[rspec-users] Not sure why let is not doing the same thing as traditional test

[Justin Ko]

I'm under the weather so I won't be able to give you a thorough
answer.

#let - The block is executed when you call it.
#let! - The block is "wrapped" in a before(:each) filter.

So, you want to use #let!

On Nov 2, 7:55 pm, Nadal <node.j... at gmail.com> wrote:
> Here is my test which passes.
>
>    before do
>         @page = Factory(:page)
>         @note = Factory(:note, :page => @page, :title => 'super cool')
>       end
>       it 'has size 1' do
>         @page.notes.size.should == 1
>       end
>
> I read rspec book and wanted to use let. Here is my implementation.
> And it fails
>
>      let(:page) { Factory(:page) }
>       let(:note) { Factory(:note, :page => page, :title => 'super
> cool') }
>       it 'has size 1' do
>         page.notes.size.should == 1
>       end
>
> In the log I noticed that when I switched to using let then no note
> record is being created.
>
> Here is relevant gem file
>
> group :development, :test do
>   gem 'mongrel'
>   gem 'capistrano', ">= 2.5.19"
>   gem 'capistrano-ext'
>
>   gem "factory_girl_rails"
>
>   gem "database_cleaner"
>   gem "shoulda"
>
>   gem "rspec-rails", ">= 2.0.1"
>   gem "cucumber-rails", ">= 0.3.2"
>   gem "capybara", "= 0.4.0"
>   gem "launchy"
>   gem "redgreen"
>   gem "faker"
>   gem "mongrel"
> end
>
> Is let lazy? It seems since I am not using note the record is not
> being created.
>
> The book said that output is memoized. Nothing more than that.
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