108 lines
3.5 KiB
C#
108 lines
3.5 KiB
C#
// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
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using System.Collections.Generic;
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using System.Net.Http.Formatting;
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using Moq;
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using Xunit;
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using Xunit.Extensions;
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using Assert = Microsoft.TestCommon.AssertEx;
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namespace System.Net.Http
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{
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public class HttpResponseMessageExtensionsTest
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{
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private readonly HttpResponseMessage _response = new HttpResponseMessage();
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private readonly Mock<MediaTypeFormatter> _formatterMock = new Mock<MediaTypeFormatter>();
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public HttpResponseMessageExtensionsTest()
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{
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_formatterMock.Setup(f => f.CanWriteType(It.IsAny<Type>())).Returns(true);
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}
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[Fact]
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public void TryGetContentValue_WhenResponseParameterIsNull_Throws()
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{
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object value;
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Assert.ThrowsArgumentNull(() => HttpResponseMessageExtensions.TryGetContentValue<object>(null, out value), "response");
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}
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[Theory]
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[InlineData(default(bool))]
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[InlineData(default(int))]
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[InlineData(default(object))]
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public void TryGetContentValue_WhenResponseHasNoContent_ReturnsFalse<T>(T expectedResult)
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{
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T value;
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Assert.False(_response.TryGetContentValue<T>(out value));
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Assert.Equal(expectedResult, value);
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}
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[Theory]
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[InlineData(default(bool))]
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[InlineData(default(int))]
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[InlineData(default(object))]
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public void TryGetContentValue_WhenResponseHasNonObjectContent_ReturnsFalse<T>(T expectedResult)
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{
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_response.Content = new StringContent("43");
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T value;
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Assert.False(_response.TryGetContentValue<T>(out value));
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Assert.Equal(expectedResult, value);
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}
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[Theory]
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[InlineData(default(bool))]
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[InlineData(default(int))]
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[InlineData(default(object))]
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public void TryGetContentValue_WhenResponseHasObjectContentWithNullValue_ReturnsFalse<T>(T expectedResult)
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{
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_response.Content = new ObjectContent(typeof(object), null, _formatterMock.Object);
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T value;
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Assert.False(_response.TryGetContentValue<T>(out value));
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Assert.Equal(expectedResult, value);
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}
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[Theory]
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[InlineData(default(bool))]
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[InlineData(default(int))]
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public void TryGetContentValue_WhenResponseHasObjectContentWithIncompatibleValue_ReturnsFalse<T>(T expectedResult)
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{
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_response.Content = new ObjectContent<string>("42", _formatterMock.Object);
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T value;
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Assert.False(_response.TryGetContentValue<T>(out value));
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Assert.Equal(expectedResult, value);
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}
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[Fact]
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public void TryGetContentValue_WhenResponseHasObjectContentWithCompatibleValue_ReturnsTrue()
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{
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List<string> value = new List<string>();
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_response.Content = new ObjectContent<List<string>>(value, _formatterMock.Object);
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IList<string> result;
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Assert.True(_response.TryGetContentValue(out result));
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Assert.Same(value, result);
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}
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[Fact]
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public void TryGetContentValue_WhenResponseHasObjectContentValueTypeValue_RetrievingAsObjectReturnsTrue()
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{
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_response.Content = new ObjectContent<int>(32, _formatterMock.Object);
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object result;
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Assert.True(_response.TryGetContentValue(out result));
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Assert.Equal(32, result);
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}
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}
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}
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