using System.Linq;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
using UnitTestSharp;

namespace Vellum.Generator.UnitTests
{
    public class SymbolSearchTests : TestFixture
    {
        public static readonly CSharpCompilation Types = VellumRun.Compile(("Types.cs", @"
namespace Outer
{
    public class Shown { public class Nested { } private class Hidden { public class Inside { } } }
    internal class Internal { }
}"));

        public class IsPublicTests : TestFixture
        {
            public static bool IsPublic(string metadataName)
            {
                return SymbolSearch.IsPublic(Types.GetTypeByMetadataName(metadataName));
            }

            public void PublicTypeInPublicTypes_Is()
            {
                CheckTrue(IsPublic("Outer.Shown"));
                CheckTrue(IsPublic("Outer.Shown+Nested"));
            }

            public void NonPublicType_IsNot()
            {
                CheckFalse(IsPublic("Outer.Internal"));
            }

            public void PublicTypeInANonPublicType_IsNot()
            {
                CheckFalse(IsPublic("Outer.Shown+Hidden+Inside"));
            }
        }
    }
}