src/EditorFeatures/Test/SymbolFinder/FindSymbolAtPositionTests.cs - main - githubmirror/roslyn

src/EditorFeatures/Test/SymbolFinder/FindSymbolAtPositionTests.cs
68 строк2 KB
Cyrus Najmabadi
Use raw strings in tests
09 июл 2025, 08:52
09 июл 2025, 08:52f265dce
// 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.Linq;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.FindSymbols;
using Microsoft.CodeAnalysis.Shared.Extensions;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Xunit;

namespace Microsoft.CodeAnalysis.Editor.UnitTests.Extensions;

[UseExportProvider]
public sealed class FindSymbolAtPositionTests
{
    private static Task<ISymbol> FindSymbolAtPositionAsync(TestWorkspace workspace)
    {
        var position = workspace.Documents.Single(d => d.CursorPosition.HasValue).CursorPosition!.Value;
        var document = workspace.CurrentSolution.GetRequiredDocument(workspace.Documents.Single().Id);
        return SymbolFinder.FindSymbolAtPositionAsync(document, position);
    }

    [Fact]
    public async Task PositionOnLeadingTrivia()
    {
        using var workspace = TestWorkspace.CreateCSharp(
            """
            using System;
                            class Program
                            {
                                static void Main()
                                {
                                    $$#pragma warning disable 612
                                    Goo();
                                    #pragma warning restore 612
                                }
                            }
            """);
        var symbol = await FindSymbolAtPositionAsync(workspace);
        Assert.Null(symbol);
    }

    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/53269")]
    public async Task PositionInCaseLabel()
    {
        using var workspace = TestWorkspace.CreateCSharp(
            """
            using System;
                            enum E { A, B }
                            class Program
                            {
                                static void Main()
                                {
                                    E e = default;
                                    switch (e)
                                    {
                                        case E.$$A: break;
                                    }
                                }
                            }
            """);

        var fieldSymbol = Assert.IsAssignableFrom<IFieldSymbol>(await FindSymbolAtPositionAsync(workspace));
        Assert.Equal(TypeKind.Enum, fieldSymbol.ContainingType.TypeKind);
    }
}