| /* |
| * Copyright 2014 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.jjs.test; |
| |
| import com.google.gwt.junit.client.GWTTestCase; |
| |
| /** |
| * Tests that initialization order for field follow the "quirky" Java semantics. |
| */ |
| public class FieldInitializationOrderTest extends GWTTestCase { |
| |
| @Override |
| public String getModuleName() { |
| return "com.google.gwt.dev.jjs.CompilerSuite"; |
| } |
| |
| static abstract class Tester { |
| abstract void performTest(); |
| } |
| |
| static class ConstructorCastClasses extends Tester { |
| static class Base { |
| Base() { |
| assertEquals(0, ((Child) this).i); |
| } |
| } |
| |
| static class Child extends Base { |
| int i = 1; |
| } |
| |
| void performTest() { |
| new Child(); |
| } |
| } |
| |
| static class InitializerCastClasses extends Tester { |
| static class Base { |
| { |
| assertEquals(0, ((Child) this).i); |
| } |
| } |
| |
| static class Child extends Base { |
| int i = 1; |
| } |
| |
| void performTest() { |
| new Child(); |
| } |
| } |
| |
| static class InitializerPolymorphicDispatchClasses extends Tester { |
| static class Base { |
| { |
| m(); |
| } |
| void m() { } |
| } |
| |
| static class Child extends Base { |
| int i = 1; |
| void m() { assertEquals(0, i); } |
| } |
| |
| void performTest() { |
| // Construct both parent and child to ensure that polymorphic dispatch for m() does not go |
| // away |
| new Base(); |
| new Child(); |
| } |
| } |
| |
| static class ConstructorPolymorphicDispatchClasses extends Tester { |
| static class Base { |
| Base() { |
| m(); |
| } |
| void m() { } |
| } |
| |
| static class Child extends Base { |
| int i = 1; |
| void m() { assertEquals(0, i); } |
| } |
| void performTest() { |
| // Construct both parent and child to ensure that polymorphic dispatch for m() does not go |
| // away |
| new Base(); |
| new Child(); |
| } |
| } |
| |
| static class IncorrectlyOptimizedCondition extends Tester { |
| static class Base { |
| Base() { |
| m(); |
| } |
| void m() { } |
| } |
| |
| static class Child extends Base { |
| String s = "blah"; |
| void m() { assertTrue(s == null); } |
| } |
| void performTest() { |
| // Construct both parent and child to ensure that polymorphic dispatch for m() does not go |
| // away |
| new Base(); |
| new Child(); |
| } |
| } |
| |
| public void testInitializerCast() { |
| new InitializerCastClasses().performTest(); |
| } |
| |
| public void testConstructorCast() { |
| new ConstructorCastClasses().performTest(); |
| } |
| |
| public void testInitializerPolymorphicDispatch() { |
| new InitializerPolymorphicDispatchClasses().performTest(); |
| } |
| |
| public void testConstructorPolymorphicDispatch() { |
| new ConstructorPolymorphicDispatchClasses().performTest(); |
| } |
| |
| public void testIncorrectlyOptimizedCondition() { |
| new IncorrectlyOptimizedCondition().performTest(); |
| } |
| } |