| /* |
| * 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.impl; |
| |
| import com.google.gwt.core.ext.TreeLogger; |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.dev.MinimalRebuildCache; |
| import com.google.gwt.dev.jjs.ast.JMethod; |
| import com.google.gwt.dev.jjs.ast.JProgram; |
| |
| /** |
| * Tests for the JsInteropRestrictionChecker. |
| */ |
| public class JsInteropRestrictionCheckerTest extends OptimizerTestBase { |
| |
| public void testCollidingFieldExportsFails() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsExport"); |
| addSnippetClassDecl( |
| "public static class Buggy {", |
| " @JsExport(\"show\")", |
| " public static final int show = 0;", |
| " @JsExport(\"show\")", |
| " public static final int display = 0;", |
| "}"); |
| |
| assertCompileFails(); |
| } |
| |
| public void testCollidingJsTypeJsPropertiesSucceeds() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsType"); |
| addSnippetImport("com.google.gwt.core.client.js.JsProperty"); |
| addSnippetClassDecl( |
| "@JsType", |
| "public static interface IBuggy {", |
| " @JsProperty", |
| " int x();", |
| " @JsProperty", |
| " void x(int x);", |
| "}", |
| "public static class Buggy implements IBuggy {", |
| " public int x() {return 0;}", |
| " public void x(int x) {}", |
| "}"); |
| |
| assertCompileSucceeds(); |
| } |
| |
| public void testCollidingMethodExportsFails() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsExport"); |
| addSnippetClassDecl( |
| "public static class Buggy {", |
| " @JsExport(\"show\")", |
| " public static void show() {}", |
| " @JsExport(\"show\")", |
| " public static void display() {}", |
| "}"); |
| |
| assertCompileFails(); |
| } |
| |
| public void testCollidingMethodToFieldExportsFails() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsExport"); |
| addSnippetClassDecl( |
| "public static class Buggy {", |
| " @JsExport(\"show\")", |
| " public static void show() {}", |
| " @JsExport(\"show\")", |
| " public static final int display = 0;", |
| "}"); |
| |
| assertCompileFails(); |
| } |
| |
| public void testCollidingMethodToFieldJsTypeFails() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsType"); |
| addSnippetClassDecl( |
| "@JsType", |
| "public static class Buggy {", |
| " public void show() {}", |
| " public final int show = 0;", |
| "}"); |
| |
| assertCompileFails(); |
| } |
| |
| public void testCollidingSyntheticBridgeMethodSucceeds() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsType"); |
| addSnippetImport("com.google.gwt.core.client.js.JsProperty"); |
| addSnippetClassDecl( |
| "public static interface Comparable<T> {", |
| " int compareTo(T other);", |
| "}", |
| "@JsType", |
| "public static class Enum<E extends Enum<E>> implements Comparable<E> {", |
| " public int compareTo(E other) {return 0;}", |
| "}", |
| "public static class Buggy {}"); |
| |
| assertCompileSucceeds(); |
| } |
| |
| public void testMultiplePrivateConstructorsExportSucceeds() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsExport"); |
| addSnippetClassDecl( |
| "@JsExport", |
| "public static class Buggy {", |
| " private Buggy() {}", |
| " private Buggy(int a) {}", |
| "}"); |
| |
| assertCompileSucceeds(); |
| } |
| |
| public void testMultiplePublicConstructorsExportFails() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsExport"); |
| addSnippetClassDecl( |
| "@JsExport", |
| "public static class Buggy {", |
| " public Buggy() {}", |
| " public Buggy(int a) {}", |
| "}"); |
| |
| assertCompileFails(); |
| } |
| |
| public void testSingleExportSucceeds() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsExport"); |
| addSnippetClassDecl( |
| "public static class Buggy {", |
| " @JsExport(\"show\")", |
| " public static void show() {}", |
| "}"); |
| |
| assertCompileSucceeds(); |
| } |
| |
| public void testSingleJsTypeSucceeds() throws Exception { |
| addSnippetImport("com.google.gwt.core.client.js.JsType"); |
| addSnippetClassDecl( |
| "@JsType", |
| "public static class Buggy {", |
| " public void show() {}", |
| "}"); |
| |
| assertCompileSucceeds(); |
| } |
| |
| @Override |
| protected boolean optimizeMethod(JProgram program, JMethod method) { |
| try { |
| JsInteropRestrictionChecker.exec(TreeLogger.NULL, program, new MinimalRebuildCache()); |
| } catch (UnableToCompleteException e) { |
| throw new RuntimeException(e); |
| } |
| return false; |
| } |
| |
| private void assertCompileFails() { |
| try { |
| optimize("void", "new Buggy();"); |
| fail("JsInteropRestrictionCheckerTest should have prevented the name collision."); |
| } catch (Exception e) { |
| assertTrue(e.getCause() instanceof UnableToCompleteException |
| || e instanceof UnableToCompleteException); |
| } |
| } |
| |
| private void assertCompileSucceeds() throws UnableToCompleteException { |
| optimize("void", "new Buggy();"); |
| } |
| } |