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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";
/**
* Tests the initial state of the background script for the popup.
*/
function setupBackgroundJsm() {
return ChromeUtils.importESModule(
"resource://devtools/client/performance-new/shared/background.sys.mjs"
);
}
add_task(function test() {
info("Test that we get the default preference values from the browser.");
const { getRecordingSettings } = setupBackgroundJsm();
const preferences = getRecordingSettings(
"aboutprofiling",
Services.profiler.GetFeatures()
);
Assert.notEqual(
preferences.entries,
undefined,
"The initial state has the default entries."
);
Assert.notEqual(
preferences.interval,
undefined,
"The initial state has the default interval."
);
Assert.notEqual(
preferences.features,
undefined,
"The initial state has the default features."
);
Assert.equal(
preferences.features.includes("js"),
true,
"The js feature is initialized to the default."
);
Assert.notEqual(
preferences.threads,
undefined,
"The initial state has the default threads."
);
Assert.equal(
preferences.threads.includes("GeckoMain"),
true,
"The GeckoMain thread is initialized to the default."
);
Assert.notEqual(
preferences.objdirs,
undefined,
"The initial state has the default objdirs."
);
Assert.notEqual(
preferences.duration,
undefined,
"The duration is initialized to the duration."
);
});
add_task(function test() {
info(
"Test that the state and features are properly validated. This ensures that as " +
"we add and remove features, the stored preferences do not cause the Gecko " +
"Profiler interface to crash with invalid values."
);
const { getRecordingSettings, setRecordingSettings, changePreset } =
setupBackgroundJsm();
const supportedFeatures = Services.profiler.GetFeatures();
changePreset("aboutprofiling", "custom", supportedFeatures);
Assert.ok(
getRecordingSettings("aboutprofiling", supportedFeatures).features.includes(
"js"
),
"The js preference is present initially."
);
const settings = getRecordingSettings("aboutprofiling", supportedFeatures);
settings.features = settings.features.filter(feature => feature !== "js");
settings.features.push("UNKNOWN_FEATURE_FOR_TESTS");
setRecordingSettings("aboutprofiling", settings);
Assert.ok(
!getRecordingSettings(
"aboutprofiling",
supportedFeatures
).features.includes("UNKNOWN_FEATURE_FOR_TESTS"),
"The unknown feature is removed."
);
Assert.ok(
!getRecordingSettings(
"aboutprofiling",
supportedFeatures
).features.includes("js"),
"The js preference is still flipped from the default."
);
});