lg-13334 implement date range nil check for billing reports

app/services/db/monthly_sp_auth_count/new_unique_monthly_user_counts_by_partner.rb

@@ -13,7 +13,7 @@ module NewUniqueMonthlyUserCountsByPartner
       # @param [Date] end_date iaa end date
       # @return [PG::Result, Array]
       def call(partner:, issuers:, start_date:, end_date:)
-        date_range = start_date...end_date
+        date_range = start_date...end_date if start_date.present? && end_date.present?
 
         return [] if !date_range || issuers.blank?
 

app/services/db/monthly_sp_auth_count/unique_monthly_auth_counts_by_iaa.rb

@@ -13,7 +13,7 @@ module UniqueMonthlyAuthCountsByIaa
       # @param [Date] end_date iaa end date
       # @return [PG::Result, Array]
       def call(key:, issuers:, start_date:, end_date:)
-        date_range = start_date...end_date
+        date_range = start_date...end_date if start_date.present? && end_date.present?
 
         return [] if !date_range || issuers.blank?
 

spec/services/db/monthly_sp_auth_count/new_unique_monthly_user_counts_by_partner_spec.rb

@@ -11,7 +11,7 @@
       )
     end
 
-    context 'with no data' do
+    context 'with no data no issuers' do
       let(:partner_key) { 'DHS' }
       let(:partner_range) { 1.year.ago..Time.zone.now }
       let(:issuers) { [] }
@@ -21,6 +21,16 @@
       end
     end
 
+    context 'with no data no date range' do
+      let(:partner_key) { 'DHS' }
+      let(:partner_range) { nil...nil }
+      let(:issuers) { ['DFH', 'DFFF'] }
+
+      it 'is empty with no date range' do
+        expect(results).to eq([])
+      end
+    end
+
     context 'with data' do
       let(:partner_key) { 'DHS' }
       let(:issuers) { [issuer1, issuer2, issuer3] }

spec/services/db/monthly_sp_auth_count/unique_monthly_auth_counts_by_iaa_spec.rb

@@ -20,6 +20,22 @@
       expect(results).to eq([])
     end
 
+    context 'missing data' do
+      let(:iaa_range) { nil...nil }
+      let(:iaa) do
+        {
+          key: key,
+          start_date: iaa_range.begin,
+          end_date: iaa_range.end,
+          issuers: ['DHS', 'DHF'],
+        }
+      end
+
+      it 'is empty with data no date range' do
+        expect(results).to eq([])
+      end
+    end
+
     context 'with data' do
       let(:iaa) do
         {