package org.appfuse.webapp.filter;
import junit.framework.TestCase;
import org.appfuse.Constants;
import org.springframework.context.i18n.LocaleContextHolder;
import org.springframework.mock.web.MockFilterConfig;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.mock.web.MockHttpSession;
import javax.servlet.jsp.jstl.core.Config;
import java.util.Locale;
public class LocaleFilterTest extends TestCase {
private LocaleFilter filter = null;
protected void setUp() throws Exception {
filter = new LocaleFilter();
filter.init(new MockFilterConfig());
}
public void testSetLocaleInSessionWhenSessionIsNull() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest();
request.addParameter("locale", "es");
MockHttpServletResponse response = new MockHttpServletResponse();
filter.doFilter(request, response, new MockFilterChain());
// no session, should result in null
assertNull(request.getSession().getAttribute(Constants.PREFERRED_LOCALE_KEY));
// thread locale should always have it, regardless of session
assertNotNull(LocaleContextHolder.getLocale());
}
public void testSetLocaleInSessionWhenSessionNotNull() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest();
request.addParameter("locale", "es");
MockHttpServletResponse response = new MockHttpServletResponse();
request.setSession(new MockHttpSession(null));
filter.doFilter(request, response, new MockFilterChain());
// session not null, should result in not null
Locale locale = (Locale) request.getSession().getAttribute(Constants.PREFERRED_LOCALE_KEY);
assertNotNull(locale);
assertNotNull(LocaleContextHolder.getLocale());
assertEquals(new Locale("es"), locale);
}
public void testSetInvalidLocale() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest();
request.addParameter("locale", "foo");
MockHttpServletResponse response = new MockHttpServletResponse();
request.setSession(new MockHttpSession(null));
filter.doFilter(request, response, new MockFilterChain());
// a locale will get set regardless - there's no such thing as an invalid one
assertNotNull(request.getSession().getAttribute(Constants.PREFERRED_LOCALE_KEY));
}
public void testJstlLocaleIsSet() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest();
request.addParameter("locale", "es");
MockHttpServletResponse response = new MockHttpServletResponse();
request.setSession(new MockHttpSession(null));
filter.doFilter(request, response, new MockFilterChain());
assertNotNull(Config.get(request.getSession(), Config.FMT_LOCALE));
}
public void testLocaleAndCountry() throws Exception {
MockHttpServletRequest request = new MockHttpServletRequest();
request.setSession(new MockHttpSession());
request.addParameter("locale", "zh_TW");
MockHttpServletResponse response = new MockHttpServletResponse();
filter.doFilter(request, response, new MockFilterChain());
// session not null, should result in not null
Locale locale = (Locale) request.getSession().getAttribute(Constants.PREFERRED_LOCALE_KEY);
assertNotNull(locale);
assertEquals(new Locale("zh", "TW"), locale);
}
}