[Python-checkins] cpython: Properly test the various builtins lookup cases in inspect.getclosurevars

[nick.coghlan]

http://hg.python.org/cpython/rev/61c1aeb7fb10
changeset:   77637:61c1aeb7fb10
user:        Nick Coghlan <ncoghlan at gmail.com>
date:        Sat Jun 23 20:07:39 2012 +1000
summary:
  Properly test the various builtins lookup cases in inspect.getclosurevars

files:
  Lib/test/test_inspect.py |  24 ++++++++++++++++++++++++
  1 files changed, 24 insertions(+), 0 deletions(-)


diff --git a/Lib/test/test_inspect.py b/Lib/test/test_inspect.py
--- a/Lib/test/test_inspect.py
+++ b/Lib/test/test_inspect.py
@@ -763,6 +763,30 @@
         self.assertRaises(TypeError, inspect.getclosurevars, list)
         self.assertRaises(TypeError, inspect.getclosurevars, {})
 
+    def _private_globals(self):
+        code = """def f(): print(path)"""
+        ns = {}
+        exec(code, ns)
+        return ns["f"], ns
+
+    def test_builtins_fallback(self):
+        f, ns = self._private_globals()
+        ns.pop("__builtins__", None)
+        expected = inspect.ClosureVars({}, {}, {"print":print}, {"path"})
+        self.assertEqual(inspect.getclosurevars(f), expected)
+
+    def test_builtins_as_dict(self):
+        f, ns = self._private_globals()
+        ns["__builtins__"] = {"path":1}
+        expected = inspect.ClosureVars({}, {}, {"path":1}, {"print"})
+        self.assertEqual(inspect.getclosurevars(f), expected)
+
+    def test_builtins_as_module(self):
+        f, ns = self._private_globals()
+        ns["__builtins__"] = os
+        expected = inspect.ClosureVars({}, {}, {"path":os.path}, {"print"})
+        self.assertEqual(inspect.getclosurevars(f), expected)
+
 
 class TestGetcallargsFunctions(unittest.TestCase):
 

-- 
Repository URL: http://hg.python.org/cpython