add test for max_header_length
add test for max_header_length

soyuka/core,vincentchalamon/core,soyuka/core,meyerbaptiste/core,meyerbaptiste/core,meyerbaptiste/core,api-platform/core,soyuka/core,api-platform/core,vincentchalamon/core,meyerbaptiste/core,api-platform/core,vincentchalamon/core,soyuka/core,vincentchalamon/core,soyuka/DunglasApiBundle,api-platform/core