/*
* 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.uibinder.rebind.FieldWriter;
import junit.framework.TestCase;
import java.util.Iterator;
/**
* Test for {@link DisclosurePanelParser}.
*/
public class DisclosurePanelParserTest extends TestCase {
private static final String PARSED_TYPE = "com.google.gwt.user.client.ui.DisclosurePanel";
private ElementParserTester tester;
@Override
public void setUp() throws Exception {
super.setUp();
tester = new ElementParserTester(PARSED_TYPE, new DisclosurePanelParser());
}
public void testBad_notWidget() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <div/>");
b.append("</g:DisclosurePanel>");
parseAndFail(b, "Must be a widget");
}
public void testBad_twoWidgets() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:Button id='1'/>");
b.append(" <g:Button id='2'/>");
b.append("</g:DisclosurePanel>");
parseAndFail(b, "May have only one body element");
}
public void testBad_twoHeaders() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:header>111</g:header>");
b.append(" <g:header>222</g:header>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
parseAndFail(b, "May have only one <g:header> or <g:customHeader>");
}
public void testBad_twoCustomHeaders() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:customHeader><g:Label>111</g:Label></g:customHeader>");
b.append(" <g:customHeader><g:Label>222</g:Label></g:customHeader>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
parseAndFail(b, "May have only one <g:header> or <g:customHeader>");
}
public void testBad_withHeader_onlyOpenImage() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:header openImage='{open}'>foo</g:header>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
parseAndFail(b,
"Both openImage and closedImage must be specified, or neither");
}
public void testBad_withHeader_onlyClosedImage() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:header closedImage='{closed}'>foo</g:header>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
parseAndFail(b,
"Both openImage and closedImage must be specified, or neither");
}
public void testBad_withCustomHeader_notWidget() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:customHeader><div/></g:customHeader>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
parseAndFail(b, "Must be a widget", "<div>");
}
/**
* Parses bad code in given {@link StringBuffer} and asserts that failure
* message has expected strings.
*/
private void parseAndFail(StringBuffer b, String... expectedFailures)
throws Exception {
try {
tester.parse(b.toString());
fail();
} catch (UnableToCompleteException e) {
String died = tester.logger.died;
for (String expectedFailure : expectedFailures) {
assertTrue(died, died.contains(expectedFailure));
}
}
}
public void testGood_onlyWidget() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
tester.parse(b.toString());
assertStatements("fieldName.add(<g:Button>);");
}
public void testGood_withHeader() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:header>foo</g:header>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
FieldWriter w = tester.parse(b.toString());
assertEquals("new com.google.gwt.user.client.ui.DisclosurePanel(\"foo\")",
w.getInitializer());
assertStatements("fieldName.add(<g:Button>);");
}
public void testGood_withHeader_withImages() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:header openImage='{open}' closedImage='{closed}'>foo</g:header>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
FieldWriter w = tester.parse(b.toString());
assertEquals(
"new com.google.gwt.user.client.ui.DisclosurePanel(open, closed, \"foo\")",
w.getInitializer());
assertStatements("fieldName.add(<g:Button>);");
}
public void testGood_withCustomHeader() throws Exception {
StringBuffer b = new StringBuffer();
b.append("<g:DisclosurePanel>");
b.append(" <g:customHeader><g:Label>foo</g:Label></g:customHeader>");
b.append(" <g:Button/>");
b.append("</g:DisclosurePanel>");
FieldWriter w = tester.parse(b.toString());
assertEquals(null, w.getInitializer());
assertStatements("fieldName.add(<g:Button>);",
"fieldName.setHeader(<g:Label>);");
}
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);
}
}