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test_vdf_dict.py
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import unittest
from vdf import VDFDict
class VDFDictCase(unittest.TestCase):
def test_init(self):
with self.assertRaises(ValueError):
VDFDict("asd zxc")
with self.assertRaises(ValueError):
VDFDict(5)
with self.assertRaises(ValueError):
VDFDict((('1',1), ('2', 2)))
def test_repr(self):
self.assertIsInstance(repr(VDFDict()), str)
def test_len(self):
self.assertEqual(len(VDFDict()), 0)
self.assertEqual(len(VDFDict({'1':1})), 1)
def test_verify_key_tuple(self):
a = VDFDict()
with self.assertRaises(ValueError):
a._verify_key_tuple([])
with self.assertRaises(ValueError):
a._verify_key_tuple((1,))
with self.assertRaises(ValueError):
a._verify_key_tuple((1,1,1))
with self.assertRaises(TypeError):
a._verify_key_tuple((None, 'asd'))
with self.assertRaises(TypeError):
a._verify_key_tuple(('1', 'asd'))
with self.assertRaises(TypeError):
a._verify_key_tuple((1, 1))
with self.assertRaises(TypeError):
a._verify_key_tuple((1, None))
def test_normalize_key(self):
a = VDFDict()
self.assertEqual(a._normalize_key('AAA'), (0, 'AAA'))
self.assertEqual(a._normalize_key((5, 'BBB')), (5, 'BBB'))
def test_normalize_key_exception(self):
a = VDFDict()
with self.assertRaises(TypeError):
a._normalize_key(5)
with self.assertRaises(TypeError):
a._normalize_key([])
with self.assertRaises(TypeError):
a._normalize_key(None)
def test_setitem(self):
a = list(zip(map(str, range(5, 0, -1)), range(50, 0, -10)))
b = VDFDict()
for k,v in a:
b[k] = v
self.assertEqual(a, list(b.items()))
def test_setitem_with_duplicates(self):
a = list(zip(['5']*5, range(50, 0, -10)))
b = VDFDict()
for k,v in a:
b[k] = v
self.assertEqual(a, list(b.items()))
def test_setitem_key_exceptions(self):
with self.assertRaises(TypeError):
VDFDict()[5] = None
with self.assertRaises(TypeError):
VDFDict()[(0, 5)] = None
with self.assertRaises(ValueError):
VDFDict()[(0, '5', 1)] = None
def test_setitem_key_valid_types(self):
VDFDict()['5'] = None
VDFDict({'5': None})[(0, '5')] = None
def test_setitem_keyerror_fullkey(self):
with self.assertRaises(KeyError):
VDFDict([("1", None)])[(1, "1")] = None
def test_getitem(self):
a = VDFDict([('1',2), ('1',3)])
self.assertEqual(a['1'], 2)
self.assertEqual(a[(0, '1')], 2)
self.assertEqual(a[(1, '1')], 3)
def test_del(self):
a = VDFDict([("1",1),("1",2),("5",51),("1",3),("5",52)])
b = [("1",1),("1",2),("1",3),("5",52)]
del a["5"]
self.assertEqual(list(a.items()), b)
def test_del_by_fullkey(self):
a = VDFDict([("1",1),("1",2),("5",51),("1",3),("5",52)])
b = [("1",1),("1",2),("1",3),("5",52)]
del a[(0, "5")]
self.assertEqual(list(a.items()), b)
def test_del_first_duplicate(self):
a = [("1",1),("1",2),("1",3),("1",4)]
b = VDFDict(a)
del b["1"]
del b["1"]
del b[(0, "1")]
del b[(0, "1")]
self.assertEqual(len(b), 0)
def test_del_exception(self):
with self.assertRaises(KeyError):
a = VDFDict()
del a["1"]
with self.assertRaises(KeyError):
a = VDFDict({'1':1})
del a[(1, "1")]
def test_iter(self):
a = VDFDict({"1": 1})
iter(a).__iter__
self.assertEqual(len(list(iter(a))), 1)
def test_in(self):
a = VDFDict({"1":2, "3":4, "5":6})
self.assertTrue('1' in a)
self.assertTrue((0, '1') in a)
self.assertFalse('6' in a)
self.assertFalse((1, '1') in a)
def test_eq(self):
self.assertEqual(VDFDict(), VDFDict())
self.assertNotEqual(VDFDict(), VDFDict({'1':1}))
self.assertNotEqual(VDFDict(), {'1':1})
a = [("a", 1), ("b", 5), ("a", 11)]
self.assertEqual(VDFDict(a), VDFDict(a))
self.assertNotEqual(VDFDict(a), VDFDict(a[1:]))
def test_clear(self):
a = VDFDict([("1",2),("1",2),("5",3),("1",2)])
a.clear()
self.assertEqual(len(a), 0)
self.assertEqual(len(a.keys()), 0)
self.assertEqual(len(list(a.iterkeys())), 0)
self.assertEqual(len(a.values()), 0)
