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675e9219b5
Given that Maps are used a lot more these days, this helper function is now used very sparingly and inlining the necessary code seems reasonable. *Note:* Once [this proposal](https://github.com/tc39/proposal-object-keys-length) makes it into Firefox, we should be able to simplify all `Object.keys(...).length` call-sites.
67 lines
2.3 KiB
JavaScript
67 lines
2.3 KiB
JavaScript
/* Copyright 2024 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { AppOptions, OptionKind } from "../../web/app_options.js";
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import { BasePreferences } from "../../web/preferences.js";
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describe("AppOptions", function () {
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it("checks that getAll returns data, for every OptionKind", function () {
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expect(Object.keys(OptionKind)).toEqual([
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"BROWSER",
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"VIEWER",
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"API",
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"WORKER",
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"EVENT_DISPATCH",
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"PREFERENCE",
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]);
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for (const kind of Object.values(OptionKind)) {
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expect(typeof kind).toEqual("number");
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const options = AppOptions.getAll(kind);
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expect(Object.keys(options).length).toBeGreaterThan(0);
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}
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});
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it('checks that the number of "PREFERENCE" options does *not* exceed the maximum in mozilla-central', function () {
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// If the following constant is updated then you *MUST* make the same change
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// in mozilla-central as well to ensure that preference-fetching works; see
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// https://searchfox.org/mozilla-central/source/toolkit/components/pdfjs/content/PdfStreamConverter.sys.mjs
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const MAX_NUMBER_OF_PREFS = 50;
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const options = AppOptions.getAll(OptionKind.PREFERENCE);
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expect(Object.keys(options).length).toBeLessThanOrEqual(
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MAX_NUMBER_OF_PREFS
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);
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});
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});
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describe("BasePreferences", function () {
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it("checks that preference defaults are correct", async function () {
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const TestPreferences = class extends BasePreferences {
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async _readFromStorage(prefObj) {
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return { prefs: Object.create(null) };
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}
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};
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const testPrefs = new TestPreferences();
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await testPrefs.initializedPromise;
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expect(testPrefs.defaults).toEqual(
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AppOptions.getAll(OptionKind.PREFERENCE, /* defaultOnly = */ true)
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);
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});
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});
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