hybridgroup.gobot/platforms/firmata/firmata_adaptor_test.go

129 lines
3.5 KiB
Go

package firmata
import (
"fmt"
"testing"
"time"
"github.com/hybridgroup/gobot"
)
func initTestFirmataAdaptor() *FirmataAdaptor {
a := NewFirmataAdaptor("board", "/dev/null")
a.connect = func(f *FirmataAdaptor) (err error) {
f.board = newBoard(gobot.NullReadWriteCloser{})
f.board.initTimeInterval = 0 * time.Second
// arduino uno r3 firmware response "StandardFirmata.ino"
f.board.process([]byte{240, 121, 2, 3, 83, 0, 116, 0, 97, 0, 110, 0, 100,
0, 97, 0, 114, 0, 100, 0, 70, 0, 105, 0, 114, 0, 109, 0, 97, 0, 116, 0,
97, 0, 46, 0, 105, 0, 110, 0, 111, 0, 247})
// arduino uno r3 capabilities response
f.board.process([]byte{240, 108, 127, 127, 0, 1, 1, 1, 4, 14, 127, 0, 1,
1, 1, 3, 8, 4, 14, 127, 0, 1, 1, 1, 4, 14, 127, 0, 1, 1, 1, 3, 8, 4, 14,
127, 0, 1, 1, 1, 3, 8, 4, 14, 127, 0, 1, 1, 1, 4, 14, 127, 0, 1, 1, 1,
4, 14, 127, 0, 1, 1, 1, 3, 8, 4, 14, 127, 0, 1, 1, 1, 3, 8, 4, 14, 127,
0, 1, 1, 1, 3, 8, 4, 14, 127, 0, 1, 1, 1, 4, 14, 127, 0, 1, 1, 1, 4, 14,
127, 0, 1, 1, 1, 2, 10, 127, 0, 1, 1, 1, 2, 10, 127, 0, 1, 1, 1, 2, 10,
127, 0, 1, 1, 1, 2, 10, 127, 0, 1, 1, 1, 2, 10, 6, 1, 127, 0, 1, 1, 1,
2, 10, 6, 1, 127, 247})
// arduino uno r3 analog mapping response
f.board.process([]byte{240, 106, 127, 127, 127, 127, 127, 127, 127, 127,
127, 127, 127, 127, 127, 127, 0, 1, 2, 3, 4, 5, 247})
return nil
}
a.Connect()
return a
}
func TestFirmataAdaptorFinalize(t *testing.T) {
a := initTestFirmataAdaptor()
gobot.Assert(t, len(a.Finalize()), 0)
}
func TestFirmataAdaptorConnect(t *testing.T) {
a := initTestFirmataAdaptor()
gobot.Assert(t, len(a.Connect()), 0)
a = NewFirmataAdaptor("board", gobot.NullReadWriteCloser{})
gobot.Assert(t, a.connect(a), nil)
}
func TestFirmataAdaptorServoWrite(t *testing.T) {
a := initTestFirmataAdaptor()
a.ServoWrite("1", 50)
}
func TestFirmataAdaptorPwmWrite(t *testing.T) {
a := initTestFirmataAdaptor()
a.PwmWrite("1", 50)
}
func TestFirmataAdaptorDigitalWrite(t *testing.T) {
a := initTestFirmataAdaptor()
a.DigitalWrite("1", 1)
}
func TestFirmataAdaptorDigitalRead(t *testing.T) {
a := initTestFirmataAdaptor()
pinNumber := "1"
// -1 on no data
val, _ := a.DigitalRead(pinNumber)
gobot.Assert(t, val, -1)
go func() {
<-time.After(5 * time.Millisecond)
gobot.Publish(a.board.events[fmt.Sprintf("digital_read_%v", pinNumber)],
[]byte{0x01})
}()
val, _ = a.DigitalRead(pinNumber)
gobot.Assert(t, val, 0x01)
}
func TestFirmataAdaptorAnalogRead(t *testing.T) {
a := initTestFirmataAdaptor()
pinNumber := "1"
// -1 on no data
val, _ := a.AnalogRead(pinNumber)
gobot.Assert(t, val, -1)
value := 133
go func() {
<-time.After(5 * time.Millisecond)
gobot.Publish(a.board.events[fmt.Sprintf("analog_read_%v", pinNumber)],
[]byte{
byte(value >> 24),
byte(value >> 16),
byte(value >> 8),
byte(value & 0xff),
},
)
}()
val, _ = a.AnalogRead(pinNumber)
gobot.Assert(t, val, 133)
}
func TestFirmataAdaptorI2cStart(t *testing.T) {
a := initTestFirmataAdaptor()
a.I2cStart(0x00)
}
func TestFirmataAdaptorI2cRead(t *testing.T) {
a := initTestFirmataAdaptor()
// [] on no data
data, _ := a.I2cRead(1)
gobot.Assert(t, data, []byte{})
i := []byte{100}
i2cReply := map[string][]byte{}
i2cReply["data"] = i
go func() {
<-time.After(5 * time.Millisecond)
gobot.Publish(a.board.events["i2c_reply"], i2cReply)
}()
data, _ = a.I2cRead(1)
gobot.Assert(t, data, i)
}
func TestFirmataAdaptorI2cWrite(t *testing.T) {
a := initTestFirmataAdaptor()
a.I2cWrite([]byte{0x00, 0x01})
}