/// <summary>
/// Gets the corresponding create reader method name for the given state.
/// </summary>
/// <param name="state">State in question.</param>
/// <returns>Returns the name of the method to create the correct reader for the given state.</returns>
private static string GetCreateReaderMethodName(ODataParameterReaderState state)
{
#if SUPPORT_ENTITY_PARAMETER
Debug.Assert(state == ODataParameterReaderState.Entry || state == ODataParameterReaderState.Feed || state == ODataParameterReaderState.Collection, "state must be Entry, Feed or Collection.");
#else
Debug.Assert(state == ODataParameterReaderState.Collection, "state must be Collection.");
#endif
return("Create" + state.ToString() + "Reader");
}
/// <summary>
/// Gets the corresponding create reader method name for the given state.
/// </summary>
/// <param name="state">State in question.</param>
/// <returns>Returns the name of the method to create the correct reader for the given state.</returns>
private static string GetCreateReaderMethodName(ODataParameterReaderState state)
{
Debug.Assert(state == ODataParameterReaderState.Resource || state == ODataParameterReaderState.ResourceSet || state == ODataParameterReaderState.Collection, "state must be Resource, ResourceSet or Collection.");
return("Create" + state.ToString() + "Reader");
}
private void RunParameterReaderErrorTest(
ODataParameterReaderTestWrapper reader,
ExpectedException expectedException,
ODataParameterReaderState expectedState = ODataParameterReaderState.Exception)
{
if (reader == null)
{
// Reader creation failed and we verified the exception already
return;
}
this.Assert.ExpectedException(() => reader.Read(), expectedException, this.ExceptionVerifier);
this.Assert.AreEqual(expectedState, reader.State, "Reader should be in '" + expectedState.ToString() + "' state.");
}
public void ParameterReaderCreateReaderStateMachineTests()
{
IEdmModel model = TestModels.BuildModelWithFunctionImport();
IEdmOperationImport functionImport_Primitive = model.FindEntityContainer("TestContainer").FindOperationImports("FunctionImport_Primitive").First();
IEdmOperationImport functionImport_PrimitiveCollection = model.FindEntityContainer("TestContainer").FindOperationImports("FunctionImport_PrimitiveCollection").First();
IEdmOperationImport functionImport_Complex = model.FindEntityContainer("TestContainer").FindOperationImports("FunctionImport_Complex").First();
IEdmOperationImport functionImport_ComplexCollection = model.FindEntityContainer("TestContainer").FindOperationImports("FunctionImport_ComplexCollection").First();
IEdmOperationImport functionImport_Entry = model.FindEntityContainer("TestContainer").FindOperationImports("FunctionImport_Entry").First();
IEdmOperationImport functionImport_Feed = model.FindEntityContainer("TestContainer").FindOperationImports("FunctionImport_Feed").First();
CreateReaderMethods[] createReaderMethods = new CreateReaderMethods[]
{
CreateReaderMethods.CreateCollectionReader,
};
var testConfigurations = this.ReaderTestConfigurationProvider.JsonLightFormatConfigurations.Where(c => c.IsRequest);
this.CombinatorialEngineProvider.RunCombinations(
testConfigurations,
createReaderMethods,
(testConfiguration, createReaderMethod) =>
{
// Calling Create*Reader in Start state should fail.
ODataParameterReader reader = this.CreateParameterReaderForRequestOrResponse(model, functionImport_Complex, testConfiguration, "{ complex : { PrimitiveProperty : \"456\" } }");
this.Assert.ExpectedException(
() => CreateSubReader(reader, createReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_InvalidCreateReaderMethodCalledForState", createReaderMethod.ToString(), ODataParameterReaderState.Start.ToString()), this.ExceptionVerifier);
this.Assert.AreEqual(ODataParameterReaderState.Start, reader.State, "Unexpected parameter reader state.");
// Calling Create*Reader in Value state should fail.
reader.Read();
this.Assert.AreEqual(ODataParameterReaderState.Resource, reader.State, "Unexpected parameter reader state.");
this.Assert.ExpectedException(
() => CreateSubReader(reader, createReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_InvalidCreateReaderMethodCalledForState", createReaderMethod.ToString(), ODataParameterReaderState.Resource.ToString()), this.ExceptionVerifier);
this.Assert.AreEqual(ODataParameterReaderState.Resource, reader.State, "Unexpected parameter reader state.");
if (createReaderMethod != CreateReaderMethods.CreateResourceReader)
{
// Calling Create*Reader in Entry state should fail.
