third_party/WebKit/LayoutTests/http/tests/xmlhttprequest/response-legacystream.html

   1 <!DOCTYPE html>
   2 <html>
   3 <body>
   4 <script src="../resources/testharness.js"></script>
   5 <script src="../resources/testharnessreport.js"></script>
   6 <script type="text/javascript">
   7 var test = async_test("Test response of XMLHttpRequest with responseType set to 'legacystream' for various readyState.");
   8
   9 test.step(function()
  10 {
  11     var xhr = new XMLHttpRequest;
  12
  13     xhr.responseType = "legacystream";
  14     assert_equals(xhr.responseType, "legacystream", "xhr.responseType");
  15
  16     assert_equals(xhr.readyState, xhr.UNSENT, "xhr.readyState");
  17     assert_equals(xhr.response, null, "xhr.response during UNSENT");
  18
  19     var seenStates = [];
  20
  21     xhr.onreadystatechange = test.step_func(function() {
  22         // onreadystatechange can be invoked multiple times in LOADING state.
  23         if (seenStates.length == 0 || xhr.readyState != seenStates[seenStates.length - 1])
  24             seenStates.push(xhr.readyState);
  25
  26         switch (xhr.readyState) {
  27         case xhr.UNSENT:
  28             assert_unreached('Unexpected readyState: UNSENT');
  29             return;
  30
  31         case xhr.OPENED:
  32             assert_equals(xhr.response, null, "xhr.response during OPENED");
  33             return;
  34
  35         case xhr.HEADERS_RECEIVED:
  36             assert_equals(xhr.response, null, "xhr.response during HEADERS_RECEIVED");
  37             return;
  38
  39         case xhr.LOADING:
  40             assert_not_equals(xhr.response, null, "xhr.response during LOADING");
  41             return;
  42
  43         case xhr.DONE:
  44             assert_equals(xhr.status, 200, "xhr.status");
  45
  46             // Check that we saw all states.
  47             assert_array_equals(seenStates,
  48                                 [xhr.OPENED, xhr.HEADERS_RECEIVED, xhr.LOADING, xhr.DONE]);
  49
  50             test.done();
  51             return;
  52
  53         default:
  54             assert_unreached('Unexpected readyState: ' + xhr.readyState)
  55             return;
  56         }
  57     });
  58
  59     xhr.open('GET', '../resources/test.ogv', true);
  60     xhr.send();
  61 });
  62 </script>
  63 </body>
  64 </html>