
PASS getResponseHeader('content-length') expects 0 
PASS getResponseHeader('content-length') expects 0, 0 
PASS getResponseHeader('double-trouble') expects ,  
PASS getResponseHeader('foo-test') expects 1, 2, 3 
PASS getResponseHeader('heya') expects , , 1, , , 2 
PASS getResponseHeader('www-authenticate') expects 1, 2, 3, 4