/*
* 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.i18n.client.DateTimeFormat;
import com.google.gwt.i18n.client.DateTimeFormat.PredefinedFormat;
import com.google.gwt.i18n.client.TimeZone;
import com.google.gwt.uibinder.rebind.FieldWriter;
import com.google.gwt.user.client.ui.DateLabel;
import junit.framework.TestCase;
import org.xml.sax.SAXException;
/**
* Eponymous unit test.
*/
public class DateLabelParserTest extends TestCase {
private static final String PARSED_TYPE = "com.google.gwt.user.client.ui.DateLabel";
private static final MockJavaResource DATELABEL_SUBCLASS_NO_CONSTRUCTOR = new MockJavaResource(
"my.MyDateLabel") {
@Override
public CharSequence getContent() {
StringBuffer code = new StringBuffer();
code.append("package my;\n");
code.append("import com.google.gwt.user.client.ui.DateLabel;\n");
code.append("public class MyDateLabel extends DateLabel {\n");
code.append("}\n");
return code;
}
};
private static final MockJavaResource DATELABEL_SUBCLASS_FORMAT_CONSTRUCTOR = new MockJavaResource(
"my.MyConstructedDateLabel") {
@Override
public CharSequence getContent() {
StringBuffer code = new StringBuffer();
code.append("package my;\n");
code.append("import com.google.gwt.user.client.ui.DateLabel;\n");
code.append("import com.google.gwt.i18n.client.DateTimeFormat;\n");
code.append("public class MyConstructedDateLabel extends DateLabel {\n");
code.append(" public MyConstructedDateLabel(DateTimeFormat f) { super(f); }");
code.append("}\n");
return code;
}
};
private static final MockJavaResource DATELABEL_SUBCLASS_FORMAT_AND_TZ_CONSTRUCTOR = new MockJavaResource(
"my.MyConstructedDateLabel2") {
@Override
public CharSequence getContent() {
StringBuffer code = new StringBuffer();
code.append("package my;\n");
code.append("import com.google.gwt.user.client.ui.DateLabel;\n");
code.append("import com.google.gwt.i18n.client.DateTimeFormat;\n");
code.append("import com.google.gwt.i18n.client.TimeZone;\n");
code.append("public class MyConstructedDateLabel2 extends DateLabel {\n");
code.append(" public MyConstructedDateLabel2(DateTimeFormat f, TimeZone tz) { super(f, tz); }");
code.append("}\n");
return code;
}
};
private static final MockJavaResource DATELABEL_SUBCLASS_TZ_CONSTRUCTOR = new MockJavaResource(
"my.MyConstructedDateLabel3") {
@Override
public CharSequence getContent() {
StringBuffer code = new StringBuffer();
code.append("package my;\n");
code.append("import com.google.gwt.user.client.ui.DateLabel;\n");
code.append("import com.google.gwt.i18n.client.TimeZone;\n");
code.append("public class MyConstructedDateLabel3 extends DateLabel {\n");
code.append(" public MyConstructedDateLabel3(TimeZone tz) { super(); }");
code.append("}\n");
return code;
}
};
private ElementParserTester tester;
@Override
public void setUp() throws Exception {
super.setUp();
tester = new ElementParserTester(PARSED_TYPE, new DateLabelParser());
}
public void testHappyWithDefaultInstantiableSubclass()
throws UnableToCompleteException, SAXException {
tester = new ElementParserTester("my.MyDateLabel", new DateLabelParser(),
DATELABEL_SUBCLASS_NO_CONSTRUCTOR);
DateLabelParser parser = new DateLabelParser();
StringBuffer b = new StringBuffer();
b.append("<ui:UiBinder xmlns:ui='" + ElementParserTester.BINDER_URI + "'");
b.append(" xmlns:my='urn:import:my'");
b.append(" xmlns:g='urn:import:com.google.gwt.user.client.ui'>");
b.append(" <my:MyDateLabel format='{someDateTimeFormat}' timezone='{someTimeZone}' /> ");
