require 'test_helper'

class MicropostTest < ActiveSupport::TestCase
  def setup
   @user = users(:michael)
   @micropost = @user.microposts.build(content: "Lorem ipsum")
 end

 test "should be valid" do
   assert @micropost.valid?
 end

 test "user id should be present" do
   @micropost.user_id = nil
   assert_not @micropost.valid?
 end

 test "content should be present" do
   @micropost.content = "   "
   assert_not @micropost.valid?
 end

 test "content should be at most 140 characters" do
   @micropost.content = "a" * 141
   assert_not @micropost.valid?
 end

 test "order should be most recent first" do
   assert_equal microposts(:most_recent), Micropost.first
  end

end
