forked from mirrors/gecko-dev
3ccb636ac8
MozReview-Commit-ID: 26PNAS431Hc --HG-- extra : rebase_source : 77dbf9db6dd94a609708862eb59b962c7aaef82d
62 lines
2.3 KiB
JavaScript
62 lines
2.3 KiB
JavaScript
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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// Test that the AnimationsActor emits events about changed animations on a
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// node after getAnimationPlayersForNode was called on that node.
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add_task(function* () {
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let {client, walker, animations} =
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yield initAnimationsFrontForUrl(MAIN_DOMAIN + "animation.html");
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info("Retrieve a non-animated node");
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let node = yield walker.querySelector(walker.rootNode, ".not-animated");
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info("Retrieve the animation player for the node");
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let players = yield animations.getAnimationPlayersForNode(node);
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is(players.length, 0, "The node has no animation players");
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info("Listen for new animations");
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let onMutations = once(animations, "mutations");
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info("Add a couple of animation on the node");
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yield node.modifyAttributes([
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{attributeName: "class", newValue: "multiple-animations"}
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]);
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let changes = yield onMutations;
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ok(true, "The mutations event was emitted");
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is(changes.length, 2, "There are 2 changes in the mutation event");
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ok(changes.every(({type}) => type === "added"), "Both changes are additions");
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let names = changes.map(c => c.player.initialState.name).sort();
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is(names[0], "glow", "The animation 'glow' was added");
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is(names[1], "move", "The animation 'move' was added");
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info("Store the 2 new players for comparing later");
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let p1 = changes[0].player;
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let p2 = changes[1].player;
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info("Listen for removed animations");
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onMutations = once(animations, "mutations");
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info("Remove the animation css class on the node");
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yield node.modifyAttributes([
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{attributeName: "class", newValue: "not-animated"}
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]);
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changes = yield onMutations;
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ok(true, "The mutations event was emitted");
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is(changes.length, 2, "There are 2 changes in the mutation event");
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ok(changes.every(({type}) => type === "removed"), "Both are removals");
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ok(changes[0].player === p1 || changes[0].player === p2,
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"The first removed player was one of the previously added players");
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ok(changes[1].player === p1 || changes[1].player === p2,
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"The second removed player was one of the previously added players");
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yield client.close();
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gBrowser.removeCurrentTab();
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});
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