# -*- coding: utf-8 -*- """ Tests for salt.utils.path """ # Import Python libs from __future__ import absolute_import, print_function, unicode_literals import ntpath import os import platform import posixpath import sys import tempfile # Import Salt libs import salt.utils.compat import salt.utils.path import salt.utils.platform from salt.exceptions import CommandNotFoundError # Import 3rd-party libs from salt.ext import six from tests.support.mock import patch # Import Salt Testing libs from tests.support.unit import TestCase, skipIf class PathJoinTestCase(TestCase): PLATFORM_FUNC = platform.system BUILTIN_MODULES = sys.builtin_module_names NIX_PATHS = ( (("/", "key"), "/key"), (("/etc/salt", "/etc/salt/pki"), "/etc/salt/etc/salt/pki"), (("/usr/local", "/etc/salt/pki"), "/usr/local/etc/salt/pki"), ) WIN_PATHS = ( (("c:", "temp", "foo"), "c:\\temp\\foo"), (("c:", r"\temp", r"\foo"), "c:\\temp\\foo"), (("c:\\", r"\temp", r"\foo"), "c:\\temp\\foo"), ((r"c:\\", r"\temp", r"\foo"), "c:\\temp\\foo"), (("c:", r"\temp", r"\foo", "bar"), "c:\\temp\\foo\\bar"), (("c:", r"\temp", r"\foo\bar"), "c:\\temp\\foo\\bar"), ) @skipIf(True, "Skipped until properly mocked") def test_nix_paths(self): if platform.system().lower() == "windows": self.skipTest( "Windows platform found. not running *nix salt.utils.path.join tests" ) for idx, (parts, expected) in enumerate(self.NIX_PATHS): path = salt.utils.path.join(*parts) self.assertEqual( "{0}: {1}".format(idx, path), "{0}: {1}".format(idx, expected) ) @skipIf(True, "Skipped until properly mocked") def test_windows_paths(self): if platform.system().lower() != "windows": self.skipTest( "Non windows platform found. not running non patched os.path " "salt.utils.path.join tests" ) for idx, (parts, expected) in enumerate(self.WIN_PATHS): path = salt.utils.path.join(*parts) self.assertEqual( "{0}: {1}".format(idx, path), "{0}: {1}".format(idx, expected) ) @skipIf(True, "Skipped until properly mocked") def test_windows_paths_patched_path_module(self): if platform.system().lower() == "windows": self.skipTest( "Windows platform found. not running patched os.path " "salt.utils.path.join tests" ) self.__patch_path() for idx, (parts, expected) in enumerate(self.WIN_PATHS): path = salt.utils.path.join(*parts) self.assertEqual( "{0}: {1}".format(idx, path), "{0}: {1}".format(idx, expected) ) self.__unpatch_path() @skipIf(salt.utils.platform.is_windows(), "*nix-only test") def test_mixed_unicode_and_binary(self): """ This tests joining paths that contain a mix of components with unicode strings and non-unicode strings with the unicode characters as binary. This is no longer something we need to concern ourselves with in Python 3, but the test should nonetheless pass on Python 3. Really what we're testing here is that we don't get a UnicodeDecodeError when running on Python 2. """ a = "/foo/bar" b = "Д" expected = "/foo/bar/\u0414" actual = salt.utils.path.join(a, b) self.assertEqual(actual, expected) def __patch_path(self): import imp modules = list(self.BUILTIN_MODULES[:]) modules.pop(modules.index("posix")) modules.append("nt") code = """'''Salt unittest loaded NT module'''""" module = imp.new_module("nt") six.exec_(code, module.__dict__) sys.modules["nt"] = module sys.builtin_module_names = modules platform.system = lambda: "windows" for module in (ntpath, os, os.path, tempfile): salt.utils.compat.reload(module) def __unpatch_path(self): del sys.modules["nt"] sys.builtin_module_names = self.BUILTIN_MODULES[:] platform.system = self.PLATFORM_FUNC for module in (posixpath, os, os.path, tempfile, platform): salt.utils.compat.reload(module) class PathTestCase(TestCase): def test_which_bin(self): ret = salt.utils.path.which_bin("str") self.assertIs(None, ret) test_exes = ["ls", "echo"] with patch("salt.utils.path.which", return_value="/tmp/dummy_path"): ret = salt.utils.path.which_bin(test_exes) self.assertEqual(ret, "/tmp/dummy_path") ret = salt.utils.path.which_bin([]) self.assertIs(None, ret) with patch("salt.utils.path.which", return_value=""): ret = salt.utils.path.which_bin(test_exes) self.assertIs(None, ret) def test_sanitize_win_path(self): p = "\\windows\\system" self.assertEqual( salt.utils.path.sanitize_win_path("\\windows\\system"), "\\windows\\system" ) self.assertEqual( salt.utils.path.sanitize_win_path("\\bo:g|us\\p?at*h>"), "\\bo_g_us\\p_at_h_", ) def test_check_or_die(self): self.assertRaises(CommandNotFoundError, salt.utils.path.check_or_die, None) with patch("salt.utils.path.which", return_value=False): self.assertRaises( CommandNotFoundError, salt.utils.path.check_or_die, "FAKE COMMAND" ) def test_join(self): with