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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Record allocations while opening and closing DevTools
const TEST_URL =
"data:text/html;charset=UTF-8,<div>Target allocations test</div>";
const { require } = ChromeUtils.importESModule(
"resource://devtools/shared/loader/Loader.sys.mjs"
);
const {
gDevTools,
} = require("resource://devtools/client/framework/devtools.js");
async function testScript(tab) {
const toolbox = await gDevTools.showToolboxForTab(tab, {
toolId: "inspector",
});
// eslint-disable-next-line mozilla/no-arbitrary-setTimeout
await new Promise(resolve => setTimeout(resolve, 1000));
await toolbox.destroy();
// Spin the event loop to ensure toolbox destroy is fully completed
// eslint-disable-next-line mozilla/no-arbitrary-setTimeout
await new Promise(resolve => setTimeout(resolve, 0));
}
add_task(async function () {
const tab = await addTab(TEST_URL);
// Run the test scenario first before recording in order to load all the
// modules. Otherwise they get reported as "still allocated" objects,
// whereas we do expect them to be kept in memory as they are loaded via
// the main DevTools loader, which keeps the module loaded until the
// shutdown of Firefox
await testScript(tab);
await startRecordingAllocations();
// Now, run the test script. This time, we record this run.
for (let i = 0; i < 3; i++) {
await testScript(tab);
}
await stopRecordingAllocations("toolbox");
gBrowser.removeTab(tab);
});
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