created list of crop wranglers on the crop wranglers page

Gemfile

@@ -124,4 +124,5 @@ group :development, :test do
   gem 'webrat'                       # provides HTML matchers for view tests
   gem 'factory_girl_rails', '~> 4.0' # for creating test data
   gem 'coveralls', require: false    # coverage analysis
+  gem 'capybara'                     # integration tests
 end

Gemfile.lock

@@ -73,6 +73,12 @@ GEM
       railties (>= 3.0)
     builder (3.0.4)
     cancan (1.6.10)
+    capybara (2.3.0)
+      mime-types (>= 1.16)
+      nokogiri (>= 1.3.3)
+      rack (>= 1.0.0)
+      rack-test (>= 0.5.4)
+      xpath (~> 2.0)
     chunky_png (1.3.1)
     coderay (1.1.0)
     coffee-rails (3.2.2)
@@ -277,6 +283,8 @@ GEM
       rack (>= 1.0)
       rack-test (>= 0.5.3)
     will_paginate (3.0.5)
+    xpath (2.0.0)
+      nokogiri (~> 1.3)
 
 PLATFORMS
   ruby
@@ -290,6 +298,7 @@ DEPENDENCIES
   bootstrap-datepicker-rails
   bundler (>= 1.1.5)
   cancan
+  capybara
   coffee-rails (~> 3.2.1)
   compass-rails (~> 1.0.3)
   coveralls

app/assets/javascripts/account_types.js.coffee

@@ -1,3 +0,0 @@
-# Place all the behaviors and hooks related to the matching controller here.
-# All this logic will automatically be available in application.js.
-# You can use CoffeeScript in this file: http://jashkenas.github.com/coffee-script/

app/controllers/crops_controller.rb

@@ -31,10 +31,17 @@ class CropsController < ApplicationController
     end
   end
 
+  def wrangler_index
+    @crop_wranglers = Role.crop_wranglers
+    respond_to do |format|
+      format.html
+    end
+  end
+
   # GET /crops/wrangle
   def wrangle
     @crops = Crop.recent.paginate(:page => params[:page])
-
+    @crop_wranglers = Role.crop_wranglers
     respond_to do |format|
       format.html
     end

app/models/role.rb

@@ -3,4 +3,8 @@ class Role < ActiveRecord::Base
   friendly_id :name, use: :slugged
   attr_accessible :description, :name, :members, :slug
   has_and_belongs_to_many :members
+
+  def self.crop_wranglers
+    Role.where(slug: 'crop-wrangler').try(:first).try(:members)
+  end
 end

app/views/crops/wrangle.html.haml

@@ -8,6 +8,13 @@
   %li= link_to "Full crop hierarchy", crops_hierarchy_path
   %li= link_to "Add Crop", new_crop_path
 
+%div.crop_wranglers
+  %h2 Crop Wranglers:
+  %ul
+    - @crop_wranglers.each do |crop_wrangler|
+      %li.crop_wrangler
+        = link_to crop_wrangler.login_name, crop_wrangler
+
 %h2 Recently added crops
 
 %div.pagination

spec/controllers/crops_controller_spec.rb

@@ -16,6 +16,7 @@ describe CropsController do
       get :wrangle
       response.should be_success
       response.should render_template("crops/wrangle")
+      expect(assigns[:crop_wranglers]).to eq(Role.crop_wranglers)
     end
   end
 

spec/factories/member.rb

@@ -60,6 +60,7 @@ FactoryGirl.define do
 
     factory :crop_wrangling_member do
       roles { [ FactoryGirl.create(:crop_wrangler) ] }
+      sequence(:login_name) {|n| "wrangler#{n}"}
     end
 
     factory :invalid_member_shortname do

spec/factories/roles.rb

@@ -10,7 +10,7 @@ FactoryGirl.define do
     end
 
     factory :crop_wrangler do
-      name "crop wrangler"
+      name "Crop Wrangler"
       description "they wrangle crops"
     end
   end

spec/features/crop_wranglers_spec.rb

@@ -0,0 +1,30 @@
+require 'spec_helper'
+
+feature "crop wranglers" do
+  context "signed in user" do
+    let(:crop_wrangler_role) { FactoryGirl.create :crop_wrangler }
+    let!(:crop_wranglers) { FactoryGirl.create_list(:crop_wrangling_member, 3, roles: [crop_wrangler_role]) }
+    let(:user){crop_wranglers.first}
+    before :each do
+      visit root_path
+      click_link 'Sign in'
+      fill_in 'Login', with: user.login_name
+      fill_in 'Password', with: user.password
+      click_button 'Sign in'
+      page.should have_content user.login_name
+    end
+
+    scenario "crop wranglers are listed on the crop wrangler page" do
+      click_link 'Crop Wrangling'
+
+      within '.crop_wranglers' do
+        expect(page).to have_content 'Crop Wranglers:'
+        crop_wranglers.each_with_index do |crop_wrangler, index|
+          link = find(".crop_wrangler:nth-child(#{index + 1}) a")
+          expect(link.text).to eq(crop_wrangler.login_name)
+          expect(link['href']).to eq(member_path(crop_wrangler))
+        end
+      end
+    end
+  end
+end

spec/models/role_spec.rb

@@ -1,17 +1,27 @@
 require 'spec_helper'
 
 describe Role do
-  before(:each) do
-    @member = FactoryGirl.create(:member)
-    @role = FactoryGirl.create(:role)
-    @role.members << @member
+  let(:member)  { FactoryGirl.create(:member) }
+
+  subject do
+    role = FactoryGirl.create(:role, name: 'Crop Wrangler')
+    role.members << member
+    role
   end
 
   it 'has members' do
-    @role.members.first.should eq @member
+    subject.members.first.should eq member
   end
 
   it 'has a slug' do
-    @role.slug.should eq 'moderator'
+    subject.slug.should eq 'crop-wrangler'
+  end
+
+  describe '.crop_wranglers' do
+    let(:crop_wrangler_role) { FactoryGirl.create :crop_wrangler }
+    let!(:crop_wranglers) { FactoryGirl.create_list(:crop_wrangling_member, 3, roles: [crop_wrangler_role]) }
+    it 'return the crop wranglers that are members of that role' do
+      expect(Role.crop_wranglers).to eq(crop_wranglers)
+    end
   end
 end

spec/views/crops/wrangle.html.haml_spec.rb

@@ -13,6 +13,7 @@ describe "crops/wrangle" do
       pager.replace([ @tomato, @maize ])
     end
     assign(:crops, crops)
+    assign(:crop_wranglers, Role.crop_wranglers)
   end
 
   it 'contains handy links for wranglers' do