diff --git a/engine/rateprofile_test.go b/engine/rateprofile_test.go
index 98bbfeec7..a6029e976 100644
--- a/engine/rateprofile_test.go
+++ b/engine/rateprofile_test.go
@@ -221,6 +221,33 @@ func TestRateProfileSort(t *testing.T) {
 	}
 }
 
+func TestRateCompile(t *testing.T) {
+	rt := &RateProfile{
+		Rates: map[string]*Rate{
+			"randomVal1": {
+				ID:              "RT_CHRISTMAS",
+				Weight:          30,
+				ActivationTimes: "* * 24 12 *",
+			},
+			"randomVal2": {
+				ID:              "RT_CHRISTMAS",
+				Weight:          30,
+				ActivationTimes: utils.EmptyString,
+			},
+		},
+	}
+	if err := rt.Compile(); err != nil {
+		t.Error(err)
+	}
+
+	rt.Rates["randomVal1"].ActivationTimes = "* * * *"
+	rt.Rates["randomVal2"].ActivationTimes = "* * * *"
+	expectedErr := "expected exactly 5 fields, found 4: [* * * *]"
+	if err := rt.Compile(); err == nil || err.Error() != expectedErr {
+		t.Errorf("Expected %+v, received %+v ", expectedErr, err)
+	}
+}
+
 func TestRateProfileCompile(t *testing.T) {
 	rt := &Rate{
 		ID:              "RT_CHRISTMAS",
diff --git a/go.sum b/go.sum
index 4a97128bd..7b9239b2b 100644
--- a/go.sum
+++ b/go.sum
@@ -66,8 +66,6 @@ github.com/cgrates/aringo v0.0.0-20191121125609-d85002bd1667 h1:eNku7bwLtSTpn6FQ
 github.com/cgrates/aringo v0.0.0-20191121125609-d85002bd1667/go.mod h1:l0xi5JUVqxL4P7RZ9YitbSCiOtjMY2j7JBOCJIysRWk=
 github.com/cgrates/baningo v0.0.0-20200925111414-e65b237006c9 h1:WwluddhgQoHkB72AzbC781qtB2xJLt+B9Rc2+NYy0Ts=
 github.com/cgrates/baningo v0.0.0-20200925111414-e65b237006c9/go.mod h1:3SwVROaS1Iml5lqEhj0gRhDRtmbBgypZpKcEkVTSleU=
-github.com/cgrates/cron v0.0.0-20200906113840-dd008627fdca h1:neuTTEjWsM+WXRyJ+MF1OzsNc+e7DGjrNZKIEIr8x4A=
-github.com/cgrates/cron v0.0.0-20200906113840-dd008627fdca/go.mod h1:I9cUDn/uzkakr0hmYTjXkQqf6wagg44L2p01gSYRRz0=
 github.com/cgrates/cron v0.0.0-20201005140714-2e0bdf04c9a5 h1:zRfZqy+YiSy8WaY1C9BNaVtpLbUCONZGkFfDMLjo8Ic=
 github.com/cgrates/cron v0.0.0-20201005140714-2e0bdf04c9a5/go.mod h1:I9cUDn/uzkakr0hmYTjXkQqf6wagg44L2p01gSYRRz0=
 github.com/cgrates/fsock v0.0.0-20191107070144-e7a331109df7 h1:dxtBWRAr62vRRKkExmJZ0u1EbCw/y0vOkSfdFND5qXw=
diff --git a/rates/librates_test.go b/rates/librates_test.go
index be8f80eb7..f5a774000 100644
--- a/rates/librates_test.go
+++ b/rates/librates_test.go
@@ -134,3 +134,49 @@ func TestOrderRatesOnIntervals(t *testing.T) {
 			utils.ToIJSON(expOrdered), utils.ToIJSON(ordRts))
 	}
 }
+
+func TestOrderRatesOnIntervalsCase1(t *testing.T) {
+	rt0 := &engine.Rate{
+		ID:     "RATE0",
+		Weight: 0,
+		IntervalRates: []*engine.IntervalRate{
+			{
+				IntervalStart: time.Duration(0),
+			},
+		},
+	}
+	rt0.Compile()
+	rtChristmas := &engine.Rate{
+		ID:              "RT_CHRISTMAS",
+		ActivationTimes: "* * 24 12 *",
+		Weight:          50,
+		IntervalRates: []*engine.IntervalRate{
+			{
+				IntervalStart: time.Duration(0),
+			},
+		},
+	}
+	rtChristmas.Compile()
+	aRts := []*engine.Rate{rt0, rtChristmas}
+	sTime := time.Date(2020, time.December, 23, 23, 59, 05, 0, time.UTC)
+	usage := 2 * time.Minute
+	expectedErr := "maximum iterations reached"
+	if _, err := orderRatesOnIntervals(aRts, sTime, usage, true, 0); err == nil || err.Error() != expectedErr {
+		t.Errorf("Expected %+v, received %+v", expectedErr, err)
+	}
+}
+
+func TestNewRatesWithWinner(t *testing.T) {
+	rt := &rateWithTimes{
+		uId: "randomID",
+	}
+	expected := &ratesWithWinner{
+		rts: map[string]*rateWithTimes{
+			"randomID": rt,
+		},
+		wnr: rt,
+	}
+	if !reflect.DeepEqual(expected, newRatesWithWinner(rt)) {
+		t.Errorf("Expected %+v, received %+v", expected, newRatesWithWinner(rt))
+	}
+}