304 lines
13 KiB
C#
304 lines
13 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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#if MOCK_SUPPORT
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using System;
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using System.Linq;
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using Microsoft.AspNet.Http;
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using Microsoft.AspNet.Mvc.Abstractions;
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using Microsoft.AspNet.Routing;
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using Moq;
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using Xunit;
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namespace Microsoft.AspNet.Mvc.ViewEngines
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{
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public class CompositeViewEngineTest
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{
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[Fact]
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public void ViewEngines_UsesListOfViewEnginesFromOptions()
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{
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// Arrange
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var viewEngine1 = Mock.Of<IViewEngine>();
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var viewEngine2 = Mock.Of<IViewEngine>();
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(viewEngine1);
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optionsAccessor.Value.ViewEngines.Add(viewEngine2);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.ViewEngines;
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// Assert
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Assert.Equal(new[] { viewEngine1, viewEngine2 }, result);
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}
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[Fact]
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public void FindView_ReturnsNotFoundResult_WhenNoViewEnginesAreRegistered()
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{
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// Arrange
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var viewName = "test-view";
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var actionContext = GetActionContext();
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindView(actionContext, viewName);
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// Assert
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Assert.False(result.Success);
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Assert.Empty(result.SearchedLocations);
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}
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[Fact]
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public void FindView_ReturnsNotFoundResult_WhenExactlyOneViewEngineIsRegisteredWhichReturnsNotFoundResult()
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{
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// Arrange
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var viewName = "test-view";
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var engine = new Mock<IViewEngine>();
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engine.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "controller/test-view" }));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindView(GetActionContext(), viewName);
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// Assert
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Assert.False(result.Success);
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Assert.Equal(new[] { "controller/test-view" }, result.SearchedLocations);
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}
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[Fact]
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public void FindView_ReturnsView_WhenExactlyOneViewEngineIsRegisteredWhichReturnsAFoundResult()
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{
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// Arrange
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var viewName = "test-view";
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var engine = new Mock<IViewEngine>();
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var view = Mock.Of<IView>();
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engine.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.Found(viewName, view));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindView(GetActionContext(), viewName);
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// Assert
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Assert.True(result.Success);
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Assert.Same(view, result.View);
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}
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[Fact]
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public void FindView_ReturnsViewFromFirstViewEngineWithFoundResult()
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{
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// Arrange
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var viewName = "foo";
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var engine1 = new Mock<IViewEngine>();
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var engine2 = new Mock<IViewEngine>();
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var engine3 = new Mock<IViewEngine>();
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var view2 = Mock.Of<IView>();
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var view3 = Mock.Of<IView>();
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engine1.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, Enumerable.Empty<string>()));
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engine2.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.Found(viewName, view2));
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engine3.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.Found(viewName, view3));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine1.Object);
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optionsAccessor.Value.ViewEngines.Add(engine2.Object);
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optionsAccessor.Value.ViewEngines.Add(engine3.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindView(GetActionContext(), viewName);
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// Assert
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Assert.True(result.Success);
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Assert.Same(view2, result.View);
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Assert.Equal(viewName, result.ViewName);
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}
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[Fact]
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public void FindView_ReturnsNotFound_IfAllViewEnginesReturnNotFound()
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{
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// Arrange
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var viewName = "foo";
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var engine1 = new Mock<IViewEngine>();
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var engine2 = new Mock<IViewEngine>();
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var engine3 = new Mock<IViewEngine>();
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engine1.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "1", "2" }));
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engine2.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "3" }));
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engine3.Setup(e => e.FindView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "4", "5" }));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine1.Object);
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optionsAccessor.Value.ViewEngines.Add(engine2.Object);
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optionsAccessor.Value.ViewEngines.Add(engine3.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindView(GetActionContext(), viewName);
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// Assert
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Assert.False(result.Success);
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Assert.Equal(new[] { "1", "2", "3", "4", "5" }, result.SearchedLocations);
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}
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[Fact]
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public void FindPartialView_ReturnsNotFoundResult_WhenNoViewEnginesAreRegistered()
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{
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// Arrange
