ClayShentrup

case some_value
  when 1..10
    "do some stuff here"
  when 11..20
    "do something else here"
  else
    "out of range"
end

# compared to

ClayShentrup

class Wrap < Struct.new(:string, :max_length)
  def self.wrap(s, max_length)
    raise ArgumentError.new("Maximum wrap length can't be 0") if max_length == 0
    new(s, max_length).wrap
  end
  
  def wrap
    return [""] if blank?
    string.scan(regexp)
  end

ClayShentrup

require 'test/unit'

class Whale
  def self.attr_validated(method_name, &validation)
    # Enter code here to make all tests pass.
  end

  attr_validated :num_teeth do |v|
    v <= 4
  end

ClayShentrup

function beget(parent, child){
  // put code here to make test() return true
};

function test(){
  function Parent(){
    throw 'exception';
  };

  Parent.prototype = {code: Math.random()};

ClayShentrup

require 'spec_helper'

describe BucketsController do
  render_views
  login_admin

  def valid_attributes
    FactoryGirl.attributes_for(:bucket)
  end

ClayShentrup

package main

import (
	"fmt"
	"reflect"
	"time"
)

func main() {
	stubPrototype := func(in []reflect.Value) []reflect.Value {

ClayShentrup

describe Sweeper do
  context 'a subscription is expired' do
    let(:bob) { double(active?: true, paid_at: 2.months.ago) }
    let(:users) { [bob] }
    before { allow(User).to receive(:all).and_return(users) }
    
    it 'emails the user' do
      expect(UserMailer).to receive(:billing_problem).with(bob)
      described_class.sweep
    end

ClayShentrup

it('uses the client time zone') do
  allow(described_class).to receive(:delete_cache) do
    fail unless Time.zone == client_time_zone
  end
  allow(described_class).to receive(:create_cache) do
    fail unless Time.zone == client_time_zone
  end
  update_for_year
end

ClayShentrup

class Car < ActiveRecord::Base
  attr_accessor(:skip_association_presence_validations)
  validates(:driver, presence: true, unless: :skip_association_presence_validations)
  
  # creates driver_license_number method
  delegate(:license_number, to: :driver, prefix: true)
end

ClayShentrup

expected collection contained:  [#<User id: 1, email: "[email protected]", ...a bunch of attributes...>]
actual collection contained:    [#<User id: 1, email: "[email protected]", ...a bunch of attributes...>,
#<User id: 2, email: "[email protected]", ...a bunch of attributes...>]