def test_invalid_input(self):
source = ['x', 1, 'y', 2]
with self.assertRaises(TypeError):
normalized = _get_iteritems(source)
source = [{'x': 1}, {'y': 2}]
with self.assertRaises(TypeError):
normalized = _get_iteritems(source)
def test_list_of_items(self):
items = _get_iteritems([('a', 1), ('b', 2)])
self.assertEqual(list(items), [('a', 1), ('b', 2)])
def test_get_iteritems(self):
items_iter = _get_iteritems([('a', 1), ('b', 2)])
self.assertTrue(_is_collection_of_items(items_iter))
def test_Query(self):
source = Select([('A', 'B'), ('x', 1), ('y', 2)])
query = source({'A': 'B'}).apply(lambda x: next(x))
normalized = _get_iteritems(query)
self.assertEqual(list(normalized), [('x', 1), ('y', 2)])
def test_Result(self):
result = Result(_get_iteritems([('a', 1), ('b', 2)]), evaltype=dict)
normalized = _get_iteritems(result)
self.assertEqual(list(normalized), [('a', 1), ('b', 2)])
def test_empty_iterable(self):
items = _get_iteritems(iter([]))
self.assertEqual(list(items), [])
def test_dict(self):
items = _get_iteritems({'a': 1, 'b': 2})
self.assertEqual(set(items), set([('a', 1), ('b', 2)]))