def test_calling_move_to_changes_z_height_only_after_delay(self):
expected_height = 10.0
expected_delay = 0.250
test_zaxis = PhotoZAxis(0.0, expected_delay)
test_zaxis.move_to(expected_height)
self.assertEquals(0, test_zaxis.current_z_location_mm())
time.sleep(expected_delay)
self.assertEquals(expected_height, test_zaxis.current_z_location_mm())
def test_should_call_callback_when_something_changes(self):
expected_height = 10.0
expected_delay = 0.0
test_zaxis = PhotoZAxis(0.0, expected_delay, call_back=self.call_back)
test_zaxis.move_to(expected_height)
test_zaxis.current_z_location_mm()
self.assertEquals(expected_height, self.height)
self.assertEquals(0, self.drips)
self.assertEquals(0, self.drips_per_second)
def _get_zaxis(self, dry_run):
if dry_run:
return None
elif self._configuration.dripper.dripper_type == 'photo':
logger.info("Photo Zaxis")
return PhotoZAxis(self._start_height,
self._configuration.dripper.photo_zaxis_delay)
elif self._configuration.dripper.dripper_type == 'emulated':
logger.info("Emulated Zaxis")
return TimedDripZAxis(self._configuration.dripper.drips_per_mm,
self._start_height,
drips_per_second=self._configuration.dripper.
emulated_drips_per_second)
elif self._configuration.dripper.dripper_type == 'microcontroller':
logger.info("Micro Controller Zaxis")
return SerialDripZAxis(
self._get_communicator(dry_run),
self._configuration.dripper.drips_per_mm,
self._start_height,
)
def test_close_can_be_called(self):
test_zaxis = PhotoZAxis(0.0, )
test_zaxis.start()
self.assertEquals(0.0, test_zaxis.current_z_location_mm())
test_zaxis.close()
def test_start_should_advance(self):
test_zaxis = PhotoZAxis(0.0, )
test_zaxis.start()
self.assertEquals(0.0, test_zaxis.current_z_location_mm())
def test_set_call_back_should_add_callback(self):
expected_height1 = 10.0
expected_height2 = 20.0
expected_delay = 0.0
test_zaxis = PhotoZAxis(0.0, expected_delay, call_back=None)
test_zaxis.move_to(expected_height1)
test_zaxis.current_z_location_mm()
self.assertEquals(0, self.height)
self.assertEquals(0, self.drips)
self.assertEquals(0, self.drips_per_second)
test_zaxis.set_call_back(self.call_back)
test_zaxis.move_to(expected_height2)
test_zaxis.current_z_location_mm()
self.assertEquals(expected_height2, self.height)
self.assertEquals(0, self.drips)
self.assertEquals(0, self.drips_per_second)
def test_calling_move_to_changes_z_height_when_delay_0(self):
expected_height = 10.0
test_zaxis = PhotoZAxis(0.0, 0.0)
test_zaxis.move_to(expected_height)
self.assertEquals(expected_height, test_zaxis.current_z_location_mm())
def test_current_z_location_reports_starting_height(self):
starting_height = 7.7
test_zaxis = PhotoZAxis(starting_height)
self.assertEquals(starting_height, test_zaxis.current_z_location_mm())
def test_current_z_location_reports_0(self):
test_zaxis = PhotoZAxis(0.0, )
self.assertEquals(0.0, test_zaxis.current_z_location_mm())
