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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
using System;
using System.IO;
using NUnit.Framework;
using ICSharpCode.NRefactory.VB.Parser;
using ICSharpCode.NRefactory.VB.Ast;
namespace ICSharpCode.NRefactory.VB.Tests.Ast
{
[TestFixture]
public class UnaryOperatorExpressionTests
{
#region VB.NET
void VBNetTestUnaryOperatorExpressionTest(string program, UnaryOperatorType op)
{
UnaryOperatorExpression uoe = ParseUtil.ParseExpression<UnaryOperatorExpression>(program);
Assert.AreEqual(op, uoe.Op);
Assert.IsTrue(uoe.Expression is SimpleNameExpression);
}
[Test]
public void VBNetNotTest()
{
VBNetTestUnaryOperatorExpressionTest("Not a", UnaryOperatorType.Not);
}
[Test]
public void VBNetInEqualsNotTest()
{
BinaryOperatorExpression e = ParseUtil.ParseExpression<BinaryOperatorExpression>("b <> Not a");
Assert.AreEqual(BinaryOperatorType.InEquality, e.Op);
UnaryOperatorExpression ue = (UnaryOperatorExpression)e.Right;
Assert.AreEqual(UnaryOperatorType.Not, ue.Op);
}
[Test]
public void VBNetNotEqualTest()
{
UnaryOperatorExpression e = ParseUtil.ParseExpression<UnaryOperatorExpression>("Not a = b");
Assert.AreEqual(UnaryOperatorType.Not, e.Op);
BinaryOperatorExpression boe = (BinaryOperatorExpression)e.Expression;
Assert.AreEqual(BinaryOperatorType.Equality, boe.Op);
}
[Test]
public void VBNetPlusTest()
{
VBNetTestUnaryOperatorExpressionTest("+a", UnaryOperatorType.Plus);
}
[Test]
public void VBNetMinusTest()
{
VBNetTestUnaryOperatorExpressionTest("-a", UnaryOperatorType.Minus);
}
#endregion
}
}
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