diff options
Diffstat (limited to 'Lib/test/test_sysconfig.py')
| -rw-r--r-- | Lib/test/test_sysconfig.py | 119 |
1 files changed, 76 insertions, 43 deletions
diff --git a/Lib/test/test_sysconfig.py b/Lib/test/test_sysconfig.py index 1b6897d34d..92193602f9 100644 --- a/Lib/test/test_sysconfig.py +++ b/Lib/test/test_sysconfig.py @@ -1,11 +1,9 @@ -"""Tests for sysconfig.""" - import unittest import sys import os import subprocess import shutil -from copy import copy, deepcopy +from copy import copy from test.support import (run_unittest, TESTFN, unlink, captured_stdout, skip_unless_symlink) @@ -20,7 +18,6 @@ import _osx_support class TestSysConfig(unittest.TestCase): def setUp(self): - """Make a copy of sys.path""" super(TestSysConfig, self).setUp() self.sys_path = sys.path[:] # patching os.uname @@ -29,7 +26,7 @@ class TestSysConfig(unittest.TestCase): self._uname = os.uname() else: self.uname = None - self._uname = None + self._set_uname(('',)*5) os.uname = self._get_uname # saving the environment self.name = os.name @@ -39,11 +36,16 @@ class TestSysConfig(unittest.TestCase): self.join = os.path.join self.isabs = os.path.isabs self.splitdrive = os.path.splitdrive - self._config_vars = copy(sysconfig._CONFIG_VARS) - self.old_environ = deepcopy(os.environ) + self._config_vars = sysconfig._CONFIG_VARS, copy(sysconfig._CONFIG_VARS) + self._added_envvars = [] + self._changed_envvars = [] + for var in ('MACOSX_DEPLOYMENT_TARGET', 'PATH'): + if var in os.environ: + self._changed_envvars.append((var, os.environ[var])) + else: + self._added_envvars.append(var) def tearDown(self): - """Restore sys.path""" sys.path[:] = self.sys_path self._cleanup_testfn() if self.uname is not None: @@ -57,19 +59,18 @@ class TestSysConfig(unittest.TestCase): os.path.join = self.join os.path.isabs = self.isabs os.path.splitdrive = self.splitdrive - sysconfig._CONFIG_VARS = copy(self._config_vars) - for key, value in self.old_environ.items(): - if os.environ.get(key) != value: - os.environ[key] = value - - for key in list(os.environ.keys()): - if key not in self.old_environ: - del os.environ[key] + sysconfig._CONFIG_VARS = self._config_vars[0] + sysconfig._CONFIG_VARS.clear() + sysconfig._CONFIG_VARS.update(self._config_vars[1]) + for var, value in self._changed_envvars: + os.environ[var] = value + for var in self._added_envvars: + os.environ.pop(var, None) super(TestSysConfig, self).tearDown() def _set_uname(self, uname): - self._uname = uname + self._uname = os.uname_result(uname) def _get_uname(self): return self._uname @@ -88,21 +89,19 @@ class TestSysConfig(unittest.TestCase): scheme = get_paths() default_scheme = _get_default_scheme() wanted = _expand_vars(default_scheme, None) - wanted = list(wanted.items()) - wanted.sort() - scheme = list(scheme.items()) - scheme.sort() + wanted = sorted(wanted.items()) + scheme = sorted(scheme.items()) self.assertEqual(scheme, wanted) def test_get_path(self): - # xxx make real tests here + # XXX make real tests here for scheme in _INSTALL_SCHEMES: for name in _INSTALL_SCHEMES[scheme]: res = get_path(name, scheme) def test_get_config_vars(self): cvars = get_config_vars() - self.assertTrue(isinstance(cvars, dict)) + self.assertIsInstance(cvars, dict) self.assertTrue(cvars) def test_get_platform(self): @@ -244,8 +243,8 @@ class TestSysConfig(unittest.TestCase): # On Windows, the EXE needs to know where pythonXY.dll is at so we have # to add the directory to the path. if sys.platform == "win32": - os.environ["Path"] = "{};{}".format( - os.path.dirname(sys.executable), os.environ["Path"]) + os.environ["PATH"] = "{};{}".format( + os.path.dirname(sys.executable), os.environ["PATH"]) # Issue 