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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
/* import-globals-from head.js */
/* eslint no-unused-vars: [2, {"vars": "local"}] */
/**
* Generate a test Task to record allocation when reloading a test page
* while having one particular DevTools panel opened
*
* @param String recordName
* Name of the test recorded into PerfHerder/Talos database
* @param String toolId
* ID of the panel to open
*/
function createPanelReloadTest(recordName, toolId) {
return async function panelReloadTest() {
const TEST_URL =
async function testScript(toolbox) {
const onTargetSwitched =
toolbox.commands.targetCommand.once("switched-target");
const onReloaded = toolbox.getCurrentPanel().once("reloaded");
gBrowser.reloadTab(gBrowser.selectedTab);
if (
toolbox.commands.targetCommand.targetFront.targetForm
.followWindowGlobalLifeCycle
) {
info("Wait for target switched");
await onTargetSwitched;
}
info("Wait for panel reload");
await onReloaded;
// eslint-disable-next-line mozilla/no-arbitrary-setTimeout
await new Promise(resolve => setTimeout(resolve, 1000));
}
const tab = await addTab(TEST_URL);
const { require } = ChromeUtils.importESModule(
"resource://devtools/shared/loader/Loader.sys.mjs"
);
const {
gDevTools,
} = require("resource://devtools/client/framework/devtools.js");
const toolbox = await gDevTools.showToolboxForTab(tab, {
toolId,
});
// 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(toolbox);
// Running it a second time is helpful for the debugger which allocates different objects
// on the second run... which would be taken as leak otherwise.
await testScript(toolbox);
await startRecordingAllocations({
alsoRecordContentProcess: true,
});
// Now, run the test script. This time, we record this run.
for (let i = 0; i < 10; i++) {
await testScript(toolbox);
}
await stopRecordingAllocations(recordName, {
alsoRecordContentProcess: true,
});
await toolbox.destroy();
gBrowser.removeTab(tab);
};
}