1 files changed, 108 insertions, 0 deletions
diff --git a/Lib/test/test_tools.py b/Lib/test/test_tools.py
new file mode 100644
index 0000000..42816a2
--- /dev/null
+++ b/Lib/test/test_tools.py
@@ -0,0 +1,108 @@
+"""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()