private static bool IsTypeSerializableWithJsonSerializer(Type type, object obj)
{
try
{
new DataContractJsonSerializer(type);
if (obj != null && obj.GetType() != type)
{
new DataContractJsonSerializer(obj.GetType());
}
}
catch
{
return(false);
}
return(!HttpTestData.IsKnownUnserializable(type, obj, (t) => typeof(INotJsonSerializable).IsAssignableFrom(t)));
}
private static bool IsSerializableWithDataContractSerializer(Type type, object obj)
{
if (HttpTestData.IsKnownUnserializable(type, obj))
{
return(false);
}
try
{
new DataContractSerializer(type);
if (obj != null && obj.GetType() != type)
{
new DataContractSerializer(obj.GetType());
}
}
catch
{
return(false);
}
return(true);
}
public void ReadFromStreamAsyncRoundTripsWriteToStreamAsyncUsingXmlSerializer()
{
TestXmlMediaTypeFormatter formatter = new TestXmlMediaTypeFormatter();
HttpContentHeaders contentHeaders = new StringContent(string.Empty).Headers;
TestDataAssert.Execute(
TestData.RepresentativeValueAndRefTypeTestDataCollection,
(type, obj) =>
{
bool canSerialize = IsSerializableWithXmlSerializer(type, obj) && HttpTestData.CanRoundTrip(type);
if (canSerialize)
{
formatter.SetSerializer(type, new XmlSerializer(type));
object readObj = null;
StreamAssert.WriteAndRead(
(stream) => TaskAssert.Succeeds(formatter.WriteToStreamAsync(type, obj, stream, contentHeaders, /*transportContext*/ null)),
(stream) => readObj = TaskAssert.SucceedsWithResult(formatter.ReadFromStreamAsync(type, stream, contentHeaders))
);
TestDataAssert.AreEqual(obj, readObj, "Failed to round trip object");
}
});
}
public void ReadFromStreamRoundTripsWriteToStreamUsingXmlSerializer()
{
TestXmlMediaTypeFormatter formatter = new TestXmlMediaTypeFormatter();
HttpContentHeaders contentHeaders = new StringContent(string.Empty).Headers;
// Excludes ReferenceDataContractType tests because XmlSerializer cannot handle circular references
TestDataAssert.Execute(
TestData.ValueAndRefTypeTestDataCollection.Where((td) => !(typeof(RefTypeTestData <ReferenceDataContractType>).IsAssignableFrom(td.GetType()))),
(type, obj) =>
{
bool canSerialize = IsSerializableWithXmlSerializer(type, obj) && HttpTestData.CanRoundTrip(type);
if (canSerialize)
{
formatter.SetSerializer(type, new XmlSerializer(type));
object readObj = null;
StreamAssert.WriteAndRead(
(stream) => formatter.WriteToStream(type, obj, stream, contentHeaders, /*transportContext*/ null),
(stream) => readObj = formatter.ReadFromStream(type, stream, contentHeaders));
TestDataAssert.AreEqual(obj, readObj, "Failed to round trip object");
}
});
}
public void ReadFromStreamRoundTripsWriteToStream()
{
TestJsonMediaTypeFormatter formatter = new TestJsonMediaTypeFormatter();
HttpContentHeaders contentHeaders = new StringContent(string.Empty).Headers;
TestDataAssert.Execute(
TestData.ValueAndRefTypeTestDataCollection,
(type, obj) =>
{
bool canSerialize = IsTypeSerializableWithJsonSerializer(type, obj) && HttpTestData.CanRoundTrip(type);
if (canSerialize)
{
object readObj = null;
StreamAssert.WriteAndRead(
(stream) => formatter.WriteToStream(type, obj, stream, contentHeaders, /*transportContext*/ null),
(stream) => readObj = formatter.ReadFromStream(type, stream, contentHeaders));
TestDataAssert.AreEqual(obj, readObj, "Failed to round trip object.");
}
});
}
