'Test a list of proximities with missing devices.'

def test_proximities_setup(self):

    config = {'proximity': {'home': {'ignored_zones': ['work'], 'devices': ['device_tracker.test1', 'device_tracker.test2'], 'tolerance': '1'}, 'work': {'tolerance': '1'}}}
    self.assertTrue(setup_component(self.hass, DOMAIN, config))
