RewriteCond %{PATH_INFO} ^/foo/(baz|symfony)$
RewriteRule .* app.php [QSA,L,E=_ROUTING__route:foo,E=_ROUTING_bar:%1,E=_ROUTING_def:test]

RewriteCond %{REQUEST_METHOD} ^(GET|head) [NC]
RewriteCond %{PATH_INFO} ^/bar/([^/\.]+?)$
RewriteRule .* app.php [QSA,L,E=_ROUTING__route:bar,E=_ROUTING_foo:%1]

RewriteCond %{PATH_INFO} ^/test/baz/$
RewriteRule .* app.php [QSA,L,E=_ROUTING__route:baz]
RewriteCond %{PATH_INFO} ^/test/baz$
RewriteRule .* /$0/ [QSA,L,R=301]

RewriteCond %{PATH_INFO} ^/test/([^/\.]+?)/$
RewriteRule .* app.php [QSA,L,E=_ROUTING__route:baz2,E=_ROUTING_foo:%1]
RewriteCond %{PATH_INFO} ^/test/([^/\.]+?)$
RewriteRule .* /$0/ [QSA,L,R=301]