gistfile1.txt

require 'spec_helper'

describe Cat do

  describe "validations" do

    it "should be valid" do
      cat = Cat.new(:name => "panther", :url => "http://great.panther.com/pan.jpg")
      cat.should be_valid
    end

    it "should not be valid" do
      Cat.new.should_not be_valid
    end

  end # end of validations describe

end

gistfile2.rb

class Cat
  include Mongoid::Document

  field :name
  field :url, :type => String

end

gistfile3.txt

$> rake spec


Pending:
  Application should earn loads of money
    # Not Yet Implemented
    # ./spec/application_spec.rb:6

Failures:

  1) Cat validations should not be valid
     Failure/Error: Cat.new.should_not be_valid
       expected valid? to return false, got true
     # ./spec/models/cat_spec.rb:13

Finished in 0.00357 seconds
3 examples, 1 failure, 1 pending