' 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 System.Collections.Immutable
Imports System.Threading
Imports Microsoft.CodeAnalysis
Imports Microsoft.CodeAnalysis.Test.Utilities
Imports Microsoft.CodeAnalysis.Text
Imports Microsoft.VisualStudio.LanguageServices.UnitTests.ProjectSystemShim.Framework
Imports Microsoft.VisualStudio.Text
Imports Roslyn.Test.Utilities
 
Namespace Microsoft.VisualStudio.LanguageServices.UnitTests.ProjectSystemShim
    <[UseExportProvider]>
    Public Class SourceTextContainerTests
        <WpfFact>
        Public Async Function AddAndRemoveWorks() As Task
            Using environment = New TestEnvironment(GetType(TestDynamicFileInfoProviderThatProducesNoFiles))
                Dim project = Await environment.ProjectFactory.CreateAndAddToWorkspaceAsync(
                    "project", LanguageNames.CSharp, CancellationToken.None)
 
                Dim textBufferFactory = environment.ExportProvider.GetExportedValue(Of ITextBufferFactoryService)()
                Dim sourceTextContainer = textBufferFactory.CreateTextBuffer().AsTextContainer()
 
                project.AddSourceTextContainer(sourceTextContainer, "Z:\Test.cs")
 
                Assert.Single(environment.Workspace.GetOpenDocumentIds())
 
                project.RemoveSourceTextContainer(sourceTextContainer)
 
                Assert.Empty(environment.Workspace.GetOpenDocumentIds())
            End Using
        End Function
    End Class
End Namespace