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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/// <reference path="head.js" />
requestLongerTimeout(2);
async function setup({ disabled = false, prefs = [] } = {}) {
const { removeMocks, remoteClients } = await createAndMockMLRemoteSettings({
autoDownloadFromRemoteSettings: false,
});
await SpecialPowers.pushPrefEnv({
set: [
// Enabled by default.
["browser.ml.enable", !disabled],
["browser.ml.logLevel", "All"],
["browser.ml.modelCacheTimeout", 1000],
...prefs,
],
});
return {
remoteClients,
async cleanup() {
await removeMocks();
await waitForCondition(
() => EngineProcess.areAllEnginesTerminated(),
"Waiting for all of the engines to be terminated.",
100,
200
);
},
};
}
const PIPELINE_OPTIONS = new PipelineOptions({ taskName: "echo" });
add_task(async function test_ml_engine_basics() {
const { cleanup, remoteClients } = await setup();
info("Get the engine process");
const mlEngineParent = await EngineProcess.getMLEngineParent();
info("Get summarizer");
const summarizer = mlEngineParent.getEngine(PIPELINE_OPTIONS);
info("Run the summarizer");
const inferencePromise = summarizer.run({ data: "This gets echoed." });
info("Wait for the pending downloads.");
await remoteClients["ml-onnx-runtime"].resolvePendingDownloads(1);
Assert.equal(
(await inferencePromise).output,
"This gets echoed.",
"The text get echoed exercising the whole flow."
);
ok(
!EngineProcess.areAllEnginesTerminated(),
"The engine process is still active."
);
await EngineProcess.destroyMLEngine();
await cleanup();
});
add_task(async function test_ml_engine_wasm_rejection() {
const { cleanup, remoteClients } = await setup();
info("Get the engine process");
const mlEngineParent = await EngineProcess.getMLEngineParent();
info("Get summarizer");
const summarizer = mlEngineParent.getEngine(PIPELINE_OPTIONS);
info("Run the summarizer");
const inferencePromise = summarizer.run({ data: "This gets echoed." });
info("Wait for the pending downloads.");
await remoteClients["ml-onnx-runtime"].rejectPendingDownloads(1);
//await remoteClients.models.resolvePendingDownloads(1);
let error;
try {
await inferencePromise;
} catch (e) {
error = e;
}
is(
error?.message,
"Intentionally rejecting downloads.",
"The error is correctly surfaced."
);
await cleanup();
});
/**
* Tests that the SummarizerModel's internal errors are correctly surfaced.
*/
add_task(async function test_ml_engine_model_error() {
const { cleanup, remoteClients } = await setup();
info("Get the engine process");
const mlEngineParent = await EngineProcess.getMLEngineParent();
info("Get summarizer");
const summarizer = mlEngineParent.getEngine(PIPELINE_OPTIONS);
info("Run the summarizer with a throwing example.");
const inferencePromise = summarizer.run("throw");
info("Wait for the pending downloads.");
await remoteClients["ml-onnx-runtime"].resolvePendingDownloads(1);
//await remoteClients.models.resolvePendingDownloads(1);
let error;
try {
await inferencePromise;
} catch (e) {
error = e;
}
is(
error?.message,
'Error: Received the message "throw", so intentionally throwing an error.',
"The error is correctly surfaced."
);
summarizer.terminate();
await cleanup();
});
/**
* This test is really similar to the "basic" test, but tests manually destroying
* the summarizer.
*/
add_task(async function test_ml_engine_destruction() {
const { cleanup, remoteClients } = await setup();
info("Get the engine process");
const mlEngineParent = await EngineProcess.getMLEngineParent();
info("Get summarizer");
const summarizer = mlEngineParent.getEngine(PIPELINE_OPTIONS);
info("Run the summarizer");
const inferencePromise = summarizer.run({ data: "This gets echoed." });
info("Wait for the pending downloads.");
await remoteClients["ml-onnx-runtime"].resolvePendingDownloads(1);
Assert.equal(
(await inferencePromise).output,
"This gets echoed.",
"The text get echoed exercising the whole flow."
);
ok(
!EngineProcess.areAllEnginesTerminated(),
"The engine process is still active."
);
summarizer.terminate();
info(
"The summarizer is manually destroyed. The cleanup function should wait for the engine process to be destroyed."
);
await cleanup();
});
/**
* Tests that we display a nice error message when the pref is off
*/
add_task(async function test_pref_is_off() {
await SpecialPowers.pushPrefEnv({
set: [["browser.ml.enable", false]],
});
info("Get the engine process");
let error;
try {
await EngineProcess.getMLEngineParent();
} catch (e) {
error = e;
}
is(
error?.message,
"MLEngine is disabled. Check the browser.ml prefs.",
"The error is correctly surfaced."
);
await SpecialPowers.pushPrefEnv({
set: [["browser.ml.enable", true]],
});
});
/**
* Tests that we verify the task name is valid
*/
add_task(async function test_invalid_task_name() {
const { cleanup, remoteClients } = await setup();
const options = new PipelineOptions({ taskName: "inv#alid" });
const mlEngineParent = await EngineProcess.getMLEngineParent();
const summarizer = mlEngineParent.getEngine(options);
let error;
try {
const res = summarizer.run({ data: "This gets echoed." });
await remoteClients["ml-onnx-runtime"].resolvePendingDownloads(1);
await res;
} catch (e) {
error = e;
}
is(
error?.message,
"Invalid task name. Task name should contain only alphanumeric characters and underscores/dashes.",
"The error is correctly surfaced."
);
await cleanup();
});
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