4 files changed, 29 insertions, 9 deletions
diff --git a/service/limit/config.go b/service/limit/config.go
index bf842ac2..203db11b 100644
--- a/service/limit/config.go
+++ b/service/limit/config.go
@@ -6,7 +6,7 @@ import (
 	"time"
 )
 
-// Configures set of Services.
+// Config of Limit service.
 type Config struct {
 	// Interval defines the update duration for underlying controllers, default 1s.
 	Interval time.Duration
diff --git a/service/limit/config_test.go b/service/limit/config_test.go
new file mode 100644
index 00000000..aa793623
--- /dev/null
+++ b/service/limit/config_test.go
@@ -0,0 +1,20 @@
+package limit
+
+import (
+	"encoding/json"
+	"github.com/spiral/roadrunner/service"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+type mockCfg struct{ cfg string }
+
+func (cfg *mockCfg) Get(name string) service.Config  { return nil }
+func (cfg *mockCfg) Unmarshal(out interface{}) error { return json.Unmarshal([]byte(cfg.cfg), out) }
+
+func Test_Config_Hydrate_Error1(t *testing.T) {
+	cfg := &mockCfg{`{"enable": true}`}
+	c := &Config{}
+
+	assert.Error(t, c.Hydrate(cfg))
+}
diff --git a/service/limit/controller.go b/service/limit/controller.go
index bdbab003..3e6aed4b 100644
--- a/service/limit/controller.go
+++ b/service/limit/controller.go
@@ -17,7 +17,7 @@ const (
 	// EventMaxIdleTTL triggered when worker spends too much time at rest.
 	EventMaxIdleTTL
 
-	// EventMaxIdleTTL triggered when worker spends too much time doing the task (max_execution_time).
+	// EventMaxExecTTL triggered when worker spends too much time doing the task (max_execution_time).
 	EventMaxExecTTL
 )
 
diff --git a/service/limit/service.go b/service/limit/service.go
index 72673d1f..99e2b1ee 100644
--- a/service/limit/service.go
+++ b/service/limit/service.go
@@ -8,13 +8,13 @@ import (
 // ID defines controller service name.
 const ID = "constrain"
 
-// Controllable defines the ability to attach rr controller.
-type Controllable interface {
-	// AddController attaches controller to the service.
-	AddController(c roadrunner.Controller)
+// controllable defines the ability to attach rr controller.
+type controllable interface {
+	// Attach attaches controller to the service.
+	Attach(c roadrunner.Controller)
 }
 
-// Services to control the state of rr service inside other services.
+// Service to control the state of rr service inside other services.
 type Service struct {
 	cfg  *Config
 	lsns []func(event int, ctx interface{})
@@ -25,8 +25,8 @@ func (s *Service) Init(cfg *Config, c service.Container) (bool, error) {
 	// mount Services to designated services
 	for id, watcher := range cfg.Controllers(s.throw) {
 		svc, _ := c.Get(id)
-		if ctrl, ok := svc.(Controllable); ok {
-			ctrl.AddController(watcher)
+		if ctrl, ok := svc.(controllable); ok {
+			ctrl.Attach(watcher)
 		}
 	}