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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /services/sync/modules-testing/fakeservices.sys.mjs
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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 file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { Weave } from "resource://services-sync/main.sys.mjs";
+import { RawCryptoWrapper } from "resource://services-sync/record.sys.mjs";
+import { Utils } from "resource://services-sync/util.sys.mjs";
+
+export function FakeFilesystemService(contents) {
+ this.fakeContents = contents;
+ let self = this;
+
+ // Save away the unmocked versions of the functions we replace here for tests
+ // that really want the originals. As this may be called many times per test,
+ // we must be careful to not replace them with ones we previously replaced.
+ // (And why are we bothering with these mocks in the first place? Is the
+ // performance of the filesystem *really* such that it outweighs the downside
+ // of not running our real JSON functions in the tests? Eg, these mocks don't
+ // always throw exceptions when the real ones do. Anyway...)
+ for (let name of ["jsonSave", "jsonLoad", "jsonMove", "jsonRemove"]) {
+ let origName = "_real_" + name;
+ if (!Utils[origName]) {
+ Utils[origName] = Utils[name];
+ }
+ }
+
+ Utils.jsonSave = async function jsonSave(filePath, that, obj) {
+ let json = typeof obj == "function" ? obj.call(that) : obj;
+ self.fakeContents["weave/" + filePath + ".json"] = JSON.stringify(json);
+ };
+
+ Utils.jsonLoad = async function jsonLoad(filePath, that) {
+ let obj;
+ let json = self.fakeContents["weave/" + filePath + ".json"];
+ if (json) {
+ obj = JSON.parse(json);
+ }
+ return obj;
+ };
+
+ Utils.jsonMove = function jsonMove(aFrom, aTo, that) {
+ const fromPath = "weave/" + aFrom + ".json";
+ self.fakeContents["weave/" + aTo + ".json"] = self.fakeContents[fromPath];
+ delete self.fakeContents[fromPath];
+ return Promise.resolve();
+ };
+
+ Utils.jsonRemove = function jsonRemove(filePath, that) {
+ delete self.fakeContents["weave/" + filePath + ".json"];
+ return Promise.resolve();
+ };
+}
+
+export function fakeSHA256HMAC(message) {
+ message = message.substr(0, 64);
+ while (message.length < 64) {
+ message += " ";
+ }
+ return message;
+}
+
+export function FakeGUIDService() {
+ let latestGUID = 0;
+
+ Utils.makeGUID = function makeGUID() {
+ // ensure that this always returns a unique 12 character string
+ let nextGUID = "fake-guid-" + String(latestGUID++).padStart(2, "0");
+ return nextGUID.slice(nextGUID.length - 12, nextGUID.length);
+ };
+}
+
+/*
+ * Mock implementation of WeaveCrypto. It does not encrypt or
+ * decrypt, merely returning the input verbatim.
+ */
+export function FakeCryptoService() {
+ this.counter = 0;
+
+ delete Weave.Crypto; // get rid of the getter first
+ Weave.Crypto = this;
+
+ RawCryptoWrapper.prototype.ciphertextHMAC = function ciphertextHMAC(
+ keyBundle
+ ) {
+ return fakeSHA256HMAC(this.ciphertext);
+ };
+}
+
+FakeCryptoService.prototype = {
+ async encrypt(clearText, symmetricKey, iv) {
+ return clearText;
+ },
+
+ async decrypt(cipherText, symmetricKey, iv) {
+ return cipherText;
+ },
+
+ async generateRandomKey() {
+ return btoa("fake-symmetric-key-" + this.counter++);
+ },
+
+ generateRandomIV: function generateRandomIV() {
+ // A base64-encoded IV is 24 characters long
+ return btoa("fake-fake-fake-random-iv");
+ },
+
+ expandData: function expandData(data, len) {
+ return data;
+ },
+
+ generateRandomBytes: function generateRandomBytes(byteCount) {
+ return "not-so-random-now-are-we-HA-HA-HA! >:)".slice(byteCount);
+ },
+};