diff options
Diffstat (limited to '')
-rw-r--r-- | devtools/server/tests/browser/browser_animation_reconstructState.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/devtools/server/tests/browser/browser_animation_reconstructState.js b/devtools/server/tests/browser/browser_animation_reconstructState.js new file mode 100644 index 0000000000..d7174562d9 --- /dev/null +++ b/devtools/server/tests/browser/browser_animation_reconstructState.js @@ -0,0 +1,40 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +// Check that, even though the AnimationPlayerActor only sends the bits of its +// state that change, the front reconstructs the whole state everytime. + +add_task(async function () { + const { target, walker, animations } = await initAnimationsFrontForUrl( + MAIN_DOMAIN + "animation.html" + ); + + await playerHasCompleteStateAtAllTimes(walker, animations); + + await target.destroy(); + gBrowser.removeCurrentTab(); +}); + +async function playerHasCompleteStateAtAllTimes(walker, animations) { + const node = await walker.querySelector(walker.rootNode, ".simple-animation"); + const [player] = await animations.getAnimationPlayersForNode(node); + + // Get the list of state key names from the initialstate. + const keys = Object.keys(player.initialState); + + // Get the state over and over again and check that the object returned + // contains all keys. + // Normally, only the currentTime will have changed in between 2 calls. + for (let i = 0; i < 10; i++) { + await player.refreshState(); + keys.forEach(key => { + Assert.notStrictEqual( + typeof player.state[key], + "undefined", + "The state retrieved has key " + key + ); + }); + } +} |