45 lines
1.4 KiB
JavaScript
45 lines
1.4 KiB
JavaScript
// META: title=Writer Write Streaming
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// META: script=/resources/testdriver.js
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// META: script=../resources/util.js
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// META: timeout=long
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'use strict';
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promise_test(async () => {
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const writer = await createWriter();
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const streamingResponse =
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writer.writeStreaming(kTestPrompt, { context: kTestContext });
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assert_equals(
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Object.prototype.toString.call(streamingResponse),
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'[object ReadableStream]');
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let result = '';
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for await (const chunk of streamingResponse) {
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result += chunk;
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}
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assert_greater_than(result.length, 0);
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}, 'Simple Writer.writeStreaming() call');
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promise_test(async (t) => {
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const writer = await createWriter();
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writer.destroy();
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assert_throws_dom('InvalidStateError', () => writer.writeStreaming(kTestPrompt));
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}, 'Writer.writeStreaming() fails after destroyed');
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promise_test(async t => {
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const writer = await createWriter();
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const streamingResponse = writer.writeStreaming('');
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assert_equals(
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Object.prototype.toString.call(streamingResponse),
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"[object ReadableStream]"
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);
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const { result, done } = await streamingResponse.getReader().read();
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assert_true(done);
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}, 'Writer.writeStreaming() returns a ReadableStream without any chunk on an empty input');
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promise_test(async () => {
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const writer = await createWriter();
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await Promise.all([
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writer.writeStreaming(kTestPrompt),
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writer.writeStreaming(kTestPrompt)
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]);
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}, 'Multiple Writer.writeStreaming() calls are resolved successfully');
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