def test_get_devices():
devices = [
b'(2345678',
b'(2345679',
b'12345678',
b'12345678'
]
owi = Owi(board.PIN_LED)
assert owi.get_devices() == devices
def test_get_temperature():
ds18b20 = Ds18b20(Owi(board.PIN_LED))
assert ds18b20.get_temperature(b'\x282345678') == 22.0
def test_get_devices():
ds18b20 = Ds18b20(Owi(board.PIN_LED))
assert ds18b20.get_devices() == [b'\x282345678', b'\x282345679']
def test_convert():
ds18b20 = Ds18b20(Owi(board.PIN_LED))
assert ds18b20.convert() == None
def test_print():
print(Ds18b20)
help(Ds18b20)
ds18b20 = Ds18b20(Owi(board.PIN_LED))
print(ds18b20)
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
# This file is part of the Pumbaa project.
#
import binascii
import board
from drivers import Ds18b20, Owi
OWI = Owi(board.PIN_GPIO17)
DS18B20 = Ds18b20(OWI)
# Search for devices on the OWI bus.
print('Number of sensors:', OWI.search())
while True:
# Taking a new temperature sample.
DS18B20.convert()
for device_id in DS18B20.get_devices():
print('Device id: {}, Temperature: {}'.format(
binascii.hexlify(device_id), DS18B20.get_temperature(device_id)))
def test_bad_arguments():
# Bad pin device.
with assert_raises(ValueError, "bad pin device"):
Owi(-1)
def test_write():
owi = Owi(board.PIN_LED)
assert owi.write(b'23') == 2
assert owi.write(b'23', 1) == 1
def test_read():
owi = Owi(board.PIN_LED)
assert owi.read(2) == b'12'
def test_get_devices():
owi = Owi(board.PIN_LED)
assert owi.get_devices() == [b'12345678']
def test_search():
owi = Owi(board.PIN_LED)
assert owi.search() == 1
def test_reset():
owi = Owi(board.PIN_LED)
assert owi.reset() is None
def test_print():
print(Owi)
help(Owi)
owi = Owi(board.PIN_LED)
print(owi)
def test_write():
owi_stub.set_write([b'23', b'2'])
owi = Owi(board.PIN_LED)
assert owi.write(b'23') == 2
assert owi.write(b'23', 1) == 1
def test_read():
owi_stub.set_read(b'12')
owi = Owi(board.PIN_LED)
assert owi.read(2) == b'12'