// 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 Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Utilities;
using Roslyn.Test.Utilities;
using Xunit;
 
namespace Microsoft.CodeAnalysis.UnitTests.UtilityTest
{
    public class FormattingRangeHelperTests
    {
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/33560")]
        public void TestAreTwoTokensOnSameLineTrue()
        {
            var root = SyntaxFactory.ParseSyntaxTree("{Foo();}").GetRoot();
            var token1 = root.GetFirstToken();
            var token2 = root.GetLastToken();
 
            Assert.True(FormattingRangeHelper.AreTwoTokensOnSameLine(token1, token2));
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/33560")]
        public void TestAreTwoTokensOnSameLineFalse()
        {
            var root = SyntaxFactory.ParseSyntaxTree("{Fizz();\nBuzz();}").GetRoot();
            var token1 = root.GetFirstToken();
            var token2 = root.GetLastToken();
 
            Assert.False(FormattingRangeHelper.AreTwoTokensOnSameLine(token1, token2));
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/33560")]
        public void TestAreTwoTokensOnSameLineWithEqualTokens()
        {
            var token = SyntaxFactory.ParseSyntaxTree("else\nFoo();").GetRoot().GetFirstToken();
 
            Assert.True(FormattingRangeHelper.AreTwoTokensOnSameLine(token, token));
        }
 
        [Fact, WorkItem("https://github.com/dotnet/roslyn/issues/33560")]
        public void TestAreTwoTokensOnSameLineWithEqualTokensWithoutSyntaxTree()
        {
            var token = SyntaxFactory.ParseToken("else");
 
            Assert.True(FormattingRangeHelper.AreTwoTokensOnSameLine(token, token));
        }
    }
}