File: Recommendations\UnsafeKeywordRecommenderTests.cs
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Project: src\src\EditorFeatures\CSharpTest2\Microsoft.CodeAnalysis.CSharp.EditorFeatures2.UnitTests.csproj (Microsoft.CodeAnalysis.CSharp.EditorFeatures2.UnitTests)
// 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.Threading.Tasks;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Xunit;
 
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.Recommendations;
 
[Trait(Traits.Feature, Traits.Features.KeywordRecommending)]
public sealed class UnsafeKeywordRecommenderTests : KeywordRecommenderTests
{
    [Fact]
    public async Task TestAtRoot_Interactive()
    {
        await VerifyKeywordAsync(SourceCodeKind.Script,
@"$$");
    }
 
    [Fact]
    public async Task TestAfterClass_Interactive()
    {
        await VerifyKeywordAsync(SourceCodeKind.Script,
            """
            class C { }
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterGlobalStatement()
    {
        await VerifyKeywordAsync(
            """
            System.Console.WriteLine();
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterGlobalVariableDeclaration_Interactive()
    {
        await VerifyKeywordAsync(SourceCodeKind.Script,
            """
            int i = 0;
            $$
            """);
    }
 
    [Fact]
    public async Task TestNotInUsingAlias()
    {
        await VerifyAbsenceAsync(
@"using Goo = $$");
    }
 
    [Fact]
    public async Task TestNotInGlobalUsingAlias()
    {
        await VerifyAbsenceAsync(
@"global using Goo = $$");
    }
 
    [Fact]
    public async Task TestInEmptyStatement()
    {
        await VerifyKeywordAsync(AddInsideMethod(
@"$$"));
    }
 
    [Fact]
    public async Task TestInCompilationUnit()
    {
        await VerifyKeywordAsync(
@"$$");
    }
 
    [Fact]
    public async Task TestAfterExtern()
    {
        await VerifyKeywordAsync(
            """
            extern alias Goo;
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterUsing()
    {
        await VerifyKeywordAsync(
            """
            using Goo;
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterGlobalUsing()
    {
        await VerifyKeywordAsync(
            """
            global using Goo;
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterNamespace()
    {
        await VerifyKeywordAsync(
            """
            namespace N {}
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterFileScopedNamespace()
    {
        await VerifyKeywordAsync(
            """
            namespace N;
            $$
            """);
    }
 
    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/66319")]
    public async Task TestFileKeywordInsideNamespace()
    {
        await VerifyKeywordAsync(
            """
            namespace N {
            file $$
            }
            """);
    }
 
    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/66319")]
    public async Task TestFileKeywordInsideNamespaceBeforeClass()
    {
        await VerifyKeywordAsync(
            """
            namespace N {
            file $$
            class C {}
            }
            """);
    }
 
    [Fact]
    public async Task TestAfterTypeDeclaration()
    {
        await VerifyKeywordAsync(
            """
            class C {}
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterDelegateDeclaration()
    {
        await VerifyKeywordAsync(
            """
            delegate void Goo();
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterMethod()
    {
        await VerifyKeywordAsync(
            """
            class C {
              void Goo() {}
              $$
            """);
    }
 
    [Fact]
    public async Task TestAfterField()
    {
        await VerifyKeywordAsync(
            """
            class C {
              int i;
              $$
            """);
    }
 
    [Fact]
    public async Task TestAfterProperty()
    {
        await VerifyKeywordAsync(
            """
            class C {
              int i { get; }
              $$
            """);
    }
 
    [Fact]
    public async Task TestNotBeforeUsing()
    {
        await VerifyAbsenceAsync(SourceCodeKind.Regular,
            """
            $$
            using Goo;
            """);
    }
 
    [Fact(Skip = "https://github.com/dotnet/roslyn/issues/9880")]
    public async Task TestNotBeforeUsing_Interactive()
    {
        await VerifyAbsenceAsync(SourceCodeKind.Script,
            """
            $$
            using Goo;
            """);
    }
 
    [Fact]
    public async Task TestNotBeforeGlobalUsing()
    {
        await VerifyAbsenceAsync(SourceCodeKind.Regular,
            """
            $$
            global using Goo;
            """);
    }
 
    [Fact(Skip = "https://github.com/dotnet/roslyn/issues/9880")]
    public async Task TestNotBeforeGlobalUsing_Interactive()
    {
        await VerifyAbsenceAsync(SourceCodeKind.Script,
            """
            $$
            global using Goo;
            """);
    }
 
    [Fact]
    public async Task TestAfterAssemblyAttribute()
    {
        await VerifyKeywordAsync(
            """
            [assembly: goo]
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterRootAttribute()
    {
        await VerifyKeywordAsync(
            """
            [goo]
            $$
            """);
    }
 
    [Fact]
    public async Task TestAfterNestedAttribute()
    {
        await VerifyKeywordAsync(
            """
            class C {
              [goo]
              $$
            """);
    }
 
