finish tests for follow and unfollow

app/assets/javascripts/relationships.js.coffee

@@ -0,0 +1,3 @@
+# 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/assets/stylesheets/relationships.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the Relationships controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/relationships_controller.rb

@@ -0,0 +1,13 @@
+class RelationshipsController < ApplicationController
+  def create
+    user = User.find(params[:followed_id])
+    current_user.follow(user)
+    redirect_to "/profile/#{user.username}"
+  end
+
+  def destroy
+    user = Relationship.find(params[:id]).followed
+    current_user.unfollow(user)
+    redirect_to "/profile/#{user.username}"
+  end
+end

app/controllers/users_controller.rb

@@ -269,6 +269,20 @@ def privacy
 
   end
 
+  def following
+    @title = "Following"
+    @user  = User.find_by_username(params[:id])
+    @users = @user.following_users.paginate(page: params[:page])
+    render 'show_follow'
+  end
+
+  def followers
+    @title = "Followers"
+    @user  = User.find_by_username(params[:id])
+    @users = @user.followers.paginate(page: params[:page])
+    render 'show_follow'
+  end
+
   def map
 #    @title = "Maps"
 #    valid_tags = ["skill", "role", "gear", "tool"]

app/helpers/relationships_helper.rb

@@ -0,0 +1,2 @@
+module RelationshipsHelper
+end

app/views/users/_follow.html.erb

@@ -0,0 +1,4 @@
+<%= form_for(current_user.active_relationships.build) do |f| %>
+  <div><%= hidden_field_tag :followed_id, @profile_user.id %></div>
+  <%= f.submit "Follow", class: "btn btn-primary" %>
+<% end %>

app/views/users/_unfollow.html.erb

@@ -0,0 +1,4 @@
+<%= form_for(current_user.active_relationships.find_by_followed_id(@profile_user.id),
+             html: { method: :delete }) do |f| %>
+  <%= f.submit "Unfollow", class: "btn" %>
+<% end %>

app/views/users/profile.html.erb

@@ -7,7 +7,19 @@
   <% end %>
 
   <!--<a href="#" class="btn btn-default btn-block"><i class="fa fa-envelope"></i> Send message</a>-->
-  <a href="#" class="btn btn-default btn-block disabled"><i class="fa fa-eye"></i> Follow <%= @user.name %></a>
+  <% if current_user %>
+    <hr />
+    <% unless current_user == @profile_user %>
+      <div id="follow_form" class="col-md-offset-4">
+      <% if current_user.following?(@profile_user) %>
+        <%= render 'unfollow' %>
+      <% else %>
+        <%= render 'follow' %>
+      <% end %>
+      </div>
+    <% end %>
+  <% end %>
+
   <% if @user.user.nil? && current_user && current_user.role == "admin" %>
     <a href="/admin/migrate/<%= @user.uid %>" class="btn btn-block"><i class="fa fa-bolt"></i> Migrate to new site</a>
   <% end %>
@@ -83,10 +95,10 @@
 
     <div class="row">
       <div class="col-md-3 col-md-offset-2">
-        <h5><b><%= @profile_user.followers.count %></b></h5>
+        <h5><b><%= link_to @profile_user.followers.count, followers_path(id: @profile_user.username) %></b></h5>
       </div>
       <div class="col-md-3 col-md-offset-2">
-        <h5><b><%= @profile_user.following_users.count %></b></h5>
+        <h5><b><%= link_to @profile_user.following_users.count, following_path(id: @profile_user.username) %></b></h5>
       </div>
     </div>
   <hr />

app/views/users/show_follow.html.erb

@@ -0,0 +1,14 @@
+<div class="container">
+  <% @users.each do |user| %>
+    <div class="col-md-3">
+      <div style="text-align:center;">
+        <% if user.photo_file_name %>
+          <img class="img-circle" id="profile-photo" style="width:50%;margin-bottom:20px;" src="<%= user.photo_path(:thumb) %>" />
+        <% else %>
+          <img class="img-circle" id="profile-photo" style="width:50%;margin-bottom:20px;" src="https://www.gravatar.com/avatar/#{Digest::MD5.hexdigest(user.email}">
+        <% end %>
+        <h3><%= user.username %></h3>
+      </div>
+    </div>
+  <% end %>
+</div>

config/routes.rb

@@ -37,8 +37,11 @@
   get 'people' => 'users#list'
   get 'users/role/:id' => 'users#list'
   match 'users/update' => 'users#update'
+  match 'users/:id/following' => 'users#following', as: :following
+  match 'users/:id/followers' => 'users#followers', as: :followers
   match 'signup' => 'users#new'
   match 'home' => 'home#front'
+  resources :relationships, only: [:create, :destroy]
 
   #resources :users
 

db/schema.rb.example

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20160720235923) do
+ActiveRecord::Schema.define(:version => 20160722022014) do
 
   create_table "answer_selections", :force => true do |t|
     t.integer "user_id"

test/fixtures/relationships.yml

@@ -1,9 +1,17 @@
 # Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/Fixtures.html
 
 one:
-  follower_id: 1
-  followed_id: 4
+  follower: jeff
+  followed: bob
 
 two:
-  follower_id: 1
-  followed_id: 3
+  follower: bob
+  followed: jeff
+
+three:
+  follower: jeff
+  followed: admin
+
+four:
+  follower: jeff
+  followed: moderator

test/functional/relationships_controller_test.rb

@@ -0,0 +1,34 @@
+require 'test_helper'
+
+class RelationshipsControllerTest < ActionController::TestCase
+
+  def setup
+    activate_authlogic
+  end
+
+  test "create will follow other user with followed_id param" do
+    user = rusers(:admin)
+    followed_user = rusers(:jeff)
+    UserSession.create(user)
+    assert_difference 'Relationship.count', 1 do
+      post :create, followed_id: followed_user.id
+    end
+    assert_response :redirect
+    assert_redirected_to '/profile/' + followed_user.username
+  end
+
+  test "destroy will remove follow relationship" do
+    user = rusers(:jeff)
+    UserSession.create(user)
+    followed_user = rusers(:bob)
+    post :create, followed_id: followed_user.id
+
+
+    assert_difference 'Relationship.count', -1 do
+      delete :destroy, id: Relationship.last.id
+    end
+
+    assert_response :redirect
+    assert_redirected_to '/profile/' + followed_user.username
+  end
+end

test/unit/helpers/relationships_helper_test.rb

@@ -0,0 +1,4 @@
+require 'test_helper'
+
+class RelationshipsHelperTest < ActionView::TestCase
+end