1 files changed, 32 insertions, 0 deletions
diff --git a/spec/support/capybara_slow_finder.rb b/spec/support/capybara_slow_finder.rb
new file mode 100644
index 00000000000..975ddd52c1f
--- /dev/null
+++ b/spec/support/capybara_slow_finder.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+module Capybara
+  MESSAGE = <<~MSG
+    Timeout (%{timeout}s) reached while running a waiting Capybara finder.
+    Consider using a non-waiting finder.
+
+    See https://www.cloudbees.com/blog/faster-rails-tests
+  MSG
+
+  module Node
+    class Base
+      # Inspired by https://github.com/ngauthier/capybara-slow_finder_errors
+      module SlowFinder
+        def synchronize(seconds = nil, errors: nil)
+          start_time = Gitlab::Metrics::System.monotonic_time
+
+          super
+        rescue Capybara::ElementNotFound => e
+          seconds ||= Capybara.default_max_wait_time
+
+          raise e unless seconds > 0 && Gitlab::Metrics::System.monotonic_time - start_time > seconds
+
+          message = format(MESSAGE, timeout: seconds)
+          raise e, "#{$!}\n\n#{message}", e.backtrace
+        end
+      end
+
+      prepend SlowFinder
+    end
+  end
+end