aspnetcore/test/Microsoft.AspNet.Mvc.ModelB.../Formatters/XmlSerializerInputFormatter...

321 lines
14 KiB
C#

// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
#if NET45
using System;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using Microsoft.AspNet.Http;
using Moq;
using Xunit;
namespace Microsoft.AspNet.Mvc.ModelBinding
{
public class XmlSerializerInputFormatterTests
{
public class DummyClass
{
public int SampleInt { get; set; }
}
public class TestLevelOne
{
public int SampleInt { get; set; }
public string sampleString;
public DateTime SampleDate { get; set; }
}
public class TestLevelTwo
{
public string SampleString { get; set; }
public TestLevelOne TestOne { get; set; }
}
[Fact]
public void XmlSerializerFormatterHasProperSuppportedMediaTypes()
{
// Arrange & Act
var formatter = new XmlSerializerInputFormatter();
// Assert
Assert.True(formatter.SupportedMediaTypes
.Select(content => content.RawValue)
.Contains("application/xml"));
Assert.True(formatter.SupportedMediaTypes
.Select(content => content.RawValue)
.Contains("text/xml"));
}
[Fact]
public void XmlSerializerFormatterHasProperSuppportedEncodings()
{
// Arrange & Act
var formatter = new XmlSerializerInputFormatter();
// Assert
Assert.True(formatter.SupportedEncodings.Any(i => i.WebName == "utf-8"));
Assert.True(formatter.SupportedEncodings.Any(i => i.WebName == "utf-16"));
}
[Fact]
public async Task XmlSerializerFormatterReadsSimpleTypes()
{
// Arrange
var expectedInt = 10;
var expectedString = "TestString";
var expectedDateTime = XmlConvert.ToString(DateTime.UtcNow, XmlDateTimeSerializationMode.Utc);
var input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<TestLevelOne><SampleInt>" + expectedInt + "</SampleInt>" +
"<sampleString>" + expectedString + "</sampleString>" +
"<SampleDate>" + expectedDateTime + "</SampleDate></TestLevelOne>";
var formatter = new XmlSerializerInputFormatter();
var contentBytes = Encoding.UTF8.GetBytes(input);
var context = GetInputFormatterContext(contentBytes, typeof(TestLevelOne));
// Act
await formatter.ReadAsync(context);
// Assert
Assert.NotNull(context.Model);
Assert.IsType<TestLevelOne>(context.Model);
var model = context.Model as TestLevelOne;
Assert.Equal(expectedInt, model.SampleInt);
Assert.Equal(expectedString, model.sampleString);
Assert.Equal(XmlConvert.ToDateTime(expectedDateTime, XmlDateTimeSerializationMode.Utc), model.SampleDate);
}
[Fact]
public async Task XmlSerializerFormatterReadsComplexTypes()
{
// Arrange
var expectedInt = 10;
var expectedString = "TestString";
var expectedDateTime = XmlConvert.ToString(DateTime.UtcNow, XmlDateTimeSerializationMode.Utc);
var expectedLevelTwoString = "102";
var input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<TestLevelTwo><SampleString>" + expectedLevelTwoString + "</SampleString>" +
"<TestOne><SampleInt>" + expectedInt + "</SampleInt>" +
"<sampleString>" + expectedString + "</sampleString>" +
"<SampleDate>" + expectedDateTime + "</SampleDate></TestOne></TestLevelTwo>";
var formatter = new XmlSerializerInputFormatter();
var contentBytes = Encoding.UTF8.GetBytes(input);
var context = GetInputFormatterContext(contentBytes, typeof(TestLevelTwo));
// Act
await formatter.ReadAsync(context);
// Assert
Assert.NotNull(context.Model);
Assert.IsType<TestLevelTwo>(context.Model);
var model = context.Model as TestLevelTwo;
Assert.Equal(expectedLevelTwoString, model.SampleString);
Assert.Equal(expectedInt, model.TestOne.SampleInt);
Assert.Equal(expectedString, model.TestOne.sampleString);
