Support selecting date in next months

This was causing failures when selecting tomorrow when running tests on
the last day of the month.

spec/features/admin/bulk_order_management_spec.rb

@@ -743,13 +743,11 @@ feature %q{
   end
 
   def select_date(date)
-    current_month = Time.zone.today.strftime("%B")
-    target_month = date.strftime("%B")
-
     # Wait for datepicker to open and be associated to the datepicker trigger.
     expect(page).to have_selector("#ui-datepicker-div")
 
-    find('#ui-datepicker-div .ui-datepicker-header .ui-datepicker-prev').click if current_month != target_month
+    navigate_datepicker_to_month date
+
     find('#ui-datepicker-div .ui-datepicker-calendar .ui-state-default', text: date.strftime("%e").to_s.strip, exact_text: true).click
   end
 end

spec/support/features/datepicker_helper.rb

@@ -5,5 +5,29 @@ module Features
         find(".ui-datepicker-today").click
       end
     end
+
+    def navigate_datepicker_to_month(date, reference_date = Time.zone.today)
+      month_and_year = date.strftime("%B %Y")
+
+      until datepicker_month_and_year == month_and_year.upcase
+        if date < reference_date
+          navigate_datepicker_to_previous_month
+        elsif date > reference_date
+          navigate_datepicker_to_next_month
+        end
+      end
+    end
+
+    def navigate_datepicker_to_previous_month
+      find('#ui-datepicker-div .ui-datepicker-header .ui-datepicker-prev').click
+    end
+
+    def navigate_datepicker_to_next_month
+      find('#ui-datepicker-div .ui-datepicker-header .ui-datepicker-next').click
+    end
+
+    def datepicker_month_and_year
+      find("#ui-datepicker-div .ui-datepicker-title").text
+    end
   end
 end