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Decrease testcase sizes in cuckoocache tests 

(cherry picked from commit bitcoin/bitcoin@3f098cccf6)
This commit is contained in:
Jeremy Rubin 2017-03-30 15:30:45 -04:00 committed by Jack Grigg
parent 6c0861321e
commit 1fee91e4e7
1 changed files with 7 additions and 6 deletions
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13
src/test/cuckoocache_tests.cpp
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@ -60,7 +60,8 @@ BOOST_AUTO_TEST_CASE(test_cuckoocache_no_fakes)
{
insecure_rand = FastRandomContext(true);
CuckooCache::cache<uint256, uint256Hasher> cc{};
cc.setup_bytes(32 << 20);
size_t megabytes = 4;
cc.setup_bytes(megabytes << 20);
uint256 v;
for (int x = 0; x < 100000; ++x) {
insecure_GetRandHash(v);
@ -135,7 +136,7 @@ BOOST_AUTO_TEST_CASE(cuckoocache_hit_rate_ok)
* as a lower bound on performance.
*/
double HitRateThresh = 0.98;
size_t megabytes = 32;
size_t megabytes = 4;
for (double load = 0.1; load < 2; load *= 2) {
double hits = test_cache<CuckooCache::cache<uint256, uint256Hasher>>(megabytes, load);
BOOST_CHECK(normalize_hit_rate(hits, load) > HitRateThresh);
@ -204,7 +205,7 @@ void test_cache_erase(size_t megabytes)
BOOST_AUTO_TEST_CASE(cuckoocache_erase_ok)
{
size_t megabytes = 32;
size_t megabytes = 4;
test_cache_erase<CuckooCache::cache<uint256, uint256Hasher>>(megabytes);
}
@ -291,7 +292,7 @@ void test_cache_erase_parallel(size_t megabytes)
}
BOOST_AUTO_TEST_CASE(cuckoocache_erase_parallel_ok)
{
size_t megabytes = 32;
size_t megabytes = 4;
test_cache_erase_parallel<CuckooCache::cache<uint256, uint256Hasher>>(megabytes);
}
@ -342,13 +343,13 @@ void test_cache_generations()
}
};
const uint32_t BLOCK_SIZE = 10000;
const uint32_t BLOCK_SIZE = 1000;
// We expect window size 60 to perform reasonably given that each epoch
// stores 45% of the cache size (~472k).
const uint32_t WINDOW_SIZE = 60;
const uint32_t POP_AMOUNT = (BLOCK_SIZE / WINDOW_SIZE) / 2;
const double load = 10;
const size_t megabytes = 32;
const size_t megabytes = 4;
const size_t bytes = megabytes * (1 << 20);
const uint32_t n_insert = static_cast<uint32_t>(load * (bytes / sizeof(uint256)));