add ga4 tracking to clear all filters link

app/views/components/_filter_summary.html.erb

@@ -45,7 +45,15 @@
 
     <% if clear_all_text.present? && clear_all_href.present? %>
       <div>
-        <%= link_to clear_all_text, clear_all_href, class: "app-c-filter-summary__clear-filters govuk-link govuk-link--no-visited-state" %>
+        <%= link_to clear_all_text, clear_all_href,
+        class: "app-c-filter-summary__clear-filters govuk-link govuk-link--no-visited-state",
+        "data-ga4-event" => {
+          event_name: "select_content",
+          type: "finder",
+          text: clear_all_text,
+          section: "Selected filters and sorting",
+          action: "remove"
+        }.to_json %>
       </div>
     <% end %>
   <% end %>

spec/components/filter_summary_spec.rb

@@ -76,7 +76,7 @@ def render_component(locals)
     assert_select "h4.app-c-filter-summary__heading", count: 1
   end
 
-  it "renders ga4 tracking attributes to remove link" do
+  it "renders ga4 tracking attributes to remove links" do
     link_event_attributes = {
       event_name: "select_content",
       type: "finder",
@@ -88,4 +88,20 @@ def render_component(locals)
 
     assert_select ".app-c-filter-summary__remove-filter[data-ga4-event='#{link_event_attributes.to_json}']"
   end
+
+  it "renders ga4 tracking attributes to clear all link" do
+    clear_all_text = "Clear all the things"
+    clear_all_href = "#"
+    link_event_attributes = {
+      event_name: "select_content",
+      type: "finder",
+      text: clear_all_text,
+      section: "Selected filters and sorting",
+      action: "remove",
+    }
+
+    render_component(clear_all_text:, clear_all_href:, filters:, data: link_event_attributes.to_json)
+
+    assert_select ".app-c-filter-summary__clear-filters[data-ga4-event='#{link_event_attributes.to_json}']"
+  end
 end