merge bitcoin#22725: Move addrman ser/deser tests to addrman_tests.cpp

This commit is contained in:
Kittywhiskers Van Gogh 2021-08-17 13:44:39 +01:00
parent 4ba3f49afc
commit 77d8f6c918
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GPG Key ID: 30CD0C065E5C4AAD
2 changed files with 133 additions and 131 deletions

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@ -2,7 +2,9 @@
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <addrdb.h>
#include <addrman.h>
#include <chainparams.h>
#include <hash.h>
#include <netbase.h>
#include <random.h>
@ -14,6 +16,63 @@
#include <string>
using namespace std::literals;
class CAddrManSerializationMock : public CAddrMan
{
public:
virtual void Serialize(CDataStream& s) const = 0;
CAddrManSerializationMock()
: CAddrMan(/* deterministic */ true, /* consistency_check_ratio */ 100)
{}
};
class CAddrManUncorrupted : public CAddrManSerializationMock
{
public:
void Serialize(CDataStream& s) const override
{
CAddrMan::Serialize(s);
}
};
class CAddrManCorrupted : public CAddrManSerializationMock
{
public:
void Serialize(CDataStream& s) const override
{
// Produces corrupt output that claims addrman has 20 addrs when it only has one addr.
unsigned char nVersion = 1;
s << nVersion;
s << ((unsigned char)32);
s << nKey;
s << 10; // nNew
s << 10; // nTried
int nUBuckets = ADDRMAN_NEW_BUCKET_COUNT ^ (1 << 30);
s << nUBuckets;
CService serv;
BOOST_CHECK(Lookup("252.1.1.1", serv, 7777, false));
CAddress addr = CAddress(serv, NODE_NONE);
CNetAddr resolved;
BOOST_CHECK(LookupHost("252.2.2.2", resolved, false));
CAddrInfo info = CAddrInfo(addr, resolved);
s << info;
}
};
static CDataStream AddrmanToStream(const CAddrManSerializationMock& _addrman)
{
CDataStream ssPeersIn(SER_DISK, CLIENT_VERSION);
ssPeersIn << Params().MessageStart();
ssPeersIn << _addrman;
std::string str = ssPeersIn.str();
std::vector<unsigned char> vchData(str.begin(), str.end());
return CDataStream(vchData, SER_DISK, CLIENT_VERSION);
}
class CAddrManTest : public CAddrMan
{
private:
@ -959,4 +1018,78 @@ BOOST_AUTO_TEST_CASE(addrman_evictionworks)
}
BOOST_AUTO_TEST_CASE(caddrdb_read)
{
CAddrManUncorrupted addrmanUncorrupted;
CService addr1, addr2, addr3;
BOOST_CHECK(Lookup("250.7.1.1", addr1, 8333, false));
BOOST_CHECK(Lookup("250.7.2.2", addr2, 9999, false));
BOOST_CHECK(Lookup("250.7.3.3", addr3, 9999, false));
BOOST_CHECK(Lookup("250.7.3.3"s, addr3, 9999, false));
BOOST_CHECK(!Lookup("250.7.3.3\0example.com"s, addr3, 9999, false));
// Add three addresses to new table.
CService source;
BOOST_CHECK(Lookup("252.5.1.1", source, 8333, false));
std::vector<CAddress> addresses{CAddress(addr1, NODE_NONE), CAddress(addr2, NODE_NONE), CAddress(addr3, NODE_NONE)};
BOOST_CHECK(addrmanUncorrupted.Add(addresses, source));
BOOST_CHECK(addrmanUncorrupted.size() == 3);
// Test that the de-serialization does not throw an exception.
CDataStream ssPeers1 = AddrmanToStream(addrmanUncorrupted);
bool exceptionThrown = false;
CAddrMan addrman1(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman1.size() == 0);
try {
unsigned char pchMsgTmp[4];
ssPeers1 >> pchMsgTmp;
ssPeers1 >> addrman1;
} catch (const std::exception&) {
exceptionThrown = true;
}
BOOST_CHECK(addrman1.size() == 3);
BOOST_CHECK(exceptionThrown == false);
// Test that CAddrDB::Read creates an addrman with the correct number of addrs.
CDataStream ssPeers2 = AddrmanToStream(addrmanUncorrupted);
CAddrMan addrman2(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman2.size() == 0);
BOOST_CHECK(CAddrDB::Read(addrman2, ssPeers2));
BOOST_CHECK(addrman2.size() == 3);
}
BOOST_AUTO_TEST_CASE(caddrdb_read_corrupted)
{
CAddrManCorrupted addrmanCorrupted;
// Test that the de-serialization of corrupted addrman throws an exception.
CDataStream ssPeers1 = AddrmanToStream(addrmanCorrupted);
bool exceptionThrown = false;
CAddrMan addrman1(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman1.size() == 0);
try {
unsigned char pchMsgTmp[4];
ssPeers1 >> pchMsgTmp;
ssPeers1 >> addrman1;
} catch (const std::exception&) {
exceptionThrown = true;
}
// Even through de-serialization failed addrman is not left in a clean state.
BOOST_CHECK(addrman1.size() == 1);
BOOST_CHECK(exceptionThrown);
// Test that CAddrDB::Read leaves addrman in a clean state if de-serialization fails.
CDataStream ssPeers2 = AddrmanToStream(addrmanCorrupted);
CAddrMan addrman2(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman2.size() == 0);
BOOST_CHECK(!CAddrDB::Read(addrman2, ssPeers2));
BOOST_CHECK(addrman2.size() == 0);
}
BOOST_AUTO_TEST_SUITE_END()

