forked from mirrors/gecko-dev
83 lines
2.7 KiB
JavaScript
83 lines
2.7 KiB
JavaScript
/**
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* Media control check box should change the media control pref, vice versa.
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*/
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const MEDIA_CONTROL_PREF = "media.hardwaremediakeys.enabled";
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add_task(async function testMediaControlCheckBox() {
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const prefs = await openPreferencesViaOpenPreferencesAPI("paneGeneral", {
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leaveOpen: true,
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});
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is(prefs.selectedPane, "paneGeneral", "General pane was selected");
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const checkBox = gBrowser.contentDocument.getElementById(
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"mediaControlToggleEnabled"
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);
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ok(checkBox, "check box exists");
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// The pref is true by default.
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await modifyPrefAndWaitUntilCheckBoxChanges(false);
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await modifyPrefAndWaitUntilCheckBoxChanges(true);
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await toggleCheckBoxAndWaitUntilPrefValueChanges(false);
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await toggleCheckBoxAndWaitUntilPrefValueChanges(true);
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BrowserTestUtils.removeTab(gBrowser.selectedTab);
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});
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async function modifyPrefAndWaitUntilCheckBoxChanges(isEnabled) {
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info((isEnabled ? "enable" : "disable") + " the pref");
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const checkBox = gBrowser.contentDocument.getElementById(
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"mediaControlToggleEnabled"
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);
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await SpecialPowers.pushPrefEnv({
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set: [[MEDIA_CONTROL_PREF, isEnabled]],
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});
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await TestUtils.waitForCondition(
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_ => checkBox.checked == isEnabled,
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"Waiting for the checkbox gets checked"
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);
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is(checkBox.checked, isEnabled, `check box status is correct`);
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checkAndClearTelemetryProbe(isEnabled);
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}
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async function toggleCheckBoxAndWaitUntilPrefValueChanges(isChecked) {
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info((isChecked ? "check" : "uncheck") + " the check box");
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const checkBox = gBrowser.contentDocument.getElementById(
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"mediaControlToggleEnabled"
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);
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checkBox.click();
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is(
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Services.prefs.getBoolPref(MEDIA_CONTROL_PREF),
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isChecked,
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"the pref's value is correct"
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);
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checkAndClearTelemetryProbe(isChecked, true /* check UI */);
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}
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/**
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* These telemetry related variable and method should be removed after the
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* telemetry probe `MEDIA_CONTROL_SETTING_CHANGE` gets expired.
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*/
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const HISTOGRAM_ID = "MEDIA_CONTROL_SETTING_CHANGE";
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const HISTOGRAM_KEYS = {
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EnableFromUI: 0,
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EnableTotal: 1,
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DisableFromUI: 2,
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DisableTotal: 3,
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};
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function checkAndClearTelemetryProbe(isEnable, checkUI = false) {
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const histogram = Services.telemetry.getHistogramById(HISTOGRAM_ID);
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let keyTotal = isEnable ? "EnableTotal" : "DisableTotal";
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let keyUI = null;
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if (checkUI) {
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keyUI = isEnable ? "EnableFromUI" : "DisableFromUI";
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}
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for (let [key, val] of Object.entries(histogram.snapshot().values)) {
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if (key == HISTOGRAM_KEYS[keyTotal]) {
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ok(val, "Increase the amount for the probe 'changeing total setting'");
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}
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if (keyUI && key == HISTOGRAM_KEYS[keyUI]) {
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ok(val, "Increase the amount for the probe 'changeing setting from UI'");
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}
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}
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histogram.clear();
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}
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