125 lines
5.1 KiB
Python
125 lines
5.1 KiB
Python
from unittest import TestCase
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from .context import Bytes
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from .context import Bits, Bit
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class TestBytes(TestCase):
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def setUp(self):
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from random import randint
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from math import ceil
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test_ints = [0]
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test_str = ["0"]
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test_bytes = [b'0']
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test_bytearray = []
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test_list_of_Bits = []
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test_list_of_Bit = []
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test_list_of_bool = []
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test_list_of_bytes = []
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test_list_of_ints = []
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test_list_of_str = []
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for i in range(0, 100):
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max_value = int("9" * randint(1, 25))
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test_value = randint(1, max_value)
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bitesize = ceil(test_value.bit_length() / 8)
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pad_bits = "0" * ((bitesize * 8) - test_value.bit_length())
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test_ints.append(test_value)
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test_str.append(pad_bits + bin(test_value)[2:])
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test_bytes.append(test_value.to_bytes(bitesize, "big"))
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for bites in test_bytes:
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list_of_Bits = []
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list_of_Bit = []
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list_of_bool = []
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list_of_bytes = []
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list_of_ints = []
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list_of_str = []
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for bite in bites:
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list_of_Bits.append(Bits(bite))
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list_of_bytes.append(bytes([bite]))
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list_of_ints.append(bite)
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list_of_str.append(Bits(bite).bin())
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for bit in Bits(bite).bin():
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list_of_Bit.append(Bit(bit))
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list_of_bool.append(bool(Bit(bit)))
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test_bytearray.append(bytearray(bites))
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test_list_of_bytes.append(list_of_bytes)
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test_list_of_Bits.append(list_of_Bits)
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test_list_of_Bit.append(list_of_Bit)
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test_list_of_ints.append(list_of_ints)
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test_list_of_str.append(list_of_str)
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self.testcases = {"int": test_ints,
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"str": test_str,
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"bytes": test_bytes,
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"bytearray": test_bytearray,
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"list of Bits": test_list_of_Bits,
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"list of Bit": test_list_of_Bit,
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"list of bool": test_list_of_bool,
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"list of bytes": test_list_of_bytes,
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"list of ints": test_list_of_ints,
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"list of str": test_list_of_str}
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def test_init(self):
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"""
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Test creation of Bytes object
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"""
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for title, tests in self.testcases.items():
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with self.subTest(f"Create from {title}"):
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for testcase in tests:
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test = f"Bytes({testcase})"
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compare = f"Bytes"
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self.assertIsInstance(eval(test), eval(compare),
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f"{test} is instance of {compare}")
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with self.subTest(f"Create from bits.Bytes"):
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for testcase in self.testcases["int"]:
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test = f"Bytes(Bytes({testcase}))"
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compare = f"Bytes"
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self.assertIsInstance(eval(test), eval(compare),
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f"{test} is instance of {compare}")
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def test_errors(self):
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with self.assertRaises(TypeError, "Bytes(\"1234\")"):
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Bytes("1234")
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with self.assertRaises(ValueError, "Bytes(-1234)"):
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Bytes(-1234)
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def test_comparison_operators(self):
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"""
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Test the comparison operators with Bytes objects
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"""
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with self.subTest("Bytes Type"):
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pass
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with self.subTest("int Type"):
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self.assertEqual(Bytes(1234), 1234,
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"Bytes(1234) == 1234")
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self.assertNotEqual(Bytes(1234), 4321,
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"Bytes(1234) != 4321")
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self.assertEqual(5678, Bytes(5678),
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"5678 == Bytes(5678)")
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self.assertNotEqual(8765, Bytes(5678),
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"8765 != Bytes(5678)")
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self.assertLess(Bytes(123), 128,
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"Bytes(123) < 128")
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self.assertLessEqual(Bytes(124), 125,
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"Bytes(124) <= 125")
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self.assertLessEqual(Bytes(125), 125,
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"Bytes(125) <= 125")
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self.assertGreater(Bytes(255), 128,
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"Bytes(255) > 128")
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self.assertGreaterEqual(Bytes(256), 255,
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"Bytes(256) >= 255")
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self.assertGreaterEqual(Bytes(512), 512,
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"Bytes(512) >= 512")
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self.assertLess(123, Bytes(125),
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"123 < Bytes(125)")
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self.assertlessEqual(1024, Bytes(2048),
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"1024 <= Bytes(2048)")
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self.assertLessEqual(4092, Bytes(4092),
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"4092 <= Bytes(4092)")
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self.assertGreater(499, Bytes(200),
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"499 > Bytes(200)")
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self.assertGreaterEqual(322, Bytes(122),
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"322 >= Bytes(122)")
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self.assertGreaterEqual(510, Bytes(510),
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"510 >= Bytes(510)")
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