package opencv import ( "path" "runtime" "testing" "gobot.io/x/gobot/v2/gobottest" "gocv.io/x/gocv" ) func TestUtils(t *testing.T) { _, currentfile, _, _ := runtime.Caller(0) image := gocv.IMRead(path.Join(path.Dir(currentfile), "lena-256x256.jpg"), gocv.IMReadColor) rect := DetectObjects("haarcascade_frontalface_alt.xml", image) gobottest.Refute(t, len(rect), 0) DrawRectangles(image, rect, 0, 0, 0, 0) }