summaryrefslogtreecommitdiffstats
path: root/Lib/test/test_ast.py
diff options
context:
space:
mode:
authorGeorg Brandl <georg@python.org>2008-06-07 16:04:01 (GMT)
committerGeorg Brandl <georg@python.org>2008-06-07 16:04:01 (GMT)
commitbf0610a1ca0019f27d37de4a2f11d926297125ce (patch)
tree498f40c722fbc90bc9f40384d7666b530d0e692a /Lib/test/test_ast.py
parent7be19aabe20a04d8038383bc96c3dd96f27892c0 (diff)
downloadcpython-bf0610a1ca0019f27d37de4a2f11d926297125ce.zip
cpython-bf0610a1ca0019f27d37de4a2f11d926297125ce.tar.gz
cpython-bf0610a1ca0019f27d37de4a2f11d926297125ce.tar.bz2
Revert unwanted changes.
Diffstat (limited to 'Lib/test/test_ast.py')
-rw-r--r--Lib/test/test_ast.py109
1 files changed, 9 insertions, 100 deletions
diff --git a/Lib/test/test_ast.py b/Lib/test/test_ast.py
index ac26656..9d2bd66 100644
--- a/Lib/test/test_ast.py
+++ b/Lib/test/test_ast.py
@@ -1,6 +1,6 @@
import sys, itertools, unittest
from test import test_support
-import ast
+import _ast
def to_tuple(t):
if t is None or isinstance(t, (basestring, int, long, complex)):
@@ -123,9 +123,9 @@ eval_tests = [
class AST_Tests(unittest.TestCase):
def _assert_order(self, ast_node, parent_pos):
- if not isinstance(ast_node, ast.AST) or ast_node._fields is None:
+ if not isinstance(ast_node, _ast.AST) or ast_node._fields is None:
return
- if isinstance(ast_node, (ast.expr, ast.stmt, ast.excepthandler)):
+ if isinstance(ast_node, (_ast.expr, _ast.stmt, _ast.excepthandler)):
node_pos = (ast_node.lineno, ast_node.col_offset)
self.assert_(node_pos >= parent_pos)
parent_pos = (ast_node.lineno, ast_node.col_offset)
@@ -142,29 +142,29 @@ class AST_Tests(unittest.TestCase):
(single_tests, single_results, "single"),
(eval_tests, eval_results, "eval")):
for i, o in itertools.izip(input, output):
- ast_tree = compile(i, "?", kind, ast.PyCF_ONLY_AST)
+ ast_tree = compile(i, "?", kind, _ast.PyCF_ONLY_AST)
self.assertEquals(to_tuple(ast_tree), o)
self._assert_order(ast_tree, (0, 0))
def test_nodeclasses(self):
- x = ast.BinOp(1, 2, 3, lineno=0)
+ x = _ast.BinOp(1, 2, 3, lineno=0)
self.assertEquals(x.left, 1)
self.assertEquals(x.op, 2)
self.assertEquals(x.right, 3)
self.assertEquals(x.lineno, 0)
# node raises exception when not given enough arguments
- self.assertRaises(TypeError, ast.BinOp, 1, 2)
+ self.assertRaises(TypeError, _ast.BinOp, 1, 2)
# can set attributes through kwargs too
- x = ast.BinOp(left=1, op=2, right=3, lineno=0)
+ x = _ast.BinOp(left=1, op=2, right=3, lineno=0)
self.assertEquals(x.left, 1)
self.assertEquals(x.op, 2)
self.assertEquals(x.right, 3)
self.assertEquals(x.lineno, 0)
# this used to fail because Sub._fields was None
- x = ast.Sub()
+ x = _ast.Sub()
def test_pickling(self):
import pickle
@@ -181,99 +181,8 @@ class AST_Tests(unittest.TestCase):
ast2 = mod.loads(mod.dumps(ast, protocol))
self.assertEquals(to_tuple(ast2), to_tuple(ast))
-
-class ASTHelpers_Test(unittest.TestCase):
-
- def test_parse(self):
- a = ast.parse('foo(1 + 1)')
- b = compile('foo(1 + 1)', '<unknown>', 'exec', ast.PyCF_ONLY_AST)
- self.assertEqual(ast.dump(a), ast.dump(b))
-
- def test_dump(self):
- node = ast.parse('spam(eggs, "and cheese")')
- self.assertEqual(ast.dump(node),
- "Module(body=[Expr(value=Call(func=Name(id='spam', ctx=Load()), "
- "args=[Name(id='eggs', ctx=Load()), Str(s='and cheese')], "
- "keywords=[], starargs=None, kwargs=None))])"