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var viewName = "my-partial-view";
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindPartialView(GetActionContext(), viewName);
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// Assert
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Assert.False(result.Success);
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Assert.Empty(result.SearchedLocations);
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}
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[Fact]
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public void FindPartialView_ReturnsNotFoundResult_WhenExactlyOneViewEngineIsRegisteredWhichReturnsNotFoundResult()
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{
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// Arrange
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var viewName = "partial-view";
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var engine = new Mock<IViewEngine>();
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engine.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "Shared/partial-view" }));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindPartialView(GetActionContext(), viewName);
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// Assert
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Assert.False(result.Success);
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Assert.Equal(new[] { "Shared/partial-view" }, result.SearchedLocations);
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}
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[Fact]
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public void FindPartialView_ReturnsView_WhenExactlyOneViewEngineIsRegisteredWhichReturnsAFoundResult()
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{
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// Arrange
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var viewName = "test-view";
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var engine = new Mock<IViewEngine>();
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var view = Mock.Of<IView>();
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engine.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.Found(viewName, view));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindPartialView(GetActionContext(), viewName);
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// Assert
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Assert.True(result.Success);
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Assert.Same(view, result.View);
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}
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[Fact]
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public void FindPartialView_ReturnsViewFromFirstViewEngineWithFoundResult()
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{
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// Arrange
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var viewName = "bar";
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var engine1 = new Mock<IViewEngine>();
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var engine2 = new Mock<IViewEngine>();
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var engine3 = new Mock<IViewEngine>();
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var view2 = Mock.Of<IView>();
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var view3 = Mock.Of<IView>();
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engine1.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, Enumerable.Empty<string>()));
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engine2.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.Found(viewName, view2));
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engine3.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.Found(viewName, view3));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine1.Object);
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optionsAccessor.Value.ViewEngines.Add(engine2.Object);
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optionsAccessor.Value.ViewEngines.Add(engine3.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindPartialView(GetActionContext(), viewName);
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// Assert
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Assert.True(result.Success);
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Assert.Same(view2, result.View);
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Assert.Equal(viewName, result.ViewName);
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}
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[Fact]
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public void FindPartialView_ReturnsNotFound_IfAllViewEnginesReturnNotFound()
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{
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// Arrange
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var viewName = "foo";
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var engine1 = new Mock<IViewEngine>();
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var engine2 = new Mock<IViewEngine>();
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var engine3 = new Mock<IViewEngine>();
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engine1.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "1", "2" }));
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engine2.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "3" }));
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engine3.Setup(e => e.FindPartialView(It.IsAny<ActionContext>(), It.IsAny<string>()))
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.Returns(ViewEngineResult.NotFound(viewName, new[] { "4", "5" }));
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var optionsAccessor = new TestOptionsManager<MvcViewOptions>();
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optionsAccessor.Value.ViewEngines.Add(engine1.Object);
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optionsAccessor.Value.ViewEngines.Add(engine2.Object);
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optionsAccessor.Value.ViewEngines.Add(engine3.Object);
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var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
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// Act
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var result = compositeViewEngine.FindPartialView(GetActionContext(), viewName);
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// Assert
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Assert.False(result.Success);
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Assert.Equal(new[] { "1", "2", "3", "4", "5" }, result.SearchedLocations);
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}
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private static ActionContext GetActionContext()
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{
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var httpContext = Mock.Of<HttpContext>();
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return new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
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}
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private class TestViewEngine : IViewEngine
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{
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public TestViewEngine(ITestService service)
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{
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Service = service;
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}
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public ITestService Service { get; private set; }
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public ViewEngineResult FindPartialView(ActionContext context, string partialViewName)
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{
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throw new NotImplementedException();
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}
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public ViewEngineResult FindView(ActionContext context, string viewName)
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{
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throw new NotImplementedException();
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}
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}
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public interface ITestService
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{
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}
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}
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}
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#endif |