/*
* 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.i18n.rebind;
import com.google.gwt.core.ext.BadPropertyValueException;
import com.google.gwt.core.ext.ConfigurationProperty;
import com.google.gwt.core.ext.DefaultConfigurationProperty;
import com.google.gwt.core.ext.GeneratorContext;
import com.google.gwt.core.ext.PropertyOracle;
import com.google.gwt.core.ext.SelectionProperty;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.dev.shell.FailErrorLogger;
import com.google.gwt.i18n.shared.GwtLocale;
import com.google.gwt.i18n.shared.GwtLocaleFactory;
import junit.framework.TestCase;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeMap;
import java.util.TreeSet;
/**
* Test for {@link LocaleUtils}.
*/
public class LocaleUtilsTest extends TestCase {
/**
* Mock config property that gets the values in the constructor.
*/
public class MockConfigProperty extends DefaultConfigurationProperty {
/**
* @param name
* @param values
*/
public MockConfigProperty(String name, String... values) {
super(name, Arrays.asList(values));
}
}
private static class MockPropertyOracle implements PropertyOracle {
private final Map<String, ConfigurationProperty> configProperties;
private final Map<String, SelectionProperty> selectionProperties;
public MockPropertyOracle() {
configProperties = new TreeMap<String, ConfigurationProperty>();
selectionProperties = new TreeMap<String, SelectionProperty>();
}
@Override
public ConfigurationProperty getConfigurationProperty(String propertyName)
throws BadPropertyValueException {
ConfigurationProperty prop = configProperties.get(propertyName);
if (prop == null) {
throw new BadPropertyValueException(propertyName);
}
return prop;
}
@Override
public SelectionProperty getSelectionProperty(TreeLogger logger, String propertyName)
throws BadPropertyValueException {
SelectionProperty prop = selectionProperties.get(propertyName);
if (prop == null) {
throw new BadPropertyValueException(propertyName);
}
return prop;
}
public void setProperty(ConfigurationProperty prop) {
configProperties.put(prop.getName(), prop);
}
public void setProperty(SelectionProperty prop) {
selectionProperties.put(prop.getName(), prop);
}
}
/**
* Mock selection property.
*/
private static class MockSelectionProperty implements SelectionProperty {
private String fallbackValue;
private final String name;
private final SortedSet<String> possibleValues;
private String value;
/**
* Initialize mock selection property.
*/
public MockSelectionProperty(String name, String... possibleValues) {
this.name = name;
this.possibleValues = new TreeSet<String>();
this.possibleValues.addAll(Arrays.asList(possibleValues));
if (possibleValues.length > 0) {
value = possibleValues[0];
}
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null || getClass() != obj.getClass()) {
return false;
}
MockSelectionProperty other = (MockSelectionProperty) obj;
if (fallbackValue == null) {
if (other.fallbackValue != null) {
return false;
}
} else if (!fallbackValue.equals(other.fallbackValue)) {
return false;
}
if (!name.equals(other.name) || !possibleValues.equals(other.possibleValues)) {
return false;
}
if (value == null) {
if (other.value != null) {
return false;
}
} else if (!value.equals(other.value)) {
return false;
}
return true;
}
@Override
public String getCurrentValue() {
return value;
}
@Override
public String getFallbackValue() {
return fallbackValue;
}
@Override
public List<? extends Set<String>> getFallbackValues(String value) {
return Collections.emptyList();
}
@Override
public String getName() {
return name;
}
@Override
public SortedSet<String> getPossibleValues() {
return possibleValues;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((fallbackValue == null) ? 0 : fallbackValue.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
result = prime * result + ((possibleValues == null) ? 0 : possibleValues.hashCode());
result = prime * result + ((value == null) ? 0 : value.hashCode());
return result;
}
/**
* @param value the value to set
*/
public void setCurrentValue(String value) {
this.value = value;
}
}
/**
* @param set
* @param key
*/
private static <T> void assertContains(Set<T> set, T key) {
assertTrue(set + " should have contained " + key, set.contains(key));
}
private GeneratorContext ctx;
private MockConfigProperty localeCookieParam;
private MockSelectionProperty localeProp;
private MockConfigProperty localeQueryParam;
private TreeLogger logger = new FailErrorLogger();
private PropertyOracle props;
private MockConfigProperty rtLocaleProp;
/**
* Initialize mocks for tests.
