/usr/lib/python3/dist-packages/provisioningserver/drivers/power/tests/test_dli.py is in python3-maas-provisioningserver 2.0.0~beta3+bzr4941-0ubuntu1.
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# GNU Affero General Public License version 3 (see the file LICENSE).
"""Tests for `provisioningserver.drivers.power.dli`."""
__all__ = []
from random import choice
from maastesting.factory import factory
from maastesting.matchers import (
MockCalledOnceWith,
MockCallsMatch,
)
from maastesting.testcase import MAASTestCase
from mock import (
call,
sentinel,
)
from provisioningserver.drivers.power import (
dli as dli_module,
PowerActionError,
PowerError,
)
from provisioningserver.utils.shell import (
ExternalProcessError,
has_command_available,
select_c_utf8_locale,
)
from testtools.matchers import Equals
DLI_QUERY_OUTPUT = """\
...
<!--
function reg() {
window.open('http://www.digital-loggers.com/register.html?SN=LPC751740');
}
//-->
</script>
</head>
<!-- state=%s lock=00 -->
<body alink="#0000FF" vlink="#0000FF">
<FONT FACE="Arial, Helvetica, Sans-Serif">
...
""".encode('utf-8')
class TestDLIPowerDriver(MAASTestCase):
def test_missing_packages(self):
mock = self.patch(has_command_available)
mock.return_value = False
driver = dli_module.DLIPowerDriver()
missing = driver.detect_missing_packages()
self.assertItemsEqual(["wget"], missing)
def test_no_missing_packages(self):
mock = self.patch(has_command_available)
mock.return_value = True
driver = dli_module.DLIPowerDriver()
missing = driver.detect_missing_packages()
self.assertItemsEqual([], missing)
def test__set_outlet_state_calls_wget(self):
driver = dli_module.DLIPowerDriver()
env = select_c_utf8_locale()
power_change = factory.make_name('power_change')
outlet_id = choice(['1', '2', '3', '4', '5', '6', '7', '8'])
power_user = factory.make_name('power_user')
power_pass = factory.make_name('power_pass')
power_address = factory.make_name('power_address')
url = 'http://%s:%s@%s/outlet?%s=%s' % (
power_user, power_pass, power_address, outlet_id, power_change)
call_and_check_mock = self.patch(dli_module, 'call_and_check')
driver._set_outlet_state(
power_change, outlet_id, power_user, power_pass, power_address)
self.assertThat(
call_and_check_mock, MockCalledOnceWith(
['wget', '--auth-no-challenge', '-O', '/dev/null', url],
env=env))
def test__set_outlet_state_crashes_when_wget_exits_nonzero(self):
driver = dli_module.DLIPowerDriver()
call_and_check_mock = self.patch(dli_module, 'call_and_check')
call_and_check_mock.side_effect = (
ExternalProcessError(1, "dli something"))
self.assertRaises(
PowerActionError, driver._set_outlet_state, sentinel.power_change,
sentinel.outlet_id, sentinel.power_use, sentinel.power_pass,
sentinel.power_address)
def test__query_outlet_state_queries_on(self):
driver = dli_module.DLIPowerDriver()
env = select_c_utf8_locale()
outlet_id = choice(['1', '2', '3', '4', '5', '6', '7', '8'])
power_user = factory.make_name('power_user')
power_pass = factory.make_name('power_pass')
power_address = factory.make_name('power_address')
url = 'http://%s:%s@%s/index.htm' % (
power_user, power_pass, power_address)
call_and_check_mock = self.patch(dli_module, 'call_and_check')
call_and_check_mock.return_value = DLI_QUERY_OUTPUT % b'ff'
result = driver._query_outlet_state(
outlet_id, power_user, power_pass, power_address)
self.expectThat(
call_and_check_mock, MockCalledOnceWith(
['wget', '--auth-no-challenge', '-qO-', url],
env=env))