reader = this.CreateParameterReaderForRequestOrResponse(model, functionImport_Entry, testConfiguration, "{ entry : {} }");
reader.Read();
this.Assert.AreEqual(ODataParameterReaderState.Resource, reader.State, "Unexpected parameter reader state.");
this.Assert.ExpectedException(
() => CreateSubReader(reader, createReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_InvalidCreateReaderMethodCalledForState", createReaderMethod.ToString(), ODataParameterReaderState.Resource.ToString()), this.ExceptionVerifier);
this.Assert.AreEqual(ODataParameterReaderState.Resource, reader.State, "Unexpected parameter reader state.");
}
if (createReaderMethod != CreateReaderMethods.CreateResourceSetReader)
{
// Calling Create*Reader in Feed state should fail.
reader = this.CreateParameterReaderForRequestOrResponse(model, functionImport_Feed, testConfiguration, "{ feed : [] }");
reader.Read();
this.Assert.AreEqual(ODataParameterReaderState.ResourceSet, reader.State, "Unexpected parameter reader state.");
this.Assert.ExpectedException(
() => CreateSubReader(reader, createReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_InvalidCreateReaderMethodCalledForState", createReaderMethod.ToString(), ODataParameterReaderState.ResourceSet.ToString()), this.ExceptionVerifier);
this.Assert.AreEqual(ODataParameterReaderState.ResourceSet, reader.State, "Unexpected parameter reader state.");
}
if (createReaderMethod != CreateReaderMethods.CreateCollectionReader)
{
// Calling Create*Reader in Collection state should fail.
reader = this.CreateParameterReaderForRequestOrResponse(model, functionImport_ComplexCollection, testConfiguration, "{ complexCollection : [] }");
reader.Read();
this.Assert.AreEqual(ODataParameterReaderState.Collection, reader.State, "Unexpected parameter reader state.");
this.Assert.ExpectedException(
() => CreateSubReader(reader, createReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_InvalidCreateReaderMethodCalledForState", createReaderMethod.ToString(), ODataParameterReaderState.Collection.ToString()), this.ExceptionVerifier);
this.Assert.AreEqual(ODataParameterReaderState.Collection, reader.State, "Unexpected parameter reader state.");
}
// Calling Read() in Entry/Feed/Collection state without calling Create***Reader should fail.
IEdmOperationImport functionImport = createReaderMethod == CreateReaderMethods.CreateResourceReader ? functionImport_Entry : (createReaderMethod == CreateReaderMethods.CreateResourceSetReader ? functionImport_Feed : functionImport_ComplexCollection);
string payload = createReaderMethod == CreateReaderMethods.CreateResourceReader ? "{ entry : {} }" : (createReaderMethod == CreateReaderMethods.CreateResourceSetReader ? "{ feed : [] }" : "{ complexCollection : [] }");
ODataParameterReaderState expectedParameterState = createReaderMethod == CreateReaderMethods.CreateResourceReader ? ODataParameterReaderState.Resource : ODataParameterReaderState.ResourceSet;
var expectedReaderMethod = createReaderMethod == CreateReaderMethods.CreateCollectionReader ? CreateReaderMethods.CreateResourceSetReader.ToString() : createReaderMethod.ToString();
reader = this.CreateParameterReaderForRequestOrResponse(model, functionImport, testConfiguration, payload);
reader.Read();
this.Assert.AreEqual(expectedParameterState, reader.State, "Unexpected parameter reader state.");
this.Assert.ExpectedException(
() => reader.Read(),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_SubReaderMustBeCreatedAndReadToCompletionBeforeTheNextReadOrReadAsyncCall", expectedParameterState.ToString(), expectedReaderMethod), this.ExceptionVerifier);
this.Assert.AreEqual(expectedParameterState, reader.State, "Unexpected parameter reader state.");
// Calling Read() in Entry/Feed/Collection state after Create***Reader() is called but before the created reader finishes should fail.
var subReaderMethod = createReaderMethod == CreateReaderMethods.CreateCollectionReader
? CreateReaderMethods.CreateResourceSetReader : createReaderMethod;
object subReader = CreateSubReader(reader,
subReaderMethod);
this.Assert.ExpectedException(
() => reader.Read(),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_SubReaderMustBeInCompletedStateBeforeTheNextReadOrReadAsyncCall", expectedParameterState.ToString(), expectedReaderMethod), this.ExceptionVerifier);
this.Assert.AreEqual(expectedParameterState, reader.State, "Unexpected parameter reader state.");
// Calling Create*Reader() before the sub-reader is completed should fail.
