GET http://localhost:8000/assert-header
HTTP/1.0 200Content-Type: text/html; charset=utf-8Set-Cookie: cookie1=value1; Path=/Set-Cookie: cookie2=value2; Path=/[Asserts]header "Custom" not existsheader "Content-Type" existsheader "Header1" equals "value1"header "ETag" equals ""33a64df551425fcc55e4d42a148795d9f25f89d4""header "Set-Cookie" existsheader "Set-Cookie" count == 3header "Set-Cookie" includes "cookie1=value1; Path=/"header "Set-Cookie" not includes "cookie4=value4; Path=/"