120 lines
3.9 KiB
Python
120 lines
3.9 KiB
Python
# -*- coding: utf-8 -*-
|
|
from __future__ import absolute_import
|
|
from __future__ import division
|
|
from __future__ import print_function
|
|
|
|
import subprocess
|
|
import sys
|
|
|
|
import pytest
|
|
|
|
# test for _argcomplete but not specific for any application
|
|
|
|
|
|
def equal_with_bash(prefix, ffc, fc, out=None):
|
|
res = ffc(prefix)
|
|
res_bash = set(fc(prefix))
|
|
retval = set(res) == res_bash
|
|
if out:
|
|
out.write("equal_with_bash({}) {} {}\n".format(prefix, retval, res))
|
|
if not retval:
|
|
out.write(" python - bash: %s\n" % (set(res) - res_bash))
|
|
out.write(" bash - python: %s\n" % (res_bash - set(res)))
|
|
return retval
|
|
|
|
|
|
# copied from argcomplete.completers as import from there
|
|
# also pulls in argcomplete.__init__ which opens filedescriptor 9
|
|
# this gives an IOError at the end of testrun
|
|
|
|
|
|
def _wrapcall(*args, **kargs):
|
|
try:
|
|
if sys.version_info > (2, 7):
|
|
return subprocess.check_output(*args, **kargs).decode().splitlines()
|
|
if "stdout" in kargs:
|
|
raise ValueError("stdout argument not allowed, it will be overridden.")
|
|
process = subprocess.Popen(stdout=subprocess.PIPE, *args, **kargs)
|
|
output, unused_err = process.communicate()
|
|
retcode = process.poll()
|
|
if retcode:
|
|
cmd = kargs.get("args")
|
|
if cmd is None:
|
|
cmd = args[0]
|
|
raise subprocess.CalledProcessError(retcode, cmd)
|
|
return output.decode().splitlines()
|
|
except subprocess.CalledProcessError:
|
|
return []
|
|
|
|
|
|
class FilesCompleter(object):
|
|
"File completer class, optionally takes a list of allowed extensions"
|
|
|
|
def __init__(self, allowednames=(), directories=True):
|
|
# Fix if someone passes in a string instead of a list
|
|
if type(allowednames) is str:
|
|
allowednames = [allowednames]
|
|
|
|
self.allowednames = [x.lstrip("*").lstrip(".") for x in allowednames]
|
|
self.directories = directories
|
|
|
|
def __call__(self, prefix, **kwargs):
|
|
completion = []
|
|
if self.allowednames:
|
|
if self.directories:
|
|
files = _wrapcall(
|
|
["bash", "-c", "compgen -A directory -- '{p}'".format(p=prefix)]
|
|
)
|
|
completion += [f + "/" for f in files]
|
|
for x in self.allowednames:
|
|
completion += _wrapcall(
|
|
[
|
|
"bash",
|
|
"-c",
|
|
"compgen -A file -X '!*.{0}' -- '{p}'".format(x, p=prefix),
|
|
]
|
|
)
|
|
else:
|
|
completion += _wrapcall(
|
|
["bash", "-c", "compgen -A file -- '{p}'".format(p=prefix)]
|
|
)
|
|
|
|
anticomp = _wrapcall(
|
|
["bash", "-c", "compgen -A directory -- '{p}'".format(p=prefix)]
|
|
)
|
|
|
|
completion = list(set(completion) - set(anticomp))
|
|
|
|
if self.directories:
|
|
completion += [f + "/" for f in anticomp]
|
|
return completion
|
|
|
|
|
|
class TestArgComplete(object):
|
|
@pytest.mark.skipif("sys.platform in ('win32', 'darwin')")
|
|
def test_compare_with_compgen(self, tmpdir):
|
|
from _pytest._argcomplete import FastFilesCompleter
|
|
|
|
ffc = FastFilesCompleter()
|
|
fc = FilesCompleter()
|
|
|
|
with tmpdir.as_cwd():
|
|
assert equal_with_bash("", ffc, fc, out=sys.stdout)
|
|
|
|
tmpdir.ensure("data")
|
|
|
|
for x in ["d", "data", "doesnotexist", ""]:
|
|
assert equal_with_bash(x, ffc, fc, out=sys.stdout)
|
|
|
|
@pytest.mark.skipif("sys.platform in ('win32', 'darwin')")
|
|
def test_remove_dir_prefix(self):
|
|
"""this is not compatible with compgen but it is with bash itself:
|
|
ls /usr/<TAB>
|
|
"""
|
|
from _pytest._argcomplete import FastFilesCompleter
|
|
|
|
ffc = FastFilesCompleter()
|
|
fc = FilesCompleter()
|
|
for x in "/usr/".split():
|
|
assert not equal_with_bash(x, ffc, fc, out=sys.stdout)
|