toggle_like_action_script_test.rb

require 'test_helper'

class ToggleLikeActionScriptTest < ActiveSupport::TestCase
  def setup
    @user = users(:john_doe)
    @post = posts(:lorem_ipsum)
  end

  def test_it_creates_like
    result = ToggleLikeActionScript.new(@user, @post).perform

    assert result.value
    assert @user.likes.where(post: @post).present?
  end

  def test_it_destroys_like
    @user.likes.create(post: @post)

    result = ToggleLikeActionScript.new(@user, @post).perform

    assert_not result.value
    assert @user.likes.where(post: @post).blank?
  end

  def test_it_show_errros_on_fail_case
    result = ToggleLikeActionScript.new(@user, nil).perform

    assert_nil result.value
    assert_not_empty result.errors
  end
end