Added firingEvalution to Rule test

pkg/api/alerting.go

@@ -119,7 +119,8 @@ func AlertTest(c *middleware.Context, dto dtos.AlertTestCommand) Response {
 	res := backendCmd.Result
 
 	dtoRes := &dtos.AlertTestResult{
-		Firing: res.Firing,
+		Firing:     res.Firing,
+		FiringEval: res.FiringEval,
 	}
 
 	if res.Error != nil {

pkg/api/dtos/alerting.go

@@ -36,6 +36,7 @@ type AlertTestCommand struct {
 
 type AlertTestResult struct {
 	Firing      bool                  `json:"firing"`
+	FiringEval  string                `json:"firingEvaluation"`
 	TimeMs      string                `json:"timeMs"`
 	Error       string                `json:"error,omitempty"`
 	EvalMatches []*EvalMatch          `json:"matches,omitempty"`