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- Committer: Patch Queue Manager
- Date: 2011-12-19 13:30:31 UTC
- mfrom: (6355.2.5 absolute-lazy-import)
- Revision ID: pqm@pqm.ubuntu.com-20111219133031-97tc08321g9zz6dd
(jelmer) Only allow absolute imports using lazy_import. (Jelmer Vernooij)
added
removed
bzrlib/tests/test_lazy_import.py
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self.addCleanup(sys.path.remove, base_path)
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original_import = __import__
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def instrumented_import(mod, scope1, scope2, fromlist):
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self.actions.append(('import', mod, fromlist))
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return original_import(mod, scope1, scope2, fromlist)
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def instrumented_import(mod, scope1, scope2, fromlist, level):
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self.actions.append(('import', mod, fromlist, level))
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return original_import(mod, scope1, scope2, fromlist, level)
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def cleanup():
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__builtins__['__import__'] = original_import
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self.addCleanup(cleanup)
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"""Test that a real import of these modules works"""
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sub_mod_path = '.'.join([self.root_name, self.sub_name,
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self.submoda_name])
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root = __import__(sub_mod_path, globals(), locals(), [])
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root = __import__(sub_mod_path, globals(), locals(), [], 0)
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self.assertEqual(1, root.var1)
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self.assertEqual(3, getattr(root, self.sub_name).var3)
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self.assertEqual(4, getattr(getattr(root, self.sub_name),
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self.submoda_name).var4)
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mod_path = '.'.join([self.root_name, self.mod_name])
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root = __import__(mod_path, globals(), locals(), [])
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root = __import__(mod_path, globals(), locals(), [], 0)
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self.assertEqual(2, getattr(root, self.mod_name).var2)
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self.assertEqual([('import', sub_mod_path, []),
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('import', mod_path, []),
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self.assertEqual([('import', sub_mod_path, [], 0),
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('import', mod_path, [], 0),
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], self.actions)
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self.assertEqual([('__getattribute__', 'var1'),
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'_replace',
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('_import', 'root1'),
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('import', self.root_name, []),
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('import', self.root_name, [], 0),
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], self.actions)
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def test_import_mod(self):
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self.assertEqual([('__getattribute__', 'var2'),
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'_replace',
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('_import', 'mod1'),
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('import', mod_path, []),
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('import', mod_path, [], 0),
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], self.actions)
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def test_import_mod_from_root(self):
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self.assertEqual([('__getattribute__', 'var2'),
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'_replace',
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('_import', 'mod2'),
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('import', self.root_name, [self.mod_name]),
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('import', self.root_name, [self.mod_name], 0),
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], self.actions)
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def test_import_root_and_mod(self):
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self.assertEqual([('__getattribute__', 'var1'),
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'_replace',
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('_import', 'root3'),
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('import', self.root_name, []),
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('import', self.root_name, [], 0),
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('__getattribute__', 'var2'),
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'_replace',
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('_import', 'mod3'),
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('import', mod_path, []),
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('import', mod_path, [], 0),
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], self.actions)
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def test_import_root_and_root_mod(self):
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self.assertEqual([('__getattribute__', 'mod4'),
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'_replace',
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('_import', 'root4'),
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('import', self.root_name, []),
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('import', self.root_name, [], 0),
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('__getattribute__', 'var2'),
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'_replace',
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('_import', 'mod4'),
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('import', mod_path, []),
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('import', mod_path, [], 0),
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], self.actions)
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def test_import_root_sub_submod(self):
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self.assertEqual([('__getattribute__', 'mod5'),
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'_replace',
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('_import', 'root5'),
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('import', self.root_name, []),
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('import', self.root_name, [], 0),
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('__getattribute__', 'submoda5'),
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'_replace',
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('_import', 'sub5'),
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('import', sub_path, []),
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('import', sub_path, [], 0),
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('__getattribute__', 'var2'),
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'_replace',
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('_import', 'mod5'),
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('import', mod_path, []),
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('import', mod_path, [], 0),
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('__getattribute__', 'var4'),
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'_replace',
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('_import', 'submoda5'),
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('import', submoda_path, []),
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('import', submoda_path, [], 0),
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('__getattribute__', 'var5'),
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'_replace',
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('_import', 'submodb5'),
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('import', submodb_path, []),
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('import', submodb_path, [], 0),
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], self.actions)
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self.assertEqual([('__getattribute__', 'var1'),
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'_replace',
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('_import', 'root6'),
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('import', self.root_name, []),
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('import', self.root_name, [], 0),
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], self.actions)
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def test_import_deep(self):
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self.assertEqual([('__getattribute__', 'var4'),
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'_replace',
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('_import', 'submoda7'),
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('import', submoda_path, []),
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('import', submoda_path, [], 0),
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], self.actions)
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def test_lazy_import(self):
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self.assertEqual([('__getattribute__', 'var1'),
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'_replace',
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('_import', 'root8'),
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('import', self.root_name, []),
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('import', self.root_name, [], 0),
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], self.actions)
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