kubernetes/pkg/api/testing/compat/compatibility_tester.go

// TestCompatibility reencodes the input using the codec for the given
// version and checks for the presence of the expected keys and absent
// keys in the resulting JSON.
// Based on: https://github.com/openshift/origin/blob/master/pkg/api/compatibility_test.go
func TestCompatibility(
	t *testing.T,
	version schema.GroupVersion,
	input []byte,
	validator func(obj runtime.Object) field.ErrorList,
	expectedKeys map[string]string,
	absentKeys []string,
) { … }

func getJSONValue(data map[string]interface{ … }