1 files changed, 12 insertions, 0 deletions
diff --git a/spec/factories/pages_domains.rb b/spec/factories/pages_domains.rb
index 2ba5cbb48bf..f3f2af79b76 100644
--- a/spec/factories/pages_domains.rb
+++ b/spec/factories/pages_domains.rb
@@ -258,6 +258,18 @@ ZDXgrA==
       certificate_source { :gitlab_provided }
     end
 
+    # This contains:
+    # webdioxide.com
+    # Let's Encrypt R3
+    # ISRG Root X1 (issued by DST Root CA X3)
+    #
+    # DST Root CA X3 expired on 2021-09-30, but ISRG Root X1 should be trusted on most systems.
+    trait :letsencrypt_expired_x3_root do
+      certificate do
+        File.read(Rails.root.join('spec/fixtures/ssl', 'letsencrypt_expired_x3.pem'))
+      end
+    end
+
     trait :explicit_ecdsa do
       certificate do
         '-----BEGIN CERTIFICATE-----