| /* |
| * Copyright 2009 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 JSNI references in their main use of accessing Java code from |
| * JavaScript. |
| */ |
| public class JavaAccessFromJavaScriptTest extends GWTTestCase { |
| private static class Adder implements HasAddOne { |
| /** |
| * This overloaded version is present in the class but not the interface. |
| */ |
| public double addOne(double x) { |
| return x + 1.01; |
| } |
| |
| @Override |
| public int addOne(int x) { |
| return x + 1; |
| } |
| } |
| |
| private interface HasAddOne { |
| int addOne(int x); |
| } |
| |
| public static int addOne(int x) { |
| return x + 1; |
| } |
| |
| /** |
| * Accesses the virtual addOne() method. |
| */ |
| public static native int useAddOne(HasAddOne adder, int y) /*-{ |
| return adder.@com.google.gwt.dev.jjs.test.JavaAccessFromJavaScriptTest.HasAddOne::addOne(I)(y); |
| }-*/; |
| |
| /** |
| * Accesses the static addOne() method. |
| */ |
| public static native int useAddOne(int y) /*-{ |
| return @com.google.gwt.dev.jjs.test.JavaAccessFromJavaScriptTest::addOne(I)(y); |
| }-*/; |
| |
| /** |
| * Accesses the virtual addOne() method via the wildcard notation to specify a non-overloaded |
| * method. |
| */ |
| public static native int useAddOneUsingWildcard(HasAddOne adder, int y) /*-{ |
| return adder.@com.google.gwt.dev.jjs.test.JavaAccessFromJavaScriptTest.HasAddOne::addOne(*)(y); |
| }-*/; |
| |
| /** |
| * Accesses the addOne() method via the wildcard notation to specify a non-overloaded |
| * method. |
| */ |
| public static native int useAddOneUsingWildcard(int y) /*-{ |
| return @com.google.gwt.dev.jjs.test.JavaAccessFromJavaScriptTest::addOne(*)(y); |
| }-*/; |
| |
| @Override |
| public String getModuleName() { |
| return "com.google.gwt.dev.jjs.CompilerSuite"; |
| } |
| |
| public void testBasics() { |
| assertEquals(11, useAddOne(10)); |
| assertEquals(11, useAddOneUsingWildcard(10)); |
| } |
| |
| public void testInterface() { |
| HasAddOne adder = new Adder(); |
| assertEquals(11, useAddOne(adder, 10)); |
| assertEquals(11, useAddOneUsingWildcard(adder, 10)); |
| } |
| } |