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# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import socket
import testscenarios
import testtools
import gear
from gear import tests
class ConnectionTestCase(tests.BaseTestCase):
scenarios = [
('both_string',
dict(host="hostname", port='80')),
('string_int',
dict(host="hostname", port=80)),
('none_string',
dict(host=None, port="80")),
]
def setUp(self):
super(ConnectionTestCase, self).setUp()
self.conn = gear.Connection(self.host, self.port)
def test_params(self):
self.assertTrue(repr(self.conn).endswith(
'host: %s port: %s>' % (self.host, self.port)))
class AdminRequestTestCase(tests.BaseTestCase):
scenarios = [
('empty newline', dict(response=b'.\n', remainder=b'')),
('empty return', dict(response=b'.\r\n', remainder=b'')),
('data newline', dict(response=b'foo\n.\n', remainder=b'')),
('data return', dict(response=b'foo\r\n.\r\n', remainder=b'')),
('pipeline newline', dict(response=b'foo\n.\nbar',
remainder=b'bar')),
('pipeline return', dict(response=b'foo\r\n.\r\nbar',
remainder=b'bar')),
]
def test_full_packet(self):
req = gear.StatusAdminRequest()
ret = req.isComplete(self.response)
self.assertTrue(ret[0])
self.assertEqual(ret[1], self.remainder)
def test_partial_packet(self):
req = gear.StatusAdminRequest()
for i in range(len(self.response) - len(self.remainder)):
ret = req.isComplete(self.response[:i])
self.assertFalse(ret[0])
self.assertIsNone(ret[1])
ret = req.isComplete(self.response)
self.assertTrue(ret[0])
self.assertEqual(ret[1], self.remainder)
class TestConnection(tests.BaseTestCase):
def setUp(self):
super(TestConnection, self).setUp()
self.patch(socket, 'socket', tests.FakeSocket)
self.conn = gear.Connection('127.0.0.1', 4730)
self.conn.connect()
self.socket = self.conn.conn
def assertEndOfData(self):
# End of data
with testtools.ExpectedException(tests.FakeSocketEOF):
self.conn.readPacket()
def test_readPacket_admin(self):
response = b'test\t0\t0\t1\n.\n'
req = gear.StatusAdminRequest()
self.socket._set_data([response])
self.conn.admin_requests.append(req)
r1 = self.conn.readPacket()
self.assertEqual(r1.response, response)
self.assertEndOfData()
def test_readPacket_admin_mix(self):
p1 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 5000)
)
response = b'test\t0\t0\t1\n.\n'
p2 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 5000)
)
req = gear.StatusAdminRequest()
self.conn.admin_requests.append(req)
self.socket._set_data([p1.toBinary() + response + p2.toBinary()])
r1 = self.conn.readPacket()
self.assertEquals(r1, p1)
ra = self.conn.readPacket()
self.assertEqual(ra.response, response)
r2 = self.conn.readPacket()
self.assertEquals(r2, p2)
self.assertEndOfData()
def test_readPacket_large(self):
p1 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 10000)
)
self.socket._set_data([p1.toBinary()])
r1 = self.conn.readPacket()
self.assertEquals(r1, p1)
self.assertEndOfData()
def test_readPacket_multi_pdu(self):
p1 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 2600)
)
p2 = gear.Packet(
gear.constants.REQ,
gear.constants.GRAB_JOB_UNIQ,
b''
)
self.socket._set_data([p1.toBinary()[:1448],
p1.toBinary()[1448:] + p2.toBinary()])
# First packet
r1 = self.conn.readPacket()
self.assertEquals(r1, p1)
# Second packet
r2 = self.conn.readPacket()
self.assertEquals(r2, p2)
self.assertEndOfData()
class TestServerConnection(tests.BaseTestCase):
def setUp(self):
super(TestServerConnection, self).setUp()
self.socket = tests.FakeSocket()
self.conn = gear.ServerConnection('127.0.0.1', self.socket,
False, 'test')
def assertEndOfData(self):
# End of data
with testtools.ExpectedException(gear.RetryIOError):
self.conn.readPacket()
# Still end of data
with testtools.ExpectedException(gear.RetryIOError):
self.conn.readPacket()
def test_readPacket_admin(self):
command = b'status\n'
self.socket._set_data([command])
r1 = self.conn.readPacket()
self.assertEqual(r1.command, command.strip())
self.assertEndOfData()
def test_readPacket_admin_mix(self):
p1 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 5000)