string parameterName = createReaderMethod == CreateReaderMethods.CreateResourceReader ? "entry" : (createReaderMethod == CreateReaderMethods.CreateResourceSetReader ? "feed" : "complexCollection");
subReader.GetType().GetMethod("Read").Invoke(subReader, null);
this.Assert.ExpectedException(
() => CreateSubReader(reader, subReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_CreateReaderAlreadyCalled", expectedReaderMethod, parameterName), this.ExceptionVerifier);
this.Assert.AreEqual(expectedParameterState, reader.State, "Unexpected parameter reader state.");
// Calling Create*Reader() after sub-reader is completed should fail.
while ((bool)subReader.GetType().GetMethod("Read").Invoke(subReader, null))
{
;
}
this.Assert.AreEqual("Completed", subReader.GetType().GetProperty("State").GetValue(subReader, null).ToString(), "Unexpected sub-reader state.");
this.Assert.ExpectedException(
() => CreateSubReader(reader, subReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_CreateReaderAlreadyCalled", expectedReaderMethod, parameterName), this.ExceptionVerifier);
this.Assert.AreEqual(expectedParameterState, reader.State, "Unexpected parameter reader state.");
// Finish reading...
reader.Read();
this.Assert.AreEqual(ODataParameterReaderState.Completed, reader.State, "Unexpected parameter reader state.");
// Calling Create*Reader in Completed state should fail.
this.Assert.ExpectedException(
() => CreateSubReader(reader, subReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_InvalidCreateReaderMethodCalledForState", expectedReaderMethod, ODataParameterReaderState.Completed.ToString()), this.ExceptionVerifier);
this.Assert.AreEqual(ODataParameterReaderState.Completed, reader.State, "Unexpected parameter reader state.");
// Exception in subReader should put parent reader in Exception state.
payload = createReaderMethod == CreateReaderMethods.CreateResourceReader ? "{ entry : \"foo\" }" : (createReaderMethod == CreateReaderMethods.CreateResourceSetReader ? "{ feed : { \"foo\" : \"bar\" } }" : "{ complexCollection : { \"foo\" : \"bar\" } }");
reader = this.CreateParameterReaderForRequestOrResponse(model, functionImport, testConfiguration, payload);
reader.Read();
this.Assert.AreEqual(expectedParameterState, reader.State, "Unexpected parameter reader state.");
subReader = CreateSubReader(reader, subReaderMethod);
this.Assert.IsNotNull(TestExceptionUtils.RunCatching(() => { while ((bool)subReader.GetType().GetMethod("Read").Invoke(subReader, null))
{
}
}), "Expecting sub-reader.Read() to fail.");
this.Assert.AreEqual("Exception", subReader.GetType().GetProperty("State").GetValue(subReader, null).ToString(), "Unexpected sub-reader state.");
this.Assert.AreEqual(ODataParameterReaderState.Exception, reader.State, "Unexpected parameter reader state.");
// Calling Create*Reader in Exception state should fail.
this.Assert.ExpectedException(
() => CreateSubReader(reader, subReaderMethod),
ODataExpectedExceptions.ODataException("ODataParameterReaderCore_InvalidCreateReaderMethodCalledForState", expectedReaderMethod, ODataParameterReaderState.Exception.ToString()), this.ExceptionVerifier);
this.Assert.AreEqual(ODataParameterReaderState.Exception, reader.State, "Unexpected parameter reader state.");
});
}
private void RunParameterReaderErrorTest(
ODataParameterReaderTestWrapper reader,
ExpectedException expectedException,
ODataParameterReaderState expectedState = ODataParameterReaderState.Exception)
{
if (reader == null)
{
// Reader creation failed and we verified the exception already
return;
}
this.Assert.ExpectedException(() => reader.Read(), expectedException, this.ExceptionVerifier);
this.Assert.AreEqual(expectedState, reader.State, "Reader should be in '" + expectedState.ToString() + "' state.");
}
private static string GetCreateReaderMethodName(ODataParameterReaderState state)
{
return("Create" + state.ToString() + "Reader");
}
/// <summary>
/// Gets the corresponding create reader method name for the given state.
/// </summary>
/// <param name="state">State in question.</param>
/// <returns>Returns the name of the method to create the correct reader for the given state.</returns>
private static string GetCreateReaderMethodName(ODataParameterReaderState state)
{
Debug.Assert(state == ODataParameterReaderState.Entry || state == ODataParameterReaderState.Feed || state == ODataParameterReaderState.Collection, "state must be Entry, Feed or Collection.");
return("Create" + state.ToString() + "Reader");
}
