::fixture-ready::
$ grep -RInE '^[[:space:]]*proxy_pass[[:space:]]' fixtures/nginx/conf.d fixtures/nginx/sites-enabled
fixtures/nginx/conf.d/admin.conf:6:        proxy_pass http://localhost:9100;
fixtures/nginx/sites-enabled/example.conf:16:        proxy_pass http://127.0.0.1:9000/;
::exit-code::0
$ grep -RInE 'proxy_set_header[[:space:]]+Host' fixtures/nginx/conf.d fixtures/nginx/sites-enabled
fixtures/nginx/sites-enabled/example.conf:15:        proxy_set_header Host $host;
::exit-code::0