- )
- self.assertEqual(ast.dump(node, annotate_fields=False),
- "Module([Expr(Call(Name('spam', Load()), [Name('eggs', Load()), "
- "Str('and cheese')], [], None, None))])"
- )
- self.assertEqual(ast.dump(node, include_attributes=True),
- "Module(body=[Expr(value=Call(func=Name(id='spam', ctx=Load(), "
- "lineno=1, col_offset=0), args=[Name(id='eggs', ctx=Load(), "
- "lineno=1, col_offset=5), Str(s='and cheese', lineno=1, "
- "col_offset=11)], keywords=[], starargs=None, kwargs=None, "
- "lineno=1, col_offset=0), lineno=1, col_offset=0)])"
- )
-
- def test_copy_location(self):
- src = ast.parse('1 + 1', mode='eval')
- src.body.right = ast.copy_location(ast.Num(2), src.body.right)
- self.assertEqual(ast.dump(src, include_attributes=True),
- 'Expression(body=BinOp(left=Num(n=1, lineno=1, col_offset=0), '
- 'op=Add(), right=Num(n=2, lineno=1, col_offset=4), lineno=1, '
- 'col_offset=0))'
- )
-
- def test_fix_missing_locations(self):
- src = ast.parse('write("spam")')
- src.body.append(ast.Expr(ast.Call(ast.Name('spam', ast.Load()),
- [ast.Str('eggs')], [], None, None)))
- self.assertEqual(src, ast.fix_missing_locations(src))
- self.assertEqual(ast.dump(src, include_attributes=True),
- "Module(body=[Expr(value=Call(func=Name(id='write', ctx=Load(), "
- "lineno=1, col_offset=0), args=[Str(s='spam', lineno=1, "
- "col_offset=6)], keywords=[], starargs=None, kwargs=None, "
- "lineno=1, col_offset=0), lineno=1, col_offset=0), "
- "Expr(value=Call(func=Name(id='spam', ctx=Load(), lineno=1, "
- "col_offset=0), args=[Str(s='eggs', lineno=1, col_offset=0)], "
- "keywords=[], starargs=None, kwargs=None, lineno=1, "
- "col_offset=0), lineno=1, col_offset=0)])"
- )
-
- def test_increment_lineno(self):
- src = ast.parse('1 + 1', mode='eval')
- self.assertEqual(ast.increment_lineno(src, n=3), src)
- self.assertEqual(ast.dump(src, include_attributes=True),
- 'Expression(body=BinOp(left=Num(n=1, lineno=4, col_offset=0), '
- 'op=Add(), right=Num(n=1, lineno=4, col_offset=4), lineno=4, '
- 'col_offset=0))'
- )
-
- def test_iter_fields(self):
- node = ast.parse('foo()', mode='eval')
- d = dict(ast.iter_fields(node.body))
- self.assertEqual(d.pop('func').id, 'foo')
- self.assertEqual(d, {'keywords': [], 'kwargs': None,
- 'args': [], 'starargs': None})
-
- def test_iter_child_nodes(self):
- node = ast.parse("spam(23, 42, eggs='leek')", mode='eval')
- self.assertEqual(len(list(ast.iter_child_nodes(node.body))), 4)
- iterator = ast.iter_child_nodes(node.body)
- self.assertEqual(next(iterator).id, 'spam')
- self.assertEqual(next(iterator).n, 23)
- self.assertEqual(next(iterator).n, 42)
- self.assertEqual(ast.dump(next(iterator)),
- "keyword(arg='eggs', value=Str(s='leek'))"
- )
-
- def test_get_docstring(self):
- node = ast.parse('def foo():\n """line one\n line two"""')
- self.assertEqual(ast.get_docstring(node.body[0]),
- 'line one\n line two')
-
- def test_literal_eval(self):
- self.assertEqual(ast.literal_eval('[1, 2, 3]'), [1, 2, 3])
- self.assertEqual(ast.literal_eval('{"foo": 42}'), {"foo": 42})
- self.assertEqual(ast.literal_eval('(True, False, None)'), (True, False, None))
- self.assertRaises(ValueError, ast.literal_eval, 'foo()')
-
-
def test_main():
- test_support.run_unittest(AST_Tests, ASTHelpers_Test)
+ test_support.run_unittest(AST_Tests)
def main():
if __name__ != '__main__':