// 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.IO;
using Xunit;
 
namespace Microsoft.CodeAnalysis.CSharp.UnitTests
{
    public sealed class CSharpCommandLineParserServiceTests
    {
        private static readonly string s_directory = Path.GetTempPath();
        private readonly CSharpCommandLineParserService _parser = new CSharpCommandLineParserService();
 
        private CSharpCommandLineArguments GetArguments(params string[] args)
            => (CSharpCommandLineArguments)_parser.Parse(args, baseDirectory: s_directory, isInteractive: false, sdkDirectory: s_directory);
 
        private CSharpParseOptions GetParseOptions(params string[] args)
            => GetArguments(args).ParseOptions;
 
        [Fact]
        public void FeaturesSingle()
        {
            var options = GetParseOptions("/features:test");
            Assert.Equal("true", options.Features["test"]);
        }
 
        [Fact]
        public void FeaturesSingleWithValue()
        {
            var options = GetParseOptions("/features:test=dog");
            Assert.Equal("dog", options.Features["test"]);
        }
 
        [Fact]
        public void FeaturesMultiple()
        {
            var options = GetParseOptions("/features:test1", "/features:test2");
            Assert.Equal("true", options.Features["test1"]);
            Assert.Equal("true", options.Features["test2"]);
        }
 
        [Fact]
        public void FeaturesMultipleWithValue()
        {
            var options = GetParseOptions("/features:test1=dog", "/features:test2=cat");
            Assert.Equal("dog", options.Features["test1"]);
            Assert.Equal("cat", options.Features["test2"]);
        }
    }
}