hybridgroup.gobot/platforms/leap/leap_motion_driver_test.go

111 lines
2.8 KiB
Go

package leap
import (
"errors"
"io"
"os"
"strings"
"sync"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gobot.io/x/gobot/v2"
)
var _ gobot.Driver = (*Driver)(nil)
type NullReadWriteCloser struct {
mtx sync.Mutex
writeError error
}
func (n *NullReadWriteCloser) WriteError(e error) {
n.mtx.Lock()
defer n.mtx.Unlock()
n.writeError = e
}
func (n *NullReadWriteCloser) Write(p []byte) (int, error) {
n.mtx.Lock()
defer n.mtx.Unlock()
return len(p), n.writeError
}
func (n *NullReadWriteCloser) Read(b []byte) (int, error) {
return len(b), nil
}
func (n *NullReadWriteCloser) Close() error {
return nil
}
func initTestLeapMotionDriver() (*Driver, *NullReadWriteCloser) {
a := NewAdaptor("")
rwc := &NullReadWriteCloser{}
a.connect = func(port string) (io.ReadWriteCloser, error) {
return rwc, nil
}
_ = a.Connect()
d := NewDriver(a)
d.receive = func(ws io.ReadWriteCloser, buf *[]byte) {
file, _ := os.ReadFile("./test/support/example_frame.json")
copy(*buf, file)
}
return d, rwc
}
func TestLeapMotionDriver(t *testing.T) {
d, _ := initTestLeapMotionDriver()
assert.NotNil(t, d.Connection())
}
func TestLeapMotionDriverName(t *testing.T) {
d, _ := initTestLeapMotionDriver()
assert.True(t, strings.HasPrefix(d.Name(), "Leap"))
d.SetName("NewName")
assert.Equal(t, "NewName", d.Name())
}
func TestLeapMotionDriverStart(t *testing.T) {
d, _ := initTestLeapMotionDriver()
require.NoError(t, d.Start())
d2, rwc := initTestLeapMotionDriver()
e := errors.New("write error")
rwc.WriteError(e)
assert.Equal(t, e, d2.Start())
}
func TestLeapMotionDriverHalt(t *testing.T) {
d, _ := initTestLeapMotionDriver()
require.NoError(t, d.Halt())
}
func TestLeapMotionDriverParser(t *testing.T) {
d, _ := initTestLeapMotionDriver()
file, _ := os.ReadFile("./test/support/example_frame.json")
parsedFrame, _ := d.ParseFrame(file)
if parsedFrame.Hands == nil || parsedFrame.Pointables == nil || parsedFrame.Gestures == nil {
t.Errorf("ParseFrame incorrectly parsed frame")
}
assert.Equal(t, uint64(134211791358), parsedFrame.Timestamp)
assert.InDelta(t, 247.410, parsedFrame.Hands[0].X(), 0.0)
assert.InDelta(t, 275.868, parsedFrame.Hands[0].Y(), 0.0)
assert.InDelta(t, 132.843, parsedFrame.Hands[0].Z(), 0.0)
assert.InDelta(t, 214.293, parsedFrame.Pointables[0].BTipPosition[0], 0.0)
assert.InDelta(t, 213.865, parsedFrame.Pointables[0].BTipPosition[1], 0.0)
assert.InDelta(t, 95.0224, parsedFrame.Pointables[0].BTipPosition[2], 0.0)
assert.InDelta(t, -0.468069, parsedFrame.Pointables[0].Bases[0][0][0], 0.0)
assert.InDelta(t, 0.807844, parsedFrame.Pointables[0].Bases[0][0][1], 0.0)
assert.InDelta(t, -0.358190, parsedFrame.Pointables[0].Bases[0][0][2], 0.0)
assert.InDelta(t, 19.7871, parsedFrame.Pointables[0].Width, 0.0)
}