describe User do

  before(:each) do
    @attr = {
      :name => "Example User",
      :email => "user@example.com",
      :password => "foobar",
      :password_confirmation => "foobar"
    }
  end

  it "should create a new instance given valid attributes" do
    User.create!(@attr)
  end

  it "should require a name" do
    no_name_user = User.new(@attr.merge(:name => "")) # variable that merges the @attr and sets the :name to be blank
    no_name_user.should_not be_valid # the "no_name_user" should not be valid since the @attr is merged to blank
  end

  it "should reject names that are too long" do
    long_name = "a" * 51
    long_name_user = User.new(@attr.merge(:name => long_name))
    long_name_user.should_not be_valid
  end

  it "should accept valid email addresses" do
    addresses = %w[user@foo.com THE_USER@foo.bar.org first.last@foo.jp]
    addresses.each do |address|
      valid_email_user = User.new(@attr.merge(:email => address))
      valid_email_user.should be_valid
    end
  end