Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before:

Let's not

Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before:

describe FactoryGirl::EvaluatorClassDefiner do let(:simple_attribute) { stub("simple attribute", name: :simple, to_proc: -> { 1 }) } let(:relative_attribute) { stub("relative attribute", name: :relative, to_proc: -> { simple + 1 }) } let(:attribute_that_raises_a_second_time) { stub( "attribute that would raise without a cache", name: :raises_without_proper_cache, to_proc: -> { raise "failed" if @run; @run = true; nil } ) } let(:attributes) { [ simple_attribute, relative_attribute, attribute_that_raises_a_second_time ] } let(:class_definer) { FactoryGirl::EvaluatorClassDefiner.new( attributes, FactoryGirl::Evaluator ) } let(:evaluator) { class_definer.evaluator_class.new( stub("build strategy", add_observer: true) ) } it "adds each attribute to the evaluator" do evaluator.simple.should eq 1 end it "evaluates the block in the context of the evaluator" do evaluator.relative.s...

Full article: http://robots.thoughtbot.com/post/34709581001/lets-not

Tweets

@jzajpt » 28 Nov '12, 11am
Struggling with decision whether to continue using let, subject & other Rspec DSL helpers after reading [link]
@zoraslapen » 16 Nov '12, 6am
Let’s not - favoring plain Ruby methods over #rspec DSL constructs: [link]
@delicerubyrails » 11 Nov '12, 3pm
Let's not: [link]
@rexikan » 09 Nov '12, 8pm
Overuse of #rspec dsl: [link] My thoughts exactly!
@delicerubyrails » 09 Nov '12, 2pm
Let's not: [link]
@atsuya » 09 Nov '12, 8am
RT @junya: Rspecでフィクスチャ構築にletを使いすぎるとMystery Guestパターンとかになるからインラインでやろうぜという話。コメント欄でもわかるように、どちらのアプローチにするかは自分で判断しないとだなあ。 / Let's not [link]
@junya » 09 Nov '12, 8am
Rspecでフィクスチャ構築にletを使いすぎるとMystery Guestパターンとかになるからインラインでやろうぜという話。コメント欄でもわかるように、どちらのアプローチにするかは自分で判断しないとだなあ。 / Let's not [link]
@mattdrobertson » 09 Nov '12, 2am
I have always had an aversion to rspec's "let" and "subject". Nice to see someone agrees with me: [link]
@octomga » 06 Nov '12, 8pm
Un nouveau post pour t'aider à écrire des tests clairs avec RSpec [link]
@BentSolutions » 06 Nov '12, 1am
Let's not [link]
@squeedee » 04 Nov '12, 4pm
RT @JoshRobinson: Let's not [link] #tdd #bdd #ruby #rspec
@JoshRobinson » 04 Nov '12, 3pm
Let's not [link] #tdd #bdd #ruby #rspec
@roudi » 02 Nov '12, 3pm
Let's not [link] via @prismatic
@murajun1978 » 02 Nov '12, 4am
RT @codepoet_ch: thoughtbot suggests that we shouldn't use "let" in RSpec. Not sure yet if I like it... [link]
@featureenvy » 02 Nov '12, 4am
thoughtbot suggests that we shouldn't use "let" in RSpec. Not sure yet if I like it... [link]
@stackful_io » 02 Nov '12, 4am
RSpec- Let's not [link] + VPS > [link] + #tdd #rspec #ruby #rails #ror #rubyonrails #developer
@mcspring » 01 Nov '12, 1pm
+1 RT @ihower: 其實我也不喜歡 rspec 的 let 語法，它讓我看不清楚測試的 setup part 在哪裡 [link] # 原來這種 anti-pattern 還有名字叫做 Mystery Guest
@ihower » 01 Nov '12, 11am
其實我也不喜歡 rspec 的 let 語法，它讓我看不清楚測試的 setup part 在哪裡 [link] # 原來這種 anti-pattern 還有名字叫做 Mystery Guest
@EMacAdie » 01 Nov '12, 2am
@thoughtbot Testing guidelines: [link]
@rjkaes » 31 Oct '12, 11pm
Let's not [link] (via Instapaper) #rspec
@shingara » 31 Oct '12, 6pm
Agree about readability not completely about stop using let and before - [link]
@fmonbillard » 31 Oct '12, 5pm
#rspec refactoring tips and tricks [link]
@MattRogish » 31 Oct '12, 5pm
RT @thoughtbot: Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before: [link]
@thoughtbot » 31 Oct '12, 5pm
Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before: [link]
@ischroedi » 31 Oct '12, 5pm
thoughtbot news: Let's not: RSpec is an excellent test framework with a large community and... [link] [link]
@RicRoberts » 31 Oct '12, 5pm
RT @thoughtbot: Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before: [link]
@ajsharp » 31 Oct '12, 5pm
RT @thoughtbot: Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before: [link]
@weracketeer » 31 Oct '12, 5pm
RT @thoughtbot: Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before: [link]
@eniolps » 31 Oct '12, 5pm
RT @thoughtbot: Make tests faster, more readable, and more maintainable by avoiding RSpec's subject, let, and before: [link]