1 files changed, 45 insertions, 0 deletions
diff --git a/spec/lib/gitlab/ci/reports/security/aggregated_report_spec.rb b/spec/lib/gitlab/ci/reports/security/aggregated_report_spec.rb
new file mode 100644
index 00000000000..c56177a6453
--- /dev/null
+++ b/spec/lib/gitlab/ci/reports/security/aggregated_report_spec.rb
@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::Ci::Reports::Security::AggregatedReport do
+  subject { described_class.new(reports, findings) }
+
+  let(:reports) { build_list(:ci_reports_security_report, 1) }
+  let(:findings) { build_list(:ci_reports_security_finding, 1) }
+
+  describe '#created_at' do
+    context 'no reports' do
+      let(:reports) { [] }
+
+      it 'has no created date' do
+        expect(subject.created_at).to be_nil
+      end
+    end
+
+    context 'report with no created date' do
+      let(:reports) { build_list(:ci_reports_security_report, 1, created_at: nil) }
+
+      it 'has no created date' do
+        expect(subject.created_at).to be_nil
+      end
+    end
+
+    context 'has reports' do
+      let(:a_long_time_ago) { 2.months.ago }
+      let(:a_while_ago) { 2.weeks.ago }
+      let(:yesterday) { 1.day.ago }
+
+      let(:reports) do
+        [build(:ci_reports_security_report, created_at: a_while_ago),
+         build(:ci_reports_security_report, created_at: a_long_time_ago),
+         build(:ci_reports_security_report, created_at: nil),
+         build(:ci_reports_security_report, created_at: yesterday)]
+      end
+
+      it 'has oldest created date' do
+        expect(subject.created_at).to eq(a_long_time_ago)
+      end
+    end
+  end
+end