93 lines
3.6 KiB
C#
93 lines
3.6 KiB
C#
// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
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using Moq;
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using Xunit;
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using Assert = Microsoft.TestCommon.AssertEx;
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namespace System.Web.Mvc.Test
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{
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public class HttpPostedFileBaseModelBinderTest
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{
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[Fact]
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public void BindModelReturnsEmptyResultIfEmptyFileInputElementInPost()
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{
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// Arrange
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Mock<HttpPostedFileBase> mockFile = new Mock<HttpPostedFileBase>();
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mockFile.Setup(f => f.ContentLength).Returns(0);
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mockFile.Setup(f => f.FileName).Returns(String.Empty);
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Mock<ControllerContext> mockControllerContext = new Mock<ControllerContext>();
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mockControllerContext.SetupGet(c => c.HttpContext.Request.Files["fileName"]).Returns(mockFile.Object);
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HttpPostedFileBaseModelBinder binder = new HttpPostedFileBaseModelBinder();
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ModelBindingContext bindingContext = new ModelBindingContext() { ModelName = "fileName" };
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// Act
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object result = binder.BindModel(mockControllerContext.Object, bindingContext);
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// Assert
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Assert.Null(result);
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}
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[Fact]
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public void BindModelReturnsNullIfNoFileInputElementInPost()
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{
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// Arrange
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Mock<ControllerContext> mockControllerContext = new Mock<ControllerContext>();
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mockControllerContext.Setup(c => c.HttpContext.Request.Files["fileName"]).Returns((HttpPostedFileBase)null);
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HttpPostedFileBaseModelBinder binder = new HttpPostedFileBaseModelBinder();
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ModelBindingContext bindingContext = new ModelBindingContext() { ModelName = "fileName" };
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// Act
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object result = binder.BindModel(mockControllerContext.Object, bindingContext);
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// Assert
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Assert.Null(result);
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}
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[Fact]
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public void BindModelReturnsResultIfFileFound()
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{
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// Arrange
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Mock<HttpPostedFileBase> mockFile = new Mock<HttpPostedFileBase>();
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mockFile.Setup(f => f.ContentLength).Returns(1234);
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mockFile.Setup(f => f.FileName).Returns("somefile");
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Mock<ControllerContext> mockControllerContext = new Mock<ControllerContext>();
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mockControllerContext.SetupGet(c => c.HttpContext.Request.Files["fileName"]).Returns(mockFile.Object);
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HttpPostedFileBaseModelBinder binder = new HttpPostedFileBaseModelBinder();
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ModelBindingContext bindingContext = new ModelBindingContext() { ModelName = "fileName" };
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// Act
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object result = binder.BindModel(mockControllerContext.Object, bindingContext);
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// Assert
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Assert.NotNull(result);
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Assert.Same(mockFile.Object, result);
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}
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[Fact]
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public void BindModelThrowsIfBindingContextIsNull()
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{
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// Arrange
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ControllerContext controllerContext = new Mock<ControllerContext>().Object;
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HttpPostedFileBaseModelBinder binder = new HttpPostedFileBaseModelBinder();
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// Act & assert
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Assert.ThrowsArgumentNull(
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delegate { binder.BindModel(controllerContext, null); }, "bindingContext");
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}
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[Fact]
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public void BindModelThrowsIfControllerContextIsNull()
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{
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// Arrange
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HttpPostedFileBaseModelBinder binder = new HttpPostedFileBaseModelBinder();
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// Act & assert
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Assert.ThrowsArgumentNull(
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delegate { binder.BindModel(null, null); }, "controllerContext");
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}
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}
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}
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