test

gistfile1.rb

# for testing validates_length_of :name, :within => 3..100, :allow_nil => true
  it "should not be valid with a name having less than 3 or more than 100 characters, if name is given" do
    @category = Category.new @valid_attributes
    @category.name = 'to'
    @category.should have(1).errors_on(:name)
    @category.errors.on(:name).should include "too short"
    @category = Category.new @valid_attributes
    @category.name = 't'*101
    @category.should have(1).errors_on(:name)
    @category.errors.on(:name).should include "too long"
  end