public async Task WriteAsync_WritesUTF16Output()
{
// Arrange
var expectedOutput =
"<?xml version=\"1.0\" encoding=\"utf-16\"?>" +
"<DummyClass xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SampleInt>10</SampleInt></DummyClass>";
var sampleInput = new DummyClass {
SampleInt = 10
};
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType(),
"application/xml; charset=utf-16");
var formatter = new XmlDataContractSerializerOutputFormatter();
formatter.WriterSettings.OmitXmlDeclaration = false;
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
var body = outputFormatterContext.HttpContext.Response.Body;
body.Position = 0;
var content = new StreamReader(
body,
new UnicodeEncoding(bigEndian: false, byteOrderMark: false, throwOnInvalidBytes: true)).ReadToEnd();
XmlAssert.Equal(expectedOutput, content);
}
// Set up application services
public void ConfigureServices(IServiceCollection services)
{
// Add MVC services to the services container
services.AddMvc();
services.Configure<MvcOptions>(options =>
{
options.InputFormatters.Clear();
options.OutputFormatters.Clear();
// Since both XmlSerializer and DataContractSerializer based formatters
// have supported media types of 'application/xml' and 'text/xml', it
// would be difficult for a test to choose a particular formatter based on
// request information (Ex: Accept header).
// So here we instead clear out the default supported media types and create new
// ones which are distinguishable between formatters.
var xmlSerializerInputFormatter = new XmlSerializerInputFormatter();
xmlSerializerInputFormatter.SupportedMediaTypes.Clear();
xmlSerializerInputFormatter.SupportedMediaTypes.Add(
new MediaTypeHeaderValue("application/xml-xmlser"));
xmlSerializerInputFormatter.SupportedMediaTypes.Add(
new MediaTypeHeaderValue("text/xml-xmlser"));
var xmlSerializerOutputFormatter = new XmlSerializerOutputFormatter();
xmlSerializerOutputFormatter.SupportedMediaTypes.Clear();
xmlSerializerOutputFormatter.SupportedMediaTypes.Add(
new MediaTypeHeaderValue("application/xml-xmlser"));
xmlSerializerOutputFormatter.SupportedMediaTypes.Add(
new MediaTypeHeaderValue("text/xml-xmlser"));
var dcsInputFormatter = new XmlDataContractSerializerInputFormatter();
dcsInputFormatter.SupportedMediaTypes.Clear();
dcsInputFormatter.SupportedMediaTypes.Add(new MediaTypeHeaderValue("application/xml-dcs"));
dcsInputFormatter.SupportedMediaTypes.Add(new MediaTypeHeaderValue("text/xml-dcs"));
var dcsOutputFormatter = new XmlDataContractSerializerOutputFormatter();
dcsOutputFormatter.SupportedMediaTypes.Clear();
dcsOutputFormatter.SupportedMediaTypes.Add(new MediaTypeHeaderValue("application/xml-dcs"));
dcsOutputFormatter.SupportedMediaTypes.Add(new MediaTypeHeaderValue("text/xml-dcs"));
options.InputFormatters.Add(dcsInputFormatter);
options.InputFormatters.Add(xmlSerializerInputFormatter);
options.OutputFormatters.Add(dcsOutputFormatter);
options.OutputFormatters.Add(xmlSerializerOutputFormatter);
xmlSerializerInputFormatter.WrapperProviderFactories.Add(new PersonWrapperProviderFactory());
xmlSerializerOutputFormatter.WrapperProviderFactories.Add(new PersonWrapperProviderFactory());
dcsInputFormatter.WrapperProviderFactories.Add(new PersonWrapperProviderFactory());
dcsOutputFormatter.WrapperProviderFactories.Add(new PersonWrapperProviderFactory());
});
}
public async Task WriteAsync_CanWriteBasicTypes(object input, string expectedOutput)
{
// Arrange
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(input, typeof(object));
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
var body = outputFormatterContext.HttpContext.Response.Body;
body.Position = 0;
var content = new StreamReader(body).ReadToEnd();
XmlAssert.Equal(expectedOutput, content);
}
public async Task WriteAsync_ThrowsWhenNotConfiguredWithPreserveReferences()
{
// Arrange
var child = new Child { Id = 1 };
var parent = new Parent { Name = "Parent", Children = new List<Child> { child } };
