def can_be_pickled(self):
c = Context()
c.foo = {"bar": {"biz": ["baz", "buzz"]}}
c2 = pickle.loads(pickle.dumps(c))
assert c == c2
assert c is not c2
assert c.foo.bar.biz is not c2.foo.bar.biz
def echo_hides_extra_sudo_flags(self):
skip() # see TODO in sudo() re: clean output display
config = Config(overrides={"runner": _Dummy})
Context(config=config).sudo("nope", echo=True)
output = sys.stdout.getvalue()
sys.__stderr__.write(repr(output) + "\n")
assert "-S" not in output
assert Context().sudo.prompt not in output
assert "sudo nope" in output
def prefixes_should_apply_to_sudo(self, Local):
runner = Local.return_value
c = Context()
with c.prefix("cd foo"):
c.sudo("whoami")
cmd = "sudo -S -p '[sudo] password: ' cd foo && whoami"
assert runner.run.called, "sudo() never called runner.run()!"
assert runner.run.call_args[0][0] == cmd
def prefixes_should_apply_to_run(self, Local):
runner = Local.return_value
c = Context()
with c.prefix("cd foo"):
c.run("whoami")
cmd = "cd foo && whoami"
assert runner.run.called, "run() never called runner.run()!"
assert runner.run.call_args[0][0] == cmd
def kwarg_only_adds_to_kwarg(self, Local):
runner = Local.return_value
context = Context()
watcher = self.watcher_klass()
context.sudo("whoami", watchers=[watcher])
# When sudo() called w/ user-specified watchers, we add ours to
# that list
watchers = runner.run.call_args[1]["watchers"]
# Will raise ValueError if not in the list
watchers.remove(watcher)
# Only remaining item in list should be our sudo responder
assert len(watchers) == 1
assert isinstance(watchers[0], FailingResponder)
assert watchers[0].pattern == self.escaped_prompt
def sites(c):
"""
Build both doc sites w/ maxed nitpicking.
"""
# TODO: This is super lolzy but we haven't actually tackled nontrivial
# in-Python task calling yet, so we do this to get a copy of 'our' context,
# which has been updated with the per-collection config data of the
# docs/www subcollections.
docs_c = Context(config=c.config.clone())
www_c = Context(config=c.config.clone())
docs_c.update(**docs.configuration())
www_c.update(**www.configuration())
# Must build both normally first to ensure good intersphinx inventory files
# exist =/ circular dependencies ahoy! Do it quietly to avoid pulluting
# output; only super-serious errors will bubble up.
# TODO: wants a 'temporarily tweak context settings' contextmanager
# TODO: also a f*****g spinner cuz this confuses me every time I run it
# when the docs aren't already prebuilt
docs_c["run"].hide = True
www_c["run"].hide = True
docs["build"](docs_c)
www["build"](www_c)
docs_c["run"].hide = False
www_c["run"].hide = False
# Run the actual builds, with nitpick=True (nitpicks + tracebacks)
docs["build"](docs_c, nitpick=True)
www["build"](www_c, nitpick=True)
def prefixes_command_with_sudo(self, Local):
runner = Local.return_value
Context().sudo("whoami")
# NOTE: implicitly tests default sudo.prompt conf value
cmd = "sudo -S -p '[sudo] password: ' whoami"
assert runner.run.called, "sudo() never called runner.run()!"
assert runner.run.call_args[0][0] == cmd
def tracks_times_called(self):
context = Context()
assert self.task.called is False
self.task(context)
assert self.task.called is True
assert self.task.times_called == 1
self.task(context)
assert self.task.times_called == 2
def base_case(self):
# NOTE: Assumes a user whose password is 'mypass' has been created
# & added to passworded (not passwordless) sudo configuration; and
# that this user is the one running the test suite. Only for
# running on Travis, basically.
if not os.environ.get("TRAVIS", False):
skip()
config = Config({"sudo": {"password": "******"}})
result = Context(config=config).sudo("whoami", hide=True)
assert result.stdout.strip() == "root"
def passes_through_other_run_kwargs(self, Local):
runner = Local.return_value
Context().sudo(
"whoami", echo=True, warn=False, hide=True, encoding="ascii"
)
assert runner.run.called, "sudo() never called runner.run()!"
