def test_scale_new_app_instances_to_target(scale_marathon_app_instances,
marathon_client, logger):
"""When scaling new instances up, if we have met or surpassed the
amount of instances deployed for old_app, go right to our
deployment target amount of instances for new_app
"""
new_app = {
'instances': 10,
'labels': {
'HAPROXY_DEPLOYMENT_TARGET_INSTANCES': 30
}
}
old_app = {'instances': 8}
scale_new_app_instances(logger, marathon_client, new_app, old_app)
scale_marathon_app_instances.assert_called_with(
marathon_client, new_app, 30)
def test_scale_new_app_instances_up_50_percent(scale_marathon_app_instances,
marathon_client, logger):
"""When scaling new_app instances, increase instances by 50% of
existing instances if we have not yet met or surpassed the amount
of instances deployed by old_app
"""
new_app = {
'instances': 10,
'labels': {
'HAPROXY_DEPLOYMENT_TARGET_INSTANCES': 30
}
}
old_app = {'instances': 30}
scale_new_app_instances(logger, marathon_client, new_app, old_app)
scale_marathon_app_instances.assert_called_with(
marathon_client, new_app, 15)
