tenfourfox/devtools/server/tests/browser/browser_animation_reconstructState.js
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

39 lines
1.3 KiB
JavaScript

/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* 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(function* () {
let {client, walker, animations} =
yield initAnimationsFrontForUrl(MAIN_DOMAIN + "animation.html");
yield playerHasCompleteStateAtAllTimes(walker, animations);
yield closeDebuggerClient(client);
gBrowser.removeCurrentTab();
});
function* playerHasCompleteStateAtAllTimes(walker, animations) {
let node = yield walker.querySelector(walker.rootNode, ".simple-animation");
let [player] = yield animations.getAnimationPlayersForNode(node);
yield player.ready();
// Get the list of state key names from the initialstate.
let 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++) {
yield player.refreshState();
keys.forEach(key => {
ok(typeof player.state[key] !== "undefined",
"The state retrieved has key " + key);
});
}
}