Spring Framework example source code file (SessionLocaleResolverTests.java)

This example Spring Framework source code file (SessionLocaleResolverTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

exception, exception, http, httpsession, locale, mockhttpservletrequest, mockhttpservletrequest, mockhttpservletresponse, mockhttpservletresponse, request, response, servlet, sessionlocaleresolver, sessionlocaleresolver, sessionlocaleresolvertests, testcase, util

The Spring Framework SessionLocaleResolverTests.java source code

/*
 * Copyright 2002-2006 the original author or authors.
 *
 * 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 org.springframework.web.servlet.i18n;

import java.util.Locale;

import javax.servlet.http.HttpSession;

import junit.framework.TestCase;

import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;

/**
 * @author Juergen Hoeller
 */
public class SessionLocaleResolverTests extends TestCase {

	public void testResolveLocale() {
		MockHttpServletRequest request = new MockHttpServletRequest();
		request.getSession().setAttribute(SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME, Locale.GERMAN);

		SessionLocaleResolver resolver = new SessionLocaleResolver();
		assertEquals(Locale.GERMAN, resolver.resolveLocale(request));
	}

	public void testSetAndResolveLocale() {
		MockHttpServletRequest request = new MockHttpServletRequest();
		MockHttpServletResponse response = new MockHttpServletResponse();

		SessionLocaleResolver resolver = new SessionLocaleResolver();
		resolver.setLocale(request, response, Locale.GERMAN);
		assertEquals(Locale.GERMAN, resolver.resolveLocale(request));

		HttpSession session = request.getSession();
		request = new MockHttpServletRequest();
		request.setSession(session);
		resolver = new SessionLocaleResolver();

		assertEquals(Locale.GERMAN, resolver.resolveLocale(request));
	}

	public void testResolveLocaleWithoutSession() throws Exception {
		MockHttpServletRequest request = new MockHttpServletRequest();
		request.addPreferredLocale(Locale.TAIWAN);

		SessionLocaleResolver resolver = new SessionLocaleResolver();

		assertEquals(request.getLocale(), resolver.resolveLocale(request));
	}

	public void testResolveLocaleWithoutSessionAndDefaultLocale() throws Exception {
		MockHttpServletRequest request = new MockHttpServletRequest();
		request.addPreferredLocale(Locale.TAIWAN);

		SessionLocaleResolver resolver = new SessionLocaleResolver();
		resolver.setDefaultLocale(Locale.GERMAN);

		assertEquals(Locale.GERMAN, resolver.resolveLocale(request));
	}

	public void testSetLocaleToNullLocale() throws Exception {
		MockHttpServletRequest request = new MockHttpServletRequest();
		request.addPreferredLocale(Locale.TAIWAN);
		request.getSession().setAttribute(SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME, Locale.GERMAN);
		MockHttpServletResponse response = new MockHttpServletResponse();

		SessionLocaleResolver resolver = new SessionLocaleResolver();
		resolver.setLocale(request, response, null);
		Locale locale = (Locale) request.getSession().getAttribute(SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME);
		assertNull(locale);

		HttpSession session = request.getSession();
		request = new MockHttpServletRequest();
		request.addPreferredLocale(Locale.TAIWAN);
		request.setSession(session);
		resolver = new SessionLocaleResolver();
		assertEquals(Locale.TAIWAN, resolver.resolveLocale(request));
	}

}