# Entry model

class Entry < ActiveRecord::Base
  validates :title, :description, presence: true
  validates :title, uniqueness: true
  validates :image_url, allow_blank: true, format: {
    with:    %r{\.(gif|jpg|png)$}i,
    message: 'must be a URL for GIF, JPG or PNG image.'
  }

end

# Entry test

require 'test_helper'

class EntryTest < ActiveSupport::TestCase
  test 'entry attributes must not be empty' do
    entry = Entry.new
    assert entry.invalid?
    assert entry.errors[:title].any?
    assert entry.errors[:description].any?
    assert entry.errors[:image_url].any?
  end
end