nHeight = 46367;
pindexLast.nTime = 1269211443; // Block #46367
pindexLast.nBits = 0x1c387f6f;
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1d00e1fd);
BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, chainParams->GetConsensus()), 0x1d00e1fd);
}

BOOST_AUTO_TEST_CASE(GetBlockProofEquivalentTime_test)
{
SelectParams(CBaseChainParams::MAIN);
const Consensus::Params& params = Params().GetConsensus();

const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
std::vector<CBlockIndex> blocks(10000);
for (int i = 0; i < 10000; i++) {
blocks[i].pprev = i ? &blocks[i - 1] : NULL;
blocks[i].nHeight = i;
blocks[i].nTime = 1269211443 + i * params.nPowTargetSpacing;
blocks[i].nTime = 1269211443 + i * chainParams->GetConsensus().nPowTargetSpacing;
blocks[i].nBits = 0x207fffff; /* target 0x7fffff000... */
blocks[i].nChainWork = i ? blocks[i - 1].nChainWork + GetBlockProof(blocks[i - 1]) : arith_uint256(0);
}
@@ -88,7 +78,7 @@ BOOST_AUTO_TEST_CASE(GetBlockProofEquivalentTime_test)
CBlockIndex *p2 = &blocks[GetRand(10000)];
CBlockIndex *p3 = &blocks[GetRand(10000)];

int64_t tdiff = GetBlockProofEquivalentTime(*p1, *p2, *p3, params);
int64_t tdiff = GetBlockProofEquivalentTime(*p1, *p2, *p3, chainParams->GetConsensus());
BOOST_CHECK_EQUAL(tdiff, p1->GetBlockTime() - p2->GetBlockTime());
}
}

+ 4
- 2
src/test/versionbits_tests.cpp View File

@@ -209,7 +209,8 @@ BOOST_AUTO_TEST_CASE(versionbits_test)
}

// Sanity checks of version bit deployments
const Consensus::Params &mainnetParams = Params(CBaseChainParams::MAIN).GetConsensus();
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
const Consensus::Params &mainnetParams = chainParams->GetConsensus();
for (int i=0; i<(int) Consensus::MAX_VERSION_BITS_DEPLOYMENTS; i++) {
uint32_t bitmask = VersionBitsMask(mainnetParams, (Consensus::DeploymentPos)i);
// Make sure that no deployment tries to set an invalid bit.
@@ -235,7 +236,8 @@ BOOST_AUTO_TEST_CASE(versionbits_computeblockversion)
{
// Check that ComputeBlockVersion will set the appropriate bit correctly
// on mainnet.
const Consensus::Params &mainnetParams = Params(CBaseChainParams::MAIN).GetConsensus();
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
const Consensus::Params &mainnetParams = chainParams->GetConsensus();

// Use the TESTDUMMY deployment for testing purposes.
int64_t bit = mainnetParams.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit;

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