public void Log_WithFailingImplementationAndConfiguredFallbackProvider_LogsOriginalFailureToFallbackProvider()
{
// Arrange
var failingProvider = new ThrowingLoggingProvider();
failingProvider.Initialize("Failing provider name", new NameValueCollection());
var fallbackProvider = new MemoryLoggingProvider();
failingProvider.FallbackProvider = fallbackProvider;
failingProvider.ExceptionToThrowFromLogInternal = new InvalidOperationException();
var expectedEntry =
new LogEntry(LoggingEventType.Error,
"The event could not be logged with provider 'Failing provider name'.",
"CuttingEdge.Logging.Tests.Unit.LoggingProviderBaseTests+ThrowingLoggingProvider",
failingProvider.ExceptionToThrowFromLogInternal);
// Act
failingProvider.Log("Valid message");
// Assert
var loggedEntry = fallbackProvider.GetLoggedEntries().Last();
AssertHelper.LogEntriesAreEqual(expectedEntry, loggedEntry);
}
public void Log_WithFailingImplementationButWithoutConfiguredFallbackProvider_BubblesThrownException()
{
// Arrange
var provider = new ThrowingLoggingProvider();
provider.ExceptionToThrowFromLogInternal = new InvalidOperationException();
// Act
provider.Log("Valid message");
}
public void Log_WithFailingImplementationAndConfiguredFallbackProvider_LogsEventToFallbackProvider()
{
// Arrange
var failingProvider = new ThrowingLoggingProvider();
var fallbackProvider = new MemoryLoggingProvider();
failingProvider.FallbackProvider = fallbackProvider;
failingProvider.ExceptionToThrowFromLogInternal = new InvalidOperationException();
var entryToLog = new LogEntry(LoggingEventType.Critical, "Valid message", null, null);
// Act
((ILogger)failingProvider).Log(entryToLog);
// Assert
var loggedEntry = fallbackProvider.GetLoggedEntries().First();
Assert.AreEqual(entryToLog, loggedEntry);
}
