third_party/WebKit/LayoutTests/web-animations-api/player-ready-promise.html

   1 <!DOCTYPE html>
   2 <script src="../resources/testharness.js"></script>
   3 <script src="../resources/testharnessreport.js"></script>
   4
   5 <script>
   6 test(function() {
   7   var player = document.documentElement.animate([], 100000);
   8   assert_true(player.ready instanceof Promise);
   9 }, 'The ready attribute should be a Promise');
  10
  11 async_test(function(t) {
  12   var player = document.documentElement.animate([], 100000);
  13   player.cancel();
  14   player.ready.then(function(p) {
  15     t.step(function() {
  16       assert_equals(p, player);
  17     });
  18     t.done();
  19   });
  20 }, 'The ready promise should be resolved when a player is in the idle play state');
  21
  22 test(function() {
  23   var player = document.documentElement.animate([], 100000);
  24   var promise = player.ready;
  25   player.cancel();
  26   assert_not_equals(player.ready, promise);
  27 }, 'The ready promise should be replaced when the player is cancelled');
  28
  29 test(function() {
  30   var player = document.documentElement.animate([], 100000);
  31   player.cancel();
  32   var promise = player.ready;
  33   player.play();
  34   assert_not_equals(player.ready, promise);
  35 }, 'The ready promise should be replaced when the player enters the pending state');
  36
  37 async_test(function(t) {
  38   var player = document.documentElement.animate([], 100000);
  39   player.ready.then(function() {
  40     t.step(function() {
  41       assert_unreached();
  42     });
  43   }, function(e) {
  44     t.step(function() {
  45       assert_equals(e.code, DOMException.ABORT_ERR);
  46     });
  47     t.done();
  48   });
  49   player.cancel();
  50 }, 'A pending ready promise should be rejected when the player is cancelled');
  51
  52 async_test(function(t) {
  53   var player = document.documentElement.animate([], 100000);
  54   var promise = player.ready;
  55   promise.then(function(p) {
  56     t.step(function() {
  57       assert_equals(p, player);
  58       assert_equals(player.ready, promise);
  59     });
  60     t.done();
  61   });
  62 }, 'A pending ready promise should be resolved and not replaced when the player enters the running state');
  63
  64 async_test(function(t) {
  65   var player = document.documentElement.animate([], 100000);
  66   var promise = player.ready;
  67   player.finish();
  68   promise.then(function(p) {
  69     t.step(function() {
  70       assert_equals(p, player);
  71       assert_equals(player.ready, promise);
  72     });
  73     t.done();
  74   });
  75 }, 'A pending ready promise should be resolved and not replaced when the player enters the finished state');
  76
  77 async_test(function(t) {
  78   var player = document.documentElement.animate([], 100000);
  79   var promise = player.ready;
  80   player.pause();
  81   promise.then(function(p) {
  82     t.step(function() {
  83       assert_equals(p, player);
  84       assert_equals(player.ready, promise);
  85     });
  86     t.done();
  87   });
  88 }, 'A pending ready promise should be resolved and not replaced when the player enters the paused state');
  89 </script>