)
command = b'status\n'
p2 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 5000)
)
self.socket._set_data([p1.toBinary() + command + p2.toBinary()])
r1 = self.conn.readPacket()
self.assertEquals(r1, p1)
ra = self.conn.readPacket()
self.assertEqual(ra.command, command.strip())
r2 = self.conn.readPacket()
self.assertEquals(r2, p2)
self.assertEndOfData()
def test_readPacket_large(self):
p1 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 10000)
)
self.socket._set_data([p1.toBinary()])
r1 = self.conn.readPacket()
self.assertEquals(r1, p1)
self.assertEndOfData()
def test_readPacket_multi_pdu(self):
p1 = gear.Packet(
gear.constants.REQ,
gear.constants.WORK_COMPLETE,
b'H:127.0.0.1:11\x00' + (b'x' * 2600)
)
p2 = gear.Packet(
gear.constants.REQ,
gear.constants.GRAB_JOB_UNIQ,
b''
)
self.socket._set_data([p1.toBinary()[:1448],
p1.toBinary()[1448:] + p2.toBinary()])
# First half of first packet
with testtools.ExpectedException(gear.RetryIOError):
self.conn.readPacket()
# Second half of first packet
r1 = self.conn.readPacket()
self.assertEquals(r1, p1)
# Second packet
r2 = self.conn.readPacket()
self.assertEquals(r2, p2)
self.assertEndOfData()
class TestClient(tests.BaseTestCase):
def test_wait_for_server_timeout(self):
client = gear.Client('client')
client.addServer('127.0.0.1', 0)
self.assertRaises(gear.TimeoutError,
client.waitForServer, timeout=1)
def test_handleStatusRes_1(self):
client = gear.Client()
packet = gear.Packet(
gear.constants.RES,
gear.constants.STATUS_RES,
b'H:127.0.0.1:11\x001\x001\x00\x00'
)
packet.getJob = lambda: gear.Job(b"", b"")
job = client.handleStatusRes(packet)
self.assertTrue(job.known)
self.assertTrue(job.running)
def test_handleStatusRes_2(self):
client = gear.Client()
packet = gear.Packet(
gear.constants.RES,
gear.constants.STATUS_RES,
b'H:127.0.0.1:11\x001\x000\x00\x00'
)
packet.getJob = lambda: gear.Job(b"", b"")
job = client.handleStatusRes(packet)
self.assertTrue(job.known)
self.assertFalse(job.running)
def test_ACL(self):
acl = gear.ACL()
acl.add(gear.ACLEntry('worker', register='foo.*'))
acl.add(gear.ACLEntry('client', invoke='foo.*'))
acl.add(gear.ACLEntry('manager', grant=True))
self.assertEqual(len(acl.getEntries()), 3)
self.assertTrue(acl.canRegister('worker', 'foo-bar'))
self.assertTrue(acl.canRegister('worker', 'foo'))
self.assertFalse(acl.canRegister('worker', 'bar-foo'))
self.assertFalse(acl.canRegister('worker', 'bar'))
self.assertFalse(acl.canInvoke('worker', 'foo'))
self.assertFalse(acl.canGrant('worker'))
self.assertTrue(acl.canInvoke('client', 'foo-bar'))
self.assertTrue(acl.canInvoke('client', 'foo'))
self.assertFalse(acl.canInvoke('client', 'bar-foo'))
self.assertFalse(acl.canInvoke('client', 'bar'))
self.assertFalse(acl.canRegister('client', 'foo'))
self.assertFalse(acl.canGrant('client'))
self.assertFalse(acl.canInvoke('manager', 'bar'))
self.assertFalse(acl.canRegister('manager', 'foo'))
self.assertTrue(acl.canGrant('manager'))
acl.remove('worker')
acl.remove('client')
acl.remove('manager')
self.assertFalse(acl.canRegister('worker', 'foo'))
self.assertFalse(acl.canInvoke('client', 'foo'))
self.assertFalse(acl.canGrant('manager'))
self.assertEqual(len(acl.getEntries()), 0)
def test_ACL_register(self):
acl = gear.ACL()
acl.grantRegister('worker', 'bar.*')
self.assertTrue(acl.canRegister('worker', 'bar'))
acl.revokeRegister('worker')
self.assertFalse(acl.canRegister('worker', 'bar'))
def test_ACL_invoke(self):
acl = gear.ACL()
acl.grantInvoke('client', 'bar.*')
self.assertTrue(acl.canInvoke('client', 'bar'))
acl.revokeInvoke('client')
self.assertFalse(acl.canInvoke('client', 'bar'))
def test_ACL_grant(self):
acl = gear.ACL()
acl.grantGrant('manager')
self.assertTrue(acl.canGrant('manager'))
acl.revokeGrant('manager')
self.assertFalse(acl.canGrant('manager'))
def test_double_shutdown(self):
client = gear.Client()
client.shutdown()
client.shutdown()
def load_tests(loader, in_tests, pattern):
return testscenarios.load_tests_apply_scenarios(loader, in_tests, pattern)
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