def setUp(self):
self.laser = dummies.TestLightSource()
self.filterwheel = dummies.TestFilterWheel(positions=6)
self.device = dummies.TestController({
"laser": self.laser,
"filterwheel": self.filterwheel
})
def test_unexpected_kwargs_raise_exception(self):
"""Unexpected kwargs on constructor raise exception.
Test first that we can construct the device. Then test that
it fails if there are unused kwargs. This is an issue when
there are default arguments, there's a typo on the argument
name, and the class uses the default instead of an error. See
issue #84.
"""
dummies.TestLightSource()
# XXX: Device.__del__ calls shutdown(). However, if __init__
# failed the device is not complete and shutdown() fails
# because the logger has not been created. See comments on
# issue #69. patch __del__ to workaround this issue.
with unittest.mock.patch("microscope.devices.Device.__del__"):
with self.assertRaisesRegex(TypeError, "argument 'power'"):
dummies.TestLightSource(power=2)
def setUp(self):
self.device = dummies.TestLightSource()
# TODO: we need to rethink the test so this is not needed.
self.fake = self.device
self.fake.default_power = self.fake._set_point
self.fake.min_power = 0.0
self.fake.max_power = 100.0