How to use test_substitution method in hypothesis

Best Python code snippet using hypothesis

test_launcher.py

Source:test_launcher.py

1"""2Tests for some launcher commands.3"""4import pytest5import os.path6import tempfile7from test_common.fs.temp import temp_dir8import cifra.cifra_launcher as cifra_launcher9import cifra.cipher.substitution as substitution10from cifra.tests.test_dictionaries import loaded_dictionaries, LoadedDictionaries11from cifra.tests.test_caesar import ORIGINAL_MESSAGE as caesar_ORIGINAL_MESSAGE12from cifra.tests.test_caesar import CIPHERED_MESSAGE_KEY_13 as caesar_CIPHERED_MESSAGE_KEY_1313from cifra.tests.test_caesar import TEST_KEY as caesar_TEST_KEY14from cifra.tests.test_substitution import ORIGINAL_MESSAGE as substitution_ORIGINAL_MESSAGE15from cifra.tests.test_substitution import CIPHERED_MESSAGE as substitution_CIPHERED_MESSAGE16from cifra.tests.test_substitution import TEST_KEY as substitution_TEST_KEY17from cifra.tests.test_substitution import TEST_CHARSET as substitution_TEST_CHARSET18@pytest.mark.quick_slow19def test_cipher_caesar(temp_dir, loaded_dictionaries: LoadedDictionaries):20    with tempfile.NamedTemporaryFile(mode="w") as message_file:21        message_file.write(caesar_ORIGINAL_MESSAGE)22        message_file.flush()23        output_file_pathname = os.path.join(temp_dir, "ciphered_message.txt")24        provided_args = f"cipher caesar {caesar_TEST_KEY} {message_file.name} --ciphered_file {output_file_pathname}".split()25        cifra_launcher.main(provided_args, loaded_dictionaries.temp_dir)26        with open(output_file_pathname, mode="r") as output_file:27            recovered_content = output_file.read()28            assert caesar_CIPHERED_MESSAGE_KEY_13 == recovered_content29@pytest.mark.quick_slow30def test_decipher_caesar(temp_dir, loaded_dictionaries: LoadedDictionaries):31    with tempfile.NamedTemporaryFile(mode="w") as message_file:32        message_file.write(caesar_CIPHERED_MESSAGE_KEY_13)33        message_file.flush()34        output_file_pathname = os.path.join(temp_dir, "deciphered_message.txt")35        provided_args = f"decipher caesar {caesar_TEST_KEY} {message_file.name} --deciphered_file {output_file_pathname}".split()36        cifra_launcher.main(provided_args, loaded_dictionaries.temp_dir)37        with open(output_file_pathname, mode="r") as output_file:38            recovered_content = output_file.read()39            assert caesar_ORIGINAL_MESSAGE == recovered_content40@pytest.mark.quick_slow41def test_cipher_substitution(temp_dir, loaded_dictionaries: LoadedDictionaries):42    with tempfile.NamedTemporaryFile(mode="w") as message_file:43        message_file.write(substitution_ORIGINAL_MESSAGE)44        message_file.flush()45        output_file_pathname = os.path.join(temp_dir, "ciphered_message.txt")46        provided_args = f"cipher substitution {substitution_TEST_KEY} {message_file.name} --ciphered_file {output_file_pathname} --charset {substitution_TEST_CHARSET}".split()47        cifra_launcher.main(provided_args, loaded_dictionaries.temp_dir)48        with open(output_file_pathname, mode="r") as output_file:49            recovered_content = output_file.read()50            assert substitution_CIPHERED_MESSAGE == recovered_content51@pytest.mark.quick_slow52def test_decipher_substitution(temp_dir, loaded_dictionaries: LoadedDictionaries):53    with tempfile.NamedTemporaryFile(mode="w") as message_file:54        message_file.write(substitution_CIPHERED_MESSAGE)55        message_file.flush()56        output_file_pathname = os.path.join(temp_dir, "deciphered_message.txt")57        provided_args = f"decipher substitution {substitution_TEST_KEY} {message_file.name} --deciphered_file {output_file_pathname} --charset {substitution_TEST_CHARSET}".split()58        cifra_launcher.main(provided_args, loaded_dictionaries.temp_dir)59        with open(output_file_pathname, mode="r") as output_file:60            recovered_content = output_file.read()61            assert substitution_ORIGINAL_MESSAGE == recovered_content62@pytest.mark.quick_slow63def test_attack_caesar(temp_dir, loaded_dictionaries: LoadedDictionaries):64    with tempfile.NamedTemporaryFile(mode="w") as message_file:65        message_file.write(caesar_CIPHERED_MESSAGE_KEY_13)66        message_file.flush()67        output_file_pathname = os.path.join(temp_dir, "recovered_message.txt")68        provided_args = f"attack caesar {message_file.name} --deciphered_file {output_file_pathname}".split()69        cifra_launcher.main(provided_args, loaded_dictionaries.temp_dir)70        with open(output_file_pathname, mode="r") as output_file:71            recovered_content = output_file.read()72            assert caesar_ORIGINAL_MESSAGE == recovered_content73@pytest.mark.quick_slow74def test_attack_substitution(temp_dir, loaded_dictionaries: LoadedDictionaries):75    with tempfile.NamedTemporaryFile(mode="w") as message_file, \76            open(os.path.join(os.getcwd(), "cifra", "tests", "resources/english_book_c1.txt")) as english_book:77        original_message = english_book.read()78        ciphered_text = substitution.cipher(original_message, substitution_TEST_KEY, substitution_TEST_CHARSET)79        message_file.write(ciphered_text)80        message_file.flush()81        output_file_pathname = os.path.join(temp_dir, "recovered_message.txt")82        provided_args = f"attack substitution {message_file.name} --deciphered_file {output_file_pathname} --charset {substitution_TEST_CHARSET}".split()83        cifra_launcher.main(provided_args, loaded_dictionaries.temp_dir)84        with open(output_file_pathname, mode="r") as output_file:85            recovered_content = output_file.read()...

