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// META: global=window,worker
// META: script=/common/get-host-info.sub.js
// META: script=/common/utils.js
// META: script=resources/webtransport-test-helpers.sub.js
// Note: There is no aioquic event for STOP_SENDING yet, so the server does
// not support checking this yet. Hence, tests checking from the STOP_SENDING
// signal cannot be tested yet.
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const bidi_stream = await wt.createBidirectionalStream();
const writable = bidi_stream.writable;
writable.close();
await wait(10);
const data = await query(id);
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'FIN', 'source');
}, 'Close outgoing stream / bidi-1');
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const streams_reader = wt.incomingBidirectionalStreams.getReader();
const {value: bidi} = await streams_reader.read();
const writable = bidi.writable;
writable.close();
await wait(10);
const data = await query(id);
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'FIN', 'source');
}, 'Close outgoing stream / bidi-2');
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const writable = await wt.createUnidirectionalStream();
writable.close();
await wait(10);
const data = await query(id);
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'FIN', 'source');
}, 'Close outgoing stream / uni');
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const bidi_stream = await wt.createBidirectionalStream();
const writable = bidi_stream.writable;
const WT_CODE = 139;
const HTTP_CODE = webtransport_code_to_http_code(WT_CODE);
await writable.abort(
new WebTransportError({streamErrorCode: WT_CODE}));
await wait(10);
const data = await query(id);
// Check that stream is aborted with RESET_STREAM with the code and reason
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'reset', 'reset stream');
assert_equals(info.code, HTTP_CODE, 'code');
}, 'Abort client-created bidirectional stream');
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const stream_reader = wt.incomingBidirectionalStreams.getReader();
const { value: bidi_stream } = await stream_reader.read();
stream_reader.releaseLock();
const writer = bidi_stream.writable.getWriter();
const WT_CODE = 52;
const HTTP_CODE = webtransport_code_to_http_code(WT_CODE);
await writer.abort(
new WebTransportError({streamErrorCode: WT_CODE}));
await wait(10);
const data = await query(id);
// Check that stream is aborted with RESET_STREAM with the code and reason
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'reset', 'reset_stream');
assert_equals(info.code, HTTP_CODE, 'code');
}, 'Abort server-initiated bidirectional stream');
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const writable = await wt.createUnidirectionalStream();
const WT_CODE = 95;
const HTTP_CODE = webtransport_code_to_http_code(WT_CODE);
await writable.abort(
new WebTransportError({streamErrorCode: WT_CODE}));
await wait(10);
const data = await query(id);
// Check that stream is aborted with RESET_STREAM with the code and reason
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'reset', 'reset_stream');
assert_equals(info.code, HTTP_CODE, 'code');
}, 'Abort unidirectional stream with WebTransportError');
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const writable = await wt.createUnidirectionalStream();
const writer = writable.getWriter();
const WT_CODE = 134;
const HTTP_CODE = webtransport_code_to_http_code(WT_CODE);
// We use a large chunk so that sending the FIN signal takes time.
const chunk = new Uint8Array(64 * 1024);
const e = new WebTransportError({streamErrorCode: WT_CODE});
// Write a chunk, close the stream, and then abort the stream immediately to
// abort the closing operation.
// TODO: Check that the abort promise is correctly rejected/resolved based on
// the spec discussion at https://github.com/whatwg/streams/issues/1203.
await writer.write(chunk);
const close_promise = writer.close();
const abort_promise = writer.abort(e);
await promise_rejects_exactly(t, e, close_promise, 'close_promise');
await promise_rejects_exactly(t, e, writer.closed, '.closed');
await promise_rejects_exactly(t, e, abort_promise, 'abort_promise');
writer.releaseLock();
await wait(10);
const data = await query(id);
// Check that stream is aborted with RESET_STREAM with the code and reason
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'reset', 'reset_stream');
assert_equals(info.code, HTTP_CODE, 'code');
}, 'Close and abort unidirectional stream');
promise_test(async t => {
const id = token();
const wt = new WebTransport(webtransport_url(`client-close.py?token=${id}`));
add_completion_callback(() => wt.close());
await wt.ready;
const writable = await wt.createUnidirectionalStream();
await writable.abort();
await wait(10);
const data = await query(id);
// Check that stream is aborted with RESET_STREAM with the code and reason
assert_own_property(data, 'stream-close-info');
const info = data['stream-close-info'];
assert_equals(info.source, 'reset', 'reset_stream');
assert_equals(info.code, webtransport_code_to_http_code(0), 'code');
}, 'Abort unidirectional stream with default error code');
promise_test(async t => {
const WT_CODE = 0;
const HTTP_CODE = webtransport_code_to_http_code(WT_CODE);
const wt = new WebTransport(
webtransport_url(`abort-stream-from-server.py?code=${HTTP_CODE}`));
add_completion_callback(() => wt.close());
await wt.ready;
const writable = await wt.createUnidirectionalStream();
const writer = writable.getWriter();
// Write something, to make the stream visible to the server side.
await writer.write(new Uint8Array([64]));
// Sadly we cannot use promise_rejects_dom as the error constructor is
// WebTransportError rather than DOMException. Ditto below.
// We get a possible error, and then make sure wt.closed is rejected with it.
const e = await writer.closed.catch(e => e);
await promise_rejects_exactly(
t, e, writer.closed, 'closed promise should be rejected');
assert_true(e instanceof WebTransportError);
assert_equals(e.source, 'stream', 'source');
assert_equals(e.streamErrorCode, WT_CODE, 'streamErrorCode');
}, 'STOP_SENDING coming from server');
promise_test(async t => {
const WT_CODE = 0xffffffff;
const HTTP_CODE = webtransport_code_to_http_code(WT_CODE);
const wt = new WebTransport(
webtransport_url(`abort-stream-from-server.py?code=${HTTP_CODE}`));
add_completion_callback(() => wt.close());
await wt.ready;
const bidi = await wt.createBidirectionalStream();
const writer = bidi.writable.getWriter();
// Write something, to make the stream visible to the server side.
await writer.write(new Uint8Array([64]));
const reader = bidi.readable.getReader();
const e = await reader.closed.catch(e => e);
await promise_rejects_exactly(
t, e, reader.closed, 'closed promise should be rejected');
assert_true(e instanceof WebTransportError);
assert_equals(e.source, 'stream', 'source');
assert_equals(e.streamErrorCode, WT_CODE, 'streamErrorCode');
}, 'RESET_STREAM coming from server');
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