added the tests

This commit is contained in:
S. Mahmudul Hasan 2023-10-18 19:50:52 -04:00
parent 77feaad873
commit 65a113792d

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@ -2,6 +2,7 @@ from collections import Counter, deque
import random
import pickle
import gc
import builtins
q = deque()
q.append(1)
@ -15,16 +16,33 @@ assert q.pop() == 4
assert len(q) == 2
assert q == deque([1, 2])
## ADDING TESTS FROM CPYTHON's test_deque.py file
# ADDING TESTS FROM CPYTHON's test_deque.py file
############ TEST basics###############
############TEST basics###############
def assertEqual(a, b):
assert a == b
def assertNotEqual(a, b):
assert a != b
def assertRaises(callable, *args, **kwargs):
callable(*args, **kwargs)
print("X Failed Tests for {} for args: {} {}".format(
str(callable), str(args), str(kwargs)))
BIG = 100000
def fail():
raise SyntaxError
yield 1
d = deque(range(-5125, -5000))
d.__init__(range(200))
for i in range(200, 400):
@ -44,7 +62,7 @@ right.reverse()
assertEqual(right, list(range(150, 400)))
assertEqual(list(d), list(range(50, 150)))
#######TEST maxlen###############
####### TEST maxlen###############
try:
dq = deque()
dq.maxlen = -1
@ -77,7 +95,7 @@ assertEqual(repr(d)[-30:], ', 198, 199, [...]], maxlen=10)')
d = deque(range(10), maxlen=None)
assertEqual(repr(d), 'deque([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])')
#######TEST maxlen = 0###############
####### TEST maxlen = 0###############
it = iter(range(100))
deque(it, maxlen=0)
assertEqual(list(it), [])
@ -93,7 +111,7 @@ d.extendleft(it)
assertEqual(list(it), [])
#######TEST maxlen attribute #############
####### TEST maxlen attribute #############
assertEqual(deque().maxlen, None)
assertEqual(deque('abc').maxlen, None)
@ -122,15 +140,18 @@ except TypeError:
pass
try:
d.count(1,2)
d.count(1, 2)
print("X Failed Tests!!")
exit(1)
except TypeError:
pass
class BadCompare:
def __eq__(self, other):
raise ArithmeticError
d = deque([1, 2, BadCompare(), 3])
try:
@ -148,10 +169,13 @@ try:
except ArithmeticError:
pass
class MutatingCompare:
def __eq__(self, other):
d.pop()
return True
m = MutatingCompare()
d = deque([1, 2, 3, m, 4, 5])
m.d = d
@ -175,8 +199,8 @@ assertEqual(d.count(None), 16)
d = deque('xabc')
d.popleft()
for e in [d, deque('abc'), deque('ab'), deque(), list(d)]:
assertEqual(d==e, type(d)==type(e) and list(d)==list(e))
assertEqual(d!=e, not(type(d)==type(e) and list(d)==list(e)))
assertEqual(d == e, type(d) == type(e) and list(d) == list(e))
assertEqual(d != e, not (type(d) == type(e) and list(d) == list(e)))
args = map(deque, ('', 'a', 'b', 'ab', 'ba', 'abc', 'xba', 'xabc', 'cba'))
for x in args:
@ -189,8 +213,7 @@ for x in args:
# assertEqual(x >= y, list(x) >= list(y)) # not currently supported
###############TEST contains()#################
############### TEST contains()#################
n = 200
@ -204,10 +227,12 @@ class MutateCmp:
def __init__(self, deque, result):
self.deque = deque
self.result = result
def __eq__(self, other):
self.deque.clear()
return self.result
# # Test detection of mutation during iteration
d = deque(range(n))
d[n//2] = MutateCmp(d, False)
@ -222,6 +247,8 @@ except RuntimeError:
class BadCmp:
def __eq__(self, other):
raise RuntimeError
# # Test detection of comparison exceptions
d = deque(range(n))
d[n//2] = BadCmp()
@ -233,12 +260,14 @@ except RuntimeError:
pass
#####test_contains_count_stop_crashes#####
##### test_contains_count_stop_crashes#####
class A:
def __eq__(self, other):
d.clear()
return NotImplemented
d = deque([A(), A()])
try:
@ -257,7 +286,7 @@ except RuntimeError:
pass
########TEST extend()################
######## TEST extend()################
d = deque('a')
@ -272,7 +301,7 @@ assertEqual(list(d), list('abcd'))
d.extend(d)
assertEqual(list(d), list('abcdabcd'))
######TEST extend_left() ################
###### TEST extend_left() ################
d = deque('a')
try:
@ -327,7 +356,7 @@ except IndexError:
pass
#########TEST index()###############
######### TEST index()###############
for n in 1, 2, 30, 40, 200:
d = deque(range(n))
@ -365,7 +394,7 @@ for n in 1, 2, 30, 40, 200:
# Test start and stop arguments behavior matches list.index()
#COMMENT: Current List behavior doesn't support start and stop arguments, so this test is not supported
# COMMENT: Current List behavior doesn't support start and stop arguments, so this test is not supported
# elements = 'ABCDEFGHI'
# nonelement = 'Z'
# d = deque(elements * 2)
@ -396,7 +425,7 @@ for step in range(100):
# Repeat test with a different internal offset
d.rotate()
###########test_index_bug_24913#############
########### test_index_bug_24913#############
d = deque('A' * 3)
try:
d.index('A', 1, 0)
@ -405,7 +434,7 @@ try:
except ValueError:
pass
###########test_insert#############
########### test_insert#############
# Test to make sure insert behaves like lists
elements = 'ABCDEFGHI'
for i in range(-5 - len(elements)*2, 5 + len(elements) * 2):
@ -416,7 +445,7 @@ for i in range(-5 - len(elements)*2, 5 + len(elements) * 2):
assertEqual(list(d), s)
###########test_insert_bug_26194#############
########### test_insert_bug_26194#############
data = 'ABC'
d = deque(data, maxlen=len(data))
try:
@ -436,7 +465,6 @@ for i in range(-len(elements), len(elements)):
assertEqual(d[i-1], 'Z')
######### test set_item #############
n = 200
d = deque(range(n))
@ -476,7 +504,7 @@ for i in range(n):
assertEqual(len(d), 0)
#########test reverse()###############
######### test reverse()###############
n = 500 # O(n**2) test, don't make this too big
data = [random.random() for i in range(n)]
@ -494,7 +522,7 @@ try:
except TypeError:
pass
############test rotate#############
############ test rotate#############
s = tuple('abcde')
n = len(s)
@ -547,7 +575,7 @@ except TypeError:
pass
try:
d.rotate(1,10)
d.rotate(1, 10)
print("X Failed Tests!")
