func (x *XBee) getAnalog(msg xbee.Message, ch chan<- Value) {
m, ok := x.adc[msg.GetAddr()]
if !ok {
log.Println("ignoring message from unknown xbee:", msg.GetAddr())
return
}
a, err := msg.GetAnalog()
if err != nil {
return
}
for k, v := range a {
go func(k string, v float64) {
f, ok := m[k]
if !ok {
log.Println("ignoring message from unknown xbee pin:", k, x)
} else {
val, u, loc := f(v)
ch <- Value{
Value: val,
Units: u,
location: loc.location,
name: loc.name,
}
}
}(k, v)
}
}
var _ = Describe("xbee message", func() {
var (
x xbee.Message
)
BeforeEach(func() {
var err error
d := []byte{0x92, 0x00, 0x13, 0xA2, 0x00, 0x40, 0x4C, 0x0E, 0xBE, 0x61, 0x59, 0x01, 0x01, 0x00, 0x18, 0x03, 0x00, 0x10, 0x02, 0x2F, 0x01, 0xFE, 0x49}
x, err = xbee.NewMessage(d)
Expect(err).To(BeNil())
})
It("gets the analog values", func() {
vals, err := x.GetAnalog()
Expect(err).To(BeNil())
Expect(vals).To(HaveLen(2))
Expect(vals["adc0"]).To(BeNumerically("~", 655.7, 0.1))
Expect(vals["adc1"]).To(BeNumerically("~", 598.2, 0.1))
})
It("gets the digital values", func() {
vals, err := x.GetDigital()
Expect(err).To(BeNil())
Expect(vals).To(HaveLen(2))
v, ok := vals["dio3"]
Expect(ok).To(BeTrue())
Expect(v).To(BeFalse())
Expect(vals["dio4"]).To(BeTrue())
})