b.append("</ui:UiBinder>");
parser.parse(tester.getElem(b.toString(), "my:MyDateLabel"), "fieldName",
tester.parsedType, tester.writer);
FieldWriter w = tester.fieldManager.lookup("fieldName");
assertNull(w.getInitializer());
assertTrue(tester.writer.statements.isEmpty());
assertNull(tester.logger.died);
}
public void testHappyWithSubclassWithDateTimeFormatConstructor()
throws UnableToCompleteException, SAXException {
DateLabelParser parser = new DateLabelParser();
tester = new ElementParserTester("my.MyConstructedDateLabel",
new DateLabelParser(), DATELABEL_SUBCLASS_FORMAT_CONSTRUCTOR);
StringBuffer b = new StringBuffer();
b.append("<ui:UiBinder xmlns:ui='" + ElementParserTester.BINDER_URI + "'");
b.append(" xmlns:my='urn:import:my'");
b.append(" xmlns:g='urn:import:com.google.gwt.user.client.ui'>");
b.append(" <my:MyConstructedDateLabel format='{someDateTimeFormat}' timezone='{someTimeZone}' /> ");
b.append("</ui:UiBinder>");
parser.parse(tester.getElem(b.toString(), "my:MyConstructedDateLabel"),
"fieldName", tester.parsedType, tester.writer);
FieldWriter w = tester.fieldManager.lookup("fieldName");
assertEquals("new my.MyConstructedDateLabel(someDateTimeFormat)",
w.getInitializer());
assertTrue(tester.writer.statements.isEmpty());
assertNull(tester.logger.died);
}
public void testHappyWithSubclassWithDateTimeFormatAndTimeZoneConstructor()
throws UnableToCompleteException, SAXException {
DateLabelParser parser = new DateLabelParser();
tester = new ElementParserTester("my.MyConstructedDateLabel2",
new DateLabelParser(), DATELABEL_SUBCLASS_FORMAT_AND_TZ_CONSTRUCTOR);
StringBuffer b = new StringBuffer();
b.append("<ui:UiBinder xmlns:ui='" + ElementParserTester.BINDER_URI + "'");
b.append(" xmlns:my='urn:import:my'");
b.append(" xmlns:g='urn:import:com.google.gwt.user.client.ui'>");
b.append(" <my:MyConstructedDateLabel2 format='{someDateTimeFormat}' timezone='{someTimeZone}' /> ");
b.append("</ui:UiBinder>");
parser.parse(tester.getElem(b.toString(), "my:MyConstructedDateLabel2"),
"fieldName", tester.parsedType, tester.writer);
FieldWriter w = tester.fieldManager.lookup("fieldName");
assertEquals(
"new my.MyConstructedDateLabel2(someDateTimeFormat, someTimeZone)",
w.getInitializer());
assertTrue(tester.writer.statements.isEmpty());
assertNull(tester.logger.died);
}
public void testHappyWithSubclassWithTimeZoneFormatConstructor()
throws UnableToCompleteException, SAXException {
DateLabelParser parser = new DateLabelParser();
tester = new ElementParserTester("my.MyConstructedDateLabel3",
new DateLabelParser(), DATELABEL_SUBCLASS_TZ_CONSTRUCTOR);
StringBuffer b = new StringBuffer();
b.append("<ui:UiBinder xmlns:ui='" + ElementParserTester.BINDER_URI + "'");
b.append(" xmlns:my='urn:import:my'");
b.append(" xmlns:g='urn:import:com.google.gwt.user.client.ui'>");
b.append(" <my:MyConstructedDateLabel3 format='{someDateTimeFormat}' timezone='{someTimeZone}' /> ");
b.append("</ui:UiBinder>");
parser.parse(tester.getElem(b.toString(), "my:MyConstructedDateLabel3"),
"fieldName", tester.parsedType, tester.writer);
FieldWriter w = tester.fieldManager.lookup("fieldName");
assertNull(w.getInitializer());
assertTrue(tester.writer.statements.isEmpty());
assertNull(tester.logger.died);
}
public void testHappyWithNoFormat() throws UnableToCompleteException,
SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel>");
b.append("</g:DateLabel>");
FieldWriter w = tester.parse(b.toString());
