Add error information to a failing test to help diagnose a buildbot failure.

bb562a9a · Raymond Hettinger · ca3788c2 · bb562a9a
Kaydet (Commit) bb562a9a authored Agu 17, 2015 tarafından Raymond Hettinger
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Showing with 4 additions and 1 deletion

test_symbol.py Lib/test/test_symbol.py +4 -1

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--- a/Lib/test/test_symbol.py
+++ b/Lib/test/test_symbol.py
@@ -38,7 +38,10 @@ class TestSymbolGeneration(unittest.TestCase):
        self.assertFalse(filecmp.cmp(SYMBOL_FILE, TEST_PY_FILE))
        self.assertEqual((0, b''), self._generate_symbols(GRAMMAR_FILE,
                                                          TEST_PY_FILE))
-        self.assertTrue(filecmp.cmp(SYMBOL_FILE, TEST_PY_FILE))
+        self.assertTrue(filecmp.cmp(SYMBOL_FILE, TEST_PY_FILE),
+                        'symbol stat: %r\ntest_py stat: %r\n' %
+                        (os.stat(SYMBOL_FILE),
+                         os.stat(TEST_PY_FILE)))


 if __name__ == "__main__":