highperfocused/bitcoin
1
0
Fork 0
mirror of https://github.com/bitcoin/bitcoin.git synced 2026-01-19 06:43:45 +01:00
Code Issues Packages Projects Releases Wiki Activity

test: Make bloom tests deterministic

Browse Source
This commit is contained in:
MarcoFalke
2019-02-01 17:06:32 -05:00
parent 3e38d40873
commit fae169c95e
4 changed files with 26 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/test/random_tests.cpp
View File

@@ -21,9 +21,14 @@ BOOST_AUTO_TEST_CASE(osrandom_tests)
BOOST_AUTO_TEST_CASE(fastrandom_tests)
{
// Check that deterministic FastRandomContexts are deterministic
g_mock_deterministic_tests = true;
FastRandomContext ctx1(true);
FastRandomContext ctx2(true);
for (int i = 10; i > 0; --i) {
BOOST_CHECK_EQUAL(GetRand(std::numeric_limits<uint64_t>::max()), uint64_t{10393729187455219830U});
BOOST_CHECK_EQUAL(GetRandInt(std::numeric_limits<int>::max()), int{769702006});
}
BOOST_CHECK_EQUAL(ctx1.rand32(), ctx2.rand32());
BOOST_CHECK_EQUAL(ctx1.rand32(), ctx2.rand32());
BOOST_CHECK_EQUAL(ctx1.rand64(), ctx2.rand64());
@@ -38,6 +43,11 @@ BOOST_AUTO_TEST_CASE(fastrandom_tests)
BOOST_CHECK(ctx1.randbytes(50) == ctx2.randbytes(50));
// Check that a nondeterministic ones are not
g_mock_deterministic_tests = false;
for (int i = 10; i > 0; --i) {
BOOST_CHECK(GetRand(std::numeric_limits<uint64_t>::max()) != uint64_t{10393729187455219830U});
BOOST_CHECK(GetRandInt(std::numeric_limits<int>::max()) != int{769702006});
}
{
FastRandomContext ctx3, ctx4;
BOOST_CHECK(ctx3.rand64() != ctx4.rand64()); // extremely unlikely to be equal