Check the correct template is being used without headers

app/services/bulk_upload/sales/year2023/csv_parser.rb

@@ -1,6 +1,8 @@
 require "csv"
 
 class BulkUpload::Sales::Year2023::CsvParser
+  include CollectionTimeHelper
+
   MAX_COLUMNS = 142
 
   attr_reader :path
@@ -47,7 +49,15 @@ class BulkUpload::Sales::Year2023::CsvParser
   end
 
   def correct_template_for_year?
-    !with_headers? || (with_headers? && has_field_in_header?(135))
+    if with_headers?
+      has_field_in_header?(135)
+    else
+      begin
+        collection_start_year_for_date(first_record_start_date) == 2023
+      rescue Date::Error
+        true
+      end
+    end
   end
 
 private
@@ -95,4 +105,8 @@ private
   def has_field_in_header?(field)
     rows[rows.find_index { |row| row[0].match(/field number/i) }].any? { |cell| cell&.match?(/#{field}/i) }
   end
+
+  def first_record_start_date
+    Date.new(rows.first[3].to_i + 2000, rows.first[2].to_i, rows.first[1].to_i)
+  end
 end

spec/services/bulk_upload/sales/validator_spec.rb

@@ -65,7 +65,7 @@ RSpec.describe BulkUpload::Sales::Validator do
           file.close
         end
 
-        xit "is not valid" do
+        it "is not valid" do
           expect(validator).not_to be_valid
         end
       end