kwargs = runner.run.call_args[1]
assert kwargs["echo"] is True
assert kwargs["warn"] is False
assert kwargs["hide"] is True
assert kwargs["encoding"] == "ascii"
def _expect_responses(self, expected, config=None, kwargs=None):
"""
Execute mocked sudo(), expecting watchers= kwarg in its run().
* expected: list of 2-tuples of FailingResponder prompt/response
* config: Config object, if an overridden one is needed
* kwargs: sudo() kwargs, if needed
"""
if kwargs is None:
kwargs = {}
Local = Mock()
runner = Local.return_value
context = Context(config=config) if config else Context()
context.config.runners.local = Local
context.sudo("whoami", **kwargs)
# Tease out the interesting bits - pattern/response - ignoring the
# sentinel, etc for now.
prompt_responses = [
(watcher.pattern, watcher.response)
for watcher in runner.run.call_args[1]["watchers"]
]
assert prompt_responses == expected
def nesting_should_retain_order(self, Local):
runner = Local.return_value
c = Context()
with c.prefix("cd foo"):
with c.prefix("cd bar"):
c.run("whoami")
cmd = "cd foo && cd bar && whoami"
assert (
runner.run.called
), "run() never called runner.run()!" # noqa
assert runner.run.call_args[0][0] == cmd
c.run("whoami")
cmd = "cd foo && whoami"
assert runner.run.called, "run() never called runner.run()!"
assert runner.run.call_args[0][0] == cmd
# also test that prefixes do not persist
c.run("whoami")
cmd = "whoami"
assert runner.run.called, "run() never called runner.run()!"
assert runner.run.call_args[0][0] == cmd
def should_occur_before_prefixes(self, Local):
runner = Local.return_value
c = Context()
with c.prefix("source venv"):
with c.cd("foo"):
c.run("whoami")
cmd = "cd foo && source venv && whoami"
assert runner.run.called, "run() never called runner.run()!"
assert runner.run.call_args[0][0] == cmd
def config_only(self, Local):
runner = Local.return_value
# Set a config-driven list of watchers
watcher = self.watcher_klass()
overrides = {"run": {"watchers": [watcher]}}
config = Config(overrides=overrides)
Context(config=config).sudo("whoami")
# Expect that sudo() extracted that config value & put it into
# the kwarg level. (See comment in sudo() about why...)
watchers = runner.run.call_args[1]["watchers"]
# Will raise ValueError if not in the list
watchers.remove(watcher)
# Only remaining item in list should be our sudo responder
assert len(watchers) == 1
assert isinstance(watchers[0], FailingResponder)
assert watchers[0].pattern == self.escaped_prompt
def watch_docs(c):
"""
Watch both doc trees & rebuild them if files change.
This includes e.g. rebuilding the API docs if the source code changes;
rebuilding the WWW docs if the README changes; etc.
Reuses the configuration values ``packaging.package`` or ``tests.package``
(the former winning over the latter if both defined) when determining which
source directory to scan for API doc updates.
"""
