Useful helpers for RSpec mocks

Posted by Dmytro Shteflyuk on under Ruby & Rails

RSpec has great feature — mock objects (mocks). In a few words: mock object imitates behavior of the object, which used by the tested methods. And simple example immediately:

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describe UserHelper
  it 'should generate correct link to user profile in user_link' do
    @user = mock('User')
    @user.stub!(:id, 10)
    @user.stub!(:new_record?, false)
    @user.stub!(:preferred_name, 'Dmytro S.')
    @user.stub!(:full_name, 'Dmytro Shteflyuk')
    user_link(@user).should == link_to('Dmytro S.', user_url(:id => 10), :title => 'Dmytro Shteflyuk')
  end
end

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Create your fixtures easily

Posted by Dmytro Shteflyuk on under Ruby & Rails

Every time I’m creating fixtures for Rails application I’m being angry because any more or less considerable project needs tons of them. Most complicated thing is to track all relationships, validations, and to keep fixtures up to date. A few days ago Yurii Rashkovskii has released small utility — Fixturease. What if I would tell you that now you can create your fixtures using your models?

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