Files
grow-python/tests/conftest.py
2023-11-17 09:18:30 +00:00

74 lines
1.6 KiB
Python

"""Test configuration.
These allow the mocking of various Python modules
that might otherwise have runtime side-effects.
"""
import sys
import mock
import pytest
from i2cdevice import MockSMBus
class SMBusFakeDevice(MockSMBus):
def __init__(self, i2c_bus):
MockSMBus.__init__(self, i2c_bus)
self.regs[0x00:0x01] = 0x0f, 0x00
@pytest.fixture(scope='function', autouse=True)
def cleanup():
yield None
try:
del sys.modules['grow']
except KeyError:
pass
try:
del sys.modules['grow.moisture']
except KeyError:
pass
try:
del sys.modules['grow.pump']
except KeyError:
pass
@pytest.fixture(scope='function', autouse=False)
def GPIO():
"""Mock RPi.GPIO module."""
GPIO = mock.MagicMock()
# Fudge for Python < 37 (possibly earlier)
sys.modules['RPi'] = mock.Mock()
sys.modules['RPi'].GPIO = GPIO
sys.modules['RPi.GPIO'] = GPIO
yield GPIO
del sys.modules['RPi']
del sys.modules['RPi.GPIO']
@pytest.fixture(scope='function', autouse=False)
def spidev():
"""Mock spidev module."""
spidev = mock.MagicMock()
sys.modules['spidev'] = spidev
yield spidev
del sys.modules['spidev']
@pytest.fixture(scope='function', autouse=False)
def smbus():
"""Mock smbus module."""
smbus = mock.MagicMock()
smbus.SMBus = SMBusFakeDevice
sys.modules['smbus'] = smbus
yield smbus
del sys.modules['smbus']
@pytest.fixture(scope='function', autouse=False)
def atexit():
"""Mock atexit module."""
atexit = mock.MagicMock()
sys.modules['atexit'] = atexit
yield atexit
del sys.modules['atexit']