[Rspec-devel] (no subject)

Luke Redpath luke at agileevolved.com
Tue Aug 29 09:51:18 EDT 2006


OK I've made a few updates, added some notes on installing RSpec and  
made a few fixes.

http://www.lukeredpath.co.uk/2006/8/29/developing-a-rails-model-using- 
bdd-and-rspec-part-1

All feedback is welcomed!

Cheers
Luke

On 29 Aug 2006, at 12:44, Luke Redpath wrote:

> Actually, thinking about it, I think I'll add that final refactoring
> to the end of this article instead.
>
> Cheers
> Luke
>
> On 29 Aug 2006, at 12:29, David Chelimsky wrote:
>
>> Nice work Luke. Thanks for promoting the goodness....
>>
>> The CRC_Card link doesn't go anywhere useful.
>>
>> The spec that you wrote:
>>
>> context "A user (in general)" do
>>   def setup
>>     @user = User.new
>>   end
>>
>>   specify "should be invalid without a username" do
>>     @user.should_not_be_valid
>>     @user.username = 'someusername'
>>     @user.should_be_valid
>>   end
>> end
>>
>> does something that I try to avoid - it sets one expectation, then
>> changes state, then sets a new expectation. The way I look at this is
>> that a user with a username and a user without one are two different
>> contexts. So I'd write this instead (note - "I'd write" - this is my
>> personal view):
>>
>> context "A user with no username" do
>>   def setup
>>     @user = User.new
>>   end
>>
>>   specify "should be invalid" do
>>     @user.should_not_be_valid
>>   end
>> end
>>
>> context "A user with a username" do
>>   def setup
>>     @user = User.new
>>     @user.username = 'someusername'
>>   end
>>
>>   specify "should be invalid" do
>>     @user.should_be_valid
>>   end
>> end
>>
>> Taking this approach leads to much more granular specs. The down side
>> is there end up w/ many more specs.
>>
>> I'd like to take more time but I've got to run. Given that you're
>> planning to post this soon, I thought I'd get this little bit in.
>>
>> Cheers,
>> David
>>
>>
>>
>>
>> On 8/29/06, Luke Redpath <luke at agileevolved.com> wrote:
>>> Er, apologies for the missing subject. Should have said "RSpec/Rails
>>> Tutorial" ;)
>>>
>>> On 29 Aug 2006, at 11:48, Luke Redpath wrote:
>>>
>>>> Hi guys, I'm working on a two part article, aimed at BDD/RSpec
>>>> beginners mainly, but also those interested in how to apply BDD
>>>> principles to Rails development. Its entitled "Developing a Rails
>>>> model using BDD" and the first part draft is here:
>>>>
>>>> http://123.writeboard.com/1fb9120e320c6a92e
>>>>
>>>> Password is agile2006
>>>>
>>>> The article is a breakdown of my general workflow and the  
>>>> techniques
>>>> I use when writing my Rails specs.
>>>>
>>>> All feedback would be greatly appreciated; I want to publish this
>>>> bad
>>>> boy later today on my blog. Pointing out grammar/spelling issues is
>>>> great but most important are any technical errors.
>>>>
>>>> Cheers
>>>> Luke
>>>> _______________________________________________
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