diff --git a/config_manager_test.go b/config_manager_test.go
index 645ea78..5c7ce95 100644
--- a/config_manager_test.go
+++ b/config_manager_test.go
@@ -14,12 +14,25 @@ import (
 )
 
 func TestLoadConfig(t *testing.T) {
-
+	
+	// notify temp channel
+	ch := make(chan interface{},0)
+	observer.Add(messages.CONFIGMANAGER_LOADED,ch)
+	go func() {
+		data :=<- ch
+		c := data.(config_manager.ConfigManager)
+		cc := c.GetCrawlers()
+		assert.NotEqual(t, len(cc),0)
+	}()
+	
+	// make config manager after to load
 	c := NewConfigManager()
 	c.loadGlobalConfig("/root/gowork/src/loafle.com/overflow/config_manager_go/test_agent/global.yaml")
 	c.loadCrawlerConfigAll()
 	
 	assert.NotEqual(t, len(c.configs),0)
+	observer.Notify(messages.CONFIGMANAGER_LOADED,c)
+	time.Sleep(2 * time.Second)
 }
 
 
@@ -41,7 +54,6 @@ func TestAddConfig(t *testing.T) {
 	b,err = json.Marshal(&m)
 	ioutil.WriteFile("/root/gowork/src/loafle.com/overflow/config_manager_go/test_agent/" + m.Id,b,0644)
 	
-	
 	// add test
 	observer.Notify(messages.ADD_SENSOR_0,"/root/gowork/src/loafle.com/overflow/config_manager_go/test_agent/" + m.Id)
 	time.Sleep(1 * time.Second)