src/EditorFeatures/CSharpTest/Structure/MetadataAsSource/InvalidIdentifierStructureTests.cs - main - githubmirror/roslyn

src/EditorFeatures/CSharpTest/Structure/MetadataAsSource/InvalidIdentifierStructureTests.cs
66 строк3 KB
Cyrus Najmabadi
Make tests synchronous
08 июл 2025, 22:11
08 июл 2025, 22:11542bfda
// 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.

using System.Collections.Immutable;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.CSharp.Structure;
using Microsoft.CodeAnalysis.Editor.UnitTests.Structure;
using Microsoft.CodeAnalysis.Shared.Extensions;
using Microsoft.CodeAnalysis.Structure;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Xunit;

namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.Structure.MetadataAsSource;

/// <summary>
/// Identifiers coming from IL can be just about any valid string and since C# doesn't have a way to escape all
/// possible IL identifiers, we have to account for the possibility that an item's metadata name could lead to
/// unparseable code.
/// </summary>
[Trait(Traits.Feature, Traits.Features.MetadataAsSource)]
public sealed class InvalidIdentifierStructureTests : AbstractSyntaxStructureProviderTests
{
    protected override string LanguageName => LanguageNames.CSharp;
    protected override string WorkspaceKind => CodeAnalysis.WorkspaceKind.MetadataAsSource;

    internal override async Task<ImmutableArray<BlockSpan>> GetBlockSpansWorkerAsync(Document document, BlockStructureOptions options, int position)
    {
        var outliningService = document.GetRequiredLanguageService<BlockStructureService>();
        return (await outliningService.GetBlockStructureAsync(document, options, CancellationToken.None)).Spans;
    }

    [Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1174405")]
    public Task PrependedDollarSign()
        => VerifyBlockSpansAsync("""
                {|hint:$$class C{|textspan:
                {
                    public void $Invoke();
                }|}|}
                """,
            Region("textspan", "hint", CSharpStructureHelpers.Ellipsis, autoCollapse: false));

    [Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1174405")]
    public Task SymbolsAndPunctuation()
        => VerifyBlockSpansAsync("""
                {|hint:$$class C{|textspan:
                {
                    public void !#$%^&*(()_-+=|\}]{["':;?/>.<,~`();
                }|}|}
                """,
            Region("textspan", "hint", CSharpStructureHelpers.Ellipsis, autoCollapse: false));

    [Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1174405")]
    public Task IdentifierThatLooksLikeCode()
        => VerifyBlockSpansAsync("""
                {|hint1:$$class C{|textspan1:
                {
                    public void }|}|} } {|hint2:public class CodeInjection{|textspan2:{ }|}|} {|textspan3:/* now everything is commented ();
                }|}
                """,
            Region("textspan3", "/* now everything is commented (); ...", autoCollapse: true),
            Region("textspan2", "hint2", CSharpStructureHelpers.Ellipsis, autoCollapse: false),
            Region("textspan1", "hint1", CSharpStructureHelpers.Ellipsis, autoCollapse: false));
}