Assert.Equal(XmlConvert.ToDateTime(expectedDateTime, XmlDateTimeSerializationMode.Utc), model.TestOne.SampleDate);
}
[Fact]
public async Task XmlSerializerFormatterReadsWhenMaxDepthIsModified()
{
// Arrange
var expectedInt = 10;
var input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<DummyClass><SampleInt>" + expectedInt + "</SampleInt></DummyClass>";
var formatter = new XmlSerializerInputFormatter();
formatter.MaxDepth = 10;
var contentBytes = Encoding.UTF8.GetBytes(input);
var context = GetInputFormatterContext(contentBytes, typeof(DummyClass));
// Act
await formatter.ReadAsync(context);
// Assert
Assert.NotNull(context.Model);
Assert.IsType<DummyClass>(context.Model);
var model = context.Model as DummyClass;
Assert.Equal(expectedInt, model.SampleInt);
}
[Fact]
public async Task XmlSerializerFormatterThrowsOnExceededMaxDepth()
{
// Arrange
var input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<TestLevelTwo><SampleString>test</SampleString>" +
"<TestOne><SampleInt>10</SampleInt>" +
"<sampleString>test</sampleString>" +
"<SampleDate>" + XmlConvert.ToString(DateTime.UtcNow, XmlDateTimeSerializationMode.Utc)
+ "</SampleDate></TestOne></TestLevelTwo>";
var formatter = new XmlSerializerInputFormatter();
formatter.MaxDepth = 1;
var contentBytes = Encoding.UTF8.GetBytes(input);
var context = GetInputFormatterContext(contentBytes, typeof(TestLevelTwo));
// Act & Assert
await Assert.ThrowsAsync(typeof(InvalidOperationException), async () => await formatter.ReadAsync(context));
}
[Fact]
public async Task XmlSerializerFormatterThrowsWhenReaderQuotasAreChanged()
{
// Arrange
var input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<TestLevelTwo><SampleString>test</SampleString>" +
"<TestOne><SampleInt>10</SampleInt>" +
"<sampleString>test</sampleString>" +
"<SampleDate>" + XmlConvert.ToString(DateTime.UtcNow, XmlDateTimeSerializationMode.Utc)
+ "</SampleDate></TestOne></TestLevelTwo>";
var formatter = new XmlSerializerInputFormatter();
formatter.XmlDictionaryReaderQuotas.MaxStringContentLength = 10;
var contentBytes = Encoding.UTF8.GetBytes(input);
var context = GetInputFormatterContext(contentBytes, typeof(TestLevelTwo));
// Act & Assert
await Assert.ThrowsAsync(typeof(InvalidOperationException), async () => await formatter.ReadAsync(context));
}
[Fact]
public void XmlSerializerSerializerThrowsWhenMaxDepthIsBelowOne()
{
// Arrange
var formatter = new XmlSerializerInputFormatter();
// Act & Assert
Assert.Throws(typeof(ArgumentException), () => formatter.MaxDepth = 0);
}
[Fact]
public async Task VerifyStreamIsOpenAfterRead()
{
// Arrange
var input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<DummyClass><SampleInt>10</SampleInt></DummyClass>";
var formatter = new XmlSerializerInputFormatter();
var contentBytes = Encoding.UTF8.GetBytes(input);
var context = GetInputFormatterContext(contentBytes, typeof(DummyClass));
// Act
await formatter.ReadAsync(context);
// Assert
Assert.NotNull(context.Model);
Assert.True(context.HttpContext.Request.Body.CanRead);
}
[Fact]
public async Task XmlSerializerFormatterThrowsOnInvalidCharacters()
{
// Arrange
var inpStart = Encodings.UTF16EncodingLittleEndian.GetBytes("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<DummyClass><SampleInt>");
byte[] inp = { 192, 193 };
var inpEnd = Encodings.UTF16EncodingLittleEndian.GetBytes("</SampleInt></DummyClass>");
var contentBytes = new byte[inpStart.Length + inp.Length + inpEnd.Length];
Buffer.BlockCopy(inpStart, 0, contentBytes, 0, inpStart.Length);
Buffer.BlockCopy(inp, 0, contentBytes, inpStart.Length, inp.Length);
