package org.jboss.resteasy.test.resource.basic;

import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.container.test.api.RunAsClient;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.resteasy.client.jaxrs.ResteasyClient;
import javax.ws.rs.client.ClientBuilder;
import org.jboss.resteasy.test.resource.basic.resource.DefaultCharsetResource;
import org.jboss.resteasy.utils.PortProviderUtil;
import org.jboss.resteasy.utils.TestUtil;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;

/**
 * @tpSubChapter Resources
 * @tpChapter Integration tests
 * @tpTestCaseDetails Add charset "UTF-8" to response mediatype if context parameter "resteasy.add.charset" is true
 * @tpSince RESTEasy 3.1.1.Final
 */
@RunWith(Arquillian.class)
@RunAsClient
public class DefaultCharsetTest {

   protected enum ADD_CHARSET {TRUE, FALSE, DEFAULT};

   static ResteasyClient client;

   @Deployment(name = "true") // "resteasy.add.charset" set to true
   public static Archive<?> deploy_charset() {
      WebArchive war = TestUtil.prepareArchive(DefaultCharsetTest.class.getSimpleName() + "_true");
      war.addAsWebInfResource(DefaultCharsetTest.class.getPackage(), "DefaultCharsetTestWeb_true.xml", "web.xml");
      return TestUtil.finishContainerPrepare(war, null, DefaultCharsetResource.class);
   }

   @Deployment(name = "false") // "resteasy.add.charset" set to false
   public static Archive<?> deploy_nocharset() {
      WebArchive war = TestUtil.prepareArchive(DefaultCharsetTest.class.getSimpleName() + "_false");
      war.addAsWebInfResource(DefaultCharsetTest.class.getPackage(), "DefaultCharsetTestWeb_false.xml", "web.xml");
      return TestUtil.finishContainerPrepare(war, null, DefaultCharsetResource.class);
   }

   @Deployment(name = "default") // "resteasy.add.charset" not set
   public static Archive<?> deploy_default() {
      WebArchive war = TestUtil.prepareArchive(DefaultCharsetTest.class.getSimpleName() + "_default");
      war.addAsWebInfResource(DefaultCharsetTest.class.getPackage(), "DefaultCharsetTestWeb_default.xml", "web.xml");
      return TestUtil.finishContainerPrepare(war, null, DefaultCharsetResource.class);
   }

   @Before
   public void init() {
      client = (ResteasyClient)ClientBuilder.newClient();
   }

   @After
   public void after() throws Exception {
      client.close();
      client = null;
   }

   private String generateURL(String suffix, String context, String path) {
      return PortProviderUtil.generateURL(context + path, DefaultCharsetTest.class.getSimpleName() + suffix);
   }

   @Test
   public void testCharset() throws Exception {
      doTest("_true",    "/true",    "/nocharset",     "UTF-8");  // "resteasy.add.charset" set to true, text media type, charset not set
      doTest("_true",    "/true",    "/charset",       "UTF-16"); // "resteasy.add.charset" set to true, text media type, charset already set
      doTest("_true",    "/true",    "/nomediatype",   null);     // "resteasy.add.charset" set to true, no mediatype set in response
      doTest("_true",    "/true",    "/xml_nocharset", "UTF-8");  // "resteasy.add.charset" set to true, application/xml media type, charset not set
      doTest("_true",    "/true",    "/xml_charset",   "UTF-16"); // "resteasy.add.charset" set to true, application/xml media type, charset already set
      doTest("_true",    "/true",    "/external",      "UTF-8");  // "resteasy.add.charset" set to true, application/xml-... media type, charset not set
      doTest("_true",    "/true",    "/json",          null);     // "resteasy.add.charset" set to true, application/json media type, charset not set

      doTest("_false",   "/false",   "/nocharset",     null);     // "resteasy.add.charset" set to false, text media type, charset not set
      doTest("_false",   "/false",   "/charset",       "UTF-16"); // "resteasy.add.charset" set to false, text media type, charset already set
      doTest("_false",   "/false",   "/nomediatype",   null);     // "resteasy.add.charset" set to false, no media type set in response
      doTest("_false",   "/false",   "/xml_nocharset", null);     // "resteasy.add.charset" set to false, application/xml media type, charset not set
      doTest("_false",   "/false",   "/xml_charset",   "UTF-16"); // "resteasy.add.charset" set to false, application/xml media type, charset already set
      doTest("_false",   "/false",   "/external",      null);     // "resteasy.add.charset" set to false, application/xml-... media type, charset not set
      doTest("_false",   "/false",   "/json",          null);     // "resteasy.add.charset" set to false, application/json media type, charset not set

      doTest("_default", "/default",  "/nocharset",     "UTF-8");  // "resteasy.add.charset" not set, text media type, charset not set
      doTest("_default", "/default",  "/charset",       "UTF-16"); // "resteasy.add.charset" not set, text media type, charset already set
      doTest("_default", "/default",  "/nomediatype",   null);     // "resteasy.add.charset" not set, no mediatype set in response
      doTest("_default", "/default",  "/xml_nocharset", "UTF-8");  // "resteasy.add.charset" not set, application/xml media type, charset not set
      doTest("_default", "/default",  "/xml_charset",   "UTF-16"); // "resteasy.add.charset" not set, application/xml media type, charset already set
      doTest("_default", "/default",  "/external",      "UTF-8");  // "resteasy.add.charset" not set, application/xml-... media type, charset not set
      doTest("_default", "/default",  "/json",          null);     // "resteasy.add.charset" not set, application/json media type, charset not set
   }

   void doTest(String suffix, String mapping, String path, String expectedMediaType) throws Exception {
      WebTarget target = client.target(generateURL(suffix, mapping, path));
      Response response = target.request().get();
      Assert.assertEquals(200, response.getStatus());
      Assert.assertEquals(expectedMediaType, response.getMediaType().getParameters().get(MediaType.CHARSET_PARAMETER));
      response.close();
   }
}
