my_password_test.rb

require './test/test_helper.rb'
require "password_policy"

class MyPasswordTest < ActiveSupport::TestCase

  def test_min_length
    password = "howdy"
    policy = PasswordPolicy.new({:min_length => 6})

    assert_equal(false, policy.validate(password))
    assert(policy.errors.first =~ /Password must be at least 6/)

    password += "extra-char"
    assert policy.validate(password)
  end
end