def setUp(self):
class Movie(Object):
title = CharacterVarying(30)
class Character(Object):
name = CharacterVarying(30)
movie = ManyToOne(Movie)
self.connection = get_test_conn()
set_context(self.connection)
start_session()
life = Movie(title = 'Life of Brian')
grail = Movie(title = 'MP & the Holy Grail')
add(life)
add(grail)
for c in [
('Brian', life),
('Patsy', grail),
('Arthur', grail),
]:
name, movie = c
char = Character(name = name, movie = movie)
add(char)
commit()
self.Character = Character
self.Movie = Movie
def test_change(self):
k = self.Knight.get(2)
k.name = 'John'
commit()
start_session()
k_got = self.Knight.get(2)
self.assertEqual(k_got.name, 'John')
def setUp(self):
class Knight(Object):
title = f.CharacterVarying(
length = 5, null = False, default = 'Sir'
)
name = f.CharacterVarying(length = 20, null = False)
nickname = f.CharacterVarying(length = 20, null = True)
score = f.Integer()
self.Knight = Knight
set_context(get_test_conn())
start_session()
# Knight.create_table()
for ktup in [
('Sir', 'Galahad', 'The Pure', 10),
('King', 'Arthur', None, 20),
('Sir', 'Robin', 'The Brave', 30),
('Sir', 'Lancelot', None, 40),
]:
title, name, nickname, score = ktup
k = Knight(
title = title,
name = name,
nickname = nickname,
score = score
)
add(k)
commit()
start_session()
def setUp(self):
class Knight(Object):
set_context(get_test_conn())
start_session()
title = f.CharacterVarying(
length = 5, null = False, default = 'Sir'
)
name = f.CharacterVarying(length = 20, null = False)
nickname = f.CharacterVarying(length = 20, null = True)
score = f.Integer()
self.Knight = Knight
self.root = Root()
Traverser(class_=self.Knight, field='name', session=get_session()).mount(self.root, 'knights')
for ktup in [
('Sir', 'Galahad', 'The Pure', 10),
('King', 'Arthur', None, 20),
('Sir', 'Robin', 'The Brave', 30),
('Sir', 'Lancelot', None, 40),
]:
title, name, nickname, score = ktup
k = Knight(
title = title,
name = name,
nickname = nickname,
score = score
)
add(k)
commit()
start_session()
def test_deft(self):
"""Test of default value"""
k = self.Knight(name = 'Doris', nickname = 'The Hamster', score = 999)
add(k)
commit()
start_session()
k_got = self.Knight.get(self.Knight.name == 'Doris')
self.assertEqual(k_got.title, 'Sir')
def test_deletion(self):
"""Test a correct deletion behaviour"""
k = self.Knight.get(2)
k.delete()
self.assertRaises(LifecycleError, lambda: k.name)
commit()
ks = list(self.Knight.find())
self.assertEqual(len(ks), 3)
def test_change_id(self):
"""Changing id should be impossible"""
k = self.Knight.get(2)
k.name = 'John'
commit()
start_session()
def broken():
k = self.Knight.get(2)
k.id = 1
self.assertRaises(TypeError, broken)
def test_custom_name(self):
"""Creating a table with custom table_name"""
class Spam(Object):
__table_name__ = 'eggs'
meal = f.CharacterVarying(length = 10)
add(Spam(meal = 'bacon'))
commit()
c = get_connection()
cur = c.cursor()
cur.execute('SELECT id, meal FROM eggs WHERE 1 = 1;')
self.assertEqual(cur.fetchone(), (1, 'bacon'))
def test_no_connection(self):
"""Test trying to use nonexistent ctx raises exc"""
self.assertRaises(CtxError, lambda: get_connection())
self.assertRaises(CtxError, lambda: get_cursor())
self.assertRaises(CtxError, lambda: get_session())
self.assertRaises(CtxError, lambda: commit())
self.assertRaises(CtxError, lambda: add())
def test_unhandled_exception_getting(self):
"""Testing the exception from engine that can't be handled
(while get()ting)"""
conn = get_test_conn()
set_context(conn)
start_session()
class Spam(Object):
eggs = CharacterVarying(20)
add(Spam(eggs='abc'))
commit()
start_session()
class Spam(Object):
bacon = CharacterVarying(20)
try:
spam = Spam.get(1)
except ProgrammingError as err:
self.assertEqual(err.pgcode, UNDEFINED_COLUMN)
def setUp(self):
class Knight(Object):
name = f.CharacterVarying(length = 20, null = False)
self.Knight = Knight
set_context(get_test_conn())
start_session()
for knight_name in [
'Agravain', 'Bagdemagus', 'Bedivere', 'Bors', 'Breunor',
'Calogrenant', 'Caradoc', 'Dagonet', 'Dinadan', 'Gaheris',
'Galahad', 'Gareth', 'Gawain', 'Geraint', 'Griflet',
'Hector de Maris', 'Kay', 'Lamorak', 'Lancelot', 'Leodegrance',
'Lionel', 'Lucan', 'Maleagant', 'Marhaus', 'Palamedes', 'Pelleas',
'Pellinore', 'Percival', 'Safir', 'Sagramore', 'Segwarides', 'Tor',
]: # There are 32 knights
knight = Knight(name=knight_name)
add(knight)
commit()