Re: [whatwg/streams] Rigorously specify and test pipeTo (#512)

tyoshino commented on this pull request.



> +
+  const writer = ws.getWriter();
+  writer.write('Hello');
+
+  return promise_rejects(t, error1, writer.closed, 'writer.closed must reject with the write error')
+    .then(() => {
+      writer.releaseLock();
+
+      return promise_rejects(t, error1, rs.pipeTo(ws), 'pipeTo must reject with the write error')
+        .then(() => {
+          assert_array_equals(rs.eventsWithoutPulls, ['cancel', error1]);
+          assert_array_equals(ws.events, ['write', 'Hello']);
+        });
+    });
+
+}, 'Errors must be propagated backward: becomes errored before piping due to write; preventCancel omitted; ' +

Got it. Thanks!

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/whatwg/streams/pull/512