SharpDevelop/ICSharpCode.NRefactory.Tests/CSharp/Resolver/UnsafeCodeTests.cs

// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
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using System;
using ICSharpCode.NRefactory.Semantics;
using NUnit.Framework;

namespace ICSharpCode.NRefactory.CSharp.Resolver
{
	[TestFixture]
	public class UnsafeCodeTests : ResolverTestBase
	{
		[Test]
		public void FixedStatement()
		{
			string program = @"using System;
class TestClass {
	static void Main(byte[] a) {
		fixed (byte* p = a) {
			a = $p$;
		} } }";
			
			var lrr = Resolve<LocalResolveResult>(program);
			Assert.AreEqual("System.Byte*", lrr.Type.ReflectionName);
			
			var rr = Resolve<OperatorResolveResult>(program.Replace("$p$", "$*p$"));
			Assert.AreEqual("System.Byte", rr.Type.ReflectionName);
		}
		
		[Test]
		public void FixedStatementArrayPointerConversion()
		{
			string program = @"using System;
class TestClass {
	static void Main(byte[] a) {
		fixed (byte* p = $a$) {
		} } }";
			Assert.AreEqual("System.Byte*", GetExpectedType(program).ReflectionName);
			Assert.AreEqual(Conversion.ImplicitPointerConversion, GetConversion(program));
		}
		
		[Test]
		public void FixedStatementStringPointerConversion()
		{
			string program = @"using System;
class TestClass {
	static void Main(string a) {
		fixed (char* p = $a$) {
		} } }";
			Assert.AreEqual("System.Char*", GetExpectedType(program).ReflectionName);
			Assert.AreEqual(Conversion.ImplicitPointerConversion, GetConversion(program));
		}
	}
}