def test_cmds_to_specs_thread_subproc(xession):
env = xession.env
cmds = [["pwd"]]
# XONSH_CAPTURE_ALWAYS=False should disable interactive threaded subprocs
env["XONSH_CAPTURE_ALWAYS"] = False
env["THREAD_SUBPROCS"] = True
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is Popen
# Now for the other situations
env["XONSH_CAPTURE_ALWAYS"] = True
# First check that threadable subprocs become threadable
env["THREAD_SUBPROCS"] = True
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is PopenThread
# turn off threading and check we use Popen
env["THREAD_SUBPROCS"] = False
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is Popen
# now check the threadbility of callable aliases
cmds = [[lambda: "Keras Selyrian"]]
# check that threadable alias become threadable
env["THREAD_SUBPROCS"] = True
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is ProcProxyThread
# turn off threading and check we use ProcProxy
env["THREAD_SUBPROCS"] = False
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is ProcProxy
def test_cmds_to_specs_capture_stdout_not_stderr(thread_subprocs):
env = XSH.env
cmds = (["ls", "/root"],)
env["THREAD_SUBPROCS"] = thread_subprocs
specs = cmds_to_specs(cmds, captured="stdout")
assert specs[0].stdout is not None
assert specs[0].stderr is None
def test_cmds_to_specs_thread_subproc(xonsh_builtins):
env = xonsh_builtins.__xonsh__.env
cmds = [["pwd"]]
# First check that threadable subprocs become threadable
env["THREAD_SUBPROCS"] = True
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is PopenThread
# turn off threading and check we use Popen
env["THREAD_SUBPROCS"] = False
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is Popen
# now check the threadbility of callable aliases
cmds = [[lambda: "Keras Selyrian"]]
# check that threadable alias become threadable
env["THREAD_SUBPROCS"] = True
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is ProcProxyThread
# turn off threading and check we use ProcProxy
env["THREAD_SUBPROCS"] = False
specs = cmds_to_specs(cmds, captured="hiddenobject")
assert specs[0].cls is ProcProxy
def test_tracer_help(capsys, xsh_with_aliases):
"""verify can invoke it, and usage knows about all the options"""
spec = cmds_to_specs([("trace", "-h")], captured="stdout")[0]
with pytest.raises(SystemExit):
tracermain(["-h"], spec=spec)
capout = capsys.readouterr().out
pat = re.compile(r"^usage:\s*trace[^\n]*{([\w,-]+)}", re.MULTILINE)
m = pat.match(capout)
assert m[1]
verbs = {v.strip().lower() for v in m[1].split(",")}
assert verbs == {
"rm", "start", "add", "on", "off", "del", "color", "stop", "ls"
}
def test_callable_alias_cls(thread_subprocs, xession):
class Cls:
def __call__(self, *args, **kwargs):
print(args, kwargs)
obj = Cls()
xession.aliases["tst"] = obj
env = xession.env
cmds = (["tst", "/root"], )
env["THREAD_SUBPROCS"] = thread_subprocs
spec = cmds_to_specs(cmds, captured="stdout")[0]
proc = spec.run()
assert proc.f == obj