361 lines
18 KiB
C#
361 lines
18 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Linq;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Mvc.TestCommon;
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using Microsoft.AspNetCore.Mvc.ViewEngines;
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using Moq;
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using Xunit;
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namespace Microsoft.AspNetCore.Mvc.Rendering
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{
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public class HtmlHelperDisplayExtensionsTest
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{
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[Fact]
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public void DisplayHelpers_FindsModel_WhenViewDataIsNotSet()
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{
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// Arrange
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var expected = $"<div class=\"HtmlEncode[[display-label]]\">HtmlEncode[[SomeProperty]]</div>{Environment.NewLine}" +
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$"<div class=\"HtmlEncode[[display-field]]\">HtmlEncode[[PropValue]]</div>{Environment.NewLine}";
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var model = new SomeModel
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{
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SomeProperty = "PropValue"
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};
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.Display(expression: string.Empty);
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var displayNullResult = helper.Display(expression: null); // null is another alias for current model
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var displayForResult = helper.DisplayFor(m => m);
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var displayForModelResult = helper.DisplayForModel();
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// Assert
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Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(displayResult));
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Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(displayNullResult));
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Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(displayForResult));
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Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(displayForModelResult));
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}
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[Fact]
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public void Display_UsesAdditionalViewData()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData["SomeProperty"].ToString()))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.Display(expression: "SomeProperty", additionalViewData: new { SomeProperty = "ViewDataValue" });
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// Assert
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Assert.Equal("ViewDataValue", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void Display_UsesTemplateName()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", Mock.Of<IView>()))
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.Verifiable();
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.Display(expression: "SomeProperty", templateName: "SomeTemplate");
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// Assert
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viewEngine.Verify();
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}
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[Fact]
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public void Display_UsesTemplateNameAndAdditionalViewData()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData["SomeProperty"].ToString()))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.Display(
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expression: "SomeProperty",
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templateName: "SomeTemplate",
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additionalViewData: new { SomeProperty = "ViewDataValue" });
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// Assert
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Assert.Equal("ViewDataValue", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void Display_UsesTemplateNameAndHtmlFieldName()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData.TemplateInfo.HtmlFieldPrefix))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.Display(
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expression: "SomeProperty",
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templateName: "SomeTemplate",
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htmlFieldName: "SomeField");
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// Assert
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Assert.Equal("SomeField", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void DisplayFor_UsesAdditionalViewData()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData["SomeProperty"].ToString()))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayFor(expression: m => m.SomeProperty, additionalViewData: new { SomeProperty = "ViewDataValue" });
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// Assert
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Assert.Equal("ViewDataValue", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void DisplayFor_UsesTemplateName()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", Mock.Of<IView>()))
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.Verifiable();
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayFor(expression: m => m.SomeProperty, templateName: "SomeTemplate");
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// Assert
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viewEngine.Verify();
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}
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[Fact]
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public void DisplayFor_UsesTemplateNameAndAdditionalViewData()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData["SomeProperty"].ToString()))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayFor(
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expression: m => m.SomeProperty,
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templateName: "SomeTemplate",
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additionalViewData: new { SomeProperty = "ViewDataValue" });
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// Assert
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Assert.Equal("ViewDataValue", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void DisplayFor_UsesTemplateNameAndHtmlFieldName()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData.TemplateInfo.HtmlFieldPrefix))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayFor(
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expression: m => m.SomeProperty,
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templateName: "SomeTemplate",
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htmlFieldName: "SomeField");
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// Assert
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Assert.Equal("SomeField", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void DisplayForModel_UsesAdditionalViewData()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData["SomeProperty"].ToString()))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayForModel(additionalViewData: new { SomeProperty = "ViewDataValue" });
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// Assert
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Assert.Equal("ViewDataValue", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void DisplayForModel_UsesTemplateName()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", Mock.Of<IView>()))
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.Verifiable();
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayForModel(templateName: "SomeTemplate");
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// Assert
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viewEngine.Verify();
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}
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[Fact]
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public void DisplayForModel_UsesTemplateNameAndAdditionalViewData()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData["SomeProperty"].ToString()))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayForModel(
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templateName: "SomeTemplate",
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additionalViewData: new { SomeProperty = "ViewDataValue" });
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// Assert
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Assert.Equal("ViewDataValue", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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[Fact]
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public void DisplayForModel_UsesTemplateNameAndHtmlFieldName()
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{
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// Arrange
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var model = new SomeModel { SomeProperty = "ModelValue" };
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var view = new Mock<IView>();
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view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
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.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData.TemplateInfo.HtmlFieldPrefix))
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.Returns(Task.FromResult(0));
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var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
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viewEngine
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.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
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.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
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viewEngine
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.Setup(v => v.FindView(It.IsAny<ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
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.Returns(ViewEngineResult.Found("SomeView", view.Object));
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
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// Act
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var displayResult = helper.DisplayForModel(
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templateName: "SomeTemplate",
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htmlFieldName: "SomeField");
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// Assert
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Assert.Equal("SomeField", HtmlContentUtilities.HtmlContentToString(displayResult));
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}
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private class SomeModel
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{
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public string SomeProperty { get; set; }
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}
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}
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}
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