    // This will be fixed once we have accessibility for members
    [Fact]
    public async Task TestInsideStruct()
    {
        await VerifyKeywordAsync(
            """
            struct S {
               $$
            """);
    }
 
    [Fact]
    public async Task TestInsideInterface()
    {
        await VerifyKeywordAsync(
            """
            interface I {
               $$
            """);
    }
 
    [Fact]
    public async Task TestInsideClass()
    {
        await VerifyKeywordAsync(
            """
            class C {
               $$
            """);
    }
 
    [Fact]
    public async Task TestNotAfterPartial()
        => await VerifyAbsenceAsync(@"partial $$");
 
    [Fact]
    public async Task TestAfterAbstract()
    {
        await VerifyKeywordAsync(
@"abstract $$");
    }
 
    [Fact]
    public async Task TestAfterInternal()
    {
        await VerifyKeywordAsync(
@"internal $$");
    }
 
    [Fact]
    public async Task TestNotAfterUnsafe()
        => await VerifyAbsenceAsync(@"unsafe $$");
 
    [Fact]
    public async Task TestNotAfterStaticUnsafe()
        => await VerifyAbsenceAsync(@"static unsafe $$");
 
    [Fact]
    public async Task TestNotAfterUnsafeStatic()
        => await VerifyAbsenceAsync(@"unsafe static $$");
 
    [Fact]
    public async Task TestAfterPrivate()
    {
        await VerifyKeywordAsync(
@"private $$");
    }
 
    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/66319")]
    public async Task TestAfterFile()
    {
        await VerifyKeywordAsync(SourceCodeKind.Regular,
@"file $$");
    }
 
    [Fact]
    public async Task TestAfterProtected()
    {
        await VerifyKeywordAsync(
@"protected $$");
    }
 
    [Fact]
    public async Task TestAfterSealed()
    {
        await VerifyKeywordAsync(
@"sealed $$");
    }
 
    [Fact]
    public async Task TestAfterStatic()
    {
        await VerifyKeywordAsync(
@"static $$");
    }
 
    [Fact]
    public async Task TestNotAfterClass()
        => await VerifyAbsenceAsync(@"class $$");
 
    [Fact]
    public async Task TestNotAfterDelegate()
        => await VerifyAbsenceAsync(@"delegate $$");
 
    [Fact]
    public async Task TestAfterNestedAbstract()
    {
        await VerifyKeywordAsync(
            """
            class C {
                abstract $$
            """);
    }
 
    [Fact]
    public async Task TestAfterNestedVirtual()
    {
        await VerifyKeywordAsync(
            """
            class C {
                virtual $$
            """);
    }
 
    [Fact]
    public async Task TestAfterNestedOverride()
    {
        await VerifyKeywordAsync(
            """
            class C {
                override $$
            """);
    }
 
    [Fact]
    public async Task TestAfterNestedSealed()
    {
        await VerifyKeywordAsync(
            """
            class C {
                sealed $$
            """);
    }
 
    [Fact]
    public async Task TestBeforeStatement()
    {
        await VerifyKeywordAsync(AddInsideMethod(
            """
            $$
            return true;
            """));
    }
 
    [Fact]
    public async Task TestAfterStatement()
    {
        await VerifyKeywordAsync(AddInsideMethod(
            """
            return true;
            $$
            """));
    }
 
    [Fact]
    public async Task TestAfterBlock()
    {
        await VerifyKeywordAsync(AddInsideMethod(
            """
            if (true) {
            }
            $$
            """));
    }
 
    [Fact]
    public async Task TestInsideSwitchBlock()
    {
        await VerifyKeywordAsync(AddInsideMethod(
            """
            switch (E) {
              case 0:
                $$
            """));
    }
 
    [Fact]
    public async Task TestNotAfterUnsafe_InMethod()
    {
        await VerifyAbsenceAsync(AddInsideMethod(
@"unsafe $$"));
    }
 
    [Fact]
    public async Task TestAfterInterfaceModifiers()
    {
        await VerifyKeywordAsync(
@"public $$ interface IBinaryDocumentMemoryBlock {");
    }
 
    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67984")]
    public async Task TestAfterUsingKeywordInUsingDirective()
    {
        await VerifyKeywordAsync("using $$");
    }
 
    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67984")]
    public async Task TestAfterStaticKeywordInUsingDirective()
    {
        await VerifyKeywordAsync("using static $$");
    }
 
    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67984")]
    public async Task TestAfterUsingKeywordInGlobalUsingDirective()
    {
        await VerifyKeywordAsync("global using $$");
    }
 
    [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67984")]
    public async Task TestAfterStaticKeywordInGlobalUsingDirective()
    {
        await VerifyKeywordAsync("global using static $$");
    }
 
    [Fact]
    public async Task TestWithinExtension()
    {
        await VerifyKeywordAsync(
            """
            static class C
            {
                extension(string s)
                {
                    $$
                }
            }
            """, CSharpNextParseOptions);
    }
}