def test_extra_arg(self):
"""
Tests that passing an extra argument gets caught.
"""
extra_arg = 'extra'
while extra_arg in QdbConfig.DEFAULT_OPTIONS:
# Assert athat extra_arg is NOT a valid option.
extra_arg += '_'
with self.assertRaisesRegexp(TypeError, extra_arg):
QdbConfig.get_config({extra_arg: None})
def test_extra_arg(self):
"""
Tests that passing an extra argument gets caught.
"""
extra_arg = 'extra'
while extra_arg in QdbConfig.DEFAULT_OPTIONS:
# Assert athat extra_arg is NOT a valid option.
extra_arg += '_'
with self.assertRaisesRegexp(TypeError, extra_arg):
QdbConfig.get_config({extra_arg: None})
def setUpClass(cls):
cls.contents = dedent("""\
# FOR TESTING PURPOSES
config = QdbConfig(**{
'host': 'user-set',
'port': 'user-set',
'auth_msg': 'user-set',
'default_file': 'user-set',
'default_namespace': 'user-set',
'eval_fn': 'user-set',
'exception_serializer': 'user-set',
'skip_fn': 'user-set',
'pause_signal': 'user-set',
'redirect_output': 'user-set',
'retry_attempts': 'user-set',
'uuid': 'user-set',
'cmd_manager': 'user-set',
'green': 'user-set',
'repr_fn': 'user-set',
'log_file': 'user-set',
'execution_timeout': 'user-set',
})
""")
cls.old_home = os.environ['HOME']
cls.home = mkdtemp()
os.environ['HOME'] = cls.home
cls.profile_path = os.path.join(cls.home, '.qdb')
cls.profile = open(cls.profile_path, 'w+')
cls.profile.write(cls.contents)
cls.profile.flush()
cls.expected = QdbConfig(
**{k: 'user-set'
for k in QdbConfig.DEFAULT_OPTIONS})
def _test_file(self, files=None, use_local=False, use_profile=False):
"""
Tests reading a local file.
"""
config = QdbConfig.get_config(
files=files, use_local=use_local, use_profile=use_profile,
)
self.assertEqual(self.expected._asdict(), config._asdict())
def _test_file(self, files=None, use_local=False, use_profile=False):
"""
Tests reading a local file.
"""
config = QdbConfig.get_config(
files=files, use_local=use_local, use_profile=use_profile,
)
self.assertEqual(self.expected._asdict(), config._asdict())
def __init__(self, config=None, merge=False, **kwargs):
"""
See qdb.config for more information about the configuration of
qdb.
merge denotes how config and kwargs should be merged.
QdbConfig.kwargs_first says config will trample kwargs,
QdbConfig.config_first says kwargs will trample config.
Otherwise, kwargs and config cannot both be passed.
"""
super(Qdb, self).__init__()
if config and kwargs:
if merge == QdbConfig.kwargs_first:
first = kwargs
second = config
elif merge == QdbConfig.config_first:
first = config
second = kwargs
else:
raise TypeError('Cannot pass config and kwargs')
config = first.merge(second)
else:
config = QdbConfig.get_config(config or kwargs)
self.address = config.host, config.port
self.set_default_file(config.default_file)
self.default_namespace = config.default_namespace or {}
self.exception_serializer = config.exception_serializer or \
default_exception_serializer
self.eval_fn = config.eval_fn or default_eval_fn
self.green = config.green
self._file_cache = {}
self.redirect_output = config.redirect_output
self.retry_attepts = config.retry_attepts
self.repr_fn = config.repr_fn
self.skip_fn = config.skip_fn or (lambda _: False)
self.pause_signal = config.pause_signal \
if config.pause_signal else signal.SIGUSR2
self.uuid = str(config.uuid or uuid4())
self.watchlist = {}
self.execution_timeout = config.execution_timeout
# We need to be able to send stdout back to the user debugging the
# program. We hold a handle to this in case the program resets stdout.
if self.redirect_output:
self._old_stdout = sys.stdout
self._old_stderr = sys.stderr
self.stdout = StringIO()
self.stderr = StringIO()
sys.stdout = self.stdout
sys.stderr = self.stderr
self.forget()
self.log_handler = None
if config.log_file:
self.log_handler = FileHandler(config.log_file)
self.log_handler.push_application()
self.cmd_manager = (config.cmd_manager or RemoteCommandManager)(self)
self.cmd_manager.start(config.auth_msg)
def _init(self, config=None, merge=False, **kwargs):
"""
See qdb.config for more information about the configuration of
qdb.
merge denotes how config and kwargs should be merged.
QdbConfig.kwargs_first says config will trample kwargs,
QdbConfig.config_first says kwargs will trample config.
Otherwise, kwargs and config cannot both be passed.
"""
self.super_ = super(Qdb, self)
self.super_.__init__()
self.reset()
if config and kwargs:
if merge == QdbConfig.kwargs_first:
first = kwargs
second = config
elif merge == QdbConfig.config_first:
first = config
second = kwargs
else:
raise TypeError('Cannot pass config and kwargs')
config = first.merge(second)
else:
config = QdbConfig.get_config(config or kwargs)
self.address = config.host, config.port
self.set_default_file(config.default_file)
self.default_namespace = config.default_namespace or {}
self.exception_serializer = config.exception_serializer or \
default_exception_serializer
self.eval_fn = config.eval_fn or default_eval_fn
self._file_cache = {}
self.retry_attepts = config.retry_attepts
self.repr_fn = config.repr_fn
self._skip_fn = config.skip_fn or (lambda _: False)
self.pause_signal = config.pause_signal \
if config.pause_signal else signal.SIGUSR2
self.uuid = str(config.uuid or uuid4())
self.watchlist = {}
self.execution_timeout = config.execution_timeout
self.reset()
self.log_handler = None
if config.log_file:
self.log_handler = FileHandler(config.log_file)
self.log_handler.push_application()
self.bound_cmd_manager = config.cmd_manager or TerminalCommandManager()
self.bound_cmd_manager.start(config.auth_msg)
# We need to be able to send stdout back to the user debugging the
# program. We hold a handle to this in case the program resets stdout.
self._old_stdout = sys.stdout
self._old_stderr = sys.stderr
self.redirect_output = (
config.redirect_output and
not isinstance(self.cmd_manager, TerminalCommandManager)
)
if self.redirect_output:
sys.stdout = OutputTee(
sys.stdout,
RemoteOutput(self.cmd_manager, '<stdout>'),
)
sys.stderr = OutputTee(
sys.stderr,
RemoteOutput(self.cmd_manager, '<stderr>'),
)