diff options
Diffstat (limited to 'Lib/test/test_ast.py')
| -rw-r--r-- | Lib/test/test_ast.py | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Lib/test/test_ast.py b/Lib/test/test_ast.py index ab32d9d..7db40e7 100644 --- a/Lib/test/test_ast.py +++ b/Lib/test/test_ast.py @@ -521,13 +521,44 @@ class ASTHelpers_Test(unittest.TestCase): ) def test_get_docstring(self): + node = ast.parse('"""line one\n line two"""') + self.assertEqual(ast.get_docstring(node), + 'line one\nline two') + + node = ast.parse('class foo:\n """line one\n line two"""') + self.assertEqual(ast.get_docstring(node.body[0]), + 'line one\nline two') + node = ast.parse('def foo():\n """line one\n line two"""') self.assertEqual(ast.get_docstring(node.body[0]), 'line one\nline two') node = ast.parse('async def foo():\n """spam\n ham"""') self.assertEqual(ast.get_docstring(node.body[0]), 'spam\nham') + + def test_get_docstring_none(self): self.assertIsNone(ast.get_docstring(ast.parse(''))) + node = ast.parse('x = "not docstring"') + self.assertIsNone(ast.get_docstring(node)) + node = ast.parse('def foo():\n pass') + self.assertIsNone(ast.get_docstring(node)) + + node = ast.parse('class foo:\n pass') + self.assertIsNone(ast.get_docstring(node.body[0])) + node = ast.parse('class foo:\n x = "not docstring"') + self.assertIsNone(ast.get_docstring(node.body[0])) + node = ast.parse('class foo:\n def bar(self): pass') + self.assertIsNone(ast.get_docstring(node.body[0])) + + node = ast.parse('def foo():\n pass') + self.assertIsNone(ast.get_docstring(node.body[0])) + node = ast.parse('def foo():\n x = "not docstring"') + self.assertIsNone(ast.get_docstring(node.body[0])) + + node = ast.parse('async def foo():\n pass') + self.assertIsNone(ast.get_docstring(node.body[0])) + node = ast.parse('async def foo():\n x = "not docstring"') + self.assertIsNone(ast.get_docstring(node.body[0])) def test_literal_eval(self): self.assertEqual(ast.literal_eval('[1, 2, 3]'), [1, 2, 3]) |