Add view spec for more_actions_dropdown render branches

app/views/projects/notes/_more_actions_dropdown.html.haml

 - is_current_user = current_user == note.author
 
-- return unless note_editable || !is_current_user
-
-.dropdown.more-actions
-  = button_tag title: 'More actions', class: 'note-action-button more-actions-toggle has-tooltip btn btn-transparent', data: { toggle: 'dropdown', container: 'body' } do
-    = icon('ellipsis-v', class: 'icon')
-  %ul.dropdown-menu.more-actions-dropdown.dropdown-open-left
-    - if note_editable
-      %li
-        = button_tag 'Edit comment', class: 'js-note-edit btn btn-transparent'
-      %li.divider
-    - unless is_current_user
-      %li
-        = link_to new_abuse_report_path(user_id: note.author.id, ref_url: noteable_note_url(note)) do
-          Report as abuse
-    - if note_editable
-      %li
-        = link_to note_url(note), method: :delete, data: { confirm: 'Are you sure you want to delete this comment?' }, remote: true, class: 'js-note-delete' do
-          %span.text-danger Delete comment
+- if note_editable || !is_current_user
+  .dropdown.more-actions
+    = button_tag title: 'More actions', class: 'note-action-button more-actions-toggle has-tooltip btn btn-transparent', data: { toggle: 'dropdown', container: 'body' } do
+      = icon('ellipsis-v', class: 'icon')
+    %ul.dropdown-menu.more-actions-dropdown.dropdown-open-left
+      - if note_editable
+        %li
+          = button_tag 'Edit comment', class: 'js-note-edit btn btn-transparent'
+        %li.divider
+      - unless is_current_user
+        %li
+          = link_to new_abuse_report_path(user_id: note.author.id, ref_url: noteable_note_url(note)) do
+            Report as abuse
+      - if note_editable
+        %li
+          = link_to note_url(note), method: :delete, data: { confirm: 'Are you sure you want to delete this comment?' }, remote: true, class: 'js-note-delete' do
+            %span.text-danger Delete comment

spec/views/projects/notes/_more_actions_dropdown.html.haml_spec.rb

+require 'spec_helper'
+
+describe 'projects/notes/_more_actions_dropdown', :view do
+  let(:author_user) { create(:user) }
+  let(:not_author_user) { create(:user) }
+
+  let(:project) { create(:empty_project) }
+  let(:issue) { create(:issue, project: project) }
+  let!(:note) { create(:note_on_issue, author: author_user, noteable: issue, project: project) }
+
+  before do
+    allow(view).to receive(:note).and_return(note)
+    assign(:project, project)
+  end
+
+  context 'not editable and not current users comment' do
+    before do
+      allow(view).to receive(:note_editable).and_return(false)
+      allow(view).to receive(:current_user).and_return(not_author_user)
+
+      render
+    end
+
+    it 'shows Report as abuse button' do
+      expect(rendered).to have_link('Report as abuse')
+    end
+  end
+
+  context 'not editable and current users comment' do
+    before do
+      allow(view).to receive(:note_editable).and_return(false)
+      allow(view).to receive(:current_user).and_return(author_user)
+
+      render
+    end
+
+    it 'does not show the More actions button' do
+      expect(rendered).not_to have_selector('.dropdown.more-actions')
+    end
+  end
+
+  context 'editable and not current users comment' do
+    before do
+      allow(view).to receive(:note_editable).and_return(true)
+      allow(view).to receive(:current_user).and_return(not_author_user)
+
+      render
+    end
+
+    it 'shows Report as abuse, Edit and Delete buttons' do
+      expect(rendered).to have_link('Report as abuse')
+      expect(rendered).to have_button('Edit comment')
+      expect(rendered).to have_link('Delete comment')
+    end
+  end
+
+  context 'editable and current users comment' do
+    before do
+      allow(view).to receive(:note_editable).and_return(true)
+      allow(view).to receive(:current_user).and_return(author_user)
+
+      render
+    end
+
+    it 'shows Edit and Delete buttons' do
+      expect(rendered).to have_button('Edit comment')
+      expect(rendered).to have_link('Delete comment')
+    end
+  end
+end