def test_immutable(self):
d = frozendict()
with self.assertRaises(Exception):
d['hello'] = 'world'
d = frozendict({'hello': 'world'})
with self.assertRaises(Exception):
d['hello'] = 'world'
def test_immutable(self):
d = frozendict()
with self.assertRaises(Exception):
d['hello'] = 'world'
d = frozendict({'hello':'world'})
with self.assertRaises(Exception):
d['hello'] = 'world'
def freeze(self):
if self.frozen:
return
if isinstance(self.value, Reference):
raise ASTError('setting %s.%s is a reference with no resolved '
'value' % (self.instance, self.attribute), self)
if self.attribute in C_KEYWORDS:
raise ASTError('setting name \'%s\' clashes with a C keyword' %
self.attribute, self)
if isinstance(self.value, list):
self.value = tuple(self.value)
elif isinstance(self.value, dict):
self.value = frozendict(self.value)
super(Setting, self).freeze()
def freeze(self):
if self.frozen:
return
if isinstance(self.value, Reference):
raise ASTError('setting %s.%s is a reference with no resolved '
'value' % (self.instance, self.attribute), self)
if self.attribute in C_KEYWORDS:
raise ASTError('setting name \'%s\' clashes with a C keyword' %
self.attribute, self)
if isinstance(self.value, list):
self.value = tuple(self.value)
elif isinstance(self.value, dict):
self.value = frozendict(self.value)
super(Setting, self).freeze()
def test_construction(self):
d = frozendict()
self.assertIsNone(d.get('hello'))
d = frozendict({'hello': 'world'})
self.assertEqual(d['hello'], 'world')
def test_construction(self):
d = frozendict()
self.assertIsNone(d.get('hello'))
d = frozendict({'hello':'world'})
self.assertEqual(d['hello'], 'world')