public async Task LogsTrace()
{
MockedLogger mockedLogger = new MockedLogger();
MockedLease lease = new MockedLease();
CosmosDBTriggerHealthMonitor cosmosDBTriggerHealthMonitor = new CosmosDBTriggerHealthMonitor(mockedLogger);
await cosmosDBTriggerHealthMonitor.InspectAsync(new HealthMonitoringRecord(HealthSeverity.Informational, MonitoredOperation.AcquireLease, lease, null));
Assert.Single(mockedLogger.Events);
LogEvent loggedEvent = mockedLogger.Events[0];
Assert.Equal(LogLevel.Trace, loggedEvent.LogLevel);
Assert.True(loggedEvent.Message.Contains(lease.ToString()) && loggedEvent.Message.Contains(MonitoredOperation.AcquireLease.ToString()));
}
public async Task LogsLeaseLost()
{
MockedLogger mockedLogger = new MockedLogger();
LeaseLostException exception = new LeaseLostException();
MockedLease lease = new MockedLease();
CosmosDBTriggerHealthMonitor cosmosDBTriggerHealthMonitor = new CosmosDBTriggerHealthMonitor(mockedLogger);
await cosmosDBTriggerHealthMonitor.InspectAsync(new HealthMonitoringRecord(HealthSeverity.Error, MonitoredOperation.AcquireLease, lease, exception));
Assert.Single(mockedLogger.Events);
LogEvent loggedEvent = mockedLogger.Events[0];
Assert.Equal(LogLevel.Warning, loggedEvent.LogLevel);
Assert.Equal(exception, loggedEvent.Exception);
Assert.True(loggedEvent.Message.Contains(lease.ToString()) && loggedEvent.Message.Contains(MonitoredOperation.AcquireLease.ToString()));
Assert.True(loggedEvent.Message.Contains("This is expected during scaling and briefly"));
}
public async Task LogsError()
{
MockedLogger mockedLogger = new MockedLogger();
Exception exception = new Exception();
MockedLease lease = new MockedLease();
CosmosDBTriggerHealthMonitor cosmosDBTriggerHealthMonitor = new CosmosDBTriggerHealthMonitor(mockedLogger);
await cosmosDBTriggerHealthMonitor.InspectAsync(new HealthMonitoringRecord(HealthSeverity.Error, MonitoredOperation.AcquireLease, lease, exception));
Assert.Single(mockedLogger.Events);
LogEvent loggedEvent = mockedLogger.Events[0];
Assert.Equal(LogLevel.Error, loggedEvent.LogLevel);
Assert.Equal(exception, loggedEvent.Exception);
Assert.True(loggedEvent.Message.Contains(lease.ToString()) && loggedEvent.Message.Contains(MonitoredOperation.AcquireLease.ToString()));
Assert.True(loggedEvent.Message.Contains("encountered an error"));
}