If JSON structure is not known it is hard to use it with current API. To
address this gap lets add API that will give more flexibility the user.
This patch also adds proper unit tests.
Change-Id: I82eb8c8d4a562ee4c9eb5b72c69fe36004dc576e
Signed-off-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-on: https://review.gerrithub.io/424009
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
439641f772