package it.com.atlassian.gzipfilter;
   
   import junit.framework.TestCase;
   
   import java.io.IOException;
   
   import org.apache.commons.httpclient.HttpClient;
   import org.apache.commons.httpclient.HttpMethod;
   import org.apache.commons.httpclient.methods.GetMethod;
  import org.junit.Before;
  import org.junit.Test;
  import static org.junit.Assert.*;
  
  public class TestResponseTypes
  {
      private HttpMethod method;
  
      @Before
      public void setUp() throws Exception
      {
          method = null;
      }
  
      @Test
      public void test304HasNoBody() throws IOException
      {
          int i = executeMethodAcceptingGzip("304.html");
          assertEquals("Should return 304 - not modified", 304, i);
          assertEmptyBody(method);
      }
  
      @Test
      public void testRedirect() throws IOException
      {
          HttpClient client = new HttpClient();
          HttpMethod method = new GetMethod(IntegrationTestUtils.URL + "redirect.html");
          method.addRequestHeader(IntegrationTestUtils.GZIP_ACCEPT_HEADER);
          method.setFollowRedirects(false);
  
          // test mime-type of image/png is not gzipped
          int i = client.executeMethod(method);
          assertEquals("Should return 302 - redirect", 302, i);
  
          // According to the HTTP spec, redirect should have a body:
          //   http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html
          // "Unless the request method was HEAD, the entity of the response
          // SHOULD contain a short hypertext note with a hyperlink to the new URI(s)"
  //        assertEmptyBody(method);
      }
  
      @Test
      public void testUrlRewriteClassesAreNotFound() throws IOException
      {
          int i = executeMethodAcceptingGzip("classes.html");
          assertEquals("Should return 200 if classes can not be found", 200, i);
      }
  
  
  
      private static void assertEmptyBody(HttpMethod method) throws IOException
      {
          if (method.getResponseBody() != null && method.getResponseBody().length > 0)
              fail("Content should be null, but was '" + new String(method.getResponseBody(), "UTF-8") + "'");
      }
  
      private int executeMethodAcceptingGzip(String s) throws IOException
      {
          HttpClient client = new HttpClient();
          method = new GetMethod(IntegrationTestUtils.URL + s);
          method.addRequestHeader(IntegrationTestUtils.GZIP_ACCEPT_HEADER);
          return client.executeMethod(method);
      }
  }