Add a `Last 7 days` option for Cycle Analytics view

app/controllers/concerns/cycle_analytics_params.rb

@@ -6,6 +6,13 @@ module CycleAnalyticsParams
   end
 
   def start_date(params)
-    params[:start_date] == '30' ? 30.days.ago : 90.days.ago
+    case params[:start_date]
+    when '7'
+      7.days.ago
+    when '30'
+      30.days.ago
+    else
+      90.days.ago
+    end
   end
 end

app/views/projects/cycle_analytics/show.html.haml

@@ -39,6 +39,9 @@
                   %span.dropdown-label {{ n__('Last %d day', 'Last %d days', 30) }}
                   %i.fa.fa-chevron-down
                 %ul.dropdown-menu.dropdown-menu-align-right
+                  %li
+                    %a{ "href" => "#", "data-value" => "7" }
+                      {{ n__('Last %d day', 'Last %d days', 7) }}
                   %li
                     %a{ "href" => "#", "data-value" => "30" }
                       {{ n__('Last %d day', 'Last %d days', 30) }}

changelogs/unreleased/seven-days-cycle-analytics.yml

+---
+title: Add a `Last 7 days` option for Cycle Analytics view
+merge_request: 13443
+author: Mehdi Lahmam (@mehlah)
+type: added

spec/features/cycle_analytics_spec.rb

@@ -75,6 +75,20 @@ feature 'Cycle Analytics', js: true do
         click_stage('Production')
         expect_issue_to_be_present
       end
+
+      context "when I change the time period observed" do
+        before do
+          _two_weeks_old_issue = create(:issue, project: project, created_at: 2.weeks.ago)
+
+          click_button('Last 30 days')
+          click_link('Last 7 days')
+          wait_for_requests
+        end
+
+        it 'shows only relevant data' do
+          expect(new_issues_counter).to have_content('1')
+        end
+      end
     end
 
     context "when my preferred language is Spanish" do