/***
* Copyright (c) 2009 Caelum - www.caelum.com.br/opensource
* All rights reserved.
*
* 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 br.com.caelum.vraptor.converter;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.ResourceBundle;
import javax.servlet.FilterChain;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpSession;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import br.com.caelum.vraptor.core.JstlLocalization;
import br.com.caelum.vraptor.core.RequestInfo;
import br.com.caelum.vraptor.http.MutableRequest;
public class LocaleBasedCalendarConverterTest {
static final String LOCALE_KEY = "javax.servlet.jsp.jstl.fmt.locale";
private LocaleBasedCalendarConverter converter;
private @Mock MutableRequest request;
private @Mock HttpSession session;
private @Mock ServletContext context;
private @Mock ResourceBundle bundle;
private @Mock JstlLocalization jstlLocalization;
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
FilterChain chain = mock(FilterChain.class);
final RequestInfo webRequest = new RequestInfo(context, chain, request, null);
jstlLocalization = new JstlLocalization(webRequest);
converter = new LocaleBasedCalendarConverter(jstlLocalization);
bundle = ResourceBundle.getBundle("messages");
Locale.setDefault(Locale.ENGLISH);
}
@Test
public void shouldBeAbleToConvert() {
when(request.getAttribute(LOCALE_KEY + ".request")).thenReturn("pt_br");
assertThat(converter.convert("10/06/2008", Calendar.class, bundle),
is(equalTo((Calendar) new GregorianCalendar(2008, 5, 10))));
}
@Test
public void shouldUseTheDefaultLocale() throws ParseException {
when(request.getAttribute(LOCALE_KEY + ".request")).thenReturn(null);
when(request.getSession()).thenReturn(session);
when(session.getAttribute(LOCALE_KEY + ".session")). thenReturn(null);
when(context.getAttribute(LOCALE_KEY + ".application")). thenReturn(null);
when(context.getInitParameter(LOCALE_KEY)). thenReturn(null);
when(request.getLocale()).thenReturn(null);
Date date = new SimpleDateFormat("dd/MM/yyyy").parse("10/05/2010");
Calendar cal = new GregorianCalendar();
cal.setTime(date);
String formattedToday = DateFormat.getDateInstance(DateFormat.SHORT).format(date);
assertThat(converter.convert(formattedToday, Calendar.class, bundle), is(equalTo(cal)));
}
@Test
public void shouldBeAbleToConvertEmpty() {
assertThat(converter.convert("", Calendar.class, bundle), is(nullValue()));
}
@Test
public void shouldBeAbleToConvertNull() {
assertThat(converter.convert(null, Calendar.class, bundle), is(nullValue()));
}
@Test
public void shouldThrowExceptionWhenUnableToParse() {
when(request.getAttribute(LOCALE_KEY + ".request")).thenReturn("pt_br");
try {
converter.convert("a,10/06/2008/a/b/c", Calendar.class, bundle);
} catch (ConversionError e) {
assertThat(e.getMessage(), is(equalTo("a,10/06/2008/a/b/c is not a valid date.")));
}
}
}