/// <summary>
/// Verifies that the <paramref name="actualException"/> matches at least one of the expected exception, or the ignorable exceptions.
/// </summary>
/// <param name="expectedExceptions">The expected exceptions.</param>
/// <param name="actualException">The actual exception.</param>
/// <returns>Success if the exception matches, skipped if there was no exception and none was expected, or failed if the exception does not match.</returns>
internal static ComparisonResult Verify(ExpectedExceptions expectedExceptions, Exception actualException)
{
if (actualException == null)
{
// return skipped only if all are ignored
if (expectedExceptions.ExpectedException == null)
{
return(ComparisonResult.Skipped);
}
else
{
return(ComparisonResult.Failure);
}
}
else
{
// return success if exception matches
if (expectedExceptions.ExpectedException != null && Verify(expectedExceptions.ExpectedException, actualException))
{
return(ComparisonResult.Success);
}
// return success if an ignored exception is matched
foreach (var expected in expectedExceptions.IgnoredExceptions)
{
if (Verify(expected, actualException))
{
return(ComparisonResult.Success);
}
}
return(ComparisonResult.Failure);
}
}
/// <summary>
/// Verifies that the <paramref name="actualException"/> matches at least one of the expected exception, or the ignorable exceptions.
/// </summary>
/// <param name="expectedExceptions">The expected exceptions.</param>
/// <param name="actualException">The actual exception.</param>
/// <returns>Success if the exception matches, skipped if there was no exception and none was expected, or failed if the exception does not match.</returns>
internal static ComparisonResult Verify(ExpectedExceptions expectedExceptions, Exception actualException)
{
if (actualException == null)
{
// return skipped only if all are ignored
if (expectedExceptions.ExpectedException == null)
{
return ComparisonResult.Skipped;
}
else
{
return ComparisonResult.Failure;
}
}
else
{
// return success if exception matches
if (expectedExceptions.ExpectedException != null && Verify(expectedExceptions.ExpectedException, actualException))
{
return ComparisonResult.Success;
}
// return success if an ignored exception is matched
foreach (var expected in expectedExceptions.IgnoredExceptions)
{
if (Verify(expected, actualException))
{
return ComparisonResult.Success;
}
}
return ComparisonResult.Failure;
}
}
/// <summary>
/// Compares an ExpectedExceptions object with an exception.
/// </summary>
/// <param name="expectedExceptions">The expected exceptions.</param>
/// <param name="actualException">The actual exception.</param>
/// <returns>Success if the exception matches, skipped if there was no exception and none was expected, or failed if the exception does not match.</returns>
public static ComparisonResult CompareException(ExpectedExceptions expectedExceptions, Exception actualException)
{
if (expectedExceptions == null)
{
if (actualException != null)
{
throw actualException;
}
return(ComparisonResult.Skipped);
}
else
{
ComparisonResult result = Verify(expectedExceptions, actualException);
if (result != ComparisonResult.Failure)
{
return(result);
}
else
{
if (actualException == null)
{
throw new TaupoInvalidOperationException("No exception was thrown but one was expected.");
}
else if (expectedExceptions.ExpectedException != null)
{
throw new TaupoInvalidOperationException("A different exception was thrown than expected.", actualException);
}
else
{
// bug: remove once SqlCeExceptions can be expected.
if (actualException.GetType().FullName == "System.Data.SqlServerCe.SqlCeException")
{
return(ComparisonResult.Success);
}
throw actualException;
}
}
}
}
/// <summary>
/// Compares an ExpectedExceptions object with an exception.
/// </summary>
/// <param name="expectedExceptions">The expected exceptions.</param>
/// <param name="actualException">The actual exception.</param>
/// <returns>Success if the exception matches, skipped if there was no exception and none was expected, or failed if the exception does not match.</returns>
public static ComparisonResult CompareException(ExpectedExceptions expectedExceptions, Exception actualException)
{
if (expectedExceptions == null)
{
if (actualException != null)
{
throw actualException;
}
return ComparisonResult.Skipped;
}
else
{
ComparisonResult result = Verify(expectedExceptions, actualException);
if (result != ComparisonResult.Failure)
{
return result;
}
else
{
if (actualException == null)
{
throw new TaupoInvalidOperationException("No exception was thrown but one was expected.");
}
else if (expectedExceptions.ExpectedException != null)
{
throw new TaupoInvalidOperationException("A different exception was thrown than expected.", actualException);
}
else
{
// bug: remove once SqlCeExceptions can be expected.
if (actualException.GetType().FullName == "System.Data.SqlServerCe.SqlCeException")
{
return ComparisonResult.Success;
}
throw actualException;
}
}
}
}
