"""Tests for scripts in the Tools directory. This file contains regression tests for some of the scripts found in the Tools directory of a Python checkout or tarball, such as reindent.py. """ import os import sys import imp import unittest import sysconfig import tempfile from test import support from test.script_helper import assert_python_ok if not sysconfig.is_python_build(): # XXX some installers do contain the tools, should we detect that # and run the tests in that case too? raise unittest.SkipTest('test irrelevant for an installed Python') basepath = os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(__file__))), 'Tools') scriptsdir = os.path.join(basepath, 'scripts') class ReindentTests(unittest.TestCase): script = os.path.join(scriptsdir, 'reindent.py') def test_noargs(self): assert_python_ok(self.script) def test_help(self): rc, out, err = assert_python_ok(self.script, '-h') self.assertEqual(out, b'') self.assertGreater(err, b'') class TestSundryScripts(unittest.TestCase): # At least make sure the rest don't have syntax errors. When tests are # added for a script it should be added to the whitelist below. # scripts that have independent tests. whitelist = ['reindent.py'] # scripts that can't be imported without running blacklist = ['make_ctype.py'] # scripts that use windows-only modules windows_only = ['win_add2path.py'] # blacklisted for other reasons other = ['analyze_dxp.py'] skiplist = blacklist + whitelist + windows_only + other def setUp(self): cm = support.DirsOnSysPath(scriptsdir) cm.__enter__() self.addCleanup(cm.__exit__) def test_sundry(self): for fn in os.listdir(scriptsdir): if fn.endswith('.py') and fn not in self.skiplist: __import__(fn[:-3]) @unittest.skipIf(sys.platform != "win32", "Windows-only test") def test_sundry_windows(self): for fn in self.windows_only: __import__(fn[:-3]) @unittest.skipIf(not support.threading, "test requires _thread module") def test_analyze_dxp_import(self): if hasattr(sys, 'getdxp'): import analyze_dxp else: with self.assertRaises(RuntimeError): import analyze_dxp class PdepsTests(unittest.TestCase): @classmethod def setUpClass(self): path = os.path.join(scriptsdir, 'pdeps.py') self.pdeps = imp.load_source('pdeps', path) @classmethod def tearDownClass(self): if 'pdeps' in sys.modules: del sys.modules['pdeps'] def test_process_errors(self): # Issue #14492: m_import.match(line) can be None. with tempfile.TemporaryDirectory() as tmpdir: fn = os.path.join(tmpdir, 'foo') with open(fn, 'w') as stream: stream.write("#!/this/will/fail") self.pdeps.process(fn, {}) def test_inverse_attribute_error(self): # Issue #14492: this used to fail with an AttributeError. self.pdeps.inverse({'a': []}) def test_main(): support.run_unittest(*[obj for obj in globals().values() if isinstance(obj, type)]) if __name__ == '__main__': unittest.main()