child.Parent = parent;
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(parent, parent.GetType());
// Act & Assert
await Assert.ThrowsAsync(typeof(SerializationException),
async () => await formatter.WriteAsync(outputFormatterContext));
}
public async Task WriteAsync_WritesWhenConfiguredWithRootName()
{
// Arrange
var sampleInt = 10;
var SubstituteRootName = "SomeOtherClass";
var SubstituteRootNamespace = "http://tempuri.org";
var InstanceNamespace = "http://www.w3.org/2001/XMLSchema-instance";
var expectedOutput = string.Format(
"<{0} xmlns:i=\"{2}\" xmlns=\"{1}\"><SampleInt xmlns=\"\">{3}</SampleInt></{0}>",
SubstituteRootName,
SubstituteRootNamespace,
InstanceNamespace,
sampleInt);
var sampleInput = new DummyClass { SampleInt = sampleInt };
var dictionary = new XmlDictionary();
var settings = new DataContractSerializerSettings
{
RootName = dictionary.Add(SubstituteRootName),
RootNamespace = dictionary.Add(SubstituteRootNamespace)
};
var formatter = new XmlDataContractSerializerOutputFormatter
{
SerializerSettings = settings
};
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
var actualOutput = new StreamReader(
outputFormatterContext.ActionContext.HttpContext.Response.Body, Encoding.UTF8).ReadToEnd();
XmlAssert.Equal(expectedOutput, actualOutput);
}
public void GetSupportedContentTypes_ReturnsSupportedTypes(Type declaredType,
Type runtimeType, object expectedOutput)
{
// Arrange
var formatter = new XmlDataContractSerializerOutputFormatter();
// Act
var result = formatter.GetSupportedContentTypes(
declaredType, runtimeType, MediaTypeHeaderValue.Parse("application/xml"));
// Assert
if (expectedOutput != null)
{
Assert.Equal(expectedOutput, Assert.Single(result).ToString());
}
else
{
Assert.Equal(expectedOutput, result);
}
}
public async Task WriteAsync_ThrowsWhenNotConfiguredWithKnownTypes()
{
// Arrange
var sampleInput = new SomeDummyClass { SampleInt = 1, SampleString = "TestString" };
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(sampleInput, typeof(DummyClass));
// Act & Assert
await Assert.ThrowsAsync(typeof(SerializationException),
async () => await formatter.WriteAsync(outputFormatterContext));
}
public async Task WriteAsync_CanWriteBasicTypes(object input, string expectedOutput)
{
// Arrange
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(input, typeof(object));
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
var body = outputFormatterContext.HttpContext.Response.Body;
body.Position = 0;
var content = new StreamReader(body).ReadToEnd();
XmlAssert.Equal(expectedOutput, content);
}
public void CanWriteResult_ReturnsExpectedOutput(object input, Type declaredType, bool expectedOutput)
{
// Arrange
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(input, declaredType);
// Act
var result = formatter.CanWriteResult(outputFormatterContext, MediaTypeHeaderValue.Parse("application/xml"));
// Assert
Assert.Equal(expectedOutput, result);
}
public async Task WriteAsync_WritesIndentedOutput()
{
// Arrange
var sampleInput = new DummyClass { SampleInt = 10 };
var formatter = new XmlDataContractSerializerOutputFormatter();
formatter.WriterSettings.Indent = true;
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
var outputString = new StreamReader(outputFormatterContext.ActionContext.HttpContext.Response.Body,
Encoding.UTF8).ReadToEnd();
XmlAssert.Equal("<DummyClass xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"\r\n <SampleInt>10</SampleInt>\r\n</DummyClass>",
outputString);
}
public async Task WriteAsync_CanWriteBasicTypes(object input, string expectedOutput)
{
// Arrange
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(input, typeof(object));
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
XmlAssert.Equal(expectedOutput,
new StreamReader(outputFormatterContext.ActionContext.HttpContext.Response.Body, Encoding.UTF8)
.ReadToEnd());
Assert.True(outputFormatterContext.ActionContext.HttpContext.Response.Body.CanRead);
}
