python/testing/platform/embedded.py

   1 """
   2     Tests which require an embedded platform (with actual hardware bindings)
   3     but which are not architecture-specific.
   4 """
   5 import unittest
   6 import agnostic
   7 import board
   8
   9 if agnostic.platform == "esp8266":
  10     LEDPIN = board.D13
  11 else:
  12     raise NameError("No LED for {}".format(agnostic.platform))
  13
  14 class TestDigitalInOut(unittest.TestCase):
  15
  16
  17     def test_default(self):
  18         """Check that a DigitalInOut is an input with constructed"""
  19         import digitalio
  20         from microcontroller import Pin
  21         pin = next(Pin.iteritems())  # grab any pin
  22         dio = digitalio.DigitalInOut(pin)
  23         self.assertEqual(dio.direction, digitalio.Direction.INPUT)
  24         self.assertEqual(dio.pull, digitalio.Pull.DOWN)
  25
  26
  27     def test_blink(self):
  28         import digitalio
  29         from utime import sleep
  30         led = digitalio.DigitalInOut(LEDPIN)
  31         led.direction = digitalio.Direction.OUTPUT
  32         while True:
  33             led.value = True
  34             sleep(0.1)
  35             led.value = False
  36             sleep(0.1)
  37
  38 def main():
  39     unittest.main()