31   const rs = recordingReadableStream({  constant
43 …return promise_rejects_exactly(t, error2, rs.pipeTo(ws), 'pipeTo must reject with the writable str…
44     assert_array_equals(rs.events, []);
48 …promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored wit…
56   const rs = recordingReadableStream({  constant
63 ….then(ws => promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the readabl…
65         assert_array_equals(rs.events, []);
67 …return promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be erro…
72   const rs = recordingReadableStream({  constant
83   return promise_rejects_exactly(t, error1, rs.pipeTo(ws, { preventAbort: true }),
86     assert_array_equals(rs.events, []);
90 …promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored wit…
98   const rs = recordingReadableStream({  constant
104   .then(ws => promise_rejects_exactly(t, error1, rs.pipeTo(ws, { preventAbort: true }),
107     assert_array_equals(rs.events, []);
109 …return promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be erro…
115   const rs = recordingReadableStream({  constant
125 …return promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the readable str…
126     assert_array_equals(rs.events, []);
130 …promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored wit…
141   const rs = recordingReadableStream({  constant
152 …return promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the readable str…
153       assert_array_equals(rs.events, []);
157 …promise_rejects_exactly(t, error1, rs.getReader().closed, 'the readable stream must be errored wit…
167   const rs = recordingReadableStream({  constant
178 …return promise_rejects_exactly(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the writable str…
179     assert_array_equals(rs.events, []);
183       rs.getReader().closed,
191   const rs = recordingReadableStream({  constant
197 ….then(ws => promise_rejects_exactly(t, error2, rs.pipeTo(ws), 'pipeTo must reject with the writabl…
199     assert_array_equals(rs.events, []);
201     return rs.getReader().closed;
207   const rs = recordingReadableStream({  constant
217   return rs.pipeTo(ws).then(() => {
218     assert_array_equals(rs.events, []);
222       rs.getReader().closed,