Added assert element present/not present
Added assert element present/not present

mertaytore/koding,koding/koding,rjeczalik/koding,andrewjcasal/koding,cihangir/koding,gokmen/koding,rjeczalik/koding,jack89129/koding,drewsetski/koding,koding/koding,mertaytore/koding,drewsetski/koding,gokmen/koding,koding/koding,alex-ionochkin/koding,cihangir/koding,szkl/koding,koding/koding,drewsetski/koding,gokmen/koding,mertaytore/koding,kwagdy/koding-1,rjeczalik/koding,cihangir/koding,alex-ionochkin/koding,jack89129/koding,acbodine/koding,jack89129/koding,mertaytore/koding,sinan/koding,sinan/koding,sinan/koding,gokmen/koding,gokmen/koding,usirin/koding,usirin/koding,acbodine/koding,alex-ionochkin/koding,andrewjcasal/koding,koding/koding,alex-ionochkin/koding,mertaytore/koding,cihangir/koding,rjeczalik/koding,kwagdy/koding-1,andrewjcasal/koding,gokmen/koding,szkl/koding,cihangir/koding,sinan/koding,szkl/koding,szkl/koding,mertaytore/koding,drewsetski/koding,acbodine/koding,rjeczalik/koding,usirin/koding,kwagdy/koding-1,andrewjcasal/koding,acbodine/koding,cihangir/koding,drewsetski/koding,cihangir/koding,koding/koding,rjeczalik/koding,usirin/koding,andrewjcasal/koding,cihangir/koding,gokmen/koding,szkl/koding,szkl/koding,koding/koding,drewsetski/koding,jack89129/koding,acbodine/koding,alex-ionochkin/koding,drewsetski/koding,acbodine/koding,alex-ionochkin/koding,mertaytore/koding,jack89129/koding,sinan/koding,jack89129/koding,drewsetski/koding,kwagdy/koding-1,szkl/koding,kwagdy/koding-1,szkl/koding,andrewjcasal/koding,andrewjcasal/koding,alex-ionochkin/koding,sinan/koding,rjeczalik/koding,usirin/koding,rjeczalik/koding,alex-ionochkin/koding,acbodine/koding,usirin/koding,acbodine/koding,mertaytore/koding,gokmen/koding,andrewjcasal/koding,koding/koding,jack89129/koding,jack89129/koding,usirin/koding,usirin/koding,sinan/koding,kwagdy/koding-1,kwagdy/koding-1,kwagdy/koding-1,sinan/koding