def test_ordering(self):
o = helpers.OrderedAttrDict({'a': 1})
o['b'] = 2
self.assertEquals(o.items(), [('a', 1), ('b', 2)])
o['c'] = 3
self.assertEquals(o.items(), [('a', 1), ('b', 2), ('c', 3)])
o = helpers.OrderedAttrDict()
for number in xrange(ord('A'), ord('z')):
o[chr(number)] = number
self.assertEquals([(c, o[c]) for c in o.keys()],
[(chr(n), n) for n in xrange(ord('A'), ord('z'))])
o = helpers.OrderedAttrDict()
o['a'] = 1
o['b'] = 2
o['c'] = 3
self.assertEquals(o.items(), [('a', 1), ('b', 2), ('c', 3)])
del o['b']
o['b'] = 2
self.assertEquals(o.items(), [('a', 1), ('c', 3), ('b', 2)])
o['a'] = 2
self.assertEquals(o.items(), [('a', 2), ('c', 3), ('b', 2)])
def test_creating(self):
o1 = helpers.OrderedAttrDict()
o2 = helpers.OrderedAttrDict(dict(a=1, b='c'))
o3 = helpers.OrderedAttrDict(a=1, b='c')
self.assertNotEquals(o1, o2)
self.assertNotEquals(o1, o3)
self.assertEquals(o2, o3)
def test_attribute(self):
o = helpers.OrderedAttrDict(a=1, b='c')
self.assertEquals(o.a, 1)
self.assertEquals(o.b, 'c')
self.assertRaises(AttributeError, getattr, o, 'c')
self.assertTrue(hasattr(o, 'a'))
self.assertFalse(hasattr(o, 'c'))
o.c = 1.5
self.assertTrue(hasattr(o, 'c'))
self.assertEquals(o.c, 1.5)
o.a = 2
self.assertEquals(o.a, 2)
del o.c
self.assertFalse(hasattr(o, 'c'))
self.assertEquals(getattr(o, 'a', None), 2)
self.assertEquals(getattr(o, 'c', None), None)
delattr(o, 'b')
self.assertFalse(hasattr(o, 'b'))
self.assertRaises(AttributeError, delattr, o, 'b')
setattr(o, 'b', 'c')
self.assertEquals(o.b, 'c')
def test_str(self):
o = helpers.OrderedAttrDict()
o.a = 1
o['b'] = 2
o.c = 'd'
o[3] = 3
self.assertEquals(str(o), "{'a': 1, 'b': 2, 'c': 'd', 3: 3}")
def test_equality(self):
o1 = helpers.OrderedAttrDict()
o2 = helpers.OrderedAttrDict()
self.assertEquals(o1, o2)
o1.a = 1
o2['a'] = 1
self.assertEquals(o1, o2)
o2.a = 2
self.assertNotEquals(o1, o2)
o1['a'] = 2
self.assertEquals(o1, o2)
o1.b = 'c'
self.assertNotEquals(o1, o2)
o2.b = 'd'
self.assertNotEquals(o1, o2)
o2.b = 'c'
self.assertEquals(o1, o2)
o1.c = 1
o1.d = 1
o2.d = 1
o2.c = 1
# ordering matters
self.assertNotEquals(o1, o2)
del o1.d
del o2.d
self.assertEquals(o1, o2)
o1.d = 1
o2.d = 1
self.assertEquals(o1, o2)
self.assertNotEquals(o1, None)
def test_mapping(self):
o = helpers.OrderedAttrDict({'a': 1, 'b': 'c'})
self.assertEquals(o['a'], 1)
self.assertEquals(o['b'], 'c')
self.assertRaises(KeyError, o.__getitem__, 'c')
self.assertTrue('a' in o)
self.assertFalse('c' in o)
o['c'] = 1.5
self.assertTrue('c' in o)
self.assertTrue(o.has_key('c'))
self.assertEquals(o['c'], 1.5)
o['a'] = 2
self.assertEquals(o['a'], 2)
del o['c']
self.assertTrue('c' not in o)
self.assertFalse(o.has_key('c'))
self.assertEquals(o.get('a', None), 2)
self.assertEquals(o.get('c', None), None)
self.assertEquals(o.items(), [('a', 2), ('b', 'c')])
i = o.iteritems()
self.assertTrue(iter(i), i)
self.assertEquals(list(i), [('a', 2), ('b', 'c')])
self.assertEquals(o.keys(), ['a', 'b'])
i = o.iterkeys()
self.assertTrue(iter(i), i)
self.assertEquals(list(i), ['a', 'b'])
self.assertEquals(o.pop('b'), 'c')
self.assertFalse('b' in o)
self.assertEquals(o.pop('c', None), None)
self.assertRaises(KeyError, o.pop, 'c')
self.assertEquals(o.values(), [2])
self.assertEquals(o.setdefault('a', 1), 2)
self.assertEquals(o.setdefault('b', 'c'), 'c')
self.assertEquals(o['b'], 'c')
self.assertTrue(bool(o))
del o['b']
self.assertEquals(o.popitem(), ('a', 2))
self.assertRaises(KeyError, o.popitem)
self.assertFalse(bool(o))
def test_dict(self):
self.assertEquals(self.pp.pformat({}), "{}")
self.assertEquals(self.pp.pformat({'a': 1}), "{'a': 1}")
s = self.pp.pformat({'a': 1, 'b': 2})
# ordering is undefined
o1 = "{'a': 1,\n 'b': 2}"
o2 = "{'b': 2,\n 'a': 1}"
self.assertTrue((s == o1) or (s == o2))
o = helpers.OrderedAttrDict()
o['a'], o['b'], o['c'] = 1, 2, 3
self.assertEquals(self.pp.pformat(o), "{'a': 1,\n 'b': 2,\n 'c': 3}")
def test_complex(self):
o1, o2 = helpers.OrderedAttrDict(), helpers.OrderedAttrDict()
o1['a'], o1['b'], o1['c'] = 3, (1, 2, 3), [1, 2, [4, 5]]
o2['key'] = {'otherkey': 10L}
l = [o1, {'i': o2}, o1, (10, 11)]
expected = """
[{'a': 3,
'b': (1, 2, 3),
'c': [1,
2,
[4,
5]]},
{'i': {'key': {'otherkey': 10}}},
{'a': 3,
'b': (1, 2, 3),
'c': [1,
2,
[4,
5]]},
(10, 11)]"""
self.assertEquals(self.pp.pformat(l), expected.lstrip('\n'))
def test_weird_attribute_names(self):
o = helpers.OrderedAttrDict()
setattr(o, r'spaces! \slashes* ^carets`', 1)
self.assertEquals(o[r'spaces! \slashes* ^carets`'], 1)
o['NUL \x00 byte'] = 2
self.assertEquals(getattr(o, 'NUL \x00 byte'), 2)
o['\x45\x12\x86'] = 3
self.assertEquals(o['\x45\x12\x86'], 3)
o[4] = 4
self.assertEquals(o[4], 4)
o[(1, 2, u'3')] = 5
self.assertEquals(o[(1, 2, u'3')], 5)
def test_repr(self):
o = helpers.OrderedAttrDict()
o.a = 1
o['b'] = 2
o.c = 'd'
self.assertEquals(repr(o), '<OrderedAttrDict %s>' % o)