def test_popitem(self): # dict.popitem() for copymode in -1, +1: # -1: b has same structure as a # +1: b is a.copy() for log2size in range(12): size = 2**log2size a = ordereddict() b = ordereddict() for i in range(size): a[repr(i)] = i if copymode < 0: b[repr(i)] = i if copymode > 0: b = a.copy() for i in range(size): ka, va = ta = a.popitem() self.assertEqual(va, int(ka)) kb, vb = tb = b.popitem() self.assertEqual(vb, int(kb)) self.assert_(not (copymode < 0 and ta != tb)) self.assert_(not a) self.assert_(not b) d = ordereddict() self.assertRaises(KeyError, d.popitem)
def test_fromkeys(self): od1 = ordereddict([ ('a', None), ('b', None), ('c', None), ]) self.assertEqual(ordereddict.fromkeys('abc'), od1) d = ordereddict() self.assert_(not (d.fromkeys('abc') is d)) self.assertEqual(d.fromkeys('abc'), od1) self.assertEqual(d.fromkeys((4, 5), 0), ordereddict(((4, 0), (5, 0)))) self.assertEqual(d.fromkeys([]), {}) def g(): yield 1 self.assertEqual(d.fromkeys(g()), ordereddict(((1, None), ))) self.assertRaises(TypeError, {}.fromkeys, 3) class dictlike(ordereddict): pass self.assertEqual(dictlike.fromkeys('a'), {'a': None}) self.assertEqual(dictlike().fromkeys('a'), {'a': None}) self.assert_(type(dictlike.fromkeys('a')) is dictlike) self.assert_(type(dictlike().fromkeys('a')) is dictlike) class mydict(ordereddict): def __new__(cls): return UserDict.UserDict() ud = mydict.fromkeys('ab') self.assertEqual(ud, {'a': None, 'b': None}) self.assert_(isinstance(ud, UserDict.UserDict)) self.assertRaises(TypeError, dict.fromkeys) class Exc(Exception): pass class baddict1(dict): def __init__(self): raise Exc() self.assertRaises(Exc, baddict1.fromkeys, [1]) class BadSeq(object): def __iter__(self): return self def next(self): raise Exc() self.assertRaises(Exc, ordereddict.fromkeys, BadSeq()) class baddict2(ordereddict): def __setitem__(self, key, value): raise Exc() self.assertRaises(Exc, baddict2.fromkeys, [1])
def test_keys(self): d = ordereddict() self.assertEqual(d.keys(), []) d = ordereddict([('a', 1), ('b', 2)]) k = d.keys() self.assert_(d.has_key('a')) self.assert_(d.has_key('b')) self.assertRaises(TypeError, d.keys, None)
def test_setdefault(self): # ordereddict.setdefault() d = ordereddict() self.assert_(d.setdefault('key0') is None) d.setdefault('key0', []) self.assert_(d.setdefault('key0') is None) d.setdefault('key', []).append(3) self.assertEqual(d['key'][0], 3) d.setdefault('key', []).append(4) self.assertEqual(len(d['key']), 2) self.assertRaises(TypeError, d.setdefault) class Exc(Exception): pass class BadHash(object): fail = False def __hash__(self): if self.fail: raise Exc() else: return 42 x = BadHash() d[x] = 42 x.fail = True self.assertRaises(Exc, d.setdefault, x, [])
def test_values(self): d = ordereddict() self.assertEqual(d.values(), []) d[1] = 2 self.assertEqual(d.values(), [2]) self.assertRaises(TypeError, d.values, None)
def test_tuple_keyerror(self): # SF #1576657 d = ordereddict() try: d[(1, )] except KeyError, e: self.assertEqual(e.args, ((1, ), ))
def test_copy(self): d = ordereddict() d[1] = 1 d[2] = 2 d[3] = 3 self.assertEqual(d.copy(), {1: 1, 2: 2, 3: 3}) self.assertEqual({}.copy(), {}) self.assertRaises(TypeError, d.copy, None)
def test_items(self): d = ordereddict() self.assertEqual(d.items(), []) d[1] = 2 self.assertEqual(d.items(), [(1, 2)]) self.assertRaises(TypeError, d.items, None)
def test_repr(self): d = ordereddict() self.assertEqual(repr(d), 'ordereddict([])') d[1] = 2 self.assertEqual(repr(d), 'ordereddict([(1, 2)])') d = ordereddict() d[1] = d self.assertEqual(repr(d), 'ordereddict([(1, {...})])') class Exc(Exception): pass class BadRepr(object): def __repr__(self): raise Exc() d = {1: BadRepr()} self.assertRaises(Exc, repr, d)
def test_clear(self): d = ordereddict() d[1] = 1 d[2] = 2 d[3] = 3 d.clear() self.assertEqual(d, {}) self.assertRaises(TypeError, d.clear, None)
