third_party/WebKit/LayoutTests/http/tests/xmlhttprequest/response-empty-arraybuffer.html

   1 <html>
   2 <body>
   3 <script src="../resources/testharness.js"></script>
   4 <script src="../resources/testharnessreport.js"></script>
   5 <p>Test that XMLHttpRequest.response returns an empty ArrayBuffer when received a response without an entity body.</p>
   6 <pre id="console"></pre>
   7 <script>
   8
   9 var zeroContentLengthTest = async_test("Test that XMLHttpRequest.response returns an empty ArrayBuffer when received a response with zero content length.");
  10 zeroContentLengthTest.step(function() {
  11     var req = new XMLHttpRequest;
  12     req.responseType = 'arraybuffer';
  13     req.open('GET', 'resources/zero-length.xml', true);
  14     req.onreadystatechange = zeroContentLengthTest.step_func(function() {
  15         if (req.readyState != 4)
  16             return;
  17
  18         assert_equals(req.status, 200);
  19         assert_equals(Object.prototype.toString.call(req.response), '[object ArrayBuffer]');
  20         assert_equals(req.response.byteLength, 0);
  21         zeroContentLengthTest.done();
  22     });
  23     req.send(null);
  24 });
  25
  26
  27 var notModifiedTest = async_test("Test that XMLHttpRequest.response returns an empty ArrayBuffer when received status is '304 not modified'.");
  28 notModifiedTest.step(function() {
  29     var req = new XMLHttpRequest;
  30     req.responseType = 'arraybuffer';
  31     req.open('GET', 'resources/reply.xml', true);
  32     req.onreadystatechange = notModifiedTest.step_func(function() {
  33         if (req.readyState != 4)
  34             return;
  35
  36         assert_equals(req.status, 200);
  37         assert_equals(Object.prototype.toString.call(req.response), '[object ArrayBuffer]');
  38         assert_equals(req.response.byteLength, 68);
  39
  40         var lastModified = req.getResponseHeader("Last-Modified");
  41
  42         var req2 = new XMLHttpRequest;
  43         req2.responseType = 'arraybuffer';
  44         req2.open('GET', 'resources/reply.xml', true);
  45         req2.setRequestHeader("If-Modified-Since", lastModified);
  46         req2.onreadystatechange = notModifiedTest.step_func(function() {
  47             if (req2.readyState != 4)
  48                 return;
  49
  50             assert_equals(req2.status, 304);
  51             assert_equals(Object.prototype.toString.call(req2.response), '[object ArrayBuffer]');
  52             assert_equals(req2.response.byteLength, 0);
  53             notModifiedTest.done();
  54         });
  55         req2.send(null);
  56     });
  57     req.send(null);
  58 });
  59
  60 </script>
  61 </body>