def setup_bond_self_test(test_instance, spy_groups=None):
"""
Setup Bond for self-tests
:param spy_groups:
:return:
"""
# Since we use Bond both as a system-under-test and as a testing library, we
# have to be careful with mocking. We want to mock the reconcile prompts in the
# system under test, but not in the testing Bond.
# We keep a variable that is set whether we are running the test. In that case,
# the mocking works. Once the test ends, then Bond becomes the testing one.
test_instance.during_test = True
bond_observations_dir = os.environ.get('BOND_OBSERVATION_DIR',
os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))),
'tests',
'test_observations'))
spy_groups = 'bond_self_test' if spy_groups is None else spy_groups
bond.start_test(test_instance,
spy_groups=spy_groups,
observation_directory=bond_observations_dir,
reconcile=os.environ.get('BOND_RECONCILE', 'abort'))
# By default we abort the test if it fails. No user-interface
# Still even the abort reconcile wants to run a quick diff. We let it do it
bond.deploy_agent('bond_reconcile._invoke_command',
cmd__startswith='diff',
result=bond.AGENT_RESULT_CONTINUE)
# if we ever get to the read_console, it means that there is a problem with the test.
# continue
bond.deploy_agent('bond_reconcile._read_console',
result=bond.AGENT_RESULT_CONTINUE)
def test_mock_only(self):
bond.spy('unmocked_return', val=self.mock_only_method())
bond.deploy_agent('AnnotationTests.mock_only_method', result='mocked value')
bond.spy('mocked_return', val=self.mock_only_method())
bond.deploy_agent('AnnotationTests.mock_only_method', skip_save_observation=False, result='mocked value')
bond.spy('mocked_return', val=self.mock_only_method())
def deploy_time_mock(self):
"Helper function to setup the time mocks and agents"
self.time_mocker = TimeMocker()
bond.deploy_agent('HeatWatcher.get_current_time',
result=self.time_mocker.time)
bond.deploy_agent('HeatWatcher.sleep',
result=self.time_mocker.sleep)
def test_with_formatter(self):
"Test the standard annotation with a formatter"
def my_format(obs):
obs['arg1'] += 1000
bond.deploy_agent('AnnotationTests.annotated_standard_method',
formatter=my_format)
self.annotated_standard_method(8, 9)
def test_formatter(self):
"Apply the formatter"
def my_formatter(obs):
obs['new_key'] = 'new_value'
bond.deploy_agent('fun1',
cmd__contains="fun",
formatter=my_formatter)
bond.deploy_agent('fun1',
cmd__startswith="myfun",
result=lambda obs: obs)
# Now the spying. The result should be the modified observation
bond.spy('spy result', res=bond.spy('fun1', cmd="myfun3"))
def test_result(self):
"Test the result aspect of the bond mocking"
def my_formatter(obs):
obs['cmd'] += ' : formatted'
# The formatter is processed after the result is computed
bond.deploy_agent('fun1',
cmd__contains="fun",
formatter=my_formatter,
result=lambda obs: obs['cmd'] + ' here')
bond.deploy_agent('fun1',
cmd__startswith="myfun",
result=123)
# Now the spying
self.assertEquals('a ton of fun here', bond.spy(spy_point_name='fun1', cmd="a ton of fun"))
self.assertEquals(bond.AGENT_RESULT_NONE, bond.spy(spy_point_name='nofun', cmd="myfun2"))
self.assertEquals(123, bond.spy('fun1', cmd="myfun3"))
def test_ok_warning(self):
"""
A test where the higher-level functions get_temperature and send_alert are
mocked out to return specified temperatures and do nothing, respectively.
"""
self.deploy_time_mock()
temp_rates = [(0, 0.5), (60, 1.2), (110, 0.12)]
self.temp_mocker = TemperatureMocker(time_mocker=self.time_mocker,
temp_start=70,
temp_rates=temp_rates)
bond.deploy_agent('HeatWatcher.get_temperature',
result=self.temp_mocker.get_temperature)
bond.deploy_agent('HeatWatcher.send_alert',
result=None)
HeatWatcher().monitor_loop(self.time_mocker.current_time + 400)
def test_exception(self):
"A test that throws exceptions"
def my_formatter(obs):
obs['cmd'] += ' : formatted'
bond.deploy_agent('fun1',
cmd__startswith="myfun",
result=1,
formatter=my_formatter,
exception=Exception("some exception"))
self.assertRaises(Exception,
lambda : bond.spy('fun1', cmd="myfun1"))
bond.deploy_agent('fun1',
cmd="myfun2",
result=1,
formatter=my_formatter,
exception=lambda obs: Exception("some exception: "+obs['cmd']))
self.assertRaises(Exception, lambda : bond.spy(spy_point_name='fun1', cmd="myfun2"))
def setup_bond_self_tests(test_instance, spy_groups=None):
"""
Setup Bond for self-tests
:param spy_groups:
:return:
"""
bond_observations_dir = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))),
'tests',
'test_observations')
spy_groups = 'bond_self_test' if spy_groups is None else spy_groups
bond.start_test(test_instance,
spy_groups=spy_groups,
observation_directory=bond_observations_dir,
reconcile=os.environ.get('BOND_RECONCILE', 'abort'))
# By default we abort the test if it fails. No user-interface
# Still even the abort reconcile wants to run a quick diff
bond.deploy_agent('bond_reconcile._invoke_command',
cmd__startswith='diff',
result=0)
def test_doers(self):
"Test the doer aspect of the bond mocking"
results = []
def my_formatter(obs):
obs['cmd'] += ' : formatted'
bond.deploy_agent('fun1',
cmd__startswith="myfun",
formatter=my_formatter,
do=(lambda args: results.append("1: " + args['cmd'])))
bond.deploy_agent('fun1',
cmd__contains="fun1",
do=(lambda args: results.append("2: " + args['cmd'])))
# Now the spying
bond.spy(spy_point_name='fun1', cmd="myfun1") # agent 2: only
bond.spy(spy_point_name='nofun', cmd="myfun2") # no agent
bond.spy(spy_point_name='fun1', cmd="myfun3") # agent 1: only
self.assertSequenceEqual(['2: myfun1',
'1: myfun3'], results)
def test_critical(self):
"""
A test where make_request is mocked out, and returns different responses
depending on the URL that is passed in. This can allow you to test that the
parsing logic in get_temperature is working correctly.
