File: Wrapping\ArgumentWrappingTests.cs
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Project: ..\..\..\src\EditorFeatures\CSharpTest\Microsoft.CodeAnalysis.CSharp.EditorFeatures.UnitTests.csproj (Microsoft.CodeAnalysis.CSharp.EditorFeatures.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.CodeRefactorings;
using Microsoft.CodeAnalysis.CSharp.Wrapping;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Xunit;
 
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.Wrapping
{
    [Trait(Traits.Feature, Traits.Features.CodeActionsWrapping)]
    public class ArgumentWrappingTests : AbstractWrappingTests
    {
        protected override CodeRefactoringProvider CreateCodeRefactoringProvider(Workspace workspace, TestParameters parameters)
            => new CSharpWrappingCodeRefactoringProvider();
 
        [Fact]
        public async Task TestMissingWithSyntaxError()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar([||]i, j
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestMissingWithSelection()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar([|i|], j);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestMissingBeforeName()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        a.[||]b.Goobar(i, j);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestMissingWithSingleParameter()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar([||]i);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestMissingWithMultiLineParameter()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar([||]i, j +
                            k);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestMissingWithMultiLineParameter2()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar([||]i, @"
                        ");
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestInHeader1()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    void Bar() {
                        [||]Goobar(i, j);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        Goobar(i,
                               j);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestInHeader2()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    void Bar() {
                        a.[||]Goobar(i, j);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                                 j);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestInHeader4()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    void Bar() {
                        a.Goobar(i, j[||]);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                                 j);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestTwoParamWrappingCases()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Bar() {
                        a.Goobar([||]i, j);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                                 j);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(
                            i,
                            j);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                            j);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(
                            i, j);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestThreeParamWrappingCases()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Bar() {
                        a.Goobar([||]i, j, k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                                 j,
                                 k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(
                            i,
                            j,
                            k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                            j,
                            k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(
                            i, j, k);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task Test_AllOptions_NoInitialMatches()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Bar() {
                        a.Goobar(
                            [||]i,
                                j,
                                    k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                                 j,
                                 k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(
                            i,
                            j,
                            k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i,
                            j,
                            k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(i, j, k);
                    }
                }
                """,
                """
                class C {
                    void Bar() {
                        a.Goobar(
                            i, j, k);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task Test_LongWrapping_ShortIds()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Goo() {
                        this.Goobar([||]
                            i, j, k, l, m, n, o, p,
                            n);
                    }
                }
                """,
GetIndentionColumn(30),
"""
class C {
    void Goo() {
        this.Goobar(i,
                    j,
                    k,
                    l,
                    m,
                    n,
                    o,
                    p,
                    n);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            i,
            j,
            k,
            l,
            m,
            n,
            o,
            p,
            n);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i,
            j,
            k,
            l,
            m,
            n,
            o,
            p,
            n);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i, j, k, l, m, n, o, p, n);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            i, j, k, l, m, n, o, p, n);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i, j, k, l,
                    m, n, o, p,
                    n);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            i, j, k, l, m, n,
            o, p, n);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i, j, k, l,
            m, n, o, p, n);
    }
}
""");
        }
 
        [Fact]
        public async Task Test_LongWrapping_VariadicLengthIds()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Goo() {
                        this.Goobar([||]
                            i, jj, kkkkk, llllllll, mmmmmmmmmmmmmmmmmm,
                            nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
                    }
                }
                """,
GetIndentionColumn(30),
"""
class C {
    void Goo() {
        this.Goobar(i,
                    jj,
                    kkkkk,
                    llllllll,
                    mmmmmmmmmmmmmmmmmm,
                    nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            i,
            jj,
            kkkkk,
            llllllll,
            mmmmmmmmmmmmmmmmmm,
            nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i,
            jj,
            kkkkk,
            llllllll,
            mmmmmmmmmmmmmmmmmm,
            nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i, jj, kkkkk, llllllll, mmmmmmmmmmmmmmmmmm, nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            i, jj, kkkkk, llllllll, mmmmmmmmmmmmmmmmmm, nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i, jj,
                    kkkkk,
                    llllllll,
                    mmmmmmmmmmmmmmmmmm,
                    nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            i, jj, kkkkk,
            llllllll,
            mmmmmmmmmmmmmmmmmm,
            nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(i, jj,
            kkkkk, llllllll,
            mmmmmmmmmmmmmmmmmm,
            nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn);
    }
}
""");
        }
 
