anchor.diff:  		{<<":method">>, <<"GET">>},
   		{<<":scheme">>, <<"http">>},
   		{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
  -		{<<":path">>, <<"/">>}
  +		{<<":path">>, <<"/long_polling">>}
   	]),
   	ok = gen_tcp:send(Socket, [
   		cow_http2:headers(1, fin, HeadersBlock),
  
positive.code: 		{<<":method">>, <<"GET">>},
  		{<<":scheme">>, <<"http">>},
  		{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
  		{<<":path">>, <<"/">>}
  	]),
  	ok = gen_tcp:send(Socket, [
  		cow_http2:headers(1, fin, HeadersBlock),
  
negative.code: 		{<<":method">>, <<"GET">>},
  		{<<":scheme">>, <<"http">>},
  		{<<":authority">>, <<"localhost">>}, %% @todo Correct port number.
  		{<<":path">>, <<"/long_polling">>}
  	]),
  	ok = gen_tcp:send(Socket, [
  		cow_http2:headers(1, fin, HeadersBlock),
  