"""
self.deploy_time_mock()
temp_rates = [(0, 0.5), (60, 2.5), (120, 3), (140, 0.5)]
self.temp_mocker = TemperatureMocker(time_mocker=self.time_mocker,
temp_start=70,
temp_rates=temp_rates)
bond.deploy_agent('HeatWatcher.make_request',
url__contains='messages',
result=None)
bond.deploy_agent('HeatWatcher.make_request',
url__contains='temperature',
result=lambda obs: (200, '<temperature>{}</temperature>'
.format(self.temp_mocker.get_temperature())))
HeatWatcher().monitor_loop(self.time_mocker.time() + 210)
def test_skip_save_observation(self):
"Test the ability to specify skipping saving observations and overriding it"
bond.spy('skipped_spy_point', skip_save_observation=True, key='val')
bond.deploy_agent('skipped_spy_point', result='Mock Value')
ret = bond.spy('skipped_spy_point', skip_save_observation=True, key='val')
bond.spy('skipped_return_value', val=ret)
bond.deploy_agent('normal_spy_point', skip_save_observation=False, result='Mock Value')
ret = bond.spy('normal_spy_point', skip_save_observation=True, key='val')
bond.spy('not_skipped_return_value', val=ret)
bond.deploy_agent('skipped_spy_point', skip_save_observation=True, result='Mock Value')
ret = bond.spy('skipped_spy_point', key='val')
bond.spy('skipped_return_value', val=ret)
def test_with_mocking(self):
bond.deploy_agent("AnnotationTests.annotated_standard_method", result="mocked value")
self.assertEquals("mocked value", self.annotated_standard_method(arg1=1, arg2=2))
def setUp(self):
self.testing_observation_dir = '/tmp/bondObservations Dir' # Intentionally put a space in the path
self.reference_file = os.path.join(self.testing_observation_dir, 'reference.json')
self.reference_file_content = """
[
{
"__spy_point__" : "point 1",
val" : 12345
}
]
"""
self.reference_file_content_lines = map(lambda s: s + '\n',
self.reference_file_content.split('\n')[0:-1])
setup_bond_self_test(self)
def format_diff_join_lists(obs):
obs['current_lines'] = ''.join(obs['current_lines'])
obs['reference_lines'] = ''.join(obs['reference_lines'])
bond.deploy_agent('bond_reconcile._compute_diff',
formatter=format_diff_join_lists,
result=bond.AGENT_RESULT_CONTINUE)
bond.deploy_agent('bond_reconcile._random_string', result='random')
self.console_reply = [] # List of strings to reply when we try to read from console
bond.deploy_agent('bond_reconcile._get_user_input',
result=lambda obs: self.console_reply.pop(0) if self.console_reply
else bond.AGENT_RESULT_CONTINUE)
self.kdiff3_result = 0
def mock_kdiff3(obs):
"Mock call to kdiff3"
if not self.during_test:
return bond.AGENT_RESULT_CONTINUE
if self.kdiff3_result == 0:
# Success, create the merged file
# First, get the file name from the command line
m = re.search(r'-o\s*"([^"]+)"', obs['cmd'])
if m:
with open(m.group(1), 'w') as f:
f.write("The merge result")
return self.kdiff3_result
bond.deploy_agent('bond_reconcile._invoke_command',
cmd__startswith='kdiff3 ',
result=mock_kdiff3)
# A special formatter for the printing of diffs
def _print_formatter(obs):
# We want to observe each line individually
res = []
for l in obs['what'].split('\n'):
res.append(l)
obs['what'] = res
bond.deploy_agent('bond_reconcile._print',
what__contains='@@',
formatter=_print_formatter)
def test_with_mocking(self):
bond.deploy_agent('AnnotationTests.annotated_standard_method',
result='mocked value')
self.assertEquals('mocked value', self.annotated_standard_method(arg1=1, arg2=2))
def test_with_return_none(self):
arr = [0]
bond.deploy_agent('AnnotationTests.annotated_with_side_effects', result=None)
ret = self.annotated_with_side_effects(arr)
bond.spy('return value', ret=ret, arr_value=arr[0])
def test_with_mocking_mandatory_applied(self):
bond.deploy_agent('AnnotationTests.annotated_with_mocking_mandatory',
result='mocked value')
self.assertEqual('mocked value', self.annotated_with_mocking_mandatory())
def test_with_mocking_mandatory_applied(self):
bond.deploy_agent("AnnotationTests.annotated_with_mocking_mandatory", result="mocked value")
self.assertEqual("mocked value", self.annotated_with_mocking_mandatory())