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from proboscis import before_class
from proboscis import test
from proboscis.asserts import assert_raises
from troveclient.compat import exceptions
from trove.tests.config import CONFIG
from trove.tests.util import create_client
@test(groups=['dbaas.api.instances.quotas'])
class InstanceQuotas(object):
created_instances = []
@before_class
def setup(self):
self.client = create_client(is_admin=False)
@test
def test_too_many_instances(self):
self.created_instances = []
if 'trove_max_instances_per_user' in CONFIG.values:
too_many = CONFIG.values['trove_max_instances_per_user']
already_there = len(self.client.instances.list())
flavor = 1
for i in range(too_many - already_there):
response = self.client.instances.create('too_many_%d' % i,
flavor,
{'size': 1})
self.created_instances.append(response)
# This one better fail, because we just reached our quota.
assert_raises(exceptions.OverLimit,
self.client.instances.create,
"too_many", flavor,
{'size': 1})
@test(runs_after=[test_too_many_instances])
def delete_excessive_entries(self):
# Delete all the instances called too_many*.
for id in self.created_instances:
while True:
try:
self.client.instances.delete(id)
except exceptions.UnprocessableEntity:
continue
except exceptions.NotFound:
break
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