language-model-destroy.tentative.https.window.js

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /ai/language-model/language-model-destroy.tentative.https.window.html - WPT Dashboard Interop Dashboard

// META: title=Language Model Destroy

// META: script=/resources/testdriver.js

// META: script=/resources/testdriver-vendor.js

// META: script=../resources/util.js

// META: timeout=long

'use strict';

promise_test(async t => {

  await ensureLanguageModel();

  // Start a new session.

  const session = await createLanguageModel();

  // Calling `session.destroy()` immediately after `session.prompt()` will

  // trigger the "The model execution session has been destroyed." exception.

  let result = session.prompt(kTestPrompt);

  session.destroy();

  await promise_rejects_dom(

    t, "InvalidStateError", result,

    "The model execution session has been destroyed."

);

  // Calling `session.prompt()` after `session.destroy()` will trigger the

  // "The model execution session has been destroyed." exception.

  await promise_rejects_dom(

    t, "InvalidStateError", session.prompt(kTestPrompt),

    "The model execution session has been destroyed."

);

  // After destroying the session, the properties should be still accessible.

  assert_equals(

      typeof session.contextWindow, 'number',

      'contextWindow must be accessible.');

  assert_equals(

      typeof session.contextUsage, 'number',

      'contextUsage must be accessible.');

  assert_equals(

      typeof session.temperature, 'undefined', 'temperature is deprecated.');

  assert_equals(typeof session.topK, 'undefined', 'topK is deprecated.');

});