add missing test for search bar

spec/features/user_spec.rb

@@ -82,6 +82,27 @@
     first('input[value="%s"]' % I18n.t("users.index.save") ).click
   end
 
+  it "can search for users" do
+    max1 = FactoryGirl.create(:user)
+    max1.profile = FactoryGirl.create(:profile, first_name: "Max")
+    max2 = FactoryGirl.create(:user)
+    max2.profile = FactoryGirl.create(:profile, first_name: "Max")
+    user3 = FactoryGirl.create(:user_with_profile)
+    login(:admin)
+    visit users_path
+
+    expect(page).to have_text(max1.profile.last_name)
+    expect(page).to have_text(max2.profile.last_name)
+    expect(page).to have_text(user3.profile.last_name)
+
+    fill_in :search, with: "Max"
+    click_button I18n.t('users.index.search')
+
+    expect(page).to have_text(max1.profile.last_name)
+    expect(page).to have_text(max2.profile.last_name)
+    expect(page).to_not have_text(user3.profile.last_name)
+  end
+
   def login(role)
     @profile = FactoryGirl.create(:profile)
     @profile.user.role = role