def test_persistent_hash_collisions2():
HashTable = make_persistent_hash_type(hashfun=lambda x: r_uint(hash(x)) % 8)
acc = HashTable.EMPTY
for i in range(2048):
validate_persistent_hash(acc)
acc = acc.assoc(i % 128, i)
assert len(acc) == 128
assert len(list(acc.iteritems())) == 128
for k, v in acc.iteritems():
assert acc.val_at(k, None) is v
def test_persistent_hash_collisions2():
HashTable = make_persistent_hash_type(hashfun=lambda x: r_uint(hash(x)) % 8)
acc = HashTable.EMPTY
for i in range(2048):
validate_persistent_hash(acc)
acc = acc.assoc(i % 128, i)
assert len(acc) == 128
assert len(list(acc.iteritems())) == 128
for k, v in acc.iteritems():
assert acc.val_at(k, None) is v
def test_persistent_hash_collisions():
HashTable = make_persistent_hash_type(hashfun=lambda x: r_uint(42))
acc = HashTable.EMPTY
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i)
assert len(acc) == 10
assert len(list(acc.iteritems())) == 10
for k, v in acc.iteritems():
assert k <= 10
assert v >= 990
assert v % 10 == k
assert acc.val_at(k, None) is v
def test_persistent_hash_collisions():
HashTable = make_persistent_hash_type(hashfun=lambda x: r_uint(42))
acc = HashTable.EMPTY
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i)
assert len(acc) == 10
assert len(list(acc.iteritems())) == 10
for k, v in acc.iteritems():
assert k <= 10
assert v >= 990
assert v % 10 == k
assert acc.val_at(k, None) is v
def test_persistent_hash2():
HashTable = make_persistent_hash_type()
acc = HashTable.EMPTY()
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i)
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i)
assert len(acc) == 10
assert len(list(acc.iteritems())) == 10
for k, v in acc.iteritems():
assert k <= 10
assert v >= 990
assert v % 10 == k
assert acc.val_at(k, None) is v
def test_persistent_hash2():
HashTable = make_persistent_hash_type()
acc = HashTable.EMPTY()
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i)
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i)
assert len(acc) == 10
assert len(list(acc.iteritems())) == 10
for k, v in acc.iteritems():
assert k <= 10
assert v >= 990
assert v % 10 == k
assert acc.val_at(k, None) is v
def test_persistent_hash__collisions_removal2():
HashTable = make_persistent_hash_type(hashfun=lambda x: r_uint(hash(x) % 8))
acc = HashTable.EMPTY()
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i).without(i % 10)
assert len(acc) == 0
assert list(acc.iteritems()) == []
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i).without(i % 10 + 1)
assert len(acc) == 10
assert len(list(acc.iteritems())) == 10
for k, v in acc.iteritems():
assert k <= 10
assert v >= 990
assert v % 10 == k
assert acc.val_at(k, None) is v
def test_persistent_hash__collisions_removal2():
HashTable = make_persistent_hash_type(
hashfun=lambda x: r_uint(hash(x) % 8))
acc = HashTable.EMPTY()
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i).without(i % 10)
assert len(acc) == 0
assert list(acc.iteritems()) == []
for i in range(1000):
validate_persistent_hash(acc)
acc = acc.assoc(i % 10, i).without(i % 10 + 1)
assert len(acc) == 10
assert len(list(acc.iteritems())) == 10
for k, v in acc.iteritems():
assert k <= 10
assert v >= 990
assert v % 10 == k
assert acc.val_at(k, None) is v
