Add default avatar to group

app/assets/stylesheets/framework/avatar.scss

@@ -103,6 +103,7 @@
   display: flex;
 
   a {
+    width: 100%;
     display: flex;
   }
 

app/assets/stylesheets/pages/projects.scss

@@ -823,10 +823,6 @@ pre.light-well {
 
   .avatar-container {
     align-self: flex-start;
-
-    > a {
-      width: 100%;
-    }
   }
 
   .project-details {

app/helpers/avatars_helper.rb

 module AvatarsHelper
   def project_icon(project_id, options = {})
-    project =
-      if project_id.respond_to?(:avatar_url)
-        project_id
-      else
-        Project.find_by_full_path(project_id)
-      end
-
-    if project.avatar_url
-      image_tag project.avatar_url, options
-    else # generated icon
-      project_identicon(project, options)
+    source_icon(Project, project_id, options)
   end
-  end
-
-  def project_identicon(project, options = {})
-    bg_key = (project.id % 7) + 1
-    options[:class] ||= ''
-    options[:class] << ' identicon'
-    options[:class] << " bg#{bg_key}"
 
-    content_tag(:div, class: options[:class]) do
-      project.name[0, 1].upcase
-    end
+  def group_icon(group_id, options = {})
+    source_icon(Group, group_id, options)
   end
 
   # Takes both user and email and returns the avatar_icon by
@@ -123,4 +105,32 @@ module AvatarsHelper
       mail_to(options[:user_email], avatar)
     end
   end
+
+  private
+
+  def source_icon(klass, source_id, options = {})
+    source =
+      if source_id.respond_to?(:avatar_url)
+        source_id
+      else
+        klass.find_by_full_path(source_id)
+      end
+
+    if source.avatar_url
+      image_tag source.avatar_url, options
+    else
+      source_identicon(source, options)
+    end
+  end
+
+  def source_identicon(source, options = {})
+    bg_key = (source.id % 7) + 1
+    options[:class] ||= ''
+    options[:class] << ' identicon'
+    options[:class] << " bg#{bg_key}"
+
+    content_tag(:div, class: options[:class].strip) do
+      source.name[0, 1].upcase
+    end
+  end
 end

app/helpers/groups_helper.rb

@@ -33,11 +33,6 @@ module GroupsHelper
       .count
   end
 
-  def group_icon(group, options = {})
-    img_path = group_icon_url(group, options)
-    image_tag img_path, options
-  end
-
   def group_icon_url(group, options = {})
     if group.is_a?(String)
       group = Group.find_by_full_path(group)

app/views/projects/forks/_fork_button.html.haml

@@ -5,7 +5,7 @@
   .bordered-box.fork-thumbnail.text-center.prepend-left-default.append-right-default.prepend-top-default.append-bottom-default.forked
     = link_to project_path(forked_project) do
       - if /no_((\w*)_)*avatar/.match(avatar)
-        = project_identicon(namespace, class: "avatar s100 identicon")
+        = project_icon(namespace, class: "avatar s100 identicon")
       - else
         .avatar-container.s100
           = image_tag(avatar, class: "avatar s100")
@@ -18,7 +18,7 @@
         class: ("disabled has-tooltip" unless can_create_project),
         title: (_('You have reached your project limit') unless can_create_project) do
       - if /no_((\w*)_)*avatar/.match(avatar)
-        = project_identicon(namespace, class: "avatar s100 identicon")
+        = project_icon(namespace, class: "avatar s100 identicon")
       - else
         .avatar-container.s100
           = image_tag(avatar, class: "avatar s100")

changelogs/unreleased/feat-add-default-avatar-to-group.yml

+---
+title: Add default avatar to group
+merge_request: 17271
+author: George Tsiolis
+type: changed

spec/helpers/avatars_helper_spec.rb

@@ -5,12 +5,67 @@ describe AvatarsHelper do
 
   let(:user) { create(:user) }
 
-  describe '#project_icon' do
-    it 'returns an url for the avatar' do
-      project = create(:project, :public, avatar: File.open(uploaded_image_temp_path))
+  describe '#project_icon & #group_icon' do
+    shared_examples 'resource with a default avatar' do |source_type|
+      it 'returns a default avatar div' do
+        expect(public_send("#{source_type}_icon", *helper_args))
+          .to match(%r{<div class="identicon bg\d+">F</div>})
+      end
+    end
+
+    shared_examples 'resource with a custom avatar' do |source_type|
+      it 'returns a custom avatar image' do
+        expect(public_send("#{source_type}_icon", *helper_args))
+          .to eq "<img src=\"#{resource.avatar.url}\" alt=\"Banana sample\" />"
+      end
+    end
+
+    context 'when providing a project' do
+      it_behaves_like 'resource with a default avatar', 'project' do
+        let(:resource) { create(:project, name: 'foo') }
+        let(:helper_args) { [resource] }
+      end
+
+      it_behaves_like 'resource with a custom avatar', 'project' do
+        let(:resource) { create(:project, :public, avatar: File.open(uploaded_image_temp_path)) }
+        let(:helper_args) { [resource] }
+      end
+    end
+
+    context 'when providing a project path' do
+      it_behaves_like 'resource with a default avatar', 'project' do
+        let(:resource) { create(:project, name: 'foo') }
+        let(:helper_args) { [resource.full_path] }
+      end
 
-      expect(helper.project_icon(project.full_path).to_s)
-        .to eq "<img data-src=\"#{project.avatar.url}\" class=\" lazy\" src=\"#{LazyImageTagHelper.placeholder_image}\" />"
+      it_behaves_like 'resource with a custom avatar', 'project' do
+        let(:resource) { create(:project, :public, avatar: File.open(uploaded_image_temp_path)) }
+        let(:helper_args) { [resource.full_path] }
+      end
+    end
+
+    context 'when providing a group' do
+      it_behaves_like 'resource with a default avatar', 'group' do
+        let(:resource) { create(:group, name: 'foo') }
+        let(:helper_args) { [resource] }
+      end
+
+      it_behaves_like 'resource with a custom avatar', 'group' do
+        let(:resource) { create(:group, avatar: File.open(uploaded_image_temp_path)) }
+        let(:helper_args) { [resource] }
+      end
+    end
+
+    context 'when providing a group path' do
+      it_behaves_like 'resource with a default avatar', 'group' do
+        let(:resource) { create(:group, name: 'foo') }
+        let(:helper_args) { [resource.full_path] }
+      end
+
+      it_behaves_like 'resource with a custom avatar', 'group' do
+        let(:resource) { create(:group, avatar: File.open(uploaded_image_temp_path)) }
+        let(:helper_args) { [resource.full_path] }
+      end
     end
   end
 

spec/helpers/groups_helper_spec.rb

@@ -3,19 +3,6 @@ require 'spec_helper'
 describe GroupsHelper do
   include ApplicationHelper
 
-  describe 'group_icon' do
-    it 'returns an url for the avatar' do
-      avatar_file_path = File.join('spec', 'fixtures', 'banana_sample.gif')
-
-      group = create(:group)
-      group.avatar = fixture_file_upload(avatar_file_path)
-      group.save!
-
-      expect(helper.group_icon(group).to_s)
-        .to eq "<img data-src=\"#{group.avatar.url}\" class=\" lazy\" src=\"#{LazyImageTagHelper.placeholder_image}\" />"
-    end
-  end
-
   describe 'group_icon_url' do
     it 'returns an url for the avatar' do
       avatar_file_path = File.join('spec', 'fixtures', 'banana_sample.gif')