Comparison of RSpec with Test Unit

user_spec.rb

require 'spec_helper'

describe User do
  describe "#password_reset" do
    let(:site) { create :site }
    let(:user) { create :user }

    it "creates a password_reset_token" do
      expect{
        user.send_password_reset(site)
      }.to change(user, :password_reset_token).from(nil)
    end

    it "sets what time the reset is sent" do
      expect{
        user.send_password_reset(site)
      }.to change(user, :password_reset_sent_at).from(nil)
    end

    it "generates a unique password_reset_token every time" do
      user.send_password_reset(site)
      last_token = user.password_reset_token
      expect{
        user.send_password_reset(site)
      }.to change(user, :password_reset_token).from(last_token)
    end

    it "changes password_digest when generate_token is called" do
      expect{
        user.generate_token(:password_digest)
      }.to change(user, :password_digest)
    end
  end
end

user_test.rb

require 'test_helper'

class UserTest < ActiveSupport::TestCase

  test 'to generate a unique password_reset_token every time' do
    site = sites(:one)
    user = users(:one)
    user.send_password_reset(site)
    last_token = user.password_reset_token
    user.send_password_reset(site)
    assert_not_equal(last_token, user.password_reset_token)
  end

  test 'to save the time the password reset was sent' do
    site = sites(:one)
    user = users(:one)
    user.send_password_reset(site)
    assert(user.password_reset_sent_at.present?)
  end

  test 'that the specified attribute is affected when a token is generated' do
    digest = users(:one).password_digest
    users(:one).generate_token(:password_digest)
    assert_not_equal(users(:one).password_digest, digest)
  end
end