        [Fact]
        public async Task Test_DoNotOfferLongWrappingOptionThatAlreadyAppeared()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Goo() {
                        this.Goobar([||]
                            iiiii, jjjjj, kkkkk, lllll, mmmmm,
                            nnnnn);
                    }
                }
                """,
GetIndentionColumn(25),
"""
class C {
    void Goo() {
        this.Goobar(iiiii,
                    jjjjj,
                    kkkkk,
                    lllll,
                    mmmmm,
                    nnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            iiiii,
            jjjjj,
            kkkkk,
            lllll,
            mmmmm,
            nnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(iiiii,
            jjjjj,
            kkkkk,
            lllll,
            mmmmm,
            nnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(iiiii, jjjjj, kkkkk, lllll, mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            iiiii, jjjjj, kkkkk, lllll, mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(
            iiiii, jjjjj,
            kkkkk, lllll,
            mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Goo() {
        this.Goobar(iiiii,
            jjjjj, kkkkk,
            lllll, mmmmm,
            nnnnn);
    }
}
""");
        }
 
        [Fact]
        public async Task Test_DoNotOfferAllLongWrappingOptionThatAlreadyAppeared()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Bar() {
                        a.[||]Goobar(
                            iiiii, jjjjj, kkkkk, lllll, mmmmm,
                            nnnnn);
                    }
                }
                """,
GetIndentionColumn(20),
"""
class C {
    void Bar() {
        a.Goobar(iiiii,
                 jjjjj,
                 kkkkk,
                 lllll,
                 mmmmm,
                 nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            iiiii,
            jjjjj,
            kkkkk,
            lllll,
            mmmmm,
            nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(iiiii,
            jjjjj,
            kkkkk,
            lllll,
            mmmmm,
            nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(iiiii, jjjjj, kkkkk, lllll, mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            iiiii, jjjjj, kkkkk, lllll, mmmmm, nnnnn);
    }
}
""");
        }
 
        [Fact]
        public async Task Test_LongWrapping_VariadicLengthIds2()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Bar() {
                        a.[||]Goobar(
                            i, jj, kkkk, lll, mm,
                            n) {
                    }
                }
                """,
GetIndentionColumn(30),
"""
class C {
    void Bar() {
        a.Goobar(i,
                 jj,
                 kkkk,
                 lll,
                 mm,
                 n) {
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            i,
            jj,
            kkkk,
            lll,
            mm,
            n) {
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i,
            jj,
            kkkk,
            lll,
            mm,
            n) {
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i, jj, kkkk, lll, mm, n) {
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            i, jj, kkkk, lll, mm, n) {
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i, jj, kkkk,
                 lll, mm, n) {
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            i, jj, kkkk, lll,
            mm, n) {
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i, jj, kkkk,
            lll, mm, n) {
    }
}
""");
        }
 
        [Fact]
        public async Task Test_DoNotOfferExistingOption1()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Bar() {
                        a.[||]Goobar(iiiii,
                                 jjjjj,
                                 kkkkk,
                                 lllll,
                                 mmmmm,
                                 nnnnn);
                    }
                }
                """,
GetIndentionColumn(30),
"""
class C {
    void Bar() {
        a.Goobar(
            iiiii,
            jjjjj,
            kkkkk,
            lllll,
            mmmmm,
            nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(iiiii,
            jjjjj,
            kkkkk,
            lllll,
            mmmmm,
            nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(iiiii, jjjjj, kkkkk, lllll, mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            iiiii, jjjjj, kkkkk, lllll, mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(iiiii, jjjjj,
                 kkkkk, lllll,
                 mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            iiiii, jjjjj,
            kkkkk, lllll,
            mmmmm, nnnnn);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(iiiii, jjjjj,
            kkkkk, lllll,
            mmmmm, nnnnn);
    }
}
""");
        }
 