Buffer.BlockCopy(inpEnd, 0, contentBytes, inpStart.Length + inp.Length, inpEnd.Length);
var formatter = new XmlSerializerInputFormatter();
var context = GetInputFormatterContext(contentBytes, typeof(TestLevelTwo));
// Act
await Assert.ThrowsAsync(typeof(XmlException), async () => await formatter.ReadAsync(context));
}
[Fact]
public async Task XmlSerializerFormatterIgnoresBOMCharacters()
{
// Arrange
var sampleString = "Test";
var sampleStringBytes = Encoding.UTF8.GetBytes(sampleString);
var inputStart = Encoding.UTF8.GetBytes("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + Environment.NewLine +
"<TestLevelTwo><SampleString>" + sampleString);
byte[] bom = { 0xef, 0xbb, 0xbf };
var inputEnd = Encoding.UTF8.GetBytes("</SampleString></TestLevelTwo>");
var expectedBytes = new byte[sampleString.Length + bom.Length];
var contentBytes = new byte[inputStart.Length + bom.Length + inputEnd.Length];
Buffer.BlockCopy(inputStart, 0, contentBytes, 0, inputStart.Length);
Buffer.BlockCopy(bom, 0, contentBytes, inputStart.Length, bom.Length);
Buffer.BlockCopy(inputEnd, 0, contentBytes, inputStart.Length + bom.Length, inputEnd.Length);
var formatter = new XmlSerializerInputFormatter();
var context = GetInputFormatterContext(contentBytes, typeof(TestLevelTwo));
// Act
await formatter.ReadAsync(context);
// Assert
Assert.NotNull(context.Model);
var model = context.Model as TestLevelTwo;
Buffer.BlockCopy(sampleStringBytes, 0, expectedBytes, 0, sampleStringBytes.Length);
Buffer.BlockCopy(bom, 0, expectedBytes, sampleStringBytes.Length, bom.Length);
Assert.Equal(expectedBytes, Encoding.UTF8.GetBytes(model.SampleString));
}
[Fact]
public async Task XmlSerializerFormatterAcceptsUTF16Characters()
{
// Arrange
var expectedInt = 10;
var expectedString = "TestString";
var expectedDateTime = XmlConvert.ToString(DateTime.UtcNow, XmlDateTimeSerializationMode.Utc);
var input = "<?xml version=\"1.0\" encoding=\"UTF-16\"?>" +
"<TestLevelOne><SampleInt>" + expectedInt + "</SampleInt>" +
"<sampleString>" + expectedString + "</sampleString>" +
"<SampleDate>" + expectedDateTime + "</SampleDate></TestLevelOne>";
var formatter = new XmlSerializerInputFormatter();
var contentBytes = Encodings.UTF16EncodingLittleEndian.GetBytes(input);
var context = GetInputFormatterContext(contentBytes, typeof(TestLevelOne));
// Act
await formatter.ReadAsync(context);
// Assert
Assert.NotNull(context.Model);
Assert.IsType<TestLevelOne>(context.Model);
var model = context.Model as TestLevelOne;
Assert.Equal(expectedInt, model.SampleInt);
Assert.Equal(expectedString, model.sampleString);
Assert.Equal(XmlConvert.ToDateTime(expectedDateTime, XmlDateTimeSerializationMode.Utc), model.SampleDate);
}
private InputFormatterContext GetInputFormatterContext(byte[] contentBytes, Type modelType)
{
var httpContext = GetHttpContext(contentBytes);
var modelState = new ModelStateDictionary();
var metadata = new EmptyModelMetadataProvider().GetMetadataForType(null, modelType);
return new InputFormatterContext(httpContext, metadata, modelState);
}
private static HttpContext GetHttpContext(byte[] contentBytes,
string contentType = "application/xml")
{
var request = new Mock<HttpRequest>();
var headers = new Mock<IHeaderDictionary>();
headers.SetupGet(h => h["Content-Type"]).Returns(contentType);
request.SetupGet(r => r.Headers).Returns(headers.Object);
request.SetupGet(f => f.Body).Returns(new MemoryStream(contentBytes));
var httpContext = new Mock<HttpContext>();
httpContext.SetupGet(c => c.Request).Returns(request.Object);
return httpContext.Object;
}
}
}
#endif