feat(fronius): adding schedule tests

pkg/fronius/fronius_test.go

@@ -116,3 +116,25 @@ func TestOpenCloseModbusClient(t *testing.T) {
 	assert.NoError(err, "OpenModbusClient returned an error")
 
 }
+
+func TestSetChargePower(t *testing.T) {
+	assert := assert.New(t)
+
+	result := fronius.SetChargePower(100.0, 50.0, 50.0)
+	assert.Equal(int16(50), result, "SetChargePower returned wrong value")
+
+	result = fronius.SetChargePower(100.0, 80.0, 50.0)
+	assert.Equal(int16(50), result, "SetChargePower returned wrong value")
+}
+
+func TestCheckTimeRange(t *testing.T) {
+	assert := assert.New(t)
+
+	isInRange, err := fronius.CheckTimeRange("00:00", "23:59")
+	assert.NoError(err, "CheckTimeRange returned an error")
+	assert.True(isInRange, "CheckTimeRange returned false when it should return true")
+
+	isInRange, err = fronius.CheckTimeRange("23:59", "00:00")
+	assert.NoError(err, "CheckTimeRange returned an error")
+	assert.False(isInRange, "CheckTimeRange returned true when it should return false")
+}