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89 lines
3.1 KiB
89 lines
3.1 KiB
// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt) |
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// This code is distributed under MIT X11 license (for details please see \doc\license.txt) |
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using System; |
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using ICSharpCode.NRefactory.TypeSystem; |
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using NUnit.Framework; |
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namespace ICSharpCode.NRefactory.CSharp.Resolver |
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{ |
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[TestFixture] |
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public class ExtensionMethodTests : ResolverTestBase |
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{ |
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[Test] |
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public void ExtensionMethodsTest() |
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{ |
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string program = @"using XN; |
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class TestClass { |
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static void Test(A a, B b, C c) { |
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$; |
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} |
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} |
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class A { } |
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class B { |
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public void F(int i) { } |
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} |
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class C { |
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public void F(object obj) { } |
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} |
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namespace XN { |
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public static class XC { |
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public static void F(this object obj, int i) { } |
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public static void F(this object obj, string s) { } |
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} |
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} |
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"; |
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MemberResolveResult mrr; |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$a.F(1)$")); |
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Assert.AreEqual("XN.XC.F", mrr.Member.FullName); |
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Assert.AreEqual("System.Int32", ((IMethod)mrr.Member).Parameters[1].Type.Resolve(context).FullName); |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$a.F(\"text\")$")); |
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Assert.AreEqual("XN.XC.F", mrr.Member.FullName); |
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Assert.AreEqual("System.String", ((IMethod)mrr.Member).Parameters[1].Type.Resolve(context).FullName); |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$b.F(1)$")); |
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Assert.AreEqual("B.F", mrr.Member.FullName); |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$b.F(\"text\")$")); |
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Assert.AreEqual("XN.XC.F", mrr.Member.FullName); |
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Assert.AreEqual("System.String", ((IMethod)mrr.Member).Parameters[1].Type.Resolve(context).FullName); |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$c.F(1)$")); |
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Assert.AreEqual("C.F", mrr.Member.FullName); |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$c.F(\"text\")$")); |
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Assert.AreEqual("C.F", mrr.Member.FullName); |
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} |
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[Test, Ignore("Test fails due to parser returning incorrect position")] |
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public void ExtensionMethodsTest2() |
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{ |
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string program = @"using System; using System.Collections.Generic; |
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class TestClass { |
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static void Test(string[] args) { |
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$; |
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} |
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} |
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public static class XC { |
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public static int ToInt32(this string s) { return int.Parse(s); } |
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public static T[] Slice<T>(this T[] source, int index, int count) { throw new NotImplementedException(); } |
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public static IEnumerable<T> Filter<T>(this IEnumerable<T> source, Predicate<T> predicate) { throw new NotImplementedException(); } |
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} |
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"; |
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MemberResolveResult mrr; |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$\"text\".ToInt32()$")); |
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Assert.AreEqual("XC.ToInt32", mrr.Member.FullName); |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$args.Slice(1, 2)$")); |
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Assert.AreEqual("XC.Slice", mrr.Member.FullName); |
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Assert.AreEqual("System.String[]", mrr.Type.ReflectionName); |
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mrr = Resolve<MemberResolveResult>(program.Replace("$", "$args.Filter(delegate { return true; })$")); |
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Assert.AreEqual("XC.Filter", mrr.Member.FullName); |
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Assert.AreEqual("System.Collections.Generic.IEnumerable{System.String}", mrr.Type.ReflectionName); |
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} |
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} |
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}
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