479 lines
18 KiB
C#
479 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.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Razor.Language;
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using Microsoft.CodeAnalysis.Host;
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using Microsoft.CodeAnalysis.Text;
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using Moq;
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using Xunit;
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namespace Microsoft.CodeAnalysis.Razor.ProjectSystem
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{
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public class ProjectStateTest
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{
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public ProjectStateTest()
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{
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TagHelperResolver = new TestTagHelperResolver();
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HostServices = TestServices.Create(
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new IWorkspaceService[]
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{
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new TestProjectSnapshotProjectEngineFactory(),
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},
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new ILanguageService[]
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{
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TagHelperResolver,
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});
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HostProject = new HostProject("c:\\MyProject\\Test.csproj", FallbackRazorConfiguration.MVC_2_0);
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HostProjectWithConfigurationChange = new HostProject("c:\\MyProject\\Test.csproj", FallbackRazorConfiguration.MVC_1_0);
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Workspace = TestWorkspace.Create(HostServices);
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var projectId = ProjectId.CreateNewId("Test");
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var solution = Workspace.CurrentSolution.AddProject(ProjectInfo.Create(
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projectId,
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VersionStamp.Default,
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"Test",
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"Test",
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LanguageNames.CSharp,
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"c:\\MyProject\\Test.csproj"));
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WorkspaceProject = solution.GetProject(projectId);
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SomeTagHelpers = new List<TagHelperDescriptor>();
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SomeTagHelpers.Add(TagHelperDescriptorBuilder.Create("Test1", "TestAssembly").Build());
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Documents = new HostDocument[]
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{
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new HostDocument("c:\\MyProject\\File.cshtml", "File.cshtml"),
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new HostDocument("c:\\MyProject\\Index.cshtml", "Index.cshtml"),
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// linked file
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new HostDocument("c:\\SomeOtherProject\\Index.cshtml", "Pages\\Index.cshtml"),
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};
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Text = SourceText.From("Hello, world!");
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TextLoader = () => Task.FromResult(TextAndVersion.Create(Text, VersionStamp.Create()));
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}
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private HostDocument[] Documents { get; }
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private HostProject HostProject { get; }
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private HostProject HostProjectWithConfigurationChange { get; }
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private Project WorkspaceProject { get; }
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private TestTagHelperResolver TagHelperResolver { get; }
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private HostServices HostServices { get; }
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private Workspace Workspace { get; }
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private List<TagHelperDescriptor> SomeTagHelpers { get; }
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private Func<Task<TextAndVersion>> TextLoader { get; }
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private SourceText Text { get; }
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[Fact]
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public void ProjectState_ConstructedNew()
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{
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// Arrange
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// Act
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var state = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject);
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// Assert
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Assert.Empty(state.Documents);
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Assert.NotEqual(VersionStamp.Default, state.Version);
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}
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[Fact]
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public void ProjectState_AddHostDocument_ToEmpty()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject);
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// Act
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var state = original.WithAddedHostDocument(Documents[0], DocumentState.EmptyLoader);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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Assert.Collection(
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state.Documents.OrderBy(kvp => kvp.Key),
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d => Assert.Same(Documents[0], d.Value.HostDocument));
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}
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[Fact] // When we first add a document, we have no way to read the text, so it's empty.
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public async Task ProjectState_AddHostDocument_DocumentIsEmpty()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject);
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// Act
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var state = original.WithAddedHostDocument(Documents[0], DocumentState.EmptyLoader);
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// Assert
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var text = await state.Documents[Documents[0].FilePath].GetTextAsync();
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Assert.Equal(0, text.Length);
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}
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[Fact]
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public void ProjectState_AddHostDocument_ToProjectWithDocuments()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithAddedHostDocument(Documents[0], DocumentState.EmptyLoader);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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Assert.Collection(
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state.Documents.OrderBy(kvp => kvp.Key),
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d => Assert.Same(Documents[0], d.Value.HostDocument),
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d => Assert.Same(Documents[1], d.Value.HostDocument),
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d => Assert.Same(Documents[2], d.Value.HostDocument));
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}
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[Fact]
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public void ProjectState_AddHostDocument_RetainsComputedState()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithAddedHostDocument(Documents[0], DocumentState.EmptyLoader);
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// Assert
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Assert.Same(original.ProjectEngine, state.ProjectEngine);
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Assert.Same(original.TagHelpers, state.TagHelpers);
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Assert.Same(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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Assert.Same(original.Documents[Documents[2].FilePath], state.Documents[Documents[2].FilePath]);
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}
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[Fact]
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public void ProjectState_AddHostDocument_DuplicateNoops()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithAddedHostDocument(new HostDocument(Documents[1].FilePath, "SomePath.cshtml"), DocumentState.EmptyLoader);
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// Assert
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Assert.Same(original, state);
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}
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[Fact]
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public async Task ProjectState_WithChangedHostDocument_Loader()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithChangedHostDocument(Documents[1], TextLoader);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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var text = await state.Documents[Documents[1].FilePath].GetTextAsync();
