scope to search by tenancy code and checking correct instance returned

spec/models/case_log_spec.rb

@@ -1872,8 +1872,16 @@ RSpec.describe CaseLog do
     end
 
     context "when searching by" do
+      let!(:case_log_3) { FactoryBot.create(:case_log, :completed, startdate: Time.utc(2021, 5, 3), created_by: created_by_user) }
+
       it "allows searching by a log ID" do
         expect(described_class.search_by_id(case_log_1.id).count).to eq(1)
+        expect(described_class.search_by_id(case_log_1).first.id).to eq case_log_1.id
+      end
+
+      it "allows searching by a Tenancy Code" do
+        expect(described_class.search_by_tenancy_code(case_log_2.tenancy_code).count).to eq(1)
+        expect(described_class.search_by_id(case_log_2).first.id).to eq case_log_2.id
       end
     end