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' Licensed to the .NET Foundation under one or more agreements.
' The .NET Foundation licenses this file to you under the MIT license.
' See the LICENSE file in the project root for more information.
Imports Microsoft.CodeAnalysis.Test.Utilities
Imports Microsoft.VisualStudio.LanguageServices.UnitTests.ProjectSystemShim.Framework
Imports Microsoft.VisualStudio.LanguageServices.UnitTests.ProjectSystemShim.VisualBasicHelpers
Imports Microsoft.VisualStudio.Shell.Interop
Imports Roslyn.Test.Utilities
Namespace Microsoft.VisualStudio.LanguageServices.UnitTests.ProjectSystemShim
<[UseExportProvider]>
Public Class VisualBasicCodeModelLifetimeTests
<WpfFact, Trait(Traits.Feature, Traits.Features.CodeModel)>
<Trait(Traits.Feature, Traits.Features.ProjectSystemShims)>
<WorkItem("https://github.com/dotnet/roslyn/issues/33080")>
Public Sub RemovingAndReAddingSourceFileWorksCorrectly()
Using environment = New TestEnvironment()
Dim project = CreateVisualBasicProject(environment, "Test")
' Add the file we're adding and removing to our MockHierarchy, so CodeModel operations correctly work
Dim project3 = DirectCast(project.Hierarchy, IVsProject3)
project3.AddItem(42, VSADDITEMOPERATION.VSADDITEMOP_CLONEFILE, "Z:\SourceFile.vb", Nothing, Nothing, Nothing, Nothing)
project.AddFile("Z:\SourceFile.vb", Nothing, False)
' Confirm that we are able to get a file code model
Dim originalDocumentId = environment.Workspace.CurrentSolution.Projects.Single().DocumentIds.Single()
Assert.NotNull(originalDocumentId)
Dim originalFileCodeModel = environment.Workspace.GetFileCodeModel(originalDocumentId)
Assert.NotNull(originalDocumentId)
project.RemoveFile("Z:\SourceFile.vb", Nothing)
Assert.Throws(Of ArgumentException)(Sub() environment.Workspace.GetFileCodeModel(originalDocumentId))
' Add it back in
project.AddFile("Z:\SourceFile.vb", Nothing, False)
Dim newDocumentId = environment.Workspace.CurrentSolution.Projects.Single().DocumentIds.Single()
Dim newFileCodeModel = environment.Workspace.GetFileCodeModel(newDocumentId)
Assert.NotSame(originalDocumentId, newDocumentId)
Assert.NotSame(originalFileCodeModel, newFileCodeModel)
project.Disconnect()
End Using
End Sub
End Class
End Namespace
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