Add some tracking to the description link

Author: hannako

app/views/content_items/detailed_guide.html.erb

@@ -15,7 +15,17 @@
     <% if brexit_link %>
       <div class="govuk-body-l govuk-!-margin-bottom-7">
         <p class="govuk-body">
-          <%= I18n.t("brexit.heading_prefix") %> <%= link_to brexit_link[:text], brexit_link[:path] %>.
+          <%= I18n.t("brexit.heading_prefix") %>
+          <%= link_to(
+              brexit_link[:text],
+              brexit_link[:path],
+              class: "govuk-link",
+              data: {
+                track_action: brexit_link[:path],
+                track_category: brexit_link[:track_category],
+                track_label: brexit_link[:text],
+                module: 'gem-track-click',
+              }) %>.
         </p>
       </div>
     <% else %>

test/integration/detailed_guide_test.rb

@@ -112,13 +112,22 @@ class DetailedGuideTest < ActionDispatch::IntegrationTest
     link_text = "Brexit guidance for businesses"
     assert page.has_link?(link_text, href: ContentItem::BrexitHubPage::BREXIT_BUSINESS_PAGE_PATH)
 
-    # adds GA tracking to the links
+    # adds GA tracking to the li links
     track_action = find_link("Foreign travel advice")["data-track-action"]
     track_category = find_link("Foreign travel advice")["data-track-category"]
     track_label = find_link("Foreign travel advice")["data-track-label"]
 
     assert_equal "/foreign-travel-advice", track_action
     assert_equal "brexit-citizen-page", track_category
     assert_equal "Travel to the EU", track_label
+
+    # adds GA tracking to the description field links
+    track_action = find_link("Brexit guidance for businesses")["data-track-action"]
+    track_category = find_link("Brexit guidance for businesses")["data-track-category"]
+    track_label = find_link("Brexit guidance for businesses")["data-track-label"]
+
+    assert_equal ContentItem::BrexitHubPage::BREXIT_BUSINESS_PAGE_PATH, track_action
+    assert_equal "brexit-citizen-page", track_category
+    assert_equal "Brexit guidance for businesses", track_label
   end
 end