test_Substitution.py

Source:test_Substitution.py

1import random2import sets3import unittest4import SloppyCell.ExprManip as ExprManip5x = random.random()6y = random.random()7z = random.random()8p = [random.random(), random.random()]9f = lambda x: x**410g = lambda x, y, z: x**4 * y**6 * z**511class test_Substitution(unittest.TestCase):12    def test_sub_for_var(self):13        cases = [('x', 'x', 'y', 14                  'y'),15                 ('x + 1', 'x', 'y', 16                  'y + 1'),17                 ('f(x)**2 - y + z', 'x', 'y*z/(x-2)', 18                  'f(y*z/(x-2))**2 - y + z'),19                 ('x**2', 'x', 'y+2', 20                  '(y+2)**2'),21                 ('p[0]**x', 'x', 'y+2', 22                  'p[0]**(y+2)'),23                 ('g(x, y, f(z)) != y+2 and z == y', 'z', 'y',24                  '(g(x, y, f(y)) != (y + 2)) and (y == y)'),25                 ]26        for expr, out_var, in_expr, answer in cases:27            subbed = ExprManip.sub_for_var(expr, out_var, in_expr)28            assert eval(answer) == eval(subbed)29    def test_sub_for_vars(self):30        cases = [('x', {'x':'y'},31                  'y'),32                 ('x + 1', {'x':'y'}, 33                  'y + 1'),34                 ('f(x)**2 - y + z', {'x':'y*z/(x-2)'}, 35                  'f(y*z/(x-2))**2 - y + z'),36                 ('x**2', {'x':'y+2'}, 37                  '(y+2)**2'),38                 ('p[0]**x', {'x':'y+2'}, 39                  'p[0]**(y+2)'),40                # In these cases substituting one-by-one will fail41                 ('x*y', {'x':'y', 'y':'z'},42                  'y*z'),43                 ('z*y', {'z':'y', 'y':'z'},44                  'y*z'),45                 ]46        for expr, mapping, answer in cases:47            subbed = ExprManip.sub_for_vars(expr, mapping)48            assert eval(answer) == eval(subbed)49    def test_sub_for_comps(self):50        cases = [('not x < 3 and True', {'x < 3': 'True'}, False),51                 ('not x < 3 and x < 3', {'x < 3': 'True'}, False),52                 ('x < 3 and x < 3', {'x < 3': 'True'}, True),53                 ('x < 3 and y > 4', {'x < 3': 'True', 'y > 4':'False'}, False),54                 ('x < 3 and not y > 4', {'x < 3': 'True', 'y > 4':'False'}, 55                  True),]56        for expr, mapping, result in cases:57            subbed = ExprManip.sub_for_comps(expr, mapping)58            assert eval(subbed) == result59    def test_sub_for_func(self):60        cases = [('f(x)', 'f', 'y', 'y+1',61                  'x+1'),62                 ('f(x)**2', 'f', 'y', 'y+1',63                  '(x+1)**2'),64                 ('f(g(x, y, z))**2', 'f', 'y', 'y+1',65                  '(g(x,y,z)+1)**2'),66                 ('g(f(x), y, z)**2', 'f', 'y', 'y+1',67                  'g(x+1,y,z)**2'),68                 ('g(f(x), p[0], z)**2', 'f', 'y', 'y+1',69                  'g(x+1,p[0],z)**2'),70                 ('g(z, y, f(x)) == y+2 and f(x) + f(y) != f(x)', 71                  'g', ('x','y', 'z'), 'f(x + y/z)',72                  '(f(z + y/f(x)) == (y + 2)) and (f(x) + f(y) != f(x))'),73                 ]74        for expr, func_name, func_vars, func_expr, answer in cases:75            subbed = ExprManip.sub_for_func(expr, func_name, func_vars,76                                               func_expr)77            assert eval(answer) == eval(subbed)78    def test_var_args_subs(self):79        subbed = ExprManip.sub_for_func('or_func(x,y,z)', 'or_func', '*',80                                        'a or b')81        x,y,z = True,False,False82        assert eval(subbed)83        x,y,z = False,False,False84        assert not eval(subbed)85        self.assertRaises(ValueError, ExprManip.sub_for_func,86                          'or_func(x,y,z)', 'or_func', '*', 'a + b')87suite = unittest.makeSuite(test_Substitution)88if __name__ == '__main__':...

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