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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test that a removed style sheet don't show up in the style editor anymore.
const TESTCASE_URI = TEST_BASE_HTTPS + "simple.html";
add_task(async function () {
const { ui } = await openStyleEditorForURL(TESTCASE_URI);
is(ui.editors.length, 2, "Two sheets present after load.");
info("Removing the <style> node");
const onStyleRemoved = waitFor(() => ui.editors.length == 1);
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {
content.document.querySelector("style").remove();
});
await onStyleRemoved;
is(ui.editors.length, 1, "There's only one stylesheet remaining");
info("Removing the <link> node");
const onLinkRemoved = waitFor(() => !ui.editors.length);
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {
content.document.querySelector("link").remove();
});
await onLinkRemoved;
is(ui.editors.length, 0, "There's no stylesheet displayed anymore");
});