public async Task WriteAsync_WritesOnModifiedWriterSettings()
{
// Arrange
var sampleInput = new DummyClass { SampleInt = 10 };
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
var formatter = new XmlDataContractSerializerOutputFormatter(
new System.Xml.XmlWriterSettings
{
OmitXmlDeclaration = false,
CloseOutput = false
});
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
XmlAssert.Equal("<?xml version=\"1.0\" encoding=\"utf-8\"?>" +
"<DummyClass xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SampleInt>10</SampleInt></DummyClass>",
new StreamReader(outputFormatterContext.ActionContext.HttpContext.Response.Body,
Encoding.UTF8).ReadToEnd());
}
public async Task WriteAsync_WritesUTF16Output()
{
// Arrange
var sampleInput = new DummyClass { SampleInt = 10 };
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType(),
"application/xml; charset=utf-16");
var formatter = new XmlDataContractSerializerOutputFormatter();
formatter.WriterSettings.OmitXmlDeclaration = false;
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
XmlAssert.Equal("<?xml version=\"1.0\" encoding=\"utf-16\"?>" +
"<DummyClass xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SampleInt>10</SampleInt></DummyClass>",
new StreamReader(outputFormatterContext.ActionContext.HttpContext.Response.Body,
Encodings.UTF16EncodingLittleEndian).ReadToEnd());
}
public async Task WriteAsync_WritesComplexTypes()
{
// Arrange
var sampleInput = new TestLevelTwo
{
SampleString = "TestString",
TestOne = new TestLevelOne
{
SampleInt = 10,
sampleString = "TestLevelOne string"
}
};
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
XmlAssert.Equal("<TestLevelTwo xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SampleString>TestString</SampleString>" +
"<TestOne><SampleInt>10</SampleInt><sampleString>TestLevelOne string</sampleString>" +
"</TestOne></TestLevelTwo>",
new StreamReader(outputFormatterContext.ActionContext.HttpContext.Response.Body, Encoding.UTF8)
.ReadToEnd());
}
public async Task SuppliedWriterSettings_TakeAffect()
{
// Arrange
var writerSettings = FormattingUtilities.GetDefaultXmlWriterSettings();
writerSettings.OmitXmlDeclaration = false;
var sampleInput = new DummyClass { SampleInt = 10 };
var formatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
var formatter = new XmlDataContractSerializerOutputFormatter(writerSettings);
var expectedOutput = "<?xml version=\"1.0\" encoding=\"utf-8\"?>" +
"<DummyClass xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SampleInt>10</SampleInt></DummyClass>";
// Act
await formatter.WriteAsync(formatterContext);
// Assert
Assert.Same(writerSettings, formatter.WriterSettings);
var responseStream = formatterContext.ActionContext.HttpContext.Response.Body;
Assert.NotNull(responseStream);
responseStream.Position = 0;
var actualOutput = new StreamReader(responseStream, Encoding.UTF8).ReadToEnd();
XmlAssert.Equal(expectedOutput, actualOutput);
}
public void DefaultConstructor_ExpectedWriterSettings_Created()
{
// Arrange and Act
var formatter = new XmlDataContractSerializerOutputFormatter();
// Assert
var writerSettings = formatter.WriterSettings;
Assert.NotNull(writerSettings);
Assert.True(writerSettings.OmitXmlDeclaration);
Assert.False(writerSettings.CloseOutput);
Assert.False(writerSettings.CheckCharacters);
}
public async Task WriteAsync_WritesWhenConfiguredWithKnownTypes()
{
// Arrange
var sampleInt = 10;
var sampleString = "TestString";
var KnownTypeName = "SomeDummyClass";
var InstanceNamespace = "http://www.w3.org/2001/XMLSchema-instance";
var expectedOutput = string.Format(
"<DummyClass xmlns:i=\"{1}\" xmlns=\"\" i:type=\"{0}\"><SampleInt>{2}</SampleInt>"
+ "<SampleString>{3}</SampleString></DummyClass>",
KnownTypeName,
InstanceNamespace,
sampleInt,
sampleString);
var sampleInput = new SomeDummyClass
{
SampleInt = sampleInt,
SampleString = sampleString
};
var settings = new DataContractSerializerSettings
{
KnownTypes = new[] { typeof(SomeDummyClass) }
};
