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Test Info: Errors
- This test failed 27 times in the preceding 30 days. quicksearch this test
- Manifest: toolkit/components/extensions/test/browser/browser.toml
/* 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";
const { ExtensionPermissions } = ChromeUtils.importESModule(
"resource://gre/modules/ExtensionPermissions.sys.mjs"
);
/* import-globals-from ../../../ml/tests/browser/head.js */
loadTestSubscript("../../../ml/tests/browser/head.js");
async function happyPath() {
const options = {
taskName: "summarization",
modelId: "test-echo",
modelRevision: "main",
};
await browser.trial.ml.createEngine(options);
const data = ["This gets echoed."];
browser.test.sendMessage("model_created");
const inferencePromise = browser.trial.ml.runEngine({
args: data,
});
browser.test.sendMessage("promise_created");
const res = (await inferencePromise).output;
// The `test-echo` task does not load a real model but
// creates a fully functional worker in the infefence engine that returns
// the same values abd the options it received.
browser.test.assertDeepEq(
res,
data,
"The text get echoed exercising the whole flow."
);
browser.test.sendMessage("inference_finished");
}
async function disabledFeature() {
const options = {
taskName: "summarization",
modelId: "test-echo",
modelRevision: "main",
};
try {
await browser.trial.ml.createEngine(options);
throw Error("Should fail");
} catch (err) {}
browser.test.sendMessage("model_created");
browser.test.sendMessage("promise_created");
browser.test.sendMessage("inference_finished");
}
function createMlExtensionTest({
testName,
backgroundFunction = happyPath,
prefs = [
["extensions.experiments.enabled", true],
["extensions.ml.enabled", true],
],
}) {
const func = async function () {
await SpecialPowers.pushPrefEnv({
set: prefs,
});
const { cleanup, remoteClients } = await setup();
const id = Services.uuid.generateUUID().number;
ExtensionPermissions.add(id, { permissions: ["trialML"], origins: [] });
let extension = ExtensionTestUtils.loadExtension({
isPrivileged: true,
manifest: {
optional_permissions: ["trialML"],
background: { scripts: ["background.js"] },
browser_specific_settings: { gecko: { id } },
},
files: {
"background.js": backgroundFunction,
},
});
await extension.startup();
try {
await extension.awaitMessage("model_created");
await extension.awaitMessage("promise_created");
await remoteClients["ml-onnx-runtime"].resolvePendingDownloads(1);
await extension.awaitMessage("inference_finished");
} finally {
await extension.unload();
await EngineProcess.destroyMLEngine();
await cleanup();
await SpecialPowers.popPrefEnv();
}
};
Object.defineProperty(func, "name", { value: testName });
return func;
}
/**
* Testing that the API won't work if the preferences are not set
*/
add_task(
createMlExtensionTest({
testName: "no_pref",
backgroundFunction: disabledFeature,
prefs: [
["extensions.experiments.enabled", true],
["extensions.ml.enabled", false],
],
})
);
/**
* Testing the happy path.
*/
add_task(createMlExtensionTest({ testName: "happy_path" }));
/**
* Testing errors when options are not valid
*/
add_task(
createMlExtensionTest({
testName: "options_error",
backgroundFunction: async function backgroundScript() {
const options = {
taskName: "summari@#zation",
modelId: "test-echo",
modelRevision: "main",
};
try {
await browser.trial.ml.createEngine(options);
browser.test.fail("Bad options should be caught");
} catch (err) {
browser.test.assertTrue(
err.message.startsWith("Unsupported task summari@#zation")
);
}
browser.test.sendMessage("model_created");
browser.test.sendMessage("promise_created");
browser.test.sendMessage("inference_finished");
},
})
);
add_task(
createMlExtensionTest({
testName: "options_error_2",
backgroundFunction: async function backgroundScript() {
const options = {
taskName: "summarization",
modelId: "test-ec@ho",
modelRevision: "main",
};
try {
await browser.trial.ml.createEngine(options);
browser.test.fail("Bad options should be caught");
} catch (err) {
browser.test.assertTrue(err.message.startsWith("Invalid value"));
}
browser.test.sendMessage("model_created");
browser.test.sendMessage("promise_created");
browser.test.sendMessage("inference_finished");
},
})
);