7880 def get(python): @@ -269,12 +268,17 @@ class TestSysConfig(unittest.TestCase): # the global scheme mirrors the distinction between prefix and # exec-prefix but not the user scheme, so we have to adapt the paths # before comparing (issue #9100) - adapt = sys.prefix != sys.exec_prefix + adapt = sys.base_prefix != sys.base_exec_prefix for name in ('stdlib', 'platstdlib', 'purelib', 'platlib'): global_path = get_path(name, 'posix_prefix') if adapt: - global_path = global_path.replace(sys.exec_prefix, sys.prefix) - base = base.replace(sys.exec_prefix, sys.prefix) + global_path = global_path.replace(sys.exec_prefix, sys.base_prefix) + base = base.replace(sys.exec_prefix, sys.base_prefix) + elif sys.base_prefix != sys.prefix: + # virtual environment? Likewise, we have to adapt the paths + # before comparing + global_path = global_path.replace(sys.base_prefix, sys.prefix) + base = base.replace(sys.base_prefix, sys.prefix) user_path = get_path(name, 'posix_user') self.assertEqual(user_path, global_path.replace(base, user, 1)) @@ -291,7 +295,6 @@ class TestSysConfig(unittest.TestCase): self.assertIn(ldflags, ldshared) - @unittest.skipUnless(sys.platform == "darwin", "test only relevant on MacOSX") def test_platform_in_subprocess(self): my_platform = sysconfig.get_platform() @@ -317,28 +320,58 @@ class TestSysConfig(unittest.TestCase): self.assertEqual(status, 0) self.assertEqual(my_platform, test_platform) - # Test with MACOSX_DEPLOYMENT_TARGET in the environment, and # using a value that is unlikely to be the default one. env = os.environ.copy() env['MACOSX_DEPLOYMENT_TARGET'] = '10.1' - p = subprocess.Popen([ - sys.executable, '-c', - 'import sysconfig; print(sysconfig.get_platform())', - ], - stdout=subprocess.PIPE, - stderr=open('/dev/null'), - env=env) - test_platform = p.communicate()[0].strip() - test_platform = test_platform.decode('utf-8') - status = p.wait() - - self.assertEqual(status, 0) - self.assertEqual(my_platform, test_platform) + with open('/dev/null') as dev_null: + p = subprocess.Popen([ + sys.executable, '-c', + 'import sysconfig; print(sysconfig.get_platform())', + ], + stdout=subprocess.PIPE, + stderr=dev_null, + env=env) + test_platform = p.communicate()[0].strip() + test_platform = test_platform.decode('utf-8') + status = p.wait() + + self.assertEqual(status, 0) + self.assertEqual(my_platform, test_platform) + + def test_srcdir(self): + # See Issues #15322, #15364. + srcdir = sysconfig.get_config_var('srcdir') + + self.assertTrue(os.path.isabs(srcdir), srcdir) + self.assertTrue(os.path.isdir(srcdir), srcdir) + + if sysconfig._PYTHON_BUILD: + # The python executable has not been installed so srcdir + # should be a full source checkout. + Python_h = os.path.join(srcdir, 'Include', 'Python.h') + self.assertTrue(os.path.exists(Python_h), Python_h) + self.assertTrue(sysconfig._is_python_source_dir(srcdir)) + elif os.name == 'posix': + self.assertEqual(os.path.dirname(sysconfig.get_makefile_filename()), + srcdir) + + def test_srcdir_independent_of_cwd(self): + # srcdir should be independent of the current working directory + # See Issues #15322, #15364. + srcdir = sysconfig.get_config_var('srcdir') + cwd = os.getcwd() + try: + os.chdir('..') + srcdir2 = sysconfig.get_config_var('srcdir') + finally: + os.chdir(cwd) + self.assertEqual(srcdir, srcdir2) class MakefileTests(unittest.TestCase): + @unittest.skipIf(sys.platform.startswith('win'), 'Test is not Windows compatible') def test_get_makefile_filename(self): |