| /* |
| * Copyright 2015 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.DoNotRunWith; |
| import com.google.gwt.junit.Platform; |
| import com.google.gwt.junit.client.GWTTestCase; |
| |
| import jsinterop.annotations.JsPackage; |
| import jsinterop.annotations.JsType; |
| |
| /** |
| * Tests for JsInterop that should work with -nogenerateJsInteropExports. |
| */ |
| @DoNotRunWith(Platform.Devel) |
| public class BasicJsInteropTest extends GWTTestCase { |
| |
| @Override |
| public String getModuleName() { |
| return "com.google.gwt.dev.jjs.CompilerSuite"; |
| } |
| |
| /** |
| * Tests that a native field that is not written to in Java code (but has some initial value in |
| * the native implementation) is not assumed to be null. |
| */ |
| @JsType(isNative = true) |
| static class A { |
| public String field; |
| } |
| |
| private native A createA() /*-{ |
| return { field: "AA" }; |
| }-*/; |
| |
| public void testNotSetNativeFieldNotNulled() { |
| A a = createA(); |
| assertEquals("aa", a.field.toLowerCase()); |
| } |
| |
| /** |
| * Tests that a native field that is not written to in Java code (but has some initial value in |
| * the native implementation) is not assumed to be null. |
| */ |
| @JsType(isNative = true, name = "Object", namespace = JsPackage.GLOBAL) |
| static class B { |
| public String field; |
| } |
| |
| private native String getB(B b)/*-{ |
| return b.field; |
| }-*/; |
| |
| public void testNotAccessedNativeFieldNotPruned() { |
| B b = new B(); |
| b.field = "secret"; |
| assertEquals("secret", getB(b)); |
| } |
| } |