# TODO: break back down into generic single-site version, then create split
# tasks as with docs/www above. Probably wants raft#63.
# NOTE: 'www'/'docs' refer to the module level sub-collections. meh.
# Readme & WWW triggers WWW
www_c = Context(config=c.config.clone())
www_c.update(**www.configuration())
www_handler = make_handler(
ctx=www_c,
task_=www["build"],
regexes=[r"\./README.rst", r"\./sites/www"],
ignore_regexes=[r".*/\..*\.swp", r"\./sites/www/_build"],
)
# Code and docs trigger API
docs_c = Context(config=c.config.clone())
docs_c.update(**docs.configuration())
regexes = [r"\./sites/docs"]
package = c.get("packaging", {}).get("package", None)
if package is None:
package = c.get("tests", {}).get("package", None)
if package:
regexes.append(r"\./{}/".format(package))
api_handler = make_handler(
ctx=docs_c,
task_=docs["build"],
regexes=regexes,
ignore_regexes=[r".*/\..*\.swp", r"\./sites/docs/_build"],
)
observe(www_handler, api_handler)
def should_use_finally_to_revert_changes_on_exceptions(self, Local):
class Oops(Exception):
pass
runner = Local.return_value
c = Context()
try:
with c.prefix("cd foo"):
c.run("whoami")
assert runner.run.call_args[0][0] == "cd foo && whoami"
raise Oops
except Oops:
pass
c.run("ls")
# When bug present, this would be "cd foo && ls"
assert runner.run.call_args[0][0] == "ls"
def _hang_on_full_pipe(self, pty):
class Whoops(Exception):
pass
runner = Local(Context())
# Force runner IO thread-body method to raise an exception to mimic
# real world encoding explosions/etc. When bug is present, this
# will make the test hang until forcibly terminated.
runner.handle_stdout = Mock(side_effect=Whoops, __name__="sigh")
# NOTE: both Darwin (10.10) and Linux (Travis' docker image) have
# this file. It's plenty large enough to fill most pipe buffers,
# which is the triggering behavior.
try:
runner.run("cat /usr/share/dict/words", pty=pty)
except ThreadException as e:
assert len(e.exceptions) == 1
assert e.exceptions[0].type is Whoops
else:
assert False, "Did not receive expected ThreadException!"
def raises_auth_failure_when_failure_detected(self):
with patch("raft.context.FailingResponder") as klass:
unacceptable = Mock(side_effect=ResponseNotAccepted)
klass.return_value.submit = unacceptable
excepted = False
try:
config = Config(overrides={"sudo": {"password": "******"}})
Context(config=config).sudo("meh", hide=True)
except AuthFailure as e:
# Basic sanity checks; most of this is really tested in
# Runner tests.
assert e.result.exited is None
expected = "The password submitted to prompt '[sudo] password: '******'t use except/else as that masks other real exceptions,
# such as incorrectly unhandled ThreadErrors
if not excepted:
assert False, "Did not raise AuthFailure!"
def config_use_does_not_modify_config(self, Local):
runner = Local.return_value
watcher = self.watcher_klass()
overrides = {"run": {"watchers": [watcher]}}
config = Config(overrides=overrides)
Context(config=config).sudo("whoami")
# Here, 'watchers' is _the same object_ as was passed into
# run(watchers=...).
watchers = runner.run.call_args[1]["watchers"]
# We want to make sure that what's in the config we just
# generated, is untouched by the manipulation done inside
# sudo().
# First, that they aren't the same obj
err = "Found sudo() reusing config watchers list directly!"
assert watchers is not config.run.watchers, err
# And that the list is as it was before (i.e. it is not both
# our watcher and the sudo()-added one)
err = "Our config watchers list was modified!"
assert config.run.watchers == [watcher], err
def both_kwarg_and_config(self, Local):
runner = Local.return_value
# Set a config-driven list of watchers
conf_watcher = self.watcher_klass()
overrides = {"run": {"watchers": [conf_watcher]}}
config = Config(overrides=overrides)
# AND supply a DIFFERENT kwarg-driven list of watchers
kwarg_watcher = self.watcher_klass()
Context(config=config).sudo("whoami", watchers=[kwarg_watcher])
# Expect that the kwarg watcher and our internal one were the
# final result.
watchers = runner.run.call_args[1]["watchers"]
# Will raise ValueError if not in the list. .remove() uses
# identity testing, so two instances of self.watcher_klass will
# be different values here.
watchers.remove(kwarg_watcher)
# Only remaining item in list should be our sudo responder
assert len(watchers) == 1
assert conf_watcher not in watchers # Extra sanity
assert isinstance(watchers[0], FailingResponder)
assert watchers[0].pattern == self.escaped_prompt
def takes_optional_config_arg(self):
