hybridgroup.gobot/drivers/i2c/wiichuck_driver_test.go

299 lines
7.9 KiB
Go

package i2c
import (
"testing"
"time"
"gobot.io/x/gobot"
"gobot.io/x/gobot/gobottest"
)
var _ gobot.Driver = (*WiichuckDriver)(nil)
// --------- HELPERS
func initTestWiichuckDriver() (driver *WiichuckDriver) {
driver, _ = initTestWiichuckDriverWithStubbedAdaptor()
return
}
func initTestWiichuckDriverWithStubbedAdaptor() (*WiichuckDriver, *i2cTestAdaptor) {
adaptor := newI2cTestAdaptor()
return NewWiichuckDriver(adaptor), adaptor
}
// --------- TESTS
func TestNewWiichuckDriver(t *testing.T) {
// Does it return a pointer to an instance of WiichuckDriver?
var bm interface{} = NewWiichuckDriver(newI2cTestAdaptor())
_, ok := bm.(*WiichuckDriver)
if !ok {
t.Errorf("NewWiichuckDriver() should have returned a *WiichuckDriver")
}
}
func TestWiichuckDriver(t *testing.T) {
wii := initTestWiichuckDriver()
gobottest.Refute(t, wii.Connection(), nil)
gobottest.Assert(t, wii.interval, 10*time.Millisecond)
wii = NewWiichuckDriver(newI2cTestAdaptor(), 100*time.Millisecond)
gobottest.Assert(t, wii.interval, 100*time.Millisecond)
}
func TestWiichuckDriverStart(t *testing.T) {
sem := make(chan bool)
wii, adaptor := initTestWiichuckDriverWithStubbedAdaptor()
adaptor.i2cReadImpl = func() ([]byte, error) {
return []byte{1, 2, 3, 4, 5, 6}, nil
}
numberOfCyclesForEvery := 3
wii.interval = 1 * time.Millisecond
gobottest.Assert(t, wii.Start(), nil)
go func() {
for {
time.Sleep(time.Duration(numberOfCyclesForEvery) * time.Millisecond)
if (wii.joystick["sy_origin"] == float64(44)) &&
(wii.joystick["sx_origin"] == float64(45)) {
sem <- true
}
}
}()
select {
case <-sem:
case <-time.After(100 * time.Millisecond):
t.Errorf("origin not read correctly")
}
}
func TestWiichuckDriverHalt(t *testing.T) {
wii := initTestWiichuckDriver()
gobottest.Assert(t, wii.Halt(), nil)
}
func TestWiichuckDriverCanParse(t *testing.T) {
wii := initTestWiichuckDriver()
// ------ When value is not encrypted
decryptedValue := []byte{1, 2, 3, 4, 5, 6}
wii.update(decryptedValue)
// - This should be done by WiichuckDriver.parse
gobottest.Assert(t, wii.data["sx"], float64(45))
gobottest.Assert(t, wii.data["sy"], float64(44))
gobottest.Assert(t, wii.data["z"], float64(0))
gobottest.Assert(t, wii.data["c"], float64(0))
}
func TestWiichuckDriverCanAdjustOrigins(t *testing.T) {
wii := initTestWiichuckDriver()
// ------ When value is not encrypted
decryptedValue := []byte{1, 2, 3, 4, 5, 6}
wii.update(decryptedValue)
// - This should be done by WiichuckDriver.adjustOrigins
gobottest.Assert(t, wii.joystick["sx_origin"], float64(45))
gobottest.Assert(t, wii.joystick["sy_origin"], float64(44))
}
func TestWiichuckDriverCButton(t *testing.T) {
wii := initTestWiichuckDriver()
// ------ When value is not encrypted
decryptedValue := []byte{1, 2, 3, 4, 5, 6}
wii.update(decryptedValue)
// - This should be done by WiichuckDriver.updateButtons
done := make(chan bool)
wii.On(wii.Event(C), func(data interface{}) {
gobottest.Assert(t, data, true)
done <- true
})
wii.update(decryptedValue)
select {
case <-done:
case <-time.After(10 * time.Second):
t.Errorf("Did not recieve 'C' event")
}
}
func TestWiichuckDriverZButton(t *testing.T) {
wii := initTestWiichuckDriver()
// ------ When value is not encrypted
decryptedValue := []byte{1, 2, 3, 4, 5, 6}
wii.update(decryptedValue)
done := make(chan bool)
wii.On(wii.Event(Z), func(data interface{}) {
gobottest.Assert(t, data, true)
done <- true
})
wii.update(decryptedValue)
select {
case <-done:
case <-time.After(10 * time.Second):
t.Errorf("Did not recieve 'Z' event")
}
}
func TestWiichuckDriverUpdateJoystick(t *testing.T) {
wii := initTestWiichuckDriver()
// ------ When value is not encrypted
decryptedValue := []byte{1, 2, 3, 4, 5, 6}
// - This should be done by WiichuckDriver.updateJoystick
expectedData := map[string]float64{
"x": float64(0),
"y": float64(0),
}
done := make(chan bool)
wii.On(wii.Event(Joystick), func(data interface{}) {
