def test_from_name_nonexisting_subsystem(self, context):
with pytest.raises(DeviceNotFoundByNameError) as exc_info:
Device.from_name(context, "no_such_subsystem", "foobar")
error = exc_info.value
assert error.subsystem == "no_such_subsystem"
assert error.sys_name == "foobar"
assert str(error) == "No device {0!r} in {1!r}".format(error.sys_name, error.subsystem)
def test_from_name_no_device_in_existing_subsystem(self, context):
with pytest.raises(DeviceNotFoundByNameError) as exc_info:
Device.from_name(context, 'block', 'foobar')
error = exc_info.value
assert error.subsystem == 'block'
assert error.sys_name == 'foobar'
assert str(error) == 'No device {0!r} in {1!r}'.format(
error.sys_name, error.subsystem)
def test_from_name_nonexisting_subsystem(self, context):
with pytest.raises(DeviceNotFoundByNameError) as exc_info:
Device.from_name(context, 'no_such_subsystem', 'foobar')
error = exc_info.value
assert error.subsystem == 'no_such_subsystem'
assert error.sys_name == 'foobar'
assert str(error) == 'No device {0!r} in {1!r}'.format(
error.sys_name, error.subsystem)
def test_from_name(self, context, device):
new_device = Device.from_name(context, device.subsystem, device.sys_name)
assert new_device == device
def test_from_name(self, context, device):
new_device = Device.from_name(context, device.subsystem,
device.sys_name)
assert new_device == device