def test_pop(self): # Tests for pop with specified key d = ordereddict() k, v = 'abc', 'def' d[k] = v self.assertRaises(KeyError, d.pop, 'ghi') self.assertEqual(d.pop(k), v) self.assertEqual(len(d), 0) self.assertRaises(KeyError, d.pop, k) # verify longs/ints get same value when key > 32 bits (for 64-bit archs) # see SF bug #689659 x = 4503599627370496L y = 4503599627370496 h = ordereddict(( (x, 'anything'), (y, 'something else'), )) self.assertEqual(h[x], h[y]) self.assertEqual(d.pop(k, v), v) d[k] = v self.assertEqual(d.pop(k, 1), v) self.assertRaises(TypeError, d.pop) class Exc(Exception): pass class BadHash(object): fail = False def __hash__(self): if self.fail: raise Exc() else: return 42 x = BadHash() d[x] = 42 x.fail = True self.assertRaises(Exc, d.pop, x)
def test_has_key(self): d = ordereddict() self.assert_(not d.has_key('a')) d['a'] = 1 d['b'] = 2 k = d.keys() k.sort() self.assertEqual(k, ['a', 'b']) self.assertRaises(TypeError, d.has_key)
def test_contains(self): d = ordereddict() self.assert_(not ('a' in d)) self.assert_('a' not in d) d['a'] = 1 d['b'] = 2 self.assert_('a' in d) self.assert_('b' in d) self.assert_('c' not in d) self.assertRaises(TypeError, d.__contains__)
def test_mutatingiteration(self): d = ordereddict() d[1] = 1 try: for i in d: d[i + 1] = 1 except RuntimeError: pass else: self.fail( "changing dict size during iteration doesn't raise Error")
def test_get(self): d = ordereddict() self.assert_(d.get('c') is None) self.assertEqual(d.get('c', 3), 3) d['a'] = 1 d['b'] = 2 self.assert_(d.get('c') is None) self.assertEqual(d.get('c', 3), 3) self.assertEqual(d.get('a'), 1) self.assertEqual(d.get('a', 3), 1) self.assertRaises(TypeError, d.get) self.assertRaises(TypeError, d.get, None, None, None)
def test_getitem(self): d = ordereddict() d['a'] = 1 d['b'] = 2 self.assertEqual(d['a'], 1) self.assertEqual(d['b'], 2) d['c'] = 3 d['a'] = 4 self.assertEqual(d['c'], 3) self.assertEqual(d['a'], 4) del d['b'] self.assertEqual(d, {'a': 4, 'c': 3}) self.assertRaises(TypeError, d.__getitem__) class BadEq(object): def __eq__(self, other): raise Exc() d = ordereddict() d[BadEq()] = 42 self.assertRaises(KeyError, d.__getitem__, 23) class Exc(Exception): pass class BadHash(object): fail = False def __hash__(self): if self.fail: raise Exc() else: return 42 x = BadHash() d[x] = 42 x.fail = True self.assertRaises(Exc, d.__getitem__, x)
def test_constructor(self): # calling built-in types without argument must return empty self.assertEqual(ordereddict(), {}) self.assert_(ordereddict() is not {})
def test_len(self): d = ordereddict() self.assertEqual(len(d), 0) d['a'] = 1 d['b'] = 2 self.assertEqual(len(d), 2)
def __init__(self): self.d = ordereddict() self.d[1] = 1 self.d[2] = 2 self.d[3] = 3
def test_update(self): d = ordereddict() d.update(ordereddict([(1, 100)])) d.update(ordereddict([(2, 20)])) d.update(ordereddict([(1, 1), (2, 2), (3, 3)])) # AvdN: should this fail self.assertEqual(d, {1: 1, 2: 2, 3: 3}) d.update() self.assertEqual(d, {1: 1, 2: 2, 3: 3}) self.assertRaises((TypeError, AttributeError), d.update, None) class SimpleUserDict(): def __init__(self): self.d = ordereddict() self.d[1] = 1 self.d[2] = 2 self.d[3] = 3 def keys(self): return self.d.keys() def __getitem__(self, i): return self.d[i] d.clear() d.update(SimpleUserDict()) self.assertEqual(d, {1: 1, 2: 2, 3: 3}) class Exc(Exception): pass d.clear() class FailingUserDict: def keys(self): raise Exc self.assertRaises(Exc, d.update, FailingUserDict()) class FailingUserDict: def keys(self): class BogonIter: def __init__(self): self.i = 1 def __iter__(self): return self def next(self): if self.i: self.i = 0 return 'a' raise Exc return BogonIter() def __getitem__(self, key): return key self.assertRaises(Exc, d.update, FailingUserDict()) class FailingUserDict: def keys(self): class BogonIter: def __init__(self): self.i = ord('a') def __iter__(self): return self def next(self): if self.i <= ord('z'): rtn = chr(self.i) self.i += 1 return rtn raise StopIteration return BogonIter() def __getitem__(self, key): raise Exc self.assertRaises(Exc, d.update, FailingUserDict()) class badseq(object): def __iter__(self): return self def next(self): raise Exc() self.assertRaises(Exc, {}.update, badseq()) self.assertRaises(ValueError, {}.update, [(1, 2, 3)])