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Assert.Same(Text, text);
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}
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[Fact]
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public async Task ProjectState_WithChangedHostDocument_Snapshot()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithChangedHostDocument(Documents[1], Text, VersionStamp.Create());
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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var text = await state.Documents[Documents[1].FilePath].GetTextAsync();
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Assert.Same(Text, text);
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}
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[Fact]
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public void ProjectState_WithChangedHostDocument_Loader_RetainsComputedState()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithChangedHostDocument(Documents[1], TextLoader);
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// Assert
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Assert.Same(original.ProjectEngine, state.ProjectEngine);
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Assert.Same(original.TagHelpers, state.TagHelpers);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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}
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[Fact]
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public void ProjectState_WithChangedHostDocument_Snapshot_RetainsComputedState()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithChangedHostDocument(Documents[1], Text, VersionStamp.Create());
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// Assert
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Assert.Same(original.ProjectEngine, state.ProjectEngine);
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Assert.Same(original.TagHelpers, state.TagHelpers);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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}
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[Fact]
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public void ProjectState_WithChangedHostDocument_Loader_NotFoundNoops()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithChangedHostDocument(Documents[0], TextLoader);
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// Assert
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Assert.Same(original, state);
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}
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[Fact]
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public void ProjectState_WithChangedHostDocument_Snapshot_NotFoundNoops()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithChangedHostDocument(Documents[0], Text, VersionStamp.Create());
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// Assert
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Assert.Same(original, state);
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}
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[Fact]
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public void ProjectState_RemoveHostDocument_FromProjectWithDocuments()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithRemovedHostDocument(Documents[1]);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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Assert.Collection(
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state.Documents.OrderBy(kvp => kvp.Key),
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d => Assert.Same(Documents[2], d.Value.HostDocument));
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}
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[Fact]
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public void ProjectState_RemoveHostDocument_RetainsComputedState()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithRemovedHostDocument(Documents[2]);
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// Assert
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Assert.Same(original.ProjectEngine, state.ProjectEngine);
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Assert.Same(original.TagHelpers, state.TagHelpers);
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Assert.Same(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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}
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[Fact]
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public void ProjectState_RemoveHostDocument_NotFoundNoops()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Act
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var state = original.WithRemovedHostDocument(Documents[0]);
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// Assert
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Assert.Same(original, state);
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}
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[Fact]
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public void ProjectState_WithHostProject_ConfigurationChange_UpdatesComputedState()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithHostProject(HostProjectWithConfigurationChange);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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Assert.Same(HostProjectWithConfigurationChange, state.HostProject);
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Assert.NotSame(original.ProjectEngine, state.ProjectEngine);
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Assert.NotSame(original.TagHelpers, state.TagHelpers);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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}
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[Fact]
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public void ProjectState_WithHostProject_NoConfigurationChange_Noops()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithHostProject(HostProject);
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// Assert
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Assert.Same(original, state);
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}
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[Fact]
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public void ProjectState_WithWorkspaceProject_Removed()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithWorkspaceProject(null);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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Assert.Null(state.WorkspaceProject);
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Assert.Same(original.ProjectEngine, state.ProjectEngine);
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Assert.NotSame(original.TagHelpers, state.TagHelpers);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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}
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[Fact]
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public void ProjectState_WithWorkspaceProject_Added()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, null)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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// Act
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var state = original.WithWorkspaceProject(WorkspaceProject);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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Assert.Same(WorkspaceProject, state.WorkspaceProject);
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Assert.Same(original.ProjectEngine, state.ProjectEngine);
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Assert.NotSame(original.TagHelpers, state.TagHelpers);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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}
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[Fact]
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public void ProjectState_WithWorkspaceProject_Changed()
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{
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// Arrange
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var original = ProjectState.Create(Workspace.Services, HostProject, WorkspaceProject)
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.WithAddedHostDocument(Documents[2], DocumentState.EmptyLoader)
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.WithAddedHostDocument(Documents[1], DocumentState.EmptyLoader);
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// Force init
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GC.KeepAlive(original.ProjectEngine);
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GC.KeepAlive(original.TagHelpers);
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var changed = WorkspaceProject.WithAssemblyName("Test1");
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// Act
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var state = original.WithWorkspaceProject(changed);
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// Assert
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Assert.NotEqual(original.Version, state.Version);
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Assert.Same(changed, state.WorkspaceProject);
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Assert.Same(original.ProjectEngine, state.ProjectEngine);
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Assert.NotSame(original.TagHelpers, state.TagHelpers);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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Assert.NotSame(original.Documents[Documents[1].FilePath], state.Documents[Documents[1].FilePath]);
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}
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}
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}
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