self.assertEqual(len(list(a.itervalues())), 0)
self.assertEqual(len(a.items()), 0)
self.assertEqual(len(list(a.iteritems())), 0)
def test_get(self):
a = VDFDict([('1',11), ('1',22)])
self.assertEqual(a.get('1'), 11)
self.assertEqual(a.get((1, '1')), 22)
self.assertEqual(a.get('2', 33), 33)
self.assertEqual(a.get((0, '2'), 44), 44)
def test_setdefault(self):
a = VDFDict([('1',11), ('1',22)])
self.assertEqual(a.setdefault('1'), 11)
self.assertEqual(a.setdefault((0, '1')), 11)
self.assertEqual(a.setdefault('2'), None)
self.assertEqual(a.setdefault((0, '2')), None)
self.assertEqual(a.setdefault('3', 33), 33)
def test_pop(self):
a = VDFDict([('1',11),('2',22),('1',33),('2',44),('2',55)])
self.assertEqual(a.pop('1'), 11)
self.assertEqual(a.pop('1'), 33)
with self.assertRaises(KeyError):
a.pop('1')
self.assertEqual(a.pop((1, '2')), 44)
self.assertEqual(a.pop((1, '2')), 55)
def test_popitem(self):
a = [('1',11),('2',22),('1',33)]
b = VDFDict(a)
self.assertEqual(b.popitem(), a.pop())
self.assertEqual(b.popitem(), a.pop())
self.assertEqual(b.popitem(), a.pop())
with self.assertRaises(KeyError):
b.popitem()
def test_update(self):
a = VDFDict([("1",2),("1",2),("5",3),("1",2)])
b = VDFDict()
b.update([("1",2),("1",2)])
b.update([("5",3),("1",2)])
self.assertEqual(list(a.items()), list(b.items()))
def test_update_exceptions(self):
a = VDFDict()
with self.assertRaises(TypeError):
a.update(None)
with self.assertRaises(TypeError):
a.update(1)
with self.assertRaises(TypeError):
a.update("asd zxc")
with self.assertRaises(ValueError):
a.update([(1,1,1), (2,2,2)])
map_test = [
("1", 2),
("4", 3),("4", 3),("4", 2),
("7", 2),
("1", 2),
]
def test_keys(self):
_dict = VDFDict(self.map_test)
self.assertSequenceEqual(
list(_dict.keys()),
list(x[0] for x in self.map_test))
def test_values(self):
_dict = VDFDict(self.map_test)
self.assertSequenceEqual(
list(_dict.values()),
list(x[1] for x in self.map_test))
def test_items(self):
_dict = VDFDict(self.map_test)
self.assertSequenceEqual(
list(_dict.items()),
self.map_test)
def test_direct_access_get(self):
b = dict()
a = VDFDict({"1":2, "3":4, "5":6})
for k,v in a.items():
b[k] = v
self.assertEqual(dict(a.items()), b)
def test_duplicate_keys(self):
items = [('key1', 1), ('key1', 2), ('key3', 3), ('key1', 1)]
keys = [x[0] for x in items]
values = [x[1] for x in items]
_dict = VDFDict(items)
self.assertEqual(list(_dict.items()), items)
self.assertEqual(list(_dict.keys()), keys)
self.assertEqual(list(_dict.values()), values)
def test_same_type_init(self):
self.assertSequenceEqual(
tuple(VDFDict(self.map_test).items()),
tuple(VDFDict(VDFDict(self.map_test)).items()))
def test_get_all_for(self):
a = VDFDict([("1",2),("1",2**31),("5",3),("1",2)])
self.assertEqual(
list(a.get_all_for("1")),
[2,2**31,2],
)
def test_get_all_for_invalid_key(self):
a = VDFDict()
with self.assertRaises(TypeError):
a.get_all_for(None)
with self.assertRaises(TypeError):
a.get_all_for(5)
with self.assertRaises(TypeError):
a.get_all_for((0, '5'))
def test_remove_all_for(self):
a = VDFDict([("1",2),("1",2),("5",3),("1",2)])
a.remove_all_for("1")
self.assertEqual(list(a.items()), [("5",3)])
self.assertEqual(len(a), 1)
def test_remove_all_for_invalid_key(self):
a = VDFDict()
with self.assertRaises(TypeError):
a.remove_all_for(None)
with self.assertRaises(TypeError):
a.remove_all_for(5)
with self.assertRaises(TypeError):
a.remove_all_for((0, '5'))
def test_has_duplicates(self):
# single level duplicate
a = [('1', 11), ('1', 22)]
b = VDFDict(a)
self.assertTrue(b.has_duplicates())
# duplicate in nested
c = VDFDict({'1': b})
self.assertTrue(c.has_duplicates())
# duplicate in nested dict
d = VDFDict({'1': {'2': {'3': b}}})
self.assertTrue(d.has_duplicates())
# duplicate in nested dict
d = VDFDict({'1': {'2': {'3': None}}})
self.assertFalse(d.has_duplicates())