def test_named_tuple_colname_substitution(self):
colnames = ("func(abc)", "[applied]", "func(func(abc))", "foo_bar", "foo_bar_")
rows = [(1, 2, 3, 4, 5)]
result = named_tuple_factory(colnames, rows)[0]
self.assertEqual(result[0], result.func_abc)
self.assertEqual(result[1], result.applied)
self.assertEqual(result[2], result.func_func_abc)
self.assertEqual(result[3], result.foo_bar)
self.assertEqual(result[4], result.foo_bar_)
def test_named_tuple_colname_substitution(self):
colnames = ("func(abc)", "[applied]", "func(func(abc))", "foo_bar", "foo_bar_")
rows = [(1, 2, 3, 4, 5)]
result = named_tuple_factory(colnames, rows)[0]
self.assertEqual(result[0], result.func_abc)
self.assertEqual(result[1], result.applied)
self.assertEqual(result[2], result.func_func_abc)
self.assertEqual(result[3], result.foo_bar)
self.assertEqual(result[4], result.foo_bar_)
def test_creation_warning_on_long_column_list(self):
"""
Reproduces the failure described in PYTHON-893
@since 3.15
@jira_ticket PYTHON-893
@expected_result creation fails on Python > 3 and < 3.7
@test_category row_factory
"""
if not NAMEDTUPLE_CREATION_BUG:
named_tuple_factory(self.long_colnames, self.long_rows)
return
with warnings.catch_warnings(record=True) as w:
rows = named_tuple_factory(self.long_colnames, self.long_rows)
self.assertEqual(len(w), 1)
warning = w[0]
self.assertIn('pseudo_namedtuple_factory', str(warning))
self.assertIn('3.7', str(warning))
for r in rows:
self.assertEqual(r.col0, self.long_rows[0][0])
def test_creation_no_warning_on_short_column_list(self):
"""
Tests that normal namedtuple row creation still works after PYTHON-893 fix
@since 3.15
@jira_ticket PYTHON-893
@expected_result creates namedtuple-based Rows
@test_category row_factory
"""
with warnings.catch_warnings(record=True) as w:
rows = named_tuple_factory(self.short_colnames, self.short_rows)
self.assertEqual(len(w), 0)
# check that this is a real namedtuple
self.assertTrue(hasattr(rows[0], '_fields'))
self.assertIsInstance(rows[0], tuple)
