public void LayoutDynamicRenderExceptionTypeTest()
{
// Arrange
Layout <Type> layout = "${exception:format=type:norawvalue=true}";
var exception = new System.ApplicationException("Test");
var stringBuilder = new System.Text.StringBuilder();
// Act
var logevent = LogEventInfo.Create(LogLevel.Info, null, exception, null, "");
var exceptionType = layout.RenderTypedValue(logevent, stringBuilder, null);
stringBuilder.Length = 0;
// Assert
Assert.Equal(exception.GetType(), exceptionType);
Assert.Same(exceptionType, layout.RenderTypedValue(logevent, stringBuilder, null));
}
public void AfterThrowing(ApplicationException aex)
{
Count(aex.GetType().Name);
}
public void ProcessExceptionTest()
{
Type[] exceptionTypes = new Type[]
{
typeof(OutOfMemoryException),
typeof(DataServiceException),
typeof(FormatException),
typeof(DataServiceException),
};
// At-End is currently always true, because the IQueryable caching
// doesn't give us a good point to fail before content is written out.
CombinatorialEngine engine = CombinatorialEngine.FromDimensions(
new Dimension(CustomDataContext.ExceptionTypeArgument, exceptionTypes),
new Dimension(CustomDataContext.ExceptionAtEndArgument, new object[] { true }),
new Dimension("Format", SerializationFormatData.Values),
new Dimension("WebServerLocation", new object[] { WebServerLocation.InProcess, WebServerLocation.Local }));
TestUtil.RunCombinatorialEngineFail(engine, delegate(Hashtable values)
{
Type exceptionType = (Type)values[CustomDataContext.ExceptionTypeArgument];
bool exceptionAtEnd = (bool)values[CustomDataContext.ExceptionAtEndArgument];
SerializationFormatData format = (SerializationFormatData)values["Format"];
WebServerLocation location = (WebServerLocation)values["WebServerLocation"];
// The local web server doesn't handle OOF gracefully - skip that case.
if (exceptionType == typeof(OutOfMemoryException) &&
location == WebServerLocation.Local)
{
return;
}
// No binary properties in the model.
if (format.Name == "Binary") return;
// We need at least 1024 bytes to be written out for the default
// StreamWriter used by the XmlTextWriter to flush out (at which point
// we can assume that throwing at the end of the stream caused
// a "partial send").
//
// However the implementation ends up using an XmlUtf8RawTextWriterIndent
// object, with a BUFSIZE of 0x1800 as declared on XmlUtf8RawTextWriter.
//
// (0x1800 / "Customer 1".Length) + 1 is ideal, but we can make do with much less.
int customerCount = (0xA0 / "Customer 1".Length) + 1;
values[CustomDataContext.CustomerCountArgument] = customerCount;
using (TestWebRequest request = TestWebRequest.CreateForLocation(location))
{
request.DataServiceType = typeof(CustomDataContext);
request.TestArguments = values;
request.Accept = format.MimeTypes[0];
request.RequestUriString =
(format.Name == "Text") ? "/Customers(" + customerCount + ")/ID/$value" : "/Customers";
Trace.WriteLine("Requesting " + request.RequestUriString);
Stream response = new MemoryStream();
Exception thrownException = null;
try
{
request.SendRequest();
thrownException = new ApplicationException("No exception actually thrown.");
}
catch (Exception exception)
{
thrownException = exception;
}
// InProcess always throws WebException. Look in the inner exception for the right exception type.
if (location == WebServerLocation.InProcess && !format.IsPrimitive && exceptionType != typeof(OutOfMemoryException))
{
Assert.AreEqual(typeof(WebException), thrownException.GetType(), "InProcess should always throw WebException - Look in TestServiceHost.ProcessException");
thrownException = thrownException.InnerException;
}
// Exception may be wrapped by TargetInvocationException.
if (thrownException is TargetInvocationException)
{
thrownException = thrownException.InnerException;
}
TestUtil.CopyStream(request.GetResponseStream(), response);
response.Position = 0;
if (exceptionAtEnd && !format.IsPrimitive)
{
// for inprocess, there will be no exception in the payload
if (location == WebServerLocation.InProcess)
{
// Verify the exception type
Assert.AreEqual(exceptionType, thrownException.GetType(), "Exception type did not match");
return;
}
Assert.IsTrue(HasContent(response), "HasContent(response)");
Assert.IsTrue(String.Equals(request.Accept, TestUtil.GetMediaType(request.ResponseContentType), StringComparison.OrdinalIgnoreCase));
if (exceptionType != typeof(OutOfMemoryException))
{
string responseText = new StreamReader(response).ReadToEnd();
TestUtil.AssertContains(responseText, "error");
TestUtil.AssertContains(responseText, "message");
}
Assert.IsTrue(thrownException is ApplicationException, "No exception thrown.");
}
else
{
if (exceptionType == typeof(OutOfMemoryException))
{
if (location == WebServerLocation.InProcess)
{
Assert.IsTrue(thrownException is OutOfMemoryException, "thrownException is OutOfMemoryException");
Assert.IsTrue(exceptionAtEnd || !HasContent(response), "exceptionAtEnd || !HasContent(response)");
}
else
{
Assert.IsTrue(thrownException is WebException, "thrownException is WebException");
}
}
else
{
Assert.IsTrue(thrownException is WebException, "thrownException is WebException");
Assert.IsTrue(HasContent(response), "HasContent(response)");
string expected =
(location == WebServerLocation.InProcess) ? "text/plain" : "application/xml";
Assert.AreEqual(expected, TestUtil.GetMediaType(request.ResponseContentType));
}
}
}
});
}