Mypal/devtools/client/performance/test/browser_perf-telemetry-01.js
2019-03-11 13:26:37 +03:00

54 lines
2.1 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/**
* Tests that the performance telemetry module records events at appropriate times.
* Specificaly the state about a recording process.
*/
const { SIMPLE_URL } = require("devtools/client/performance/test/helpers/urls");
const { UI_ENABLE_MEMORY_PREF } = require("devtools/client/performance/test/helpers/prefs");
const { initPerformanceInNewTab, teardownToolboxAndRemoveTab } = require("devtools/client/performance/test/helpers/panel-utils");
const { startRecording, stopRecording } = require("devtools/client/performance/test/helpers/actions");
add_task(function* () {
let { panel } = yield initPerformanceInNewTab({
url: SIMPLE_URL,
win: window
});
let { PerformanceController } = panel.panelWin;
let telemetry = PerformanceController._telemetry;
let logs = telemetry.getLogs();
let DURATION = "DEVTOOLS_PERFTOOLS_RECORDING_DURATION_MS";
let COUNT = "DEVTOOLS_PERFTOOLS_RECORDING_COUNT";
let CONSOLE_COUNT = "DEVTOOLS_PERFTOOLS_CONSOLE_RECORDING_COUNT";
let FEATURES = "DEVTOOLS_PERFTOOLS_RECORDING_FEATURES_USED";
Services.prefs.setBoolPref(UI_ENABLE_MEMORY_PREF, false);
yield startRecording(panel);
yield stopRecording(panel);
Services.prefs.setBoolPref(UI_ENABLE_MEMORY_PREF, true);
yield startRecording(panel);
yield stopRecording(panel);
is(logs[DURATION].length, 2, `There are two entries for ${DURATION}.`);
ok(logs[DURATION].every(d => typeof d === "number"),
`Every ${DURATION} entry is a number.`);
is(logs[COUNT].length, 2, `There are two entries for ${COUNT}.`);
is(logs[CONSOLE_COUNT], void 0, `There are no entries for ${CONSOLE_COUNT}.`);
is(logs[FEATURES].length, 8,
`There are two recordings worth of entries for ${FEATURES}.`);
ok(logs[FEATURES].find(r => r[0] === "withMemory" && r[1] === true),
"One feature entry for memory enabled.");
ok(logs[FEATURES].find(r => r[0] === "withMemory" && r[1] === false),
"One feature entry for memory disabled.");
yield teardownToolboxAndRemoveTab(panel);
});