assertNull(w.getInitializer());
assertTrue(tester.writer.statements.isEmpty());
assertNull(tester.logger.died);
}
public void testHappyWithPredefinedFormat() throws UnableToCompleteException,
SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel predefinedFormat='DATE_MEDIUM'>");
b.append("</g:DateLabel>");
FieldWriter w = tester.parse(b.toString());
assertEquals("new " + DateLabel.class.getCanonicalName() + "("
+ DateTimeFormat.class.getCanonicalName() + ".getFormat("
+ PredefinedFormat.class.getCanonicalName() + ".DATE_MEDIUM))",
w.getInitializer());
assertTrue(tester.writer.statements.isEmpty());
assertNull(tester.logger.died);
}
public void testHappyWithTimezoneOffset() throws UnableToCompleteException,
SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel customFormat='zzzz' timezoneOffset='-7200'>");
b.append("</g:DateLabel>");
FieldWriter w = tester.parse(b.toString());
assertEquals("new " + DateLabel.class.getCanonicalName() + "("
+ DateTimeFormat.class.getCanonicalName() + ".getFormat(\"zzzz\"), "
+ TimeZone.class.getCanonicalName() + ".createTimeZone(-7200))",
w.getInitializer());
assertTrue(tester.writer.statements.isEmpty());
assertNull(tester.logger.died);
}
public void testChokeOnNonDateTimeFormat() throws SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel format='someString' >");
b.append("</g:DateLabel>");
try {
tester.parse(b.toString());
fail();
} catch (UnableToCompleteException e) {
assertTrue("Expect to hear about DateTimeFormat",
tester.logger.died.contains("DateTimeFormat"));
}
}
public void testChokeOnNonTimeZone() throws SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel format='{someDateTimeFormat}' timezone='someString' >");
b.append("</g:DateLabel>");
try {
tester.parse(b.toString());
fail();
} catch (UnableToCompleteException e) {
assertTrue("Expect to hear about TimeZone",
tester.logger.died.contains("TimeZone"));
}
}
public void testChokeOnUnknownPredefinedFormat() throws SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel predefinedFormat='someString' >");
b.append("</g:DateLabel>");
try {
tester.parse(b.toString());
fail();
} catch (UnableToCompleteException e) {
assertTrue("Expect to hear about PredefinedFormat",
tester.logger.died.contains("PredefinedFormat"));
}
}
public void testChokeOnMultipleFormats() throws SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel predefinedFormat='DATE_FULL' customFormat='MM/dd'>");
b.append("</g:DateLabel>");
try {
tester.parse(b.toString());
fail();
} catch (UnableToCompleteException e) {
assertTrue(
tester.logger.died,
tester.logger.died.contains(DateLabelParser.AT_MOST_ONE_SPECIFIED_FORMAT));
}
}
public void testChokeOnMultipleTimeZones() throws SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel format='{someDateTimeFormat}' timezone='{someTimeZone}' timezoneOffset='-7200'>");
b.append("</g:DateLabel>");
try {
tester.parse(b.toString());
fail();
} catch (UnableToCompleteException e) {
assertTrue(
tester.logger.died,
tester.logger.died.contains(DateLabelParser.AT_MOST_ONE_SPECIFIED_TIME_ZONE));
}
}
public void testChokeOnTimeZoneWithoutSpecifiedFormat() throws SAXException {
StringBuffer b = new StringBuffer();
b.append("<g:DateLabel timezoneOffset='-7200'>");
b.append("</g:DateLabel>");
try {
tester.parse(b.toString());
fail();
} catch (UnableToCompleteException e) {
assertTrue(
tester.logger.died,
tester.logger.died.contains(DateLabelParser.NO_TIMEZONE_WITHOUT_SPECIFIED_FORMAT));
}
}
}