| /* |
| * Copyright 2010 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.uibinder.elementparsers; |
| |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.dev.javac.testing.impl.MockJavaResource; |
| import com.google.gwt.uibinder.rebind.FieldWriter; |
| import com.google.gwt.uibinder.rebind.XMLElement; |
| import com.google.gwt.user.client.ui.MenuBar; |
| import com.google.gwt.user.client.ui.MenuItem; |
| |
| import junit.framework.TestCase; |
| |
| import java.util.Iterator; |
| |
| /** |
| * Test for {@link MenuItemParser}. |
| */ |
| public class MenuItemParserTest extends TestCase { |
| |
| private static final String PARSED_TYPE = "com.google.gwt.user.client.ui.MenuItem"; |
| private static final String STD_ITEM = "new com.google.gwt.user.client.ui.MenuItem(\"\"," |
| + " (com.google.gwt.user.client.Command) null)"; |
| |
| private ElementParser parser; |
| private ElementParserTester tester; |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| parser = new MenuItemParser(); |
| tester = new ElementParserTester(PARSED_TYPE, parser); |
| } |
| |
| public void test_empty() throws Exception { |
| StringBuffer b = new StringBuffer(); |
| b.append("<g:MenuItem text='My Item'/>"); |
| // parse |
| FieldWriter w = tester.parse(b.toString()); |
| assertEquals(STD_ITEM, w.getInitializer()); |
| // no statements |
| assertStatements(); |
| } |
| |
| /** |
| * Test for case when child {@link XMLElement} is not {@link MenuBar}. |
| */ |
| public void test_notMenuBar() throws Exception { |
| StringBuffer b = new StringBuffer(); |
| b.append("<g:MenuItem>"); |
| b.append(" <div/>"); |
| b.append("</g:MenuItem>"); |
| // parse |
| FieldWriter w = tester.parse(b.toString()); |
| assertEquals(STD_ITEM, w.getInitializer()); |
| // no statements |
| assertStatements(); |
| } |
| |
| public void test_hasMenuBar() throws Exception { |
| StringBuffer b = new StringBuffer(); |
| b.append("<g:MenuItem>"); |
| b.append(" <g:MenuBar id='1'/>"); |
| b.append("</g:MenuItem>"); |
| // parse |
| FieldWriter w = tester.parse(b.toString()); |
| assertEquals(STD_ITEM, w.getInitializer()); |
| // usual statement |
| assertStatements("fieldName.setSubMenu(<g:MenuBar id='1'>);"); |
| } |
| |
| public void test_twoMenuBar() throws Exception { |
| StringBuffer b = new StringBuffer(); |
| b.append("<g:MenuItem text='My Item'>"); |
| b.append(" <g:MenuBar id='1'/>"); |
| b.append(" <g:MenuBar id='2'/>"); |
| b.append("</g:MenuItem>"); |
| // parse failed |
| try { |
| tester.parse(b.toString()); |
| } catch (UnableToCompleteException e) { |
| String died = tester.logger.died; |
| assertTrue(died.contains("Only one MenuBar may be contained in a MenuItem")); |
| } |
| } |
| |
| /** |
| * Test for using subclass of {@link MenuItem}. |
| * <p> |
| * Custom {@link MenuItem} should have default constructor. |
| * <p> |
| * See http://code.google.com/p/google-web-toolkit/issues/detail?id=4550 |
| */ |
| public void test_customMenuItem() throws Exception { |
| MockJavaResource itemSubclass = new MockJavaResource( |
| "com.google.gwt.user.client.ui.MyItem") { |
| @Override |
| public CharSequence getContent() { |
| String superName = MenuItem.class.getCanonicalName(); |
| StringBuffer code = new StringBuffer(); |
| code.append("package com.google.gwt.user.client.ui;\n"); |
| code.append("import com.google.gwt.user.client.Command;\n"); |
| code.append("public class MyItem extends " + superName + " {\n"); |
| code.append(" public MyItem() {\n"); |
| code.append(" super(\"\", (Command) null);\n"); |
| code.append(" }\n"); |
| code.append("}\n"); |
| return code; |
| } |
| }; |
| tester = new ElementParserTester("com.google.gwt.user.client.ui.MyItem", |
| parser, itemSubclass); |
| // prepare source |
| StringBuffer b = new StringBuffer(); |
| b.append("<g:MyItem text='My Item'/>"); |
| // parse |
| FieldWriter w = tester.parse(b.toString()); |
| assertEquals(null, w.getInitializer()); |
| // no statements |
| assertStatements(); |
| } |
| |
| public void test_customMenuBar() throws Exception { |
| MockJavaResource barSubclass = new MockJavaResource( |
| "com.google.gwt.user.client.ui.MyMenuBar") { |
| @Override |
| public CharSequence getContent() { |
| String superName = MenuBar.class.getCanonicalName(); |
| StringBuffer code = new StringBuffer(); |
| code.append("package com.google.gwt.user.client.ui;\n"); |
| code.append("public class MyMenuBar extends " + superName + " {\n"); |
| code.append("}\n"); |
| return code; |
| } |
| }; |
| tester = new ElementParserTester(PARSED_TYPE, parser, barSubclass); |
| // prepare source |
| StringBuffer b = new StringBuffer(); |
| b.append("<g:MenuItem>"); |
| b.append(" <g:MyMenuBar id='1'/>"); |
| b.append("</g:MenuItem>"); |
| // parse |
| FieldWriter w = tester.parse(b.toString()); |
| assertEquals(STD_ITEM, w.getInitializer()); |
| // usual statement |
| assertStatements("fieldName.setSubMenu(<g:MyMenuBar id='1'>);"); |
| } |
| |
| private void assertStatements(String... expected) { |
| Iterator<String> i = tester.writer.statements.iterator(); |
| for (String e : expected) { |
| assertEquals(e, i.next()); |
| } |
| assertFalse(i.hasNext()); |
| assertNull(tester.logger.died); |
| } |
| |
| /** |
| * Containers method to reference types referenced only from JavaDoc, used to |
| * prevent CheckStyle errors. |
| */ |
| public void unusedReferences(XMLElement p1, MenuBar p2) { |
| p1.hashCode(); |
| p2.hashCode(); |
| } |
| } |