Add fix action to ExplicitConversionInForEachIssue.

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/ExplicitConversionInForEachIssue.cs

@@ -63,8 +63,11 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 				var builder = new TypeSystemAstBuilder(csResolver);
 				AstType elementType = builder.ConvertType(rr.ElementType);
 				AstType variableType = foreachStatement.VariableType;
-				string text = ctx.TranslateString("Collection element type '{0}' is not implicitly convertible to '{1}'");
-				AddIssue(variableType, string.Format(text, elementType.GetText(), variableType.GetText()));
+				string issueText = ctx.TranslateString("Collection element type '{0}' is not implicitly convertible to '{1}'");
+				string fixText = ctx.TranslateString("Use type '{0}'");
+				AddIssue(variableType, string.Format(issueText, elementType.GetText(), variableType.GetText()),
+				         new CodeAction(string.Format(fixText, elementType.GetText()),
+				                        script => script.Replace(variableType, elementType)));
 			}
 		}
 	}

ICSharpCode.NRefactory.Tests/CSharp/CodeIssues/ExplicitConversionInForEachIssueTests.cs

@@ -66,10 +66,15 @@ class Foo {
 		foreach (IDisposable element in c) { }
 	}
 }";
-
-			TestRefactoringContext context;
-			var issues = GetIssues (new ExplicitConversionInForEachIssue (), input, out context);
-			Assert.AreEqual (1, issues.Count);
+			string output = @"using System.Collections.Generic;
+class Foo {
+	void Bar (IList<IList<IDisposable>> c)
+	{
+		foreach (IList<IDisposable> element in c) { }
+	}
+}";
+			
+			Test<ExplicitConversionInForEachIssue>(input, output);
 		}
 	}
 }

ICSharpCode.NRefactory.Tests/CSharp/CodeIssues/InspectionActionTestBase.cs

@@ -1,4 +1,4 @@
-// 
+// 
 // InspectionActionTestBase.cs
 //  
 // Author:
@@ -81,7 +81,7 @@ namespace ICSharpCode.NRefactory.CSharp.CodeIssues
 				CheckFix (context, issues [issueToFix], output);
 		}
 
-		protected static void Test<T> (string input, string output, int fixIndex)
+		protected static void Test<T> (string input, string output, int fixIndex = 0)
 			where T : ICodeIssueProvider, new ()
 		{
 			TestRefactoringContext context;