Add `:with_avatar` trait to User factory

app/models/user.rb

@@ -169,7 +169,7 @@ class User < ActiveRecord::Base
   validates :avatar_crop_x, :avatar_crop_y, :avatar_crop_size,
     numericality: { only_integer: true },
     presence: true,
-    if: ->(user) { user.avatar_changed? }
+    if: ->(user) { user.avatar? }
 
   before_validation :generate_password, on: :create
   before_validation :restricted_signup_domains, on: :create

spec/controllers/namespaces_controller_spec.rb

 require 'spec_helper'
 
 describe NamespacesController do
-  let!(:user) { create(:user, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+  let!(:user) { create(:user, :with_avatar) }
 
   describe "GET show" do
     context "when the namespace belongs to a user" do

spec/controllers/profiles/avatars_controller_spec.rb

 require 'spec_helper'
 
 describe Profiles::AvatarsController do
-  let(:user)    { create(:user, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png")) }
+  let(:user)    { create(:user, :with_avatar) }
 
   before do
     sign_in(user)

spec/controllers/uploads_controller_spec.rb

 require 'spec_helper'
 
 describe UploadsController do
-  let!(:user) { create(:user, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+  let!(:user) { create(:user, :with_avatar) }
 
   describe "GET show" do
     context "when viewing a user avatar" do

spec/factories.rb

@@ -36,6 +36,13 @@ FactoryGirl.define do
       end
     end
 
+    trait :with_avatar do
+      avatar { fixture_file_upload(Rails.root.join(*%w(spec fixtures dk.png)), 'image/png') }
+      avatar_crop_x 0
+      avatar_crop_y 0
+      avatar_crop_size 256
+    end
+
     factory :omniauth_user do
       ignore do
         extern_uid '123456'

spec/helpers/application_helper_spec.rb

@@ -77,7 +77,7 @@ describe ApplicationHelper do
     let(:avatar_file_path) { File.join(Rails.root, 'spec', 'fixtures', 'banana_sample.gif') }
 
     it 'should return an url for the avatar' do
-      user = create(:user, avatar: File.open(avatar_file_path))
+      user = create(:user, :with_avatar, avatar: File.open(avatar_file_path))
 
       expect(helper.avatar_icon(user.email).to_s).
         to match("/uploads/user/avatar/#{user.id}/banana_sample.gif")
@@ -88,7 +88,7 @@ describe ApplicationHelper do
       # Must be stubbed after the stub above, and separately
       stub_config_setting(url: Settings.send(:build_gitlab_url))
 
-      user = create(:user, avatar: File.open(avatar_file_path))
+      user = create(:user, :with_avatar, avatar: File.open(avatar_file_path))
 
       expect(helper.avatar_icon(user.email).to_s).
         to match("/gitlab/uploads/user/avatar/#{user.id}/banana_sample.gif")
@@ -102,7 +102,7 @@ describe ApplicationHelper do
 
     describe 'using a User' do
       it 'should return an URL for the avatar' do
-        user = create(:user, avatar: File.open(avatar_file_path))
+        user = create(:user, :with_avatar, avatar: File.open(avatar_file_path))
 
         expect(helper.avatar_icon(user).to_s).
           to match("/uploads/user/avatar/#{user.id}/banana_sample.gif")

spec/models/user_spec.rb

@@ -174,6 +174,18 @@ describe User, models: true do
         end
       end
     end
+
+    describe 'avatar' do
+      it 'only validates when avatar is present' do
+        user = build(:user, :with_avatar)
+
+        user.avatar_crop_x    = nil
+        user.avatar_crop_y    = nil
+        user.avatar_crop_size = nil
+
+        expect(user).not_to be_valid
+      end
+    end
   end
 
   describe "Respond to" do