test_common: Add a wrapper to submit fake http queries.
test_common: Add a wrapper to submit fake http queries.

henn/haas,henn/hil_sahil,SahilTikale/haas,henn/hil,henn/hil,kylehogan/hil,kylehogan/haas,henn/hil_sahil,meng-sun/hil,kylehogan/hil,meng-sun/hil,CCI-MOC/haas