TheAlgorithms-Ruby/ciphers/caesar_test.rb

22 lines
484 B
Ruby
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2021-07-25 21:13:34 +02:00
require 'minitest/autorun'
require_relative 'caesar'
class CaesarCipherTest < Minitest::Test
def test_shift4
run_tests('apple', 'ettpi', 4)
end
def test_shift27
run_tests('amateur', 'bnbufvs', 27)
end
private
def run_tests(plaintext, expected_cipher, shift)
encrypted = CaesarCipher.encrypt(plaintext, shift)
assert_equal encrypted, expected_cipher
decrypted = CaesarCipher.decrypt(encrypted, shift)
assert_equal decrypted, plaintext
end
end