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Merge pull request #12886 from MrMino/reformat_cd_magic_docs...
Merge pull request #12886 from MrMino/reformat_cd_magic_docs Reformat and improve the wording of %cd docstring

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test_module_paths.py
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# encoding: utf-8
"""Tests for IPython.utils.module_paths.py"""
#-----------------------------------------------------------------------------
# Copyright (C) 2008-2011 The IPython Development Team
#
# Distributed under the terms of the BSD License. The full license is in
# the file COPYING, distributed as part of this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
import shutil
import sys
import tempfile
from pathlib import Path
from IPython.testing.tools import make_tempfile
import IPython.utils.module_paths as mp
import nose.tools as nt
TEST_FILE_PATH = Path(__file__).resolve().parent
TMP_TEST_DIR = Path(tempfile.mkdtemp(suffix="with.dot"))
#
# Setup/teardown functions/decorators
#
old_syspath = sys.path
def make_empty_file(fname):
open(fname, 'w').close()
def setup_module():
"""Setup testenvironment for the module:
"""
# Do not mask exceptions here. In particular, catching WindowsError is a
# problem because that exception is only defined on Windows...
Path(TMP_TEST_DIR / "xmod").mkdir(parents=True)
Path(TMP_TEST_DIR / "nomod").mkdir(parents=True)
make_empty_file(TMP_TEST_DIR / "xmod/__init__.py")
make_empty_file(TMP_TEST_DIR / "xmod/sub.py")
make_empty_file(TMP_TEST_DIR / "pack.py")
make_empty_file(TMP_TEST_DIR / "packpyc.pyc")
sys.path = [str(TMP_TEST_DIR)]
def teardown_module():
"""Teardown testenvironment for the module:
- Remove tempdir
- restore sys.path
"""
# Note: we remove the parent test dir, which is the root of all test
# subdirs we may have created. Use shutil instead of os.removedirs, so
# that non-empty directories are all recursively removed.
shutil.rmtree(TMP_TEST_DIR)
sys.path = old_syspath
def test_tempdir():
"""
Ensure the test are done with a temporary file that have a dot somewhere.
"""
nt.assert_in(".", str(TMP_TEST_DIR))
def test_find_mod_1():
"""
Search for a directory's file path.
Expected output: a path to that directory's __init__.py file.
"""
modpath = TMP_TEST_DIR / "xmod" / "__init__.py"
nt.assert_equal(Path(mp.find_mod("xmod")), modpath)
def test_find_mod_2():
"""
Search for a directory's file path.
Expected output: a path to that directory's __init__.py file.
TODO: Confirm why this is a duplicate test.
"""
modpath = TMP_TEST_DIR / "xmod" / "__init__.py"
nt.assert_equal(Path(mp.find_mod("xmod")), modpath)
def test_find_mod_3():
"""
Search for a directory + a filename without its .py extension
Expected output: full path with .py extension.
"""
modpath = TMP_TEST_DIR / "xmod" / "sub.py"
nt.assert_equal(Path(mp.find_mod("xmod.sub")), modpath)
def test_find_mod_4():
"""
Search for a filename without its .py extension
Expected output: full path with .py extension
"""
modpath = TMP_TEST_DIR / "pack.py"
nt.assert_equal(Path(mp.find_mod("pack")), modpath)
def test_find_mod_5():
"""
Search for a filename with a .pyc extension
Expected output: TODO: do we exclude or include .pyc files?
"""
nt.assert_equal(mp.find_mod("packpyc"), None)