/// <summary>
/// Creates an <see cref="ODataCollectionWriter"/> for the specified format and the specified version and
/// invokes the specified methods on it. It then parses
/// the written Xml/JSON and compares it to the expected result as specified in the descriptor.
/// </summary>
/// <param name="descriptor">The test descriptor to process.</param>
/// <param name="testConfiguration">The configuration of the test.</param>
/// <param name="assert">The assertion handler to report errors to.</param>
/// <param name="baselineLogger">Logger to log baseline.</param>
internal static void WriteAndVerifyCollectionPayload(CollectionWriterTestDescriptor descriptor, WriterTestConfiguration testConfiguration, AssertionHandler assert, BaselineLogger baselineLogger)
{
baselineLogger.LogConfiguration(testConfiguration);
baselineLogger.LogModelPresence(descriptor.Model);
// serialize to a memory stream
using (var memoryStream = new MemoryStream())
using (var testMemoryStream = new TestStream(memoryStream, ignoreDispose: true))
{
TestMessage testMessage = null;
Exception exception = TestExceptionUtils.RunCatching(() =>
{
using (var messageWriter = TestWriterUtils.CreateMessageWriter(testMemoryStream, testConfiguration, assert, out testMessage, null, descriptor.Model))
{
IEdmTypeReference itemTypeReference = descriptor.ItemTypeParameter;
ODataCollectionWriter writer = itemTypeReference == null
? messageWriter.CreateODataCollectionWriter()
: messageWriter.CreateODataCollectionWriter(itemTypeReference);
WriteCollectionPayload(messageWriter, writer, true, descriptor);
}
});
exception = TestExceptionUtils.UnwrapAggregateException(exception, assert);
WriterTestExpectedResults expectedResults = descriptor.ExpectedResultCallback(testConfiguration);
TestWriterUtils.ValidateExceptionOrLogResult(testMessage, testConfiguration, expectedResults, exception, assert, descriptor.TestDescriptorSettings.ExpectedResultSettings.ExceptionVerifier, baselineLogger);
TestWriterUtils.ValidateContentType(testMessage, expectedResults, true, assert);
}
}
/// <summary>
/// Runs the test specified by this test descriptor.
/// </summary>
/// <param name="testConfiguration">The test configuration to use for running the test.</param>
public virtual void RunTest(WriterTestConfiguration testConfiguration, BaselineLogger logger)
{
if (this.ShouldSkipForTestConfiguration(testConfiguration))
{
return;
}
// Wrap the memory stream in a non-disposing stream so we can dump the message content
// even in the case of a failure where the message stream normally would get disposed.
logger.LogConfiguration(testConfiguration);
logger.LogModelPresence(this.Model);
this.messageStream = new NonDisposingStream(new MemoryStream());
TestMessage message = this.CreateOutputMessage(this.messageStream, testConfiguration);
IEdmModel model = this.GetMetadataProvider();
WriterTestExpectedResults expectedResult = this.GetExpectedResult(testConfiguration);
ExceptionUtilities.Assert(expectedResult != null, "The expected result could not be determined for the test. Did you specify it?");
Exception exception = TestExceptionUtils.RunCatching(() =>
{
using (ODataMessageWriterTestWrapper messageWriterWrapper = TestWriterUtils.CreateMessageWriter(message, model, testConfiguration, this.settings.Assert))
{
this.WritePayload(messageWriterWrapper, testConfiguration);
expectedResult.VerifyResult(message, this.PayloadKind, testConfiguration, logger);
}
});
try
{
expectedResult.VerifyException(exception);
}
catch (Exception failureException)
{
this.TraceFailureInformation(message, this.messageStream, testConfiguration);
throw failureException;
}
}