psycopg/psycopg2
1
1
Fork 0
mirror of https://github.com/psycopg/psycopg2.git synced 2024-11-24 18:03:43 +03:00
Code Issues Packages Projects Releases Wiki Activity

Fix representation of sql.Placeholder

Browse Source 
Fix also Placeholder tests, including an error which made an assert
always true, which made us miss the regression in #1291.
This commit is contained in:
Daniele Varrazzo 2021-06-17 00:28:14 +01:00
parent 2df79c5a5f
commit b241def64b
2 changed files with 16 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
lib/sql.py
View File

@ -438,7 +438,10 @@ class Placeholder(Composable):
return self._wrapped
def __repr__(self):
return f"Placeholder({self._wrapped if self._wrapped is not None else ''!r})"
if self._wrapped is None:
return f"{self.__class__.__name__}()"
else:
return f"{self.__class__.__name__}({self._wrapped!r})"
def as_string(self, context):
if self._wrapped is not None:

28
tests/test_sql.py
View File

@ -373,29 +373,25 @@ class PlaceholderTest(ConnectingTestCase):
self.assertEqual(sql.Placeholder('foo').name, 'foo')
def test_repr(self):
self.assert_(str(sql.Placeholder()), 'Placeholder()')
self.assert_(repr(sql.Placeholder()), 'Placeholder()')
self.assert_(sql.Placeholder().as_string(self.conn), '%s')
self.assertEqual(str(sql.Placeholder()), 'Placeholder()')
self.assertEqual(repr(sql.Placeholder()), 'Placeholder()')
self.assertEqual(sql.Placeholder().as_string(self.conn), '%s')
def test_repr_name(self):
self.assert_(str(sql.Placeholder('foo')), "Placeholder('foo')")
self.assert_(repr(sql.Placeholder('foo')), "Placeholder('foo')")
self.assert_(sql.Placeholder('foo').as_string(self.conn), '%(foo)s')
self.assertEqual(str(sql.Placeholder('foo')), "Placeholder('foo')")
self.assertEqual(repr(sql.Placeholder('foo')), "Placeholder('foo')")
self.assertEqual(sql.Placeholder('foo').as_string(self.conn), '%(foo)s')
def test_bad_name(self):
self.assertRaises(ValueError, sql.Placeholder, ')')
def test_eq(self):
self.assert_(sql.Placeholder('foo') == sql.Placeholder('foo'))
self.assert_(sql.Placeholder('foo') != sql.Placeholder('bar'))
self.assert_(sql.Placeholder('foo') != 'foo')
self.assert_(sql.Placeholder() == sql.Placeholder())
self.assert_(sql.Placeholder('foo') != sql.Placeholder())
self.assert_(sql.Placeholder('foo') != sql.Literal('foo'))
def test_as_string(self):
self.assertEqual(sql.Placeholder().as_string(self.conn), "%s")
self.assertEqual(sql.Placeholder('foo').as_string(self.conn), "%(foo)s")
self.assertEqual(sql.Placeholder('foo'), sql.Placeholder('foo'))
self.assertNotEqual(sql.Placeholder('foo'), sql.Placeholder('bar'))
self.assertNotEqual(sql.Placeholder('foo'), 'foo')
self.assertEqual(sql.Placeholder(), sql.Placeholder())
self.assertNotEqual(sql.Placeholder('foo'), sql.Placeholder())
self.assertNotEqual(sql.Placeholder('foo'), sql.Literal('foo'))
class ValuesTest(ConnectingTestCase):