@@ -295,6 +295,9 @@ func TestGetImagesHistory(t *testing.T) {

 	var called bool

 	eng.Register("history", func(job *engine.Job) engine.Status {

 		called = true

+		if len(job.Args) == 0 {

+			t.Fatal("Job arguments is empty")

+		}

 		if job.Args[0] != imageName {

 			t.Fatalf("name != '%s': %#v", imageName, job.Args[0])

 		}