third_party/WebKit/LayoutTests/http/tests/xmlhttprequest/xmlhttprequest-responseText-exception.html

   1 <!doctype html>
   2 <script src="/js-test-resources/js-test.js"></script>
   3 <script type="text/javascript">
   4 window.jsTestIsAsync = true;
   5 description('XMLHttpRequest.responseText should not throw even when not (loading or done).');
   6 function test(readyState) {
   7     var xhr;
   8     return new Promise(function(resolve, reject) {
   9         xhr = new XMLHttpRequest();
  10         xhr.onreadystatechange = function() {
  11             try {
  12                 if (this.readyState === readyState) {
  13                     // We evaluate responseText because we want to make sure
  14                     // doing that doesn't throw.
  15                     var response = xhr.responseText;
  16                     resolve(response);
  17                 }
  18             } catch(e) {
  19                 reject(e);
  20             }
  21         }
  22         xhr.onerror = reject;
  23         xhr.open('GET', 'resources/1251.html');
  24         if (readyState !== 1) {
  25             xhr.send();
  26         }
  27     }).then(function() {
  28         testPassed('readyState = ' + readyState);
  29         xhr.abort();
  30     }, function(e) {
  31         testFailed('readyState = ' + readyState, + ', ' + e);
  32     });
  33 }
  34
  35 var promise = Promise.resolve();
  36 for (var readyState = 1; readyState <= 4; ++readyState) {
  37     promise = promise.then(test.bind(undefined, readyState));
  38 }
  39 promise.then(finishJSTest, function(e) {
  40     testFailed(e);
  41     finishJSTest();
  42 });
  43 </script>