        [Fact]
        public async Task Test_DoNotOfferExistingOption2()
        {
            await TestAllWrappingCasesAsync(
                """
                class C {
                    void Bar() {
                        a.Goobar([||]
                            i,
                            jj,
                            kkkk,
                            lll,
                            mm,
                            n);
                    }
                }
                """,
GetIndentionColumn(30),
"""
class C {
    void Bar() {
        a.Goobar(i,
                 jj,
                 kkkk,
                 lll,
                 mm,
                 n);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i,
            jj,
            kkkk,
            lll,
            mm,
            n);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i, jj, kkkk, lll, mm, n);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            i, jj, kkkk, lll, mm, n);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i, jj, kkkk,
                 lll, mm, n);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(
            i, jj, kkkk, lll,
            mm, n);
    }
}
""",
"""
class C {
    void Bar() {
        a.Goobar(i, jj, kkkk,
            lll, mm, n);
    }
}
""");
        }
 
        [Fact]
        public async Task TestInElementAccess1()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    void Goo() {
                        var v = this[[||]a, b, c];
                    }
                }
                """,
                """
                class C {
                    void Goo() {
                        var v = this[a,
                                     b,
                                     c];
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestInElementAccess2()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    void Goo() {
                        var v = [||]this[a, b, c];
                    }
                }
                """,
                """
                class C {
                    void Goo() {
                        var v = this[a,
                                     b,
                                     c];
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestInObjectCreation1()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    void Goo() {
                        var v = [||]new Bar(a, b, c);
                    }
                }
                """,
                """
                class C {
                    void Goo() {
                        var v = new Bar(a,
                                        b,
                                        c);
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestInObjectCreation2()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    void Goo() {
                        var v = new Bar([||]a, b, c);
                    }
                }
                """,
                """
                class C {
                    void Goo() {
                        var v = new Bar(a,
                                        b,
                                        c);
                    }
                }
                """);
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/50104")]
        public async Task TestInImplicitObjectCreation()
        {
            await TestInRegularAndScript1Async(
                """
                class Program
                {
                    static void Main(string[] args)
                    {
                        Program p1 = new([||]1, 2);
                    }
 
                    public Program(object o1, object o2) { }
                }
                """,
                """
                class Program
                {
                    static void Main(string[] args)
                    {
                        Program p1 = new(1,
                                         2);
                    }
 
                    public Program(object o1, object o2) { }
                }
                """);
        }
 
        [Fact]
        public async Task TestInConstructorInitializer1()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    public C() : base([||]a, b, c) {
                    }
                }
                """,
                """
                class C {
                    public C() : base(a,
                                      b,
                                      c) {
                    }
                }
                """);
        }
 
        [Fact]
        public async Task TestInConstructorInitializer2()
        {
            await TestInRegularAndScript1Async(
                """
                class C {
                    public C() : [||]base(a, b, c) {
                    }
                }
                """,
                """
                class C {
                    public C() : base(a,
                                      b,
                                      c) {
                    }
                }
                """);
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/63732")]
        public async Task TestMissingStartToken1()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar [||])
                    }
                }
                """);
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/63732")]
        public async Task TestMissingStartToken2()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar [||]i, j)
                    }
                }
                """);
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/63732")]
        public async Task TestMissingEndToken1()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar([||]
                    }
                }
                """);
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/63732")]
        public async Task TestMissingEndToken2()
        {
            await TestMissingAsync(
                """
                class C {
                    void Bar() {
                        Goobar([||]i, j
                    }
                }
                """);
        }
    }
}