var formatter = new XmlDataContractSerializerOutputFormatter
{
SerializerSettings = settings
};
var outputFormatterContext = GetOutputFormatterContext(sampleInput, typeof(DummyClass));
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
var actualOutput = new StreamReader(
outputFormatterContext.ActionContext.HttpContext.Response.Body, Encoding.UTF8).ReadToEnd();
XmlAssert.Equal(expectedOutput, actualOutput);
}
public async Task WriteAsync_WritesSimpleTypes()
{
// Arrange
var expectedOutput =
"<DummyClass xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SampleInt>10</SampleInt></DummyClass>";
var sampleInput = new DummyClass { SampleInt = 10 };
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
var body = outputFormatterContext.HttpContext.Response.Body;
body.Position = 0;
var content = new StreamReader(body).ReadToEnd();
XmlAssert.Equal(expectedOutput, content);
}
public async Task WriteAsync_WritesWhenConfiguredWithPreserveReferences()
{
// Arrange
var sampleId = 1;
var sampleName = "Parent";
var InstanceNamespace = "http://www.w3.org/2001/XMLSchema-instance";
var SerializationNamespace = "http://schemas.microsoft.com/2003/10/Serialization/";
var expectedOutput = string.Format(
"<Parent xmlns:i=\"{0}\" z:Id=\"{2}\" xmlns:z=\"{1}\">" +
"<Children z:Id=\"2\" z:Size=\"1\">" +
"<Child z:Id=\"3\"><Id>{2}</Id><Parent z:Ref=\"1\" i:nil=\"true\" />" +
"</Child></Children><Name z:Id=\"4\">{3}</Name></Parent>",
InstanceNamespace,
SerializationNamespace,
sampleId,
sampleName);
var child = new Child { Id = sampleId };
var parent = new Parent { Name = sampleName, Children = new List<Child> { child } };
child.Parent = parent;
var settings = new DataContractSerializerSettings
{
PreserveObjectReferences = true
};
var formatter = new XmlDataContractSerializerOutputFormatter
{
SerializerSettings = settings
};
var outputFormatterContext = GetOutputFormatterContext(parent, parent.GetType());
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
outputFormatterContext.ActionContext.HttpContext.Response.Body.Position = 0;
var actualOutput = new StreamReader(
outputFormatterContext.ActionContext.HttpContext.Response.Body, Encoding.UTF8).ReadToEnd();
XmlAssert.Equal(expectedOutput, actualOutput);
}
public async Task WriteAsync_DoesntFlushOutputStream()
{
// Arrange
var sampleInput = new DummyClass { SampleInt = 10 };
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
var response = outputFormatterContext.ActionContext.HttpContext.Response;
response.Body = FlushReportingStream.GetThrowingStream();
// Act & Assert
await formatter.WriteAsync(outputFormatterContext);
}
public async Task WriteAsync_VerifyBodyIsNotClosedAfterOutputIsWritten()
{
// Arrange
var sampleInput = new DummyClass { SampleInt = 10 };
var formatter = new XmlDataContractSerializerOutputFormatter();
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType());
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
Assert.NotNull(outputFormatterContext.ActionContext.HttpContext.Response.Body);
Assert.True(outputFormatterContext.ActionContext.HttpContext.Response.Body.CanRead);
}
public async Task WriteAsync_WritesUTF16Output()
{
// Arrange
var expectedOutput =
"<?xml version=\"1.0\" encoding=\"utf-16\"?>" +
"<DummyClass xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SampleInt>10</SampleInt></DummyClass>";
var sampleInput = new DummyClass { SampleInt = 10 };
var outputFormatterContext = GetOutputFormatterContext(sampleInput, sampleInput.GetType(),
"application/xml; charset=utf-16");
var formatter = new XmlDataContractSerializerOutputFormatter();
formatter.WriterSettings.OmitXmlDeclaration = false;
// Act
await formatter.WriteAsync(outputFormatterContext);
// Assert
var body = outputFormatterContext.HttpContext.Response.Body;
body.Position = 0;
var content = new StreamReader(
body,
new UnicodeEncoding(bigEndian: false, byteOrderMark: false, throwOnInvalidBytes: true)).ReadToEnd();
XmlAssert.Equal(expectedOutput, content);
}