def test_operations(self):
s = Session()
self.assertEqual(s, {})
self.assertEqual(len(s), 0)
self.assertEqual(list(s), [])
self.assertNotIn('foo', s)
self.assertNotIn('key', s)
s = Session({'foo': 'bar'})
self.assertEqual(len(s), 1)
self.assertEqual(s, {'foo': 'bar'})
self.assertEqual(list(s), ['foo'])
self.assertIn('foo', s)
self.assertNotIn('key', s)
s['key'] = 'value'
self.assertEqual(len(s), 2)
self.assertEqual(s, {'foo': 'bar', 'key': 'value'})
self.assertEqual(sorted(s), ['foo', 'key'])
self.assertIn('foo', s)
self.assertIn('key', s)
del s['key']
self.assertEqual(len(s), 1)
self.assertEqual(s, {'foo': 'bar'})
self.assertEqual(list(s), ['foo'])
self.assertIn('foo', s)
self.assertNotIn('key', s)
s.pop('foo')
self.assertEqual(len(s), 0)
self.assertEqual(s, {})
self.assertEqual(list(s), [])
self.assertNotIn('foo', s)
self.assertNotIn('key', s)
def test_create_error(self):
with self.assertRaises(ValueError):
Session('abc')
with self.assertRaises(TypeError):
Session([1, 2, 3])
with self.assertRaises(TypeError):
Session(int)
def test__repr__(self):
s = Session()
self.assertEqual(str(s), '<Session [new:True, changed:False] {}>')
s['foo'] = 'bar'
self.assertEqual(str(s),
"<Session [new:True, changed:True] {'foo': 'bar'}>")
s = Session({'key': 123}, identity=1)
self.assertEqual(str(s),
"<Session [new:False, changed:False] {'key': 123}>")
s.invalidate()
self.assertEqual(str(s), "<Session [new:False, changed:True] {}>")
def test_create(self):
s = Session()
self.assertEqual(s, {})
self.assertTrue(s.new)
self.assertIsNone(s.identity)
self.assertFalse(s._changed)
s = Session({'some': 'data'})
self.assertEqual(s, {'some': 'data'})
self.assertTrue(s.new)
self.assertIsNone(s.identity)
self.assertFalse(s._changed)
s = Session(identity=1)
self.assertEqual(s, {})
self.assertFalse(s.new)
self.assertEqual(s.identity, 1)
self.assertFalse(s._changed)
def test_operations(self):
s = Session()
self.assertEqual(s, {})
self.assertEqual(len(s), 0)
self.assertEqual(list(s), [])
self.assertNotIn('foo', s)
self.assertNotIn('key', s)
s = Session({'foo': 'bar'})
self.assertEqual(len(s), 1)
self.assertEqual(s, {'foo': 'bar'})
self.assertEqual(list(s), ['foo'])
self.assertIn('foo', s)
self.assertNotIn('key', s)
s['key'] = 'value'
self.assertEqual(len(s), 2)
self.assertEqual(s, {'foo': 'bar', 'key': 'value'})
self.assertEqual(sorted(s), ['foo', 'key'])
self.assertIn('foo', s)
self.assertIn('key', s)
del s['key']
self.assertEqual(len(s), 1)
self.assertEqual(s, {'foo': 'bar'})
self.assertEqual(list(s), ['foo'])
self.assertIn('foo', s)
self.assertNotIn('key', s)
s.pop('foo')
self.assertEqual(len(s), 0)
self.assertEqual(s, {})
self.assertEqual(list(s), [])
self.assertNotIn('foo', s)
self.assertNotIn('key', s)
def test__repr__(self):
s = Session()
self.assertEqual(str(s), '<Session [new:True, changed:False] {}>')
s['foo'] = 'bar'
self.assertEqual(str(s),
"<Session [new:True, changed:True] {'foo': 'bar'}>")
s = Session({'key': 123}, identity=1)
self.assertEqual(str(s),
"<Session [new:False, changed:False] {'key': 123}>")
s.invalidate()
self.assertEqual(str(s), "<Session [new:False, changed:True] {}>")
def test_invalidate(self):
s = Session({'foo': 'bar'})
self.assertEqual(s, {'foo': 'bar'})
self.assertTrue(s.new)
self.assertIsNone(s.identity)
self.assertFalse(s._changed)
s.invalidate()
self.assertEqual(s, {})
self.assertTrue(s.new)
self.assertIsNone(s.identity)
self.assertTrue(s._changed)
s = Session({'foo': 'bar'}, identity=1)
self.assertEqual(s, {'foo': 'bar'})
self.assertFalse(s.new)
self.assertEqual(s.identity, 1)
self.assertFalse(s._changed)
s.invalidate()
self.assertEqual(s, {})
self.assertFalse(s.new)
self.assertEqual(s.identity, 1)
self.assertTrue(s._changed)
def test_invalidate(self):
s = Session({'foo': 'bar'})
self.assertEqual(s, {'foo': 'bar'})
self.assertTrue(s.new)
self.assertIsNone(s.identity)
self.assertFalse(s._changed)
s.invalidate()
self.assertEqual(s, {})
self.assertTrue(s.new)
self.assertIsNone(s.identity)
self.assertTrue(s._changed)
s = Session({'foo': 'bar'}, identity=1)
self.assertEqual(s, {'foo': 'bar'})
self.assertFalse(s.new)
self.assertEqual(s.identity, 1)
self.assertFalse(s._changed)
s.invalidate()
self.assertEqual(s, {})
self.assertFalse(s.new)
self.assertEqual(s.identity, 1)
self.assertTrue(s._changed)
