TEST_F(ShardConnFixture, KilledGoodConnShouldNotClearPool) {
ShardConnection conn1(TARGET_HOST, "test.user");
ShardConnection conn2(TARGET_HOST, "test.user");
ShardConnection conn3(TARGET_HOST, "test.user");
const uint64_t upperBoundCreationTime =
conn3.get()->getSockCreationMicroSec();
conn3.done();
const uint64_t badCreationTime = conn1.get()->getSockCreationMicroSec();
conn1.kill();
conn2.done();
ShardConnection conn4(TARGET_HOST, "test.user");
ShardConnection conn5(TARGET_HOST, "test.user");
ASSERT_GREATER_THAN(conn4.get()->getSockCreationMicroSec(), badCreationTime);
ASSERT_LESS_THAN_OR_EQUALS(conn4.get()->getSockCreationMicroSec(),
upperBoundCreationTime);
ASSERT_GREATER_THAN(conn5.get()->getSockCreationMicroSec(), badCreationTime);
ASSERT_LESS_THAN_OR_EQUALS(conn5.get()->getSockCreationMicroSec(),
upperBoundCreationTime);
checkNewConns(assertGreaterThan, upperBoundCreationTime, 10);
}
TEST(LockStats, Wait) {
const ResourceId resId(RESOURCE_COLLECTION, std::string("LockStats.Wait"));
resetGlobalLockStats();
LockerForTests locker(MODE_IX);
locker.lock(resId, MODE_X);
{
// This will block
LockerForTests lockerConflict(MODE_IX);
ASSERT_EQUALS(LOCK_WAITING, lockerConflict.lockBegin(resId, MODE_S));
// Sleep 1 millisecond so the wait time passes
ASSERT_EQUALS(LOCK_TIMEOUT, lockerConflict.lockComplete(resId, MODE_S, 1, false));
}
// Make sure that the waits/blocks are non-zero
SingleThreadedLockStats stats;
reportGlobalLockingStats(&stats);
ASSERT_EQUALS(1, stats.get(resId, MODE_X).numAcquisitions);
ASSERT_EQUALS(0, stats.get(resId, MODE_X).numWaits);
ASSERT_EQUALS(0, stats.get(resId, MODE_X).combinedWaitTimeMicros);
ASSERT_EQUALS(1, stats.get(resId, MODE_S).numAcquisitions);
ASSERT_EQUALS(1, stats.get(resId, MODE_S).numWaits);
ASSERT_GREATER_THAN(stats.get(resId, MODE_S).combinedWaitTimeMicros, 0);
}
void validate() {
ASSERT_EQUALS(target.load(), unsigned(nthreads * iterations));
_AtomicUInt u;
ASSERT_EQUALS(0u, u.load());
ASSERT_EQUALS(0u, u.fetchAndAdd(WordType(1)));
ASSERT_EQUALS(2u, u.addAndFetch(WordType(1)));
ASSERT_EQUALS(2u, u.fetchAndSubtract(WordType(1)));
ASSERT_EQUALS(0u, u.subtractAndFetch(WordType(1)));
ASSERT_EQUALS(0u, u.load());
u.fetchAndAdd(WordType(1));
ASSERT_GREATER_THAN(u.load(), WordType(0));
u.fetchAndSubtract(WordType(1));
ASSERT_NOT_GREATER_THAN(u.load(), WordType(0));
}
TEST(DBHelperTests, FindDiskLocsTooBig) {
DBDirectClient client;
OperationContextImpl txn;
client.remove( ns, BSONObj() );
int numDocsInserted = 10;
for ( int i = 0; i < numDocsInserted; ++i ) {
client.insert( ns, BSON( "_id" << i ) );
}
// Very small max size
long long maxSizeBytes = 10;
set<DiskLoc> locs;
long long numDocsFound;
long long estSizeBytes;
{
Lock::DBRead lk(txn.lockState(), ns);
Client::Context ctx( ns );
KeyRange range( ns,
BSON( "_id" << 0 ),
BSON( "_id" << numDocsInserted ),
BSON( "_id" << 1 ) );
Status result = Helpers::getLocsInRange( &txn,
range,
maxSizeBytes,
&locs,
&numDocsFound,
&estSizeBytes );
// Make sure we get the right error code and our count and size estimates are valid
ASSERT_EQUALS( result.code(), ErrorCodes::InvalidLength );
ASSERT_EQUALS( numDocsFound, numDocsInserted );
ASSERT_GREATER_THAN( estSizeBytes, maxSizeBytes );
}
}
TEST(ProcessInfo, NonZeroPageSize) {
if (ProcessInfo::blockCheckSupported()) {
ASSERT_GREATER_THAN(ProcessInfo::getPageSize(), 0u);
}
}
static void assertGreaterThan(uint64_t a, uint64_t b) {
ASSERT_GREATER_THAN(a, b);
}
TEST(ProcessInfo, GetNumCoresReturnsNonZeroNumberOfProcessors) {
ProcessInfo processInfo;
ProcessInfo::initializeSystemInfo();
ASSERT_GREATER_THAN((int)processInfo.getNumCores(), 0);
}
