Add tests for existing functionality
Add tests for existing functionality

Adds tests for the existing REST client functionality

Signed-off-by: Kim Christensen <aa8e4f65ee1f7dee724d3c54a33e387cc279d580@gmail.com>

open-policy-agent/opa,open-policy-agent/opa,open-policy-agent/opa,tsandall/opa,open-policy-agent/opa,tsandall/opa,open-policy-agent/opa,tsandall/opa,tsandall/opa,open-policy-agent/opa,tsandall/opa,tsandall/opa