summarizer-summarize-streaming-post-abort.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/summarizer/summarizer-summarize-streaming-post-abort.tentative.https.window.html - WPT Dashboard Interop Dashboard

// META: title=Summarizer Summarize Streaming Post-Abort

// 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 => {

  const summarizer = await createSummarizer();

  const controller = new AbortController();

  const stream = summarizer.summarizeStreaming(kTestPrompt, { signal: controller.signal });

  controller.abort();

  await promise_rejects_dom(t, 'AbortError', stream.pipeTo(new WritableStream()));

  // Summarize again on the same session to ensure it is still usable.

  const streamingResponse = summarizer.summarizeStreaming(kTestPrompt);

  assert_true(streamingResponse instanceof ReadableStream);

  const result = (await Array.fromAsync(streamingResponse)).join('');

  assert_greater_than(result.length, 0, 'The result should not be empty.');

}, "Summarize after aborting a previous summarizeStreaming.");