self.expectThat(result, Equals('on'))
def test__query_outlet_state_queries_off(self):
driver = dli_module.DLIPowerDriver()
env = select_c_utf8_locale()
outlet_id = choice(['1', '2', '3', '4', '5', '6', '7', '8'])
power_user = factory.make_name('power_user')
power_pass = factory.make_name('power_pass')
power_address = factory.make_name('power_address')
url = 'http://%s:%s@%s/index.htm' % (
power_user, power_pass, power_address)
call_and_check_mock = self.patch(dli_module, 'call_and_check')
call_and_check_mock.return_value = DLI_QUERY_OUTPUT % b'00'
result = driver._query_outlet_state(
outlet_id, power_user, power_pass, power_address)
self.expectThat(
call_and_check_mock, MockCalledOnceWith(
['wget', '--auth-no-challenge', '-qO-', url],
env=env))
self.expectThat(result, Equals('off'))
def test__query_outlet_state_crashes_when_state_not_found(self):
driver = dli_module.DLIPowerDriver()
call_and_check_mock = self.patch(dli_module, 'call_and_check')
call_and_check_mock.return_value = b'Rubbish'
self.assertRaises(
PowerError, driver._query_outlet_state, sentinel.outlet_id,
sentinel.power_user, sentinel.power_pass, sentinel.power_address)
def test__query_outlet_state_crashes_when_wget_exits_nonzero(self):
driver = dli_module.DLIPowerDriver()
call_and_check_mock = self.patch(dli_module, 'call_and_check')
call_and_check_mock.side_effect = (
ExternalProcessError(1, "dli something"))
self.assertRaises(
PowerActionError, driver._query_outlet_state, sentinel.outlet_id,
sentinel.power_user, sentinel.power_pass, sentinel.power_address)
def test_power_on(self):
driver = dli_module.DLIPowerDriver()
system_id = factory.make_name('system_id')
context = {'context': factory.make_name('context')}
_query_outlet_state_mock = self.patch(driver, '_query_outlet_state')
_query_outlet_state_mock.side_effect = ('on', 'off')
_set_outlet_state_mock = self.patch(driver, '_set_outlet_state')
self.patch(dli_module, 'sleep')
driver.power_on(system_id, context)
self.expectThat(
_query_outlet_state_mock, MockCallsMatch(
call(**context), call(**context)))
self.expectThat(
_set_outlet_state_mock, MockCallsMatch(
call('OFF', **context), call('ON', **context)))
def test_power_on_raises_power_error(self):
driver = dli_module.DLIPowerDriver()
system_id = factory.make_name('system_id')
context = {'outlet_id': factory.make_name('outlet_id')}
_query_outlet_state_mock = self.patch(driver, '_query_outlet_state')
_query_outlet_state_mock.side_effect = ('on', 'not-off')
_set_outlet_state_mock = self.patch(driver, '_set_outlet_state')
self.patch(dli_module, 'sleep')
self.assertRaises(PowerError, driver.power_on, system_id, context)
self.expectThat(
_query_outlet_state_mock, MockCallsMatch(
call(**context), call(**context)))
self.expectThat(
_set_outlet_state_mock, MockCalledOnceWith('OFF', **context))
def test_power_off(self):
driver = dli_module.DLIPowerDriver()
system_id = factory.make_name('system_id')
context = {'context': factory.make_name('context')}
_set_outlet_state_mock = self.patch(driver, '_set_outlet_state')
driver.power_off(system_id, context)
self.assertThat(
_set_outlet_state_mock, MockCalledOnceWith('OFF', **context))
def test_power_query(self):
driver = dli_module.DLIPowerDriver()
system_id = factory.make_name('system_id')
context = {'context': factory.make_name('context')}
_query_outlet_state_mock = self.patch(driver, '_query_outlet_state')
driver.power_query(system_id, context)
self.assertThat(
_query_outlet_state_mock, MockCalledOnceWith(**context))
|