def test_limiter_nothing(self):
"""Test request with no offset or limit."""
req = webob.Request.blank('/')
self.assertEqual(self.tiny, common.limited(self.tiny, req))
self.assertEqual(self.small, common.limited(self.small, req))
self.assertEqual(self.medium, common.limited(self.medium, req))
self.assertEqual(self.large[:1000], common.limited(self.large, req))
def test_limiter_limit_zero(self):
"""Test limit of zero."""
req = webob.Request.blank('/?limit=0')
self.assertEqual(self.tiny, common.limited(self.tiny, req))
self.assertEqual(self.small, common.limited(self.small, req))
self.assertEqual(self.medium, common.limited(self.medium, req))
self.assertEqual(self.large[:1000], common.limited(self.large, req))
def test_limiter_offset_medium(self):
"""Test offset key works with a medium sized number."""
req = webob.Request.blank('/?offset=10')
self.assertEqual([], common.limited(self.tiny, req))
self.assertEqual(self.small[10:], common.limited(self.small, req))
self.assertEqual(self.medium[10:], common.limited(self.medium, req))
self.assertEqual(self.large[10:1010], common.limited(self.large, req))
def test_limiter_offset_zero(self):
"""Test offset key works with 0."""
req = webob.Request.blank('/?offset=0')
self.assertEqual(self.tiny, common.limited(self.tiny, req))
self.assertEqual(self.small, common.limited(self.small, req))
self.assertEqual(self.medium, common.limited(self.medium, req))
self.assertEqual(self.large[:1000], common.limited(self.large, req))
def test_limiter_offset_over_max(self):
"""Test offset key works with a number over 1000 (max_limit)."""
req = webob.Request.blank('/?offset=1001')
self.assertEqual([], common.limited(self.tiny, req))
self.assertEqual([], common.limited(self.small, req))
self.assertEqual([], common.limited(self.medium, req))
self.assertEqual(
self.large[1001:2001], common.limited(self.large, req))
def test_limiter_limit_and_offset(self):
"""Test request with both limit and offset."""
items = range(2000)
req = webob.Request.blank('/?offset=1&limit=3')
self.assertEqual(items[1:4], common.limited(items, req))
req = webob.Request.blank('/?offset=3&limit=0')
self.assertEqual(items[3:1003], common.limited(items, req))
req = webob.Request.blank('/?offset=3&limit=1500')
self.assertEqual(items[3:1003], common.limited(items, req))
req = webob.Request.blank('/?offset=3000&limit=10')
self.assertEqual([], common.limited(items, req))
def test_limiter_custom_max_limit(self):
"""Test a max_limit other than 1000."""
items = range(2000)
req = webob.Request.blank('/?offset=1&limit=3')
self.assertEqual(
items[1:4], common.limited(items, req, max_limit=2000))
req = webob.Request.blank('/?offset=3&limit=0')
self.assertEqual(
items[3:], common.limited(items, req, max_limit=2000))
req = webob.Request.blank('/?offset=3&limit=2500')
self.assertEqual(
items[3:], common.limited(items, req, max_limit=2000))
req = webob.Request.blank('/?offset=3000&limit=10')
self.assertEqual([], common.limited(items, req, max_limit=2000))
def index(self, req):
"""Return all zones in brief"""
# Ask the ZoneManager in the Scheduler for most recent data,
# or fall-back to the database ...
items = api.API().get_zone_list(req.environ['nova.context'])
if not items:
items = db.zone_get_all(req.environ['nova.context'])
items = common.limited(items, req)
items = [_exclude_keys(item, ['username', 'password'])
for item in items]
return dict(zones=items)