# Meh-tastic doesn't-barf tests. MEH.
Context()
Context(config={"foo": "bar"})
def dunder_call_wraps_body_call(self):
context = Context()
assert self.task(context) == 5
def setup(self):
config = Config(defaults={"foo": "bar", "biz": {"baz": "boz"}})
self.c = Context(config=config)
class configuration_proxy:
"Dict-like proxy for self.config"
def setup(self):
config = Config(defaults={"foo": "bar", "biz": {"baz": "boz"}})
self.c = Context(config=config)
def direct_access_allowed(self):
assert self.c.config.__class__ == Config
assert self.c.config["foo"] == "bar"
assert self.c.config.foo == "bar"
def config_attr_may_be_overwritten_at_runtime(self):
new_config = Config(defaults={"foo": "notbar"})
self.c.config = new_config
assert self.c.foo == "notbar"
def getitem(self):
"___getitem__"
assert self.c["foo"] == "bar"
assert self.c["biz"]["baz"] == "boz"
def getattr(self):
"__getattr__"
assert self.c.foo == "bar"
assert self.c.biz.baz == "boz"
def get(self):
assert self.c.get("foo") == "bar"
assert self.c.get("nope", "wut") == "wut"
assert self.c.biz.get("nope", "hrm") == "hrm"
def pop(self):
assert self.c.pop("foo") == "bar"
assert self.c.pop("foo", "notbar") == "notbar"
assert self.c.biz.pop("baz") == "boz"
def popitem(self):
assert self.c.biz.popitem() == ("baz", "boz")
del self.c["biz"]
assert self.c.popitem() == ("foo", "bar")
assert self.c.config == {}
def del_(self):
"del"
del self.c["foo"]
del self.c["biz"]["baz"]
assert self.c.biz == {}
del self.c["biz"]
assert self.c.config == {}
def clear(self):
self.c.biz.clear()
assert self.c.biz == {}
self.c.clear()
assert self.c.config == {}
def setdefault(self):
assert self.c.setdefault("foo") == "bar"
assert self.c.biz.setdefault("baz") == "boz"
assert self.c.setdefault("notfoo", "notbar") == "notbar"
assert self.c.notfoo == "notbar"
assert self.c.biz.setdefault("otherbaz", "otherboz") == "otherboz"
assert self.c.biz.otherbaz == "otherboz"
def update(self):
self.c.update({"newkey": "newval"})
assert self.c["newkey"] == "newval"
assert self.c.foo == "bar"
self.c.biz.update(otherbaz="otherboz")
assert self.c.biz.otherbaz == "otherboz"
def honors_runner_config_setting(self):
runner_class = Mock()
config = Config({"runners": {"local": runner_class}})
c = Context(config)
c.run("foo")
assert runner_class.mock_calls == [call(c), call().run("foo")]
def honors_config_for_prompt_value(self, Local):
runner = Local.return_value
config = Config(overrides={"sudo": {"prompt": "FEED ME: "}})
Context(config=config).sudo("whoami")
cmd = "sudo -S -p 'FEED ME: ' whoami"
assert runner.run.call_args[0][0] == cmd
def returns_run_result(self, Local):
runner = Local.return_value
expected = runner.run.return_value
result = Context().sudo("whoami")
err = "sudo() did not return run()'s return value!"
assert result is expected, err
def user_kwarg_wins_over_config(self, Local):
runner = Local.return_value
config = Config(overrides={"sudo": {"user": "******"}})
Context(config=config).sudo("whoami", user="******")
cmd = "sudo -S -p '[sudo] password: ' -H -u calrissian whoami"
assert runner.run.call_args[0][0] == cmd
def defaults_to_Local(self, Local):
c = Context()
c.run("foo")
assert Local.mock_calls == [call(c), call().run("foo")]
def _expect_attr(self, attr):
c = Context()
assert hasattr(c, attr) and callable(getattr(c, attr))
