SharpDevelop/ICSharpCode.NRefactory.Tests/CSharp/CodeIssues/MissingStringComparisonIssueTests.cs

//
// Author:
//       Daniel Grunwald <daniel@danielgrunwald.de>
//
// Copyright (c) 2012 Daniel Grunwald
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System;
using ICSharpCode.NRefactory.CSharp.Refactoring;
using NUnit.Framework;

namespace ICSharpCode.NRefactory.CSharp.CodeIssues
{
	[TestFixture]
	public class MissingStringComparisonIssueTests : InspectionActionTestBase
	{
		const string stringIndexOfStringCalls = @"using System;
using System.Collections.Generic;
class Test {
	public void StringIndexOfStringCalls(List<string> list)
	{
		list[0].IndexOf("".com"");
		list[0].IndexOf("".com"", 0);
		list[0].IndexOf("".com"", 0, 5);
		list[0].IndexOf(list[1], 0, 10);
	}
}";
		const string stringIndexOfStringCallsWithComparison = @"using System;
using System.Collections.Generic;
class Test {
	public void StringIndexOfStringCalls(List<string> list)
	{
		list [0].IndexOf ("".com"", StringComparison.Ordinal);
		list [0].IndexOf ("".com"", 0, StringComparison.Ordinal);
		list [0].IndexOf ("".com"", 0, 5, StringComparison.Ordinal);
		list [0].IndexOf (list [1], 0, 10, StringComparison.Ordinal);
	}
}";
		
		[Test]
		public void IndexOfStringCalls()
		{
			Test<MissingStringComparisonIssue>(stringIndexOfStringCalls, 4, stringIndexOfStringCallsWithComparison);
		}
		
		[Test]
		public void IndexOfStringCallsAlreadyWithComparison()
		{
			Test<MissingStringComparisonIssue>(stringIndexOfStringCallsWithComparison, 0);
		}
		
		[Test]
		public void StringIndexOfChar()
		{
			string program = @"using System;
class Test {
	void M(string text) {
		text.IndexOf('.');
	}
}";
			Test<MissingStringComparisonIssue>(program, 0);
		}
		
		[Test]
		public void ListIndexOf()
		{
			string program = @"using System.Collections.Generic;
class Test {
	void M(List<string> list) {
		list.IndexOf("".com"");
	}
}";
			Test<MissingStringComparisonIssue>(program, 0);
		}
	}
}