.add(as("foo"), as("goo")).add(as("foo"), as("goo2"))
.add(as("foo2"), as("goo2"));
ChannelPromise writePromise = newPromise();
ChannelFuture writeFuture = clientChannel.writeAndFlush(request, writePromise);
writePromise.awaitUninterruptibly(2, SECONDS);
assertTrue(writePromise.isSuccess());
writeFuture.awaitUninterruptibly(2, SECONDS);
assertTrue(writeFuture.isSuccess());
awaitRequests();
verify(serverListener).onHeadersRead(any(ChannelHandlerContext.class), eq(3), eq(http2Headers), eq(0),