| /* |
| * Copyright 2011 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.rebind.model; |
| |
| import com.google.gwt.uibinder.rebind.IndentedWriter; |
| import com.google.gwt.uibinder.rebind.MortalLogger; |
| import com.google.gwt.uibinder.rebind.Tokenator; |
| |
| import junit.framework.TestCase; |
| |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| import java.util.Arrays; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| /** |
| * HtmlTemplates unit tests. |
| * |
| */ |
| public class HtmlTemplatesTest extends TestCase { |
| private Tokenator tokenator; |
| private HtmlTemplatesWriter h; |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| tokenator = new Tokenator(); |
| h = new HtmlTemplatesWriter(null, MortalLogger.NULL); |
| } |
| |
| public void testHappy() throws IllegalArgumentException { |
| String call = |
| h.addSafeHtmlTemplate("<DialogBox id=\'" + tokenator.nextToken("\" + domId0 + \"") |
| + "\'>this is a dialog box</DialogBox>", tokenator).getIndirectTemplateCall(); |
| |
| assertEquals("template_html1()", call); |
| |
| // Confirm that we write the correct SafeHtmlTemplates interface |
| |
| StringWriter s = new StringWriter(); |
| IndentedWriter n = new IndentedWriter(new PrintWriter(s)); |
| h.writeInterface(n); |
| |
| String[] expectedInterface = {"interface Template extends SafeHtmlTemplates {", // |
| " @Template(\"<DialogBox id='{0}'>this is a dialog box</DialogBox>\")", // |
| " SafeHtml html1(String arg0);", // |
| " ", // |
| "}", // |
| "", // |
| "Template template = GWT.create(Template.class);", // |
| }; |
| |
| assertExpectedStrings(expectedInterface, s.toString()); |
| |
| // Confirm that we write template caller methods |
| |
| s = new StringWriter(); |
| n = new IndentedWriter(new PrintWriter(s)); |
| h.writeTemplateCallers(n); |
| |
| String[] expectedCaller = {"SafeHtml template_html1() {", // |
| " return template.html1(domId0);", // |
| "}"}; |
| assertExpectedStrings(expectedCaller, s.toString()); |
| } |
| |
| public void testNullHtml() { |
| try { |
| h.addSafeHtmlTemplate(null, tokenator); |
| fail(); |
| } catch (IllegalArgumentException e) { |
| assertTrue("Expected empty html to generate error", e.getMessage().equals( |
| "Template html cannot be null")); |
| } |
| |
| assertTrue(h.isEmpty()); |
| } |
| |
| public void testNullTokenator() throws IllegalArgumentException { |
| try { |
| h.addSafeHtmlTemplate("<p>this is a static string</p>", null); |
| fail(); |
| } catch (IllegalArgumentException e) { |
| assertTrue("Expected empty tokenator to generate error", e.getMessage().equals( |
| "Template tokenator cannot be null")); |
| } |
| |
| assertTrue(h.isEmpty()); |
| } |
| |
| private void assertExpectedStrings(String[] expectedInterface, String string) { |
| List<String> actual = Arrays.asList(string.split("\n")); |
| |
| Iterator<String> i = actual.iterator(); |
| for (String e : expectedInterface) { |
| assertEquals(e, i.next()); |
| } |
| assertFalse(i.hasNext()); |
| } |
| } |