File: src\Analyzers\CSharp\Tests\AddBraces\AddBracesFixAllTests.cs
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Project: src\src\Features\CSharpTest\Microsoft.CodeAnalysis.CSharp.Features.UnitTests.csproj (Microsoft.CodeAnalysis.CSharp.Features.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.
 
#nullable disable
 
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.Test.Utilities;
using Xunit;
 
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.AddBraces;
 
[Trait(Traits.Feature, Traits.Features.CodeActionsAddBraces)]
public partial class AddBracesTests
{
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInDocument1()
    {
        var input = """
            class Program1
            {
                static void Main()
                {
                    {|FixAllInDocument:if|} (true) if (true) return;
                }
            }
            """;
 
        var expected = """
            class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
                }
            }
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInDocument2()
    {
        var input = """
            class Program1
            {
                static void Main()
                {
                    if (true) {|FixAllInDocument:if|} (true) return;
                }
            }
            """;
 
        var expected = """
            class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
                }
            }
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInDocument()
    {
        var input = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            class Program1
            {
                static void Main()
                {
                    {|FixAllInDocument:if|} (true) return;
                    if (true) return;
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
                <Project Language="C#" AssemblyName="Assembly2" CommonReferences="true">
                    <Document>
            class Program3
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        var expected = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        return;
                    }
 
                    if (true)
                    {
                        return;
                    }
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
                <Project Language="C#" AssemblyName="Assembly2" CommonReferences="true">
                    <Document>
            class Program3
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInProject()
    {
        var input = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            class Program1
            {
                static void Main()
                {
                    {|FixAllInProject:if|} (true) return;
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
                <Project Language="C#" AssemblyName="Assembly2" CommonReferences="true">
                    <Document>
            class Program3
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        var expected = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        return;
                    }
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                static void Main()
                {
                    if (true)
                    {
                        return;
                    }
                }
            }
                    </Document>
                </Project>
                <Project Language="C#" AssemblyName="Assembly2" CommonReferences="true">
                    <Document>
            class Program3
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInSolution()
    {
        var input = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            class Program1
            {
                static void Main()
                {
                    {|FixAllInSolution:if|} (true) return;
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
                <Project Language="C#" AssemblyName="Assembly2" CommonReferences="true">
                    <Document>
            class Program3
            {
                static void Main()
                {
                    if (true) return;
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        var expected = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        return;
                    }
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                static void Main()
                {
                    if (true)
                    {
                        return;
                    }
                }
            }
                    </Document>
                </Project>
                <Project Language="C#" AssemblyName="Assembly2" CommonReferences="true">
                    <Document>
            class Program3
            {
                static void Main()
                {
                    if (true)
                    {
                        return;
                    }
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInContainingMember()
    {
        var input = """
            class Program1
            {
                static void Main()
                {
                    {|FixAllInContainingMember:if|} (true) if (true) return;
 
                    if (false) if (false) return;
                }
 
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
 
            class OtherType
            {
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
            """;
 
        var expected = """
            class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
 
                    if (false)
                    {
                        if (false)
                        {
                            return;
                        }
                    }
                }
 
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
 
            class OtherType
            {
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInContainingType_AcrossSingleFile()
    {
        var input = """
            class Program1
            {
                static void Main()
                {
                    {|FixAllInContainingType:if|} (true) if (true) return;
 
                    if (false) if (false) return;
                }
 
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
 
            class OtherType
            {
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
            """;
 
        var expected = """
            class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
 
                    if (false)
                    {
                        if (false)
                        {
                            return;
                        }
                    }
                }
 
                void OtherMethod()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
                }
            }
 
            class OtherType
            {
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Fact]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInContainingType_AcrossMultipleFiles()
    {
        var input = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            partial class Program1
            {
                static void Main()
                {
                    {|FixAllInContainingType:if|} (true) if (true) return;
 
                    if (false) if (false) return;
                }
 
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
                    </Document>
                    <Document>
            partial class Program1
            {
                void OtherFileMethod()
                {
                    if (true) if (true) return;
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                void OtherTypeMethod()
                {
                    if (true) if (true) return;
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        var expected = """
            <Workspace>
                <Project Language="C#" AssemblyName="Assembly1" CommonReferences="true">
                    <Document>
            partial class Program1
            {
                static void Main()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
 
                    if (false)
                    {
                        if (false)
                        {
                            return;
                        }
                    }
                }
 
                void OtherMethod()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
                }
            }
                    </Document>
                    <Document>
            partial class Program1
            {
                void OtherFileMethod()
                {
                    if (true)
                    {
                        if (true)
                        {
                            return;
                        }
                    }
                }
            }
                    </Document>
                    <Document>
            class Program2
            {
                void OtherTypeMethod()
                {
                    if (true) if (true) return;
                }
            }
                    </Document>
                </Project>
            </Workspace>
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Theory]
    [InlineData("FixAllInContainingMember")]
    [InlineData("FixAllInContainingType")]
    [Trait(Traits.Feature, Traits.Features.CodeActionsAddBraces)]
    [Trait(Traits.Feature, Traits.Features.CodeActionsAddBraces)]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInContainingMemberAndType_TopLevelStatements(string fixAllScope)
    {
        var input = $$"""
            {|{{fixAllScope}}:if|} (true) if (true) return;
 
            if (false) if (false) return;
 
            class OtherType
            {
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
            """;
 
        var expected = """
            if (true)
            {
                if (true)
                {
                    return;
                }
            }
 
            if (false)
            {
                if (false)
                {
                    return;
                }
            }
 
            class OtherType
            {
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Theory]
    [InlineData("FixAllInContainingMember")]
    [InlineData("FixAllInContainingType")]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInContainingMemberAndType_TopLevelStatements_02(string fixAllScope)
    {
        var input = $$"""
            using System;
 
            {|{{fixAllScope}}:if|} (true) if (true) return;
 
            if (false) if (false) return;
 
            namespace N
            {
                class OtherType
                {
                    void OtherMethod()
                    {
                        if (true) if (true) return;
                    }
                }
            }
            """;
 
        var expected = """
            using System;
 
            if (true)
            {
                if (true)
                {
                    return;
                }
            }
 
            if (false)
            {
                if (false)
                {
                    return;
                }
            }
 
            namespace N
            {
                class OtherType
                {
                    void OtherMethod()
                    {
                        if (true) if (true) return;
                    }
                }
            }
            """;
 
        await TestInRegularAndScriptAsync(input, expected);
    }
 
    [Theory]
    [InlineData("FixAllInContainingMember")]
    [InlineData("FixAllInContainingType")]
    [Trait(Traits.Feature, Traits.Features.CodeActionsFixAllOccurrences)]
    public async Task TestFixAllInContainingMemberAndType_TopLevelStatements_ErrorCase(string fixAllScope)
    {
        // Error case: Global statements should precede non-global statements.
        var input = $$"""
            class OtherType
            {
                void OtherMethod()
                {
                    if (true) if (true) return;
                }
            }
 
            {|{{fixAllScope}}:if|} (true) if (true) return;
 
            if (false) if (false) return;
            """;
 
        await TestMissingInRegularAndScriptAsync(input);
    }
}