class TestBasicMapping(TestCase):
def setUp(self):
self.datastore = DS.DataStore(
'mim:///', database='test_db')
session = Session(bind=self.datastore)
self.session = ORMSession(session)
basic = collection(
'basic', session,
Field('_id', S.ObjectId),
Field('a', int),
Field('b', [int]),
Field('c', dict(
d=int, e=int)))
class Basic(object):
pass
self.session.mapper(Basic, basic)
self.basic = basic
self.Basic = Basic
def tearDown(self):
self.session.clear()
self.datastore.conn.drop_all()
def test_disable_instrument(self):
# Put a doc in the DB
self.Basic(a=1, b=[2,3], c=dict(d=4, e=5))
self.session.flush()
# Load back with instrumentation
self.session.clear()
obj = self.Basic.query.find().options(instrument=True).first()
self.assertEqual(type(obj.b), InstrumentedList)
self.assertEqual(type(obj.c), InstrumentedObj)
# Load back without instrumentation
self.session.clear()
obj = self.Basic.query.find().options(instrument=False).first()
self.assertEqual(type(obj.b), list)
self.assertEqual(type(obj.c), Object)
def test_enable_instrument(self):
session = Session(bind=self.datastore)
basic1 = collection(
'basic1', session,
Field('_id', S.ObjectId),
Field('a', int),
Field('b', [int]),
Field('c', dict(
d=int, e=int)))
class Basic1(object):
pass
self.session.mapper(Basic1, basic1, options=dict(instrument=False))
# Put a doc in the DB
Basic1(a=1, b=[2,3], c=dict(d=4, e=5))
self.session.flush()
# Load back with instrumentation
self.session.clear()
obj = Basic1.query.find().options(instrument=True).first()
self.assertEqual(type(obj.b), InstrumentedList)
self.assertEqual(type(obj.c), InstrumentedObj)
# Load back without instrumentation
self.session.clear()
obj = Basic1.query.find().options(instrument=False).first()
self.assertEqual(type(obj.b), list)
self.assertEqual(type(obj.c), Object)
def test_repr(self):
doc = self.Basic(a=1, b=[2,3], c=dict(d=4,e=5))
sdoc = repr(doc)
assert 'a=1' in sdoc, sdoc
assert 'b=I[2, 3]' in sdoc, sdoc
assert "c=I{'e': 5, 'd': 4}" in sdoc, sdoc
def test_create(self):
doc = self.Basic()
assert state(doc).status == 'new'
self.session.flush()
assert state(doc).status == 'clean'
doc.a = 5
assert state(doc).status == 'dirty'
self.session.flush()
assert state(doc).status == 'clean'
c = doc.c
c.e = 5
assert state(doc).status == 'dirty', state(doc).status
assert repr(state(doc)).startswith('<ObjectState')
def test_mapped_object(self):
doc = self.Basic(a=1, b=[2,3], c=dict(d=4, e=5))
self.assertEqual(doc.a, doc['a'])
self.assertRaises(AttributeError, getattr, doc, 'foo')
self.assertRaises(KeyError, doc.__getitem__, 'foo')
doc['a'] = 5
self.assertEqual(doc.a, doc['a'])
self.assertEqual(doc.a, 5)
self.assert_('a' in doc)
doc.delete()
def test_mapper(self):
m = mapper(self.Basic)
assert repr(m) == '<Mapper Basic:basic>'
self.datastore.db.basic.insert(dict(
a=1, b=[2,3], c=dict(d=4, e=5), f='unknown'))
print(list(self.datastore.db.basic.find()))
obj = self.Basic.query.find().options(instrument=False).first()
print(obj)
q = self.Basic.query.find()
self.assertEqual(q.count(), 1)
m.remove({})
q = self.Basic.query.find()
self.assertEqual(q.count(), 0)
def test_query(self):
doc = self.Basic(a=1, b=[2,3], c=dict(d=4, e=5))
self.session.flush()
q = self.Basic.query.find(dict(a=1))
self.assertEqual(q.count(), 1)
doc.a = 5
self.session.flush()
q = self.Basic.query.find(dict(a=1))
self.assertEqual(q.count(), 0)
self.assertEqual(doc.query.find(dict(a=1)).count(), 0)
self.assertEqual(doc.query.find(dict(b=doc.b)).count(), 1)
doc = self.Basic.query.get(a=5)
self.assert_(doc is not None)
self.Basic.query.remove({})
self.assertEqual(self.Basic.query.find().count(), 0)
def test_delete(self):
doc = self.Basic(a=1, b=[2,3], c=dict(d=4, e=5))
self.session.flush()
q = self.Basic.query.find()
self.assertEqual(q.count(), 1)
doc.delete()
q = self.Basic.query.find()
self.assertEqual(q.count(), 1)
self.session.flush()
q = self.Basic.query.find()
self.assertEqual(q.count(), 0)
doc = self.Basic(a=1, b=[2,3], c=dict(d=4, e=5))
self.session.flush()
q = self.Basic.query.find()
self.assertEqual(q.count(), 1)
def test_imap(self):
doc = self.Basic(a=1, b=[2,3], c=dict(d=4, e=5))
self.session.flush()
doc1 = self.Basic.query.get(_id=doc._id)
self.assert_(doc is doc1)
self.session.expunge(doc)
doc1 = self.Basic.query.get(_id=doc._id)
self.assert_(doc is not doc1)
self.session.expunge(doc)
self.session.expunge(doc)
self.session.expunge(doc)
