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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test switching for the top-level target.
const PARENT_PROCESS_URI = "about:robots";
const CONTENT_PROCESS_URI = TEST_BASE_HTTPS + "simple.html";
add_task(async function () {
// We use about:robots, because this page will run in the parent process.
// Navigating from about:robots to a regular content page will always trigger a target
// switch, with or without fission.
info("Open a page that runs in the parent process");
const { ui } = await openStyleEditorForURL(PARENT_PROCESS_URI);
await waitUntil(() => ui.editors.length === 7);
ok(true, `Seven style sheets for ${PARENT_PROCESS_URI}`);
info("Navigate to a page that runs in the child process");
await navigateToAndWaitForStyleSheets(CONTENT_PROCESS_URI, ui, 2);
// We also have to wait for the toolbox to complete the target switching
// in order to avoid pending requests during test teardown.
ok(
ui.editors.every(
editor => editor._resource.nodeHref == CONTENT_PROCESS_URI
),
`Two sheets present for ${CONTENT_PROCESS_URI}`
);
info("Wait until the editor is ready");
await waitFor(() => ui.selectedEditor?.sourceEditor);
});