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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/mochitest/tests/SimpleTest/ExtensionTestUtils.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/mochitest/tests/SimpleTest/ExtensionTestUtils.js')
-rw-r--r-- | testing/mochitest/tests/SimpleTest/ExtensionTestUtils.js | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/testing/mochitest/tests/SimpleTest/ExtensionTestUtils.js b/testing/mochitest/tests/SimpleTest/ExtensionTestUtils.js new file mode 100644 index 0000000000..fa86116c92 --- /dev/null +++ b/testing/mochitest/tests/SimpleTest/ExtensionTestUtils.js @@ -0,0 +1,180 @@ +const { ExtensionTestCommon } = SpecialPowers.ChromeUtils.importESModule( + "resource://testing-common/ExtensionTestCommon.sys.mjs" +); + +var ExtensionTestUtils = { + // Shortcut to more easily access WebExtensionPolicy.backgroundServiceWorkerEnabled + // from mochitest-plain tests. + getBackgroundServiceWorkerEnabled() { + return ExtensionTestCommon.getBackgroundServiceWorkerEnabled(); + }, + + // A test helper used to check if the pref "extension.backgroundServiceWorker.forceInTestExtension" + // is set to true. + isInBackgroundServiceWorkerTests() { + return ExtensionTestCommon.isInBackgroundServiceWorkerTests(); + }, + + get testAssertions() { + return ExtensionTestCommon.testAssertions; + }, +}; + +ExtensionTestUtils.loadExtension = function (ext) { + // Cleanup functions need to be registered differently depending on + // whether we're in browser chrome or plain mochitests. + var registerCleanup; + /* global registerCleanupFunction */ + if (typeof registerCleanupFunction != "undefined") { + registerCleanup = registerCleanupFunction; + } else { + registerCleanup = SimpleTest.registerCleanupFunction.bind(SimpleTest); + } + + var testResolve; + var testDone = new Promise(resolve => { + testResolve = resolve; + }); + + var messageHandler = new Map(); + var messageAwaiter = new Map(); + + var messageQueue = new Set(); + + registerCleanup(() => { + if (messageQueue.size) { + let names = Array.from(messageQueue, ([msg]) => msg); + SimpleTest.is(JSON.stringify(names), "[]", "message queue is empty"); + } + if (messageAwaiter.size) { + let names = Array.from(messageAwaiter.keys()); + SimpleTest.is( + JSON.stringify(names), + "[]", + "no tasks awaiting on messages" + ); + } + }); + + function checkMessages() { + for (let message of messageQueue) { + let [msg, ...args] = message; + + let listener = messageAwaiter.get(msg); + if (listener) { + messageQueue.delete(message); + messageAwaiter.delete(msg); + + listener.resolve(...args); + return; + } + } + } + + function checkDuplicateListeners(msg) { + if (messageHandler.has(msg) || messageAwaiter.has(msg)) { + throw new Error("only one message handler allowed"); + } + } + + function testHandler(kind, pass, msg, ...args) { + if (kind == "test-eq") { + let [expected, actual] = args; + SimpleTest.ok(pass, `${msg} - Expected: ${expected}, Actual: ${actual}`); + } else if (kind == "test-log") { + SimpleTest.info(msg); + } else if (kind == "test-result") { + SimpleTest.ok(pass, msg); + } + } + + var handler = { + async testResult(kind, pass, msg, ...args) { + if (kind == "test-done") { + SimpleTest.ok(pass, msg); + await testResolve(msg); + } + testHandler(kind, pass, msg, ...args); + }, + + testMessage(msg, ...args) { + var msgHandler = messageHandler.get(msg); + if (msgHandler) { + msgHandler(...args); + } else { + messageQueue.add([msg, ...args]); + checkMessages(); + } + }, + }; + + // Mimic serialization of functions as done in `Extension.generateXPI` and + // `Extension.generateZipFile` because functions are dropped when `ext` object + // is sent to the main process via the message manager. + ext = Object.assign({}, ext); + if (ext.files) { + ext.files = Object.assign({}, ext.files); + for (let filename of Object.keys(ext.files)) { + let file = ext.files[filename]; + if (typeof file === "function" || Array.isArray(file)) { + ext.files[filename] = ExtensionTestCommon.serializeScript(file); + } + } + } + if ("background" in ext) { + ext.background = ExtensionTestCommon.serializeScript(ext.background); + } + + var extension = SpecialPowers.loadExtension(ext, handler); + + registerCleanup(async () => { + if (extension.state == "pending" || extension.state == "running") { + SimpleTest.ok(false, "Extension left running at test shutdown"); + await extension.unload(); + } else if (extension.state == "unloading") { + SimpleTest.ok(false, "Extension not fully unloaded at test shutdown"); + } + }); + + extension.awaitMessage = msg => { + return new Promise(resolve => { + checkDuplicateListeners(msg); + + messageAwaiter.set(msg, { resolve }); + checkMessages(); + }); + }; + + extension.onMessage = (msg, callback) => { + checkDuplicateListeners(msg); + messageHandler.set(msg, callback); + }; + + extension.awaitFinish = msg => { + return testDone.then(actual => { + if (msg) { + SimpleTest.is(actual, msg, "test result correct"); + } + return actual; + }); + }; + + SimpleTest.info(`Extension loaded`); + return extension; +}; + +ExtensionTestUtils.failOnSchemaWarnings = (warningsAsErrors = true) => { + let prefName = "extensions.webextensions.warnings-as-errors"; + let prefPromise = SpecialPowers.setBoolPref(prefName, warningsAsErrors); + if (!warningsAsErrors) { + let registerCleanup; + if (typeof registerCleanupFunction != "undefined") { + registerCleanup = registerCleanupFunction; + } else { + registerCleanup = SimpleTest.registerCleanupFunction.bind(SimpleTest); + } + registerCleanup(() => SpecialPowers.setBoolPref(prefName, true)); + } + // In mochitests, setBoolPref is async. + return prefPromise.then(() => {}); +}; |