patch( "salt.utils.platform.is_windows", return_value=False ) as is_windows_mock: self.assertFalse(is_windows_mock.return_value) expected_path = os.path.join(os.sep + "a", "b", "c", "d") ret = salt.utils.path.join("/a/b/c", "d") self.assertEqual(ret, expected_path) class TestWhich(TestCase): """ Tests salt.utils.path.which function to ensure that it returns True as expected. """ # The mock patch below will make sure that ALL calls to the which function # returns None def test_missing_binary_in_linux(self): # salt.utils.path.which uses platform.is_windows to determine the platform, so we're using linux here with patch("salt.utils.platform.is_windows", lambda: False): with patch("salt.utils.path.which", lambda exe: None): self.assertTrue( salt.utils.path.which("this-binary-does-not-exist") is None ) # The mock patch below will make sure that ALL calls to the which function # return whatever is sent to it def test_existing_binary_in_linux(self): # salt.utils.path.which uses platform.is_windows to determine the platform, so we're using linux here with patch("salt.utils.platform.is_windows", lambda: False): with patch("salt.utils.path.which", lambda exe: exe): self.assertTrue(salt.utils.path.which("this-binary-exists-under-linux")) def test_existing_binary_in_windows(self): with patch("os.path.isfile") as isfile: # We define the side_effect attribute on the mocked object in order to # specify which calls return which values. First call to os.path.isfile # returns X, the second Y, the third Z, etc... isfile.side_effect = [ # The first os.path.isfile should return False due to checking the explicit path (first is_executable) False, # We will now also return False once so we get a .EXE back from # the function, see PATHEXT below. False, # Lastly return True, this is the windows check. True, ] # Patch os.access so that it always returns True with patch("os.access", lambda path, mode: True): # Disable os.path.islink with patch("os.path.islink", lambda path: False): # we're using ';' as os.pathsep in this test with patch("os.pathsep", ";"): # Let's patch os.environ to provide a custom PATH variable with patch.dict( os.environ, {"PATH": os.sep + "bin", "PATHEXT": ".COM;.EXE;.BAT;.CMD"}, ): # Let's also patch is_windows to return True with patch("salt.utils.platform.is_windows", lambda: True): self.assertEqual( salt.utils.path.which( "this-binary-exists-under-windows" ), os.path.join( os.sep + "bin", "this-binary-exists-under-windows.EXE", ), ) def test_missing_binary_in_windows(self): with patch("os.access") as osaccess: osaccess.side_effect = [ # The first os.access should return False due to checking the explicit path (first is_executable) False, # The second, iterating through $PATH, should also return False, # still checking for Linux # which() will add 4 extra paths to the given one, os.access will # be called 5 times False, False, False, False, False, ] # we're using ';' as os.pathsep in this test with patch("os.pathsep", ";"): # Let's patch os.environ to provide a custom PATH variable with patch.dict(os.environ, {"PATH": os.sep + "bin"}): # Let's also patch is_widows to return True with patch("salt.utils.platform.is_windows", lambda: True): self.assertEqual( # Since we're passing the .exe suffix, the last True above # will not matter. The result will be None salt.utils.path.which( "this-binary-is-missing-in-windows.exe" ), None, ) def test_existing_binary_in_windows_pathext(self): with patch("os.path.isfile") as isfile: # We define the side_effect attribute on the mocked object in order to # specify which calls return which values. First call to os.path.isfile # returns X, the second Y, the third Z, etc... isfile.side_effect = [ # The first os.path.isfile should return False due to checking the explicit path (first is_executable) False, # We will now also return False 3 times so we get a .CMD back from # the function, see PATHEXT below. # Lastly return True, this is the windows check. False, False, False, True, ] # Patch os.access so that it always returns True with patch("os.access", lambda path, mode: True): # Disable os.path.islink with patch("os.path.islink", lambda path: False): # we're using ';' as os.pathsep in this test with patch("os.pathsep", ";"): # Let's patch os.environ to provide a custom PATH variable with patch.dict( os.environ, { "PATH": os.sep + "bin", "PATHEXT": ".COM;.EXE;.BAT;.CMD;.VBS;" ".VBE;.JS;.JSE;.WSF;.WSH;.MSC;.PY", }, ): # Let's also patch is_windows to return True with patch("salt.utils.platform.is_windows", lambda: True): self.assertEqual( salt.utils.path.which( "this-binary-exists-under-windows" ), os.path.join( os.sep + "bin", "this-binary-exists-under-windows.CMD", ), )