/NRefactory/ICSharpCode.NRefactory.Tests/CSharp/CodeActions/IterateViaForeachTests.cs
C# | 335 lines | 297 code | 13 blank | 25 comment | 0 complexity | d7ccf600c8a85fd9b102d92e324619bb MD5 | raw file
Possible License(s): CC-BY-SA-3.0
- //
- // IterateViaForeachTests.cs
- //
- // Author:
- // Simon Lindgren <simon.n.lindgren@gmail.com>
- //
- // Copyright (c) 2012 Simon Lindgren
- //
- // 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 NUnit.Framework;
- using ICSharpCode.NRefactory.CSharp.Refactoring;
- using System.Linq;
- namespace ICSharpCode.NRefactory.CSharp.CodeActions
- {
- [TestFixture]
- public class IterateViaForeachTests : ContextActionTestBase
- {
- [Test]
- public void HandlesNonGenericCase()
- {
- Test<IterateViaForeachAction>(@"
- using System.Collections;
- class TestClass
- {
- public void F()
- {
- var $list = new ArrayList ();
- }
- }", @"
- using System.Collections;
- class TestClass
- {
- public void F()
- {
- var list = new ArrayList ();
- foreach (var o in list) {
- }
- }
- }");
- }
- [Test]
- public void HandlesExpressionStatement()
- {
- Test<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- class TestClass
- {
- public IEnumerable<int> GetInts()
- {
- return new int[] { };
- }
- public void F()
- {
- GetInts$();
- }
- }", @"
- using System.Collections.Generic;
- class TestClass
- {
- public IEnumerable<int> GetInts()
- {
- return new int[] { };
- }
- public void F()
- {
- foreach (var i in GetInts ()) {
- }
- }
- }");
- }
- [Test]
- public void HandlesAssignmentExpressionStatement()
- {
- Test<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- class TestClass
- {
- public IEnumerable<int> GetInts ()
- {
- return new int[] { };
- }
- public void F()
- {
- IEnumerable<int> ints;
- ints = GetIn$ts ();
- }
- }", @"
- using System.Collections.Generic;
- class TestClass
- {
- public IEnumerable<int> GetInts ()
- {
- return new int[] { };
- }
- public void F()
- {
- IEnumerable<int> ints;
- ints = GetInts ();
- foreach (var i in ints) {
- }
- }
- }");
- }
- [Test]
- public void HandlesAsExpressionStatement()
- {
- Test<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- class TestClass
- {
- public void F()
- {
- object s = """";
- s as IEnumerable$<char>;
- }
- }", @"
- using System.Collections.Generic;
- class TestClass
- {
- public void F()
- {
- object s = """";
- foreach (var c in s as IEnumerable<char>) {
- }
- }
- }", 0, true);
- }
- [Test]
- public void NonKnownTypeNamingTest()
- {
- Test<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- class TestClass
- {
- public void F()
- {
- var items$ = new List<TestClass> ();
- }
- }", @"
- using System.Collections.Generic;
- class TestClass
- {
- public void F()
- {
- var items = new List<TestClass> ();
- foreach (var testClass in items) {
- }
- }
- }");
- }
- [Test]
- public void HandlesAsExpression()
- {
- Test<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- class TestClass
- {
- public void F()
- {
- object s = """";
- s as IEnumerable$<char>
- }
- }", @"
- using System.Collections.Generic;
- class TestClass
- {
- public void F()
- {
- object s = """";
- foreach (var c in s as IEnumerable<char>) {
- }
- }
- }", 0, true);
- }
- [Test]
- public void HandlesLinqExpressionAssignment()
- {
- Test<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- using System.Linq;
- class TestClass
- {
- public IEnumerable<int> GetInts()
- {
- return new int[] { };
- }
- public void F()
- {
- var $filteredInts = from item in GetInts ()
- where item > 0
- select item;
- }
- }", @"
- using System.Collections.Generic;
- using System.Linq;
- class TestClass
- {
- public IEnumerable<int> GetInts()
- {
- return new int[] { };
- }
- public void F()
- {
- var filteredInts = from item in GetInts ()
- where item > 0
- select item;
- foreach (var i in filteredInts) {
- }
- }
- }");
- }
- [Test]
- public void IgnoresExpressionsInForeachStatement()
- {
- TestWrongContext<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- class TestClass
- {
- public IEnumerable<int> GetInts()
- {
- return new int[] { };
- }
- public void F()
- {
- foreach (var i in $GetInts ()) {
- }
- }
- }");
- }
- [Test]
- public void IgnoresInitializersInForStatement()
- {
- TestWrongContext<IterateViaForeachAction>(@"
- class TestClass
- {
- public void F()
- {
- for (int[] i = new $int[] {} ;;) {
- }
- }
- }");
- }
- [Test]
- public void AddsForToBodyOfUsingStatement()
- {
- Test<IterateViaForeachAction>(@"
- class TestClass
- {
- public void F()
- {
- using (int[] i = new $int[] {}) {
- }
- }
- }",@"
- class TestClass
- {
- public void F()
- {
- using (int[] i = new int[] {}) {
- foreach (var j in i) {
- }
- }
- }
- }");
- }
- [Test]
- public void AddsBlockStatementToUsingStatement()
- {
- Test<IterateViaForeachAction>(@"
- class TestClass
- {
- public void F()
- {
- using (int[] i = new $int[] {});
- }
- }",@"
- class TestClass
- {
- public void F()
- {
- using (int[] i = new int[] {}) {
- foreach (var j in i) {
- }
- }
- }
- }");
- }
-
- [Test]
- public void IgnoresFieldDeclarations()
- {
- TestWrongContext<IterateViaForeachAction>(@"
- using System.Collections.Generic;
- class TestClass
- {
- List<int> list = $new List<int>();
- }");
- }
- }
- }