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@ -4,8 +4,6 @@
#include <test/util/setup_common.h>
#include <addrdb.h>
#include <addrman.h>
#include <chainparams.h>
#include <clientversion.h>
#include <net.h>
@ -30,61 +28,6 @@
using namespace std::literals;
class CAddrManSerializationMock : public CAddrMan
{
public:
virtual void Serialize(CDataStream& s) const = 0;
CAddrManSerializationMock()
: CAddrMan(/* deterministic */ true, /* consistency_check_ratio */ 100)
{}
};
class CAddrManUncorrupted : public CAddrManSerializationMock
{
public:
void Serialize(CDataStream& s) const override
{
CAddrMan::Serialize(s);
}
};
class CAddrManCorrupted : public CAddrManSerializationMock
{
public:
void Serialize(CDataStream& s) const override
{
// Produces corrupt output that claims addrman has 20 addrs when it only has one addr.
unsigned char nVersion = 1;
s << nVersion;
s << ((unsigned char)32);
s << nKey;
s << 10; // nNew
s << 10; // nTried
int nUBuckets = ADDRMAN_NEW_BUCKET_COUNT ^ (1 << 30);
s << nUBuckets;
CService serv;
BOOST_CHECK(Lookup("252.1.1.1", serv, 7777, false));
CAddress addr = CAddress(serv, NODE_NONE);
CNetAddr resolved;
BOOST_CHECK(LookupHost("252.2.2.2", resolved, false));
CAddrInfo info = CAddrInfo(addr, resolved);
s << info;
}
};
static CDataStream AddrmanToStream(const CAddrManSerializationMock& _addrman)
{
CDataStream ssPeersIn(SER_DISK, CLIENT_VERSION);
ssPeersIn << Params().MessageStart();
ssPeersIn << _addrman;
std::string str = ssPeersIn.str();
std::vector<unsigned char> vchData(str.begin(), str.end());
return CDataStream(vchData, SER_DISK, CLIENT_VERSION);
}
BOOST_FIXTURE_TEST_SUITE(net_tests, BasicTestingSetup)
BOOST_AUTO_TEST_CASE(cnode_listen_port)
@ -99,80 +42,6 @@ BOOST_AUTO_TEST_CASE(cnode_listen_port)
BOOST_CHECK(port == altPort);
}
BOOST_AUTO_TEST_CASE(caddrdb_read)
{
CAddrManUncorrupted addrmanUncorrupted;
CService addr1, addr2, addr3;
BOOST_CHECK(Lookup("250.7.1.1", addr1, 8333, false));
BOOST_CHECK(Lookup("250.7.2.2", addr2, 9999, false));
BOOST_CHECK(Lookup("250.7.3.3", addr3, 9999, false));
BOOST_CHECK(Lookup("250.7.3.3"s, addr3, 9999, false));
BOOST_CHECK(!Lookup("250.7.3.3\0example.com"s, addr3, 9999, false));
// Add three addresses to new table.
CService source;
BOOST_CHECK(Lookup("252.5.1.1", source, 8333, false));
std::vector<CAddress> addresses{CAddress(addr1, NODE_NONE), CAddress(addr2, NODE_NONE), CAddress(addr3, NODE_NONE)};
BOOST_CHECK(addrmanUncorrupted.Add(addresses, source));
BOOST_CHECK(addrmanUncorrupted.size() == 3);
// Test that the de-serialization does not throw an exception.
CDataStream ssPeers1 = AddrmanToStream(addrmanUncorrupted);
bool exceptionThrown = false;
CAddrMan addrman1(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman1.size() == 0);
try {
unsigned char pchMsgTmp[4];
ssPeers1 >> pchMsgTmp;
ssPeers1 >> addrman1;
} catch (const std::exception&) {
exceptionThrown = true;
}
BOOST_CHECK(addrman1.size() == 3);
BOOST_CHECK(exceptionThrown == false);
// Test that CAddrDB::Read creates an addrman with the correct number of addrs.
CDataStream ssPeers2 = AddrmanToStream(addrmanUncorrupted);
CAddrMan addrman2(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman2.size() == 0);
BOOST_CHECK(CAddrDB::Read(addrman2, ssPeers2));
BOOST_CHECK(addrman2.size() == 3);
}
BOOST_AUTO_TEST_CASE(caddrdb_read_corrupted)
{
CAddrManCorrupted addrmanCorrupted;
// Test that the de-serialization of corrupted addrman throws an exception.
CDataStream ssPeers1 = AddrmanToStream(addrmanCorrupted);
bool exceptionThrown = false;
CAddrMan addrman1(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman1.size() == 0);
try {
unsigned char pchMsgTmp[4];
ssPeers1 >> pchMsgTmp;
ssPeers1 >> addrman1;
} catch (const std::exception&) {
exceptionThrown = true;
}
// Even through de-serialization failed addrman is not left in a clean state.
BOOST_CHECK(addrman1.size() == 1);
BOOST_CHECK(exceptionThrown);
// Test that CAddrDB::Read leaves addrman in a clean state if de-serialization fails.
CDataStream ssPeers2 = AddrmanToStream(addrmanCorrupted);
CAddrMan addrman2(/* deterministic */ false, /* consistency_check_ratio */ 100);
BOOST_CHECK(addrman2.size() == 0);
BOOST_CHECK(!CAddrDB::Read(addrman2, ssPeers2));
BOOST_CHECK(addrman2.size() == 0);
}
BOOST_AUTO_TEST_CASE(cnode_simple_test)
{
SOCKET hSocket = INVALID_SOCKET;