/*
 * This file is part of the Meeds project (https://meeds.io/).
 * Copyright (C) 2020 Meeds Association
 * contact@meeds.io
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.exoplatform.services.rest.impl;

import org.exoplatform.services.rest.BaseTest;
import org.exoplatform.services.rest.impl.header.HeaderHelper;

import java.net.URI;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Locale;
import java.util.Map;

import javax.ws.rs.core.EntityTag;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.NewCookie;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Variant;

/**
 * @author <a href="mailto:andrew00x@gmail.com">Andrey Parfonov</a>
 * @version $Id: $
 */
public class ResponseImplTest extends BaseTest
{

   public void testSetHeader() throws Exception
   {
      Response response =
         Response.ok().language(new Locale("en", "GB")).language(new Locale("en", "US")).type(
            new MediaType("text", "plain")).location(new URI("http://exoplatform.org/ws/rs/test")).cookie(
            new NewCookie("name1", "value1")).cookie(new NewCookie("name2", "value2")).tag(
            new EntityTag("123456789", true)).lastModified(new Date(1000)).build();
      List<String> l = new ArrayList<String>();
      l.add("location:http://exoplatform.org/ws/rs/test");
      l.add("set-cookie:name1=value1;Version=1");
      l.add("set-cookie:name2=value2;Version=1");
      l.add("content-language:en-us");
      l.add("content-type:text/plain");
      l.add("etag:W/\"123456789\"");
      l.add("last-modified:Thu, 01 Jan 1970 00:00:01 GMT");

      for (Map.Entry<String, List<Object>> e : response.getMetadata().entrySet())
      {
         String name = e.getKey();
         for (Object o : e.getValue())
         {
            String h = name + ":" + HeaderHelper.getHeaderAsString(o);
            assertTrue(l.contains(h));
         }
      }
   }

   public void testVariant()
   {
      Response response =
         Response.ok().variant(new Variant(new MediaType("text", "xml"), new Locale("en", "GB"), "UTF-8")).build();
      assertEquals("text/xml", HeaderHelper.getHeaderAsString(response.getMetadata().getFirst("content-type")));
      assertEquals("UTF-8", HeaderHelper.getHeaderAsString(response.getMetadata().getFirst("content-encoding")));
      assertEquals("en-gb", HeaderHelper.getHeaderAsString(response.getMetadata().getFirst("content-language")));
   }

   public void testVariants()
   {
      List<Variant> vs = new ArrayList<Variant>(3);
      vs.add(new Variant(new MediaType("text", "xml"), null, null));
      vs.add(new Variant(null, null, "KOI8-R"));
      vs.add(new Variant(null, new Locale("ru", "RU"), null));
      Response response = Response.ok().variants(vs).build();
      assertEquals("Accept,Accept-Language,Accept-Encoding", response.getMetadata().getFirst("vary"));
      vs.remove(1);
      response = Response.ok().variants(vs).build();
      assertEquals("Accept,Accept-Language", response.getMetadata().getFirst("vary"));
      vs.remove(0);
      response = Response.ok().variants(vs).build();
      assertEquals("Accept-Language", response.getMetadata().getFirst("vary"));
      vs.clear();
      response = Response.ok().variants(vs).build();
      assertNull(response.getMetadata().getFirst("vary"));
   }

   public void testRemoveHeaders()
   {
      Response response =
         Response.ok().header("foo", "bar").header("foo", "to be or not to be").header("foo", null).build();
      assertNull(response.getMetadata().get("foo"));
      response = Response.ok().header("foo2", "bar").header("foo1", "to be or not to be").header("foo2", null).build();
      assertNull(response.getMetadata().get("foo2"));
      assertEquals(1, response.getMetadata().get("foo1").size());
      assertEquals("to be or not to be", response.getMetadata().getFirst("foo1"));
   }
}
