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Viewing changes to external/nrefactory/ICSharpCode.NRefactory.Tests/CSharp/CodeIssues/RedundantTypeCastIssueTests.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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external/nrefactory/ICSharpCode.NRefactory.Tests/CSharp/CodeIssues/RedundantTypeCastIssueTests.cs
 
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// 
 
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// RedundantTypeCastIssueTests.cs
 
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// 
 
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// Author:
 
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//      Mansheng Yang <lightyang0@gmail.com>
 
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// 
 
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// Copyright (c) 2012 Mansheng Yang <lightyang0@gmail.com>
 
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// 
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy
 
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// of this software and associated documentation files (the "Software"), to deal
 
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// in the Software without restriction, including without limitation the rights
 
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 
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// copies of the Software, and to permit persons to whom the Software is
 
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// furnished to do so, subject to the following conditions:
 
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// 
 
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// The above copyright notice and this permission notice shall be included in
 
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// all copies or substantial portions of the Software.
 
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// 
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 
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// THE SOFTWARE.
 
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using ICSharpCode.NRefactory.CSharp.Refactoring;
 
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using NUnit.Framework;
 
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namespace ICSharpCode.NRefactory.CSharp.CodeIssues
 
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{
 
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        [TestFixture]
 
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        public class RedundantTypeCastIssueTests : InspectionActionTestBase
 
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        {
 
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                [Test]
 
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                public void TestSameType ()
 
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                {
 
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                        var input = @"
 
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class TestClass
 
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{
 
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        void TestMethod ()
 
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        {
 
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                int i = 0;
 
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                var i2 = ((int)i);
 
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        }
 
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}";
 
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                        var output = @"
 
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class TestClass
 
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{
 
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        void TestMethod ()
 
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        {
 
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                int i = 0;
 
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                var i2 = i;
 
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        }
 
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}";
 
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                        Test<RedundantTypeCastIssue> (input, 1, output);
 
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                }
 
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                [Test]
 
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                public void TestInvocation ()
 
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                {
 
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                        var input = @"
 
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class TestClass
 
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{
 
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        void Test (object obj)
 
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        {
 
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        }
 
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        void TestMethod (object obj)
 
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        {
 
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                Test ((int)obj);
 
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        }
 
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}";
 
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                        var output = @"
 
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class TestClass
 
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{
 
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        void Test (object obj)
 
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        {
 
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        }
 
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        void TestMethod (object obj)
 
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        {
 
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                Test (obj);
 
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        }
 
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}";
 
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                        Test<RedundantTypeCastIssue> (input, 1, output);
 
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                }
 
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                [Test]
 
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                public void TestLambdaInvocation ()
 
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                {
 
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                        var input = @"
 
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class TestClass
 
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{
 
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        void TestMethod (object obj)
 
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        {
 
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                System.Action<object> a;
 
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                a ((int)obj);
 
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        }
 
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}";
 
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                        var output = @"
 
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class TestClass
 
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{
 
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        void TestMethod (object obj)
 
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        {
 
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                System.Action<object> a;
 
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                a (obj);
 
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        }
 
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}";
 
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                        Test<RedundantTypeCastIssue> (input, 1, output);
 
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                }
 
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                [Test]
 
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                public void TestMember ()
 
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                {
 
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                        var input = @"
 
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class TestClass
 
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{
 
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        void TestMethod (object obj)
 
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        {
 
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                var str = (obj as TestClass).ToString ();
 
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        }
 
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}";
 
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                        var output = @"
 
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class TestClass
 
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{
 
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        void TestMethod (object obj)
 
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        {
 
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                var str = obj.ToString ();
 
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        }
 
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}";
 
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                        Test<RedundantTypeCastIssue> (input, 1, output);
 
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                }
 
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                [Test]
 
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                public void TestNoIssue ()
 
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                {
 
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                        var input = @"
 
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class TestClass
 
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{
 
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        void Test (int k) { }
 
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        void TestMethod (object obj)
 
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        {
 
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                int i = (int)obj + 1;
 
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                Test ((long) obj);
 
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                (obj as TestClass).Test (0);
 
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        }
 
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}";
 
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                        Test<RedundantTypeCastIssue> (input, 0);
 
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                }
 
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                /// <summary>
 
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                /// Bug 7065 - "remove redundant type cast" false positive for explicit interface implementation
 
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                /// </summary>
 
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                [Test]
 
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                public void TestBug7065 ()
 
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                {
 
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                        var input = @"
 
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using System;
 
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public class TestClass : IDisposable
 
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{
 
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        void IDisposable.Dispose()
 
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        {
 
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        }
 
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        void Foo()
 
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        {
 
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            ((IDisposable)this).Dispose();
 
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        }
 
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}
 
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";
 
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                        Test<RedundantTypeCastIssue> (input, 0);
 
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                }
 
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        }
 
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}