public async Task Test_CanWrite_NoExistingStats_UniquePayloadTypes(int nStats)
{
Faker faker =
new Faker();
PostgreSqlExecutionPerformanceMonitorWriter writer =
GetWriter();
List <TaskPerformanceStats> sampleStats = faker
.RandomExecutionPerformanceStats(nStats);
List <ExecutionPerformanceInfoRecord> expectedRecords =
GetExecutionPerformanceInfoRecordsFromTaskPeformanceStats(sampleStats);
await writer.WriteAsync(sampleStats);
List <ExecutionPerformanceInfoRecord> dbRecords =
await GetDbTaskPerformanceStatsAsync();
CollectionAssert.AreEquivalent(expectedRecords,
dbRecords);
foreach (ExecutionPerformanceInfoRecord r in dbRecords)
{
Assert.AreEqual(1, r.NExecutionCycles);
}
}
public async Task Test_CanWrite_AllZeroValues_NoInitialValues_SamePayloadTypes(int nStats, int nWrites)
{
Faker faker =
new Faker();
PostgreSqlExecutionPerformanceMonitorWriter writer =
GetWriter();
List <TaskPerformanceStats>[] sampleStats =
new List <TaskPerformanceStats> [nWrites];
for (int i = 0; i < nWrites; i++)
{
if (i > 0)
{
sampleStats[i] = faker.RandomAllZeroExecutionPerformanceStats(sampleStats[0]
.Select(s => s.PayloadType)
.AsEnumerable());
}
else
{
sampleStats[i] = faker.RandomAllZeroExecutionPerformanceStats(nStats);
}
}
List <ExecutionPerformanceInfoRecord> expectedRecords =
GetExecutionPerformanceInfoRecordsFromTaskPeformanceStats(sampleStats);
for (int i = 0; i < nWrites; i++)
{
await writer.WriteAsync(sampleStats[i]);
}
List <ExecutionPerformanceInfoRecord> dbRecords =
await GetDbTaskPerformanceStatsAsync();
CollectionAssert.AreEquivalent(expectedRecords,
dbRecords);
foreach (ExecutionPerformanceInfoRecord r in dbRecords)
{
Assert.AreEqual(nWrites, r.NExecutionCycles);
Assert.IsTrue(r.AllZeroValues());
}
}
public async Task Test_CanWrite_WithExistingStats_UniquePayloadTypesInSet_SamePayloadTypesAsExisting(int nStats)
{
Faker faker =
new Faker();
PostgreSqlExecutionPerformanceMonitorWriter writer =
GetWriter();
List <TaskPerformanceStats> dbStats =
await GenerateExecutionPerformanceStatsInDbAsync(nStats);
List <TaskPerformanceStats> newStats = faker.RandomExecutionPerformanceStats(dbStats
.Select(s => s.PayloadType)
.AsEnumerable());
List <ExecutionPerformanceInfoRecord> expectedRecords =
GetExecutionPerformanceInfoRecordsFromTaskPeformanceStats(dbStats, newStats);
await writer.WriteAsync(newStats);
List <ExecutionPerformanceInfoRecord> dbRecords =
await GetDbTaskPerformanceStatsAsync();
CollectionAssert.AreEquivalent(expectedRecords,
dbRecords);
foreach (ExecutionPerformanceInfoRecord r in dbRecords)
{
int expectedCycleCount = dbStats.Count(s => s.PayloadType
== r.PayloadType) +
newStats.Count(s => s.PayloadType
== r.PayloadType);
Assert.AreEqual(expectedCycleCount,
r.NExecutionCycles);
}
}