gobottest.Assert(t, data, expectedData)
done <- true
})
wii.update(decryptedValue)
select {
case <-done:
case <-time.After(10 * time.Second):
t.Errorf("Did not recieve 'Joystick' event")
}
}
func TestWiichuckDriverEncrypted(t *testing.T) {
wii := initTestWiichuckDriver()
// ------ When value is encrypted
wii = initTestWiichuckDriver()
encryptedValue := []byte{1, 1, 2, 2, 3, 3}
wii.update(encryptedValue)
gobottest.Assert(t, wii.data["sx"], float64(0))
gobottest.Assert(t, wii.data["sy"], float64(0))
gobottest.Assert(t, wii.data["z"], float64(0))
gobottest.Assert(t, wii.data["c"], float64(0))
gobottest.Assert(t, wii.joystick["sx_origin"], float64(-1))
gobottest.Assert(t, wii.joystick["sy_origin"], float64(-1))
}
func TestWiichuckDriverSetJoystickDefaultValue(t *testing.T) {
wii := initTestWiichuckDriver()
gobottest.Assert(t, wii.joystick["sy_origin"], float64(-1))
wii.setJoystickDefaultValue("sy_origin", float64(2))
gobottest.Assert(t, wii.joystick["sy_origin"], float64(2))
// when current default value is not -1 it keeps the current value
wii.setJoystickDefaultValue("sy_origin", float64(20))
gobottest.Assert(t, wii.joystick["sy_origin"], float64(2))
}
func TestWiichuckDriverCalculateJoystickValue(t *testing.T) {
wii := initTestWiichuckDriver()
gobottest.Assert(t, wii.calculateJoystickValue(float64(20), float64(5)), float64(15))
gobottest.Assert(t, wii.calculateJoystickValue(float64(1), float64(2)), float64(-1))
gobottest.Assert(t, wii.calculateJoystickValue(float64(10), float64(5)), float64(5))
gobottest.Assert(t, wii.calculateJoystickValue(float64(5), float64(10)), float64(-5))
}
func TestWiichuckDriverIsEncrypted(t *testing.T) {
wii := initTestWiichuckDriver()
encryptedValue := []byte{1, 1, 2, 2, 3, 3}
gobottest.Assert(t, wii.isEncrypted(encryptedValue), true)
encryptedValue = []byte{42, 42, 24, 24, 30, 30}
gobottest.Assert(t, wii.isEncrypted(encryptedValue), true)
decryptedValue := []byte{1, 2, 3, 4, 5, 6}
gobottest.Assert(t, wii.isEncrypted(decryptedValue), false)
decryptedValue = []byte{1, 1, 2, 2, 5, 6}
gobottest.Assert(t, wii.isEncrypted(decryptedValue), false)
decryptedValue = []byte{1, 1, 2, 3, 3, 3}
gobottest.Assert(t, wii.isEncrypted(decryptedValue), false)
}
func TestWiichuckDriverDecode(t *testing.T) {
wii := initTestWiichuckDriver()
gobottest.Assert(t, wii.decode(byte(0)), float64(46))
gobottest.Assert(t, wii.decode(byte(100)), float64(138))
gobottest.Assert(t, wii.decode(byte(200)), float64(246))
gobottest.Assert(t, wii.decode(byte(254)), float64(0))
}
func TestWiichuckDriverParse(t *testing.T) {
wii := initTestWiichuckDriver()
gobottest.Assert(t, wii.data["sx"], float64(0))
gobottest.Assert(t, wii.data["sy"], float64(0))
gobottest.Assert(t, wii.data["z"], float64(0))
gobottest.Assert(t, wii.data["c"], float64(0))
// First pass
wii.parse([]byte{12, 23, 34, 45, 56, 67})
gobottest.Assert(t, wii.data["sx"], float64(50))
gobottest.Assert(t, wii.data["sy"], float64(23))
gobottest.Assert(t, wii.data["z"], float64(1))
gobottest.Assert(t, wii.data["c"], float64(2))
// Second pass
wii.parse([]byte{70, 81, 92, 103, 204, 205})
gobottest.Assert(t, wii.data["sx"], float64(104))
gobottest.Assert(t, wii.data["sy"], float64(93))
gobottest.Assert(t, wii.data["z"], float64(1))
gobottest.Assert(t, wii.data["c"], float64(0))
}
func TestWiichuckDriverAdjustOrigins(t *testing.T) {
wii := initTestWiichuckDriver()
gobottest.Assert(t, wii.joystick["sy_origin"], float64(-1))
gobottest.Assert(t, wii.joystick["sx_origin"], float64(-1))
// First pass
wii.parse([]byte{1, 2, 3, 4, 5, 6})
wii.adjustOrigins()
gobottest.Assert(t, wii.joystick["sy_origin"], float64(44))
gobottest.Assert(t, wii.joystick["sx_origin"], float64(45))
// Second pass
wii = initTestWiichuckDriver()
wii.parse([]byte{61, 72, 83, 94, 105, 206})
wii.adjustOrigins()
gobottest.Assert(t, wii.joystick["sy_origin"], float64(118))
gobottest.Assert(t, wii.joystick["sx_origin"], float64(65))
}