exit(1)
except TypeError:
@ -557,7 +585,7 @@ d.rotate() # rotate an empty deque
assertEqual(d, deque())
##########test len#############
########## test len#############
d = deque('ab')
assertEqual(len(d), 2)
@ -580,7 +608,7 @@ d.clear()
assertEqual(len(d), 0)
##############test underflow#############
############## test underflow#############
d = deque()
try:
d.pop()
@ -595,7 +623,7 @@ try:
except IndexError:
pass
##############test clear#############
############## test clear#############
d = deque(range(100))
assertEqual(len(d), 100)
d.clear()
@ -605,7 +633,7 @@ d.clear() # clear an empty deque
assertEqual(list(d), [])
#############test remove#############
############# test remove#############
d = deque('abcdefghcij')
d.remove('c')
assertEqual(d, deque('abdefghcij'))
@ -645,4 +673,160 @@ for match in (True, False):
pass
assertEqual(d, deque())
print('',"ALL TEST PASSED!!")
########### test repr#############
d = deque(range(200))
e = eval(repr(d))
assertEqual(list(d), list(e))
d.append(d)
assertEqual(repr(d)[-20:], '7, 198, 199, [...]])')
######### test init #############
try:
deque('abc', 2, 3)
print("X Failed Tests!")
exit(1)
except TypeError:
pass
try:
deque(1)
print("X Failed Tests!")
exit(1)
except TypeError:
pass
######### test hash #############
try:
assertRaises(hash, deque('abc'))
except TypeError:
pass
###### test long steady state queue pop left ########
for size in (0, 1, 2, 100, 1000):
d = deque(range(size))
append, pop = d.append, d.popleft
for i in range(size, BIG):
append(i)
x = pop()
if x != i - size:
assertEqual(x, i-size)
assertEqual(list(d), list(range(BIG-size, BIG)))
######## test long steady state queue pop right ########
for size in (0, 1, 2, 100, 1000):
d = deque(reversed(range(size)))
append, pop = d.appendleft, d.pop
for i in range(size, BIG):
append(i)
x = pop()
if x != i - size:
assertEqual(x, i-size)
assertEqual(list(reversed(list(d))),
list(range(BIG-size, BIG)))
###### test big queue popleft ########
d = deque()
append, pop = d.append, d.popleft
for i in range(BIG):
append(i)
for i in range(BIG):
x = pop()
if x != i:
assertEqual(x, i)
###### test big queue pop right ########
d = deque()
append, pop = d.appendleft, d.pop
for i in range(BIG):
append(i)
for i in range(BIG):
x = pop()
if x != i:
assertEqual(x, i)
####### test big stack right########
d = deque()
append, pop = d.append, d.pop
for i in range(BIG):
append(i)
for i in reversed(range(BIG)):
x = pop()
if x != i:
assertEqual(x, i)
assertEqual(len(d), 0)
##### test big stack left ########
d = deque()
append, pop = d.appendleft, d.popleft
for i in range(BIG):
append(i)
for i in reversed(range(BIG)):
x = pop()
if x != i:
assertEqual(x, i)
assertEqual(len(d), 0)
##### test roundtrip iter init ########
d = deque(range(200))
e = deque(d)
assertNotEqual(id(d), id(e))
assertEqual(list(d), list(e))
########## test pickle #############
for d in deque(range(200)), deque(range(200), 100):
for i in range(5 + 1):
s = pickle.dumps(d)
e = pickle.loads(s)
assertNotEqual(id(e), id(d))
assertEqual(list(e), list(d))
assertEqual(e.maxlen, d.maxlen)
######## test pickle recursive ########
# the following doesn't work because the pickle module doesn't
# for d in deque('abc'), deque('abc', 3):
# d.append(d)
# for i in range(5 + 1):
# e = pickle.loads(pickle.dumps(d))
# assertNotEqual(id(e), id(d))
# assertEqual(id(e[-1]), id(e))
# assertEqual(e.maxlen, d.maxlen)
### test copy ########
mut = [10]
d = deque([mut])
e = d.copy()
assertEqual(list(d), list(e))
mut[0] = 11
assertNotEqual(id(d), id(e))
assertEqual(list(d), list(e))
### test reversed#$####
for s in ('abcd', range(2000)):
assertEqual(list(reversed(deque(s))), list(reversed(s)))
# probably not supported
# klass = type(reversed(deque()))
# for s in ('abcd', range(2000)):
# assertEqual(list(klass(deque(s))), list(reversed(s)))
d = deque()
for i in range(100):
d.append(1)
gc.collect()
print('', "ALL TEST PASSED!!")