created crack class and crack test. Also checked passing args inside …

…class.

lib/crack.rb

@@ -0,0 +1,10 @@
+class Crack
+    attr_reader :encrypted_message,
+                :date
+  def initialize(encrypted_message,
+                 date = Date.today.strftime('%d%m%y'))
+
+    @encrypted_message = encrypted_message
+    @date              = date
+  end
+end

test/crack_test.rb

@@ -0,0 +1,31 @@
+require 'minitest/autorun'
+require 'minitest/pride'
+require './lib/key_generator'
+require './lib/offset'
+require './lib/encryptor'
+require './lib/decryptor'
+require './lib/enigma'
+require './lib/crack'
+
+class CrackTest < Minitest::Test
+
+  def test_does_it_exisit
+    crack = Crack.new('ksadfkcdfkdls', '070218')
+
+    assert_instance_of Crack, crack
+  end
+
+  def test_it_can_pass_encrypted_message
+    crack = Crack.new('ksadfkcdfkdls', '070218')
+
+    assert_equal 'ksadfkcdfkdls', crack.encrypted_message
+    assert_equal '070218', crack.date
+  end
+
+  def test_can_compare_encrypted_and_decrypted_index_position
+    crack = Crack.new('5', '070218')
+
+    assert_equal 3, crack.compare_position
+
+  end
+end