# File test/test_passwd.rb, line 21
    def test_crypt
      encrypted_password = @pw_enc.crypt('foo')
      assert(encrypted_password != @pw_enc.crypt('foo'))
      assert(encrypted_password != @pw_enc.crypt('bar'))
      assert(encrypted_password == @pw_enc.crypt('foo', encrypted_password))
      assert(encrypted_password != @pw_enc.crypt('bar', encrypted_password))
    end