*/
public LocaleUtilsTest() {
MockPropertyOracle mock = new MockPropertyOracle();
localeProp = new MockSelectionProperty(LocaleUtils.PROP_LOCALE, "es_419", "es", "en");
mock.setProperty(localeProp);
localeQueryParam = new MockConfigProperty(LocaleUtils.PROP_LOCALE_QUERY_PARAM, "query-param");
mock.setProperty(localeQueryParam);
localeCookieParam = new MockConfigProperty(LocaleUtils.PROP_LOCALE_COOKIE, "cookie-name");
mock.setProperty(localeCookieParam);
rtLocaleProp = new MockConfigProperty(LocaleUtils.PROP_RUNTIME_LOCALES, "es_AR", "es_CO",
"es_ES", "es_GB", "en_Dsrt");
mock.setProperty(rtLocaleProp);
props = mock;
}
/**
* Test method for {@link com.google.gwt.i18n.rebind.LocaleUtils#getAllCompileLocales()}.
*/
public void testGetAllCompileLocales() {
LocaleUtils localeUtils = LocaleUtils.getInstance(logger, props, ctx);
GwtLocaleFactory factory = LocaleUtils.getLocaleFactory();
Set<GwtLocale> locales = localeUtils.getAllCompileLocales();
assertEquals(3, locales.size());
assertContains(locales, factory.fromString("es_419"));
assertContains(locales, factory.fromString("es"));
assertContains(locales, factory.fromString("en"));
}
/**
* Test method for {@link com.google.gwt.i18n.rebind.LocaleUtils#getAllLocales()}.
*/
public void testGetAllLocales() {
LocaleUtils localeUtils = LocaleUtils.getInstance(logger, props, ctx);
GwtLocaleFactory factory = LocaleUtils.getLocaleFactory();
Set<GwtLocale> locales = localeUtils.getAllLocales();
assertEquals(7, locales.size());
assertContains(locales, factory.fromString("es_419"));
assertContains(locales, factory.fromString("es"));
assertContains(locales, factory.fromString("en"));
assertContains(locales, factory.fromString("es_AR"));
assertContains(locales, factory.fromString("es_CO"));
assertContains(locales, factory.fromString("es_ES"));
assertContains(locales, factory.fromString("es_GB"));
}
/**
* Test method for {@link com.google.gwt.i18n.rebind.LocaleUtils#getCompileLocale()}.
*/
public void testGetCompileLocale() {
LocaleUtils localeUtils = LocaleUtils.getInstance(logger, props, ctx);
assertEquals("es_419", localeUtils.getCompileLocale().toString());
}
/**
* Test method for {@link com.google.gwt.i18n.rebind.LocaleUtils#getCookie()}.
*/
public void testGetCookie() {
LocaleUtils localeUtils = LocaleUtils.getInstance(logger, props, ctx);
assertEquals("cookie-name", localeUtils.getCookie());
}
/**
* Test caching of {@link LocaleUtils} instances.
*/
public void testGetInstanceCaching() {
LocaleUtils localeUtils = LocaleUtils.getInstance(logger, props, ctx);
assertSame(localeUtils, LocaleUtils.getInstance(logger, props, ctx));
}
/**
* Test method for {@link com.google.gwt.i18n.rebind.LocaleUtils#getQueryParam()}.
*/
public void testGetQueryParam() {
LocaleUtils localeUtils = LocaleUtils.getInstance(logger, props, ctx);
assertEquals("query-param", localeUtils.getQueryParam());
}
/**
* Test method for {@link com.google.gwt.i18n.rebind.LocaleUtils#getRuntimeLocales()}.
*/
public void testGetRuntimeLocales() {
LocaleUtils localeUtils = LocaleUtils.getInstance(logger, props, ctx);
GwtLocaleFactory factory = LocaleUtils.getLocaleFactory();
Set<GwtLocale> locales = localeUtils.getRuntimeLocales();
assertEquals(2, locales.size());
assertContains(locales, factory.fromString("es_AR"));
assertContains(locales, factory.fromString("es_CO"));
localeProp.setCurrentValue("es");
LocaleUtils localeUtils2 = LocaleUtils.getInstance(logger, props, ctx);
localeProp.setCurrentValue("es_419");
assertNotSame(localeUtils, localeUtils2);
// check that we don't pick up runtime locales that are under a more-specific compile locale
locales = localeUtils2.getRuntimeLocales();
assertEquals(2, locales.size());
assertContains(locales, factory.fromString("es_ES"));
assertContains(locales, factory.fromString("es_GB"));
}
}