private async Task <List <AppMetric> > GetDbAppMetricsAsync()
{
List <AppMetric> dbMetrics =
new List <AppMetric>();
using (NpgsqlConnection conn = await OpenDbConnectionAsync(ConnectionString))
using (NpgsqlCommand cmd = new NpgsqlCommand($"SELECT * from {TestOptions.DefaultMapping.MetricsTableName}", conn))
{
using (NpgsqlDataReader rdr = await cmd.ExecuteReaderAsync())
{
while (await rdr.ReadAsync())
{
AppMetricId mId = new AppMetricId(
rdr.GetString(rdr.GetOrdinal("metric_id")),
rdr.GetString(rdr.GetOrdinal("metric_category"))
);
AppMetric metric = new AppMetric(mId,
rdr.GetInt64(rdr.GetOrdinal("metric_value")));
dbMetrics.Add(metric);
}
}
await conn.CloseAsync();
}
return(dbMetrics);
}
public AppMetric QueryMetric(AppMetricId metricId)
{
return(AppMetricsCollection.JoinQueryMetric(metricId,
mTaskBuffer,
mTaskPoller,
mTaskQueueConsumer,
mTaskResultQueue,
mExecutionPerfMon,
AppMetricsCollection.JoinProviders(mWorkers)));
}
public long SumMetricValues(AppMetricsCollection[] collections, AppMetricId metricId)
{
long value = 0;
foreach (AppMetricsCollection col in collections)
{
foreach (AppMetric m in col.CollectMetrics())
{
if (m.Id.Equals(metricId))
{
value += m.Value;
break;
}
}
}
return(value);
}
public void Test_CanCreateAppMetricsCollection_FromAppMetricIds_SpecificAppIds()
{
AppMetricId[] expectedMetricIds = new AppMetricId[]
{
AppMetricId.BufferMaxCount,
AppMetricId.BufferMinCount,
AppMetricId.BufferTimesEmptied,
AppMetricId.BufferTimesFilled,
AppMetricId.ListenerNotificationWaitTimeoutCount,
AppMetricId.ListenerReconnectCount,
AppMetricId.ListenerTaskNotificationCount
};
AppMetricsCollection metrics = new AppMetricsCollection(expectedMetricIds);
Assert_AppMetricsCollection_CorrectlyInitialized(expectedMetricIds,
metrics);
}
public void Test_CanJoinWith()
{
Faker faker = new Faker();
long value1 = faker.Random.Long(1, 1000);
long value2 = faker.Random.Long(1, 1000);
AppMetricId metricId = faker.PickRandom(AppMetricId.BuiltInAppMetricIds);
AppMetric metric1 = new AppMetric(metricId,
value1);
AppMetric metric2 = new AppMetric(metricId,
value2);
AppMetric metric = metric1.JoinWith(metric2);
Assert.AreEqual(value1 + value2, metric.Value);
Assert.AreNotSame(metric, metric1);
Assert.AreNotSame(metric, metric2);
}
public AppMetric QueryMetric(AppMetricId metricId)
{
return(mMetrics.QueryMetric(metricId));
}
public static AppMetric RandomAppMetric(this Faker faker, AppMetricId id,
long minValue = 0,
long maxValue = long.MaxValue)
{
return(new AppMetric(id, faker.Random.Long(minValue, maxValue)));
}
public AppMetric QueryMetric(AppMetricId metricId)
{
return(AppMetricsCollection.JoinQueryMetric(metricId,
mMetrics,
mNotificationListener));
}