KevinMidboe/python-gpiozero
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Fix #279

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Permit replacement of pin_factory without closing old factory. However,
continue closing devices associated with extant pin factory at script
termination.
This commit is contained in:
Dave Jones
2017-06-22 22:45:00 +01:00
parent 6e71f20aa6
commit a99e0746c3
16 changed files with 328 additions and 338 deletions
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12
tests/test_pins_data.py
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@@ -19,9 +19,7 @@ from gpiozero import *
def test_pi_revision():
# We're not using _set_pin_factory here because we don't want to implicitly
# close the old instance, just replace it while we test stuff
with patch('gpiozero.devices.Device._pin_factory', LocalPiFactory()):
with patch('gpiozero.devices.Device.pin_factory', LocalPiFactory()):
# Can't use MockPin for this as we want something that'll actually try
# and read /proc/cpuinfo (MockPin simply parrots the 2B's data);
# LocalPiFactory is used as we can definitely instantiate it (strictly
@@ -32,20 +30,20 @@ def test_pi_revision():
assert pi_info().revision == '0002'
# LocalPiFactory caches the revision (because realistically it
# isn't going to change at runtime); we need to wipe it here though
Device._pin_factory._info = None
Device.pin_factory._info = None
m.return_value.__enter__.return_value = ['Revision: a21042']
assert pi_info().revision == 'a21042'
# Check over-volting result (some argument over whether this is 7 or
# 8 character result; make sure both work)
Device._pin_factory._info = None
Device.pin_factory._info = None
m.return_value.__enter__.return_value = ['Revision: 1000003']
assert pi_info().revision == '0003'
Device._pin_factory._info = None
Device.pin_factory._info = None
m.return_value.__enter__.return_value = ['Revision: 100003']
assert pi_info().revision == '0003'
with pytest.raises(PinUnknownPi):
m.return_value.__enter__.return_value = ['nothing', 'relevant', 'at all']
Device._pin_factory._info = None
Device.pin_factory._info = None
pi_info()
with pytest.raises(PinUnknownPi):
pi_info('0fff')