Improve 'spec/features/profiles/*' specs

spec/features/profiles/user_visits_profile_account_page_spec.rb

@@ -10,7 +10,6 @@ describe 'User visits the profile account page' do
   end
 
   it 'shows correct menu item' do
-    expect(find('.sidebar-top-level-items > li.active')).to have_content('Account')
-    expect(page).to have_selector('.sidebar-top-level-items > li.active', count: 1)
+    expect(page).to have_active_navigation('Account')
   end
 end

spec/features/profiles/user_visits_profile_authentication_log_page_spec.rb → spec/features/profiles/user_visits_profile_authentication_log_spec.rb

 require 'spec_helper'
 
-describe 'User visits the authentication log page' do
+describe 'User visits the authentication log' do
   let(:user) { create(:user) }
 
   before do
@@ -10,7 +10,6 @@ describe 'User visits the authentication log page' do
   end
 
   it 'shows correct menu item' do
-    expect(find('.sidebar-top-level-items > li.active')).to have_content('Authentication log')
-    expect(page).to have_selector('.sidebar-top-level-items > li.active', count: 1)
+    expect(page).to have_active_navigation('Authentication log')
   end
 end

spec/features/profiles/user_visits_profile_preferences_page_spec.rb

@@ -10,8 +10,7 @@ describe 'User visits the profile preferences page' do
   end
 
   it 'shows correct menu item' do
-    expect(find('.sidebar-top-level-items > li.active')).to have_content('Preferences')
-    expect(page).to have_selector('.sidebar-top-level-items > li.active', count: 1)
+    expect(page).to have_active_navigation('Preferences')
   end
 
   describe 'User changes their syntax highlighting theme', :js do

spec/features/profiles/user_visits_profile_page_spec.rb → spec/features/profiles/user_visits_profile_spec.rb

 require 'spec_helper'
 
-describe 'User visits the profile page' do
+describe 'User visits their profile' do
   let(:user) { create(:user) }
 
   before do
@@ -10,7 +10,6 @@ describe 'User visits the profile page' do
   end
 
   it 'shows correct menu item' do
-    expect(find('.sidebar-top-level-items > li.active')).to have_content('Profile')
-    expect(page).to have_selector('.sidebar-top-level-items > li.active', count: 1)
+    expect(page).to have_active_navigation('Profile')
   end
 end

spec/features/profiles/user_visits_profile_ssh_keys_page_spec.rb

@@ -10,7 +10,6 @@ describe 'User visits the profile SSH keys page' do
   end
 
   it 'shows correct menu item' do
-    expect(find('.sidebar-top-level-items > li.active')).to have_content('SSH Keys')
-    expect(page).to have_selector('.sidebar-top-level-items > li.active', count: 1)
+    expect(page).to have_active_navigation('SSH Keys')
   end
 end

spec/support/matchers/navigation_matcher.rb

+RSpec::Matchers.define :have_active_navigation do |expected|
+  match do |page|
+    expect(page).to have_selector('.sidebar-top-level-items > li.active', count: 1)
+    expect(page.find('.sidebar-top-level-items > li.active')).to have_content(expected)
+  end
+end