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hybridgroup.gobot/platforms/opencv/camera_driver_test.go

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package opencv
import (
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"testing"
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"time"
"github.com/hybridgroup/gobot"
"github.com/hybridgroup/gobot/gobottest"
)
var _ gobot.Driver = (*CameraDriver)(nil)
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func initTestCameraDriver() *CameraDriver {
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d := NewCameraDriver("bot", "")
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d.start = func(c *CameraDriver) (err error) {
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d.camera = &testCapture{}
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return nil
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}
return d
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}
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func TestCameraDriver(t *testing.T) {
d := initTestCameraDriver()
gobottest.Assert(t, d.Name(), "bot")
gobottest.Assert(t, d.Connection(), (gobot.Connection)(nil))
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}
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func TestCameraDriverStart(t *testing.T) {
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sem := make(chan bool)
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d := initTestCameraDriver()
gobottest.Assert(t, len(d.Start()), 0)
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gobot.On(d.Event("frame"), func(data interface{}) {
sem <- true
})
select {
case <-sem:
case <-time.After(100 * time.Millisecond):
t.Errorf("Event \"frame\" was not published")
}
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d = NewCameraDriver("bot", "")
gobottest.Assert(t, len(d.Start()), 0)
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d = NewCameraDriver("bot", true)
gobottest.Refute(t, len(d.Start()), 0)
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}
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func TestCameraDriverHalt(t *testing.T) {
d := initTestCameraDriver()
gobottest.Assert(t, len(d.Halt()), 0)
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}