src/third_party/WebKit/LayoutTests/fast/js/Promise-static-cast.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <div id="description"></div>
   8 <div id="console"></div>
   9 <script>
  10 description('Test Promise.cast');
  11
  12 window.jsTestIsAsync = true;
  13 result = undefined;
  14 result2 = undefined;
  15
  16 var resolve;
  17 var value = new Promise(function (r) { resolve = r;} );
  18 var promise = Promise.cast(value);
  19
  20 // If [[IsPromise]] is true, Promise.cast simply returns argument.
  21 shouldBeTrue('promise === value');
  22
  23 promise.then(function(res) {
  24   result = res;
  25   shouldBeEqualToString('result', 'hello');
  26
  27   return Promise.cast(42).then(function (res) {
  28       result2 = res;
  29       shouldBe('result2', '42');
  30   });
  31 }).then(function () {
  32   testPassed('fulfilled');
  33   finishJSTest();
  34 }, function() {
  35   testFailed('rejected');
  36   finishJSTest();
  37 });
  38
  39 resolve('hello');
  40 shouldBe('result', 'undefined');
  41 shouldBe('result2', 'undefined');
  42 </script>
  43 </body>
  44 </html>