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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test that nested @keyframes rules are displayed correctly in the rule view
const TEST_URI = `data:text/html,${encodeURIComponent(`
<style>
body {
animation-name: in-layer,
in-starting-style,
in-media,
in-container;
animation-duration: 1s, 2s, 3s, 4s;
border: 4px solid;
outline: 4px solid;
}
@layer {
@keyframes in-layer {
from { color: red; }
to { color: blue; }
}
}
@starting-style {
/* keyframes is considered as being outside of @starting-style */
@keyframes in-starting-style {
from { border-color: tomato; }
to { border-color: gold; }
}
}
@media screen {
@keyframes in-media {
from { outline-color: purple; }
to { outline-color: pink; }
}
}
@container (width > 0px) {
/* keyframes is considered as being outside of @container */
@keyframes in-container {
from { background-color: green; }
to { background-color: lime; }
}
}
</style>
<h1>Nested <code>@keyframes</code></h1>
`)}`;
add_task(async function () {
await pushPref("layout.css.starting-style-at-rules.enabled", true);
await addTab(TEST_URI);
const { inspector, view } = await openRuleView();
await selectNode("body", inspector);
const headers = Array.from(view.element.querySelectorAll(".ruleview-header"));
Assert.deepEqual(
headers.map(el => el.textContent),
[
"Keyframes in-layer",
"Keyframes in-starting-style",
"Keyframes in-media",
"Keyframes in-container",
],
"Got expected keyframes sections"
);
info("Check that keyframes' keyframe ancestor rules are not displayed");
for (const headerEl of headers) {
const keyframeContainerId = headerEl
.querySelector("button")
.getAttribute("aria-controls");
const keyframeContainer = view.element.querySelector(
`#${keyframeContainerId}`
);
ok(
!!keyframeContainer,
`Got keyframe container for "${headerEl.textContent}"`
);
is(
keyframeContainer.querySelector(".ruleview-rule-ancestor"),
null,
`ancestor data are not displayed for "${headerEl.textContent}" keyframe rules`
);
}
});