AcceptLanguageTest.java

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package com.sun.jersey.impl.resource;

import com.sun.jersey.api.client.ClientResponse;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.impl.AbstractResourceTester;
import java.io.IOException;
import java.util.List;
import java.util.Locale;
import javax.ws.rs.Path;
import javax.ws.rs.GET;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.Response;

/**
 *
 * @author Paul.Sandoz@Sun.Com
 */
public class AcceptLanguageTest extends AbstractResourceTester {
    
    public AcceptLanguageTest(String testName) {
        super(testName);
    }

    @Path("/")
    public static class Resource {
        @GET
        public Response empty(@Context HttpHeaders h) {
            List<Locale> ld = h.getAcceptableLanguages();
            
            assertEquals(1, ld.size());
            assertEquals("*", ld.get(0).getLanguage());
            return Response.ok().language(Locale.ENGLISH).build();
        }
        
        @Path("en-gb")
        @GET
        public Response one(@Context HttpHeaders h) {
            List<Locale> ld = h.getAcceptableLanguages();
            
            assertEquals(1, ld.size());
            assertEquals("en", ld.get(0).getLanguage());
            assertEquals("GB", ld.get(0).getCountry());
            return Response.ok().language(ld.get(0)).build();
        }

        @Path("fr/de/en-gb")
        @GET
        public Response two(@Context HttpHeaders h) {
            List<Locale> ld = h.getAcceptableLanguages();
            
            assertEquals(3, ld.size());
            assertEquals("fr", ld.get(0).toString());
            assertEquals("de", ld.get(1).toString());
            assertEquals("en", ld.get(2).getLanguage());
            assertEquals("GB", ld.get(2).getCountry());
            return Response.ok().language(ld.get(0)).build();
        }
    }
    
    public void testAcceptGet() throws IOException {
        initiateWebApplication(Resource.class);
        WebResource r = resource("/");
        
        ClientResponse cr = r.get(ClientResponse.class);
        assertEquals("en", cr.getLanguage());

        cr = r.path("en-gb").acceptLanguage("en-gb").get(ClientResponse.class);
        assertEquals("en-GB", cr.getLanguage());
        
        cr = r.path("fr/de/en-gb").
                acceptLanguage("de;q=0.8").
                acceptLanguage("fr").
                acceptLanguage("en-gb;q=0.7").
                get(ClientResponse.class);
        assertEquals("fr", cr.getLanguage());
        
        cr = r.path("fr/de/en-gb").
                acceptLanguage("de;q=0.8").
                acceptLanguage("fr;q=1.0").
                acceptLanguage("en-gb;q=0.7").
                get(ClientResponse.class);
        assertEquals("fr", cr.getLanguage());
    }
}