Skip tests on versions older than nginx-0.8.3 and nginx-0.7.62. They don't have $upstream_cache_status, so we have no way of checking source of the response.
Skip tests on versions older than nginx-0.8.3 and nginx-0.7.62. They don't have $upstream_cache_status, so we have no way of checking source of the response.

Found by build farm for nginx modules.

lilien1010/ngx_cache_purge,FRiCKLE/ngx_cache_purge,ainoya/ngx_cache_purge,FRiCKLE/ngx_cache_purge,ainoya/ngx_cache_purge,lilien1010/ngx_cache_purge