pyflo/pybtc/test/integer.py
2019-04-09 17:03:25 +02:00

171 lines
9.2 KiB
Python

import unittest
import os, sys
parentPath = os.path.abspath("..")
if parentPath not in sys.path:
sys.path.insert(0, parentPath)
from pybtc import tools
import math
def print_bytes(b):
for i in range(len(b)):
print(bin(b[i])[2:].rjust(8, '0'), end = ' ')
print("\n", end="")
class IntegerFunctionsTests(unittest.TestCase):
@classmethod
def setUpClass(cls):
print("\nTesting compressed/variable int functions:\n")
def test_compressed_integer(self):
# print()
for i in range(126, 130):
# print(i, "[", len(tools.int_to_c_int(i)), "]", end=" : " )
# print_bytes(tools.int_to_c_int(i))
# print(bin(tools.c_int_to_int((tools.int_to_c_int(i)))))
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 2)
for i in range(16382, 16386):
# print(i, "[", len(tools.int_to_c_int(i)), "]", end=" : " )
# print_bytes(tools.int_to_c_int(i))
# print(bin(tools.c_int_to_int((tools.int_to_c_int(i)))))
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 3)
for i in range(2097149, 2097154):
# print(i, "[", len(tools.int_to_c_int(i)), "]", end=" : " )
# print_bytes(tools.int_to_c_int(i))
# print(bin(tools.c_int_to_int((tools.int_to_c_int(i)))))
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 4)
for i in range(268435454, 268435458):
# print(i, "[", len(tools.int_to_c_int(i)), "]", end=" : " )
# print_bytes(tools.int_to_c_int(i))
# print(bin(tools.c_int_to_int((tools.int_to_c_int(i)))))
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 5)
for i in range(34359738366, 34359738370):
# print(i, "[", len(tools.int_to_c_int(i)), "]", end=" : " )
# print_bytes(tools.int_to_c_int(i))
# print(bin(tools.c_int_to_int((tools.int_to_c_int(i)))))
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 6)
for i in range(4398046511102, 4398046511106):
# print(i, "[", len(tools.int_to_c_int(i)), "]", end=" : " )
# print_bytes(tools.int_to_c_int(i))
# print(bin(tools.c_int_to_int((tools.int_to_c_int(i)))))
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 7)
for i in range(562949953421310, 562949953421314):
# print(i, "[", len(tools.int_to_c_int(i)), "]", end=" : " )
# print_bytes(tools.int_to_c_int(i))
# print(bin(tools.c_int_to_int((tools.int_to_c_int(i)))))
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 8)
for i in range(72057594037927934, 72057594037927938):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 9)
i = 16250249101024000000
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 10)
i = 1333870604623599278750
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
i = 0
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
self.assertEqual(len(tools.int_to_c_int(i)), 1)
for i in range(1213666705181745367548161 - 10, 1213666705181745367548161 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(310698676526526814092329217 - 10, 310698676526526814092329217 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(79538861190790864407636279553 - 10, 79538861190790864407636279553 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(20361948464842461288354887565569 - 10, 20361948464842461288354887565569 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(5212658806999670089818851216785665 - 10, 5212658806999670089818851216785665 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(1334440654591915542993625911497130241 - 10, 1334440654591915542993625911497130241 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(341616807575530379006368233343265341697 - 10, 341616807575530379006368233343265341697 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(87453902739335777025630267735875927474433 - 10, 87453902739335777025630267735875927474433 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(22388199101269958918561348540384237433454849 - 10, 22388199101269958918561348540384237433454849 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(5731378969925109483151705226338364782964441345 - 10, 5731378969925109483151705226338364782964441345 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
for i in range(341616807575530379006368233343265341697 - 10, 341616807575530379006368233343265341697 + 10):
self.assertEqual(tools.c_int_to_int((tools.int_to_c_int(i))), i)
self.assertEqual(tools.c_int_len(i), len(tools.int_to_c_int(i)))
number = 0
old_number = 0
for i in range(0, 1024, 8):
number += 2 ** i
for i in range(old_number, number, int(math.ceil(2 ** i / 20))):
b = 1
a = tools.int_to_c_int(i, b)
c = tools.c_int_to_int(a, b)
l = tools.c_int_len(i)
self.assertEqual(c, i)
self.assertEqual(l, len(a))
old_number = number
def test_variable_integer(self):
for i in range(0, 0xfd):
self.assertEqual(tools.var_int_to_int((tools.int_to_var_int(i))), i)
self.assertEqual(tools.var_int_len(i), len(tools.int_to_var_int(i)))
self.assertEqual(tools.var_int_len(i), 1)
for i in range(0xfd, 0xfff):
self.assertEqual(tools.var_int_to_int((tools.int_to_var_int(i))), i)
self.assertEqual(len(tools.int_to_var_int(i)), 3)
self.assertEqual(tools.var_int_len(i), len(tools.int_to_var_int(i)))
for i in range(0xfff0, 0xffff):
self.assertEqual(tools.var_int_to_int((tools.int_to_var_int(i))), i)
self.assertEqual(len(tools.int_to_var_int(i)), 3)
self.assertEqual(tools.var_int_len(i), len(tools.int_to_var_int(i)))
for i in range(0x10000, 0x10010):
self.assertEqual(tools.var_int_to_int((tools.int_to_var_int(i))), i)
self.assertEqual(len(tools.int_to_var_int(i)), 5)
self.assertEqual(tools.var_int_len(i), len(tools.int_to_var_int(i)))
for i in range(0xffffff00, 0xffffffff):
self.assertEqual(tools.var_int_to_int((tools.int_to_var_int(i))), i)
self.assertEqual(len(tools.int_to_var_int(i)), 5)
self.assertEqual(tools.var_int_len(i), len(tools.int_to_var_int(i)))
for i in range(0x100000000, 0x100001000):
self.assertEqual(tools.var_int_to_int((tools.int_to_var_int(i))), i)
self.assertEqual(len(tools.int_to_var_int(i)), 9)
self.assertEqual(tools.var_int_len(i), len(tools.int_to_var_int(i)))