1 files changed, 23 insertions, 0 deletions
diff --git a/spec/lib/gitlab/utils/error_message_spec.rb b/spec/lib/gitlab/utils/error_message_spec.rb
new file mode 100644
index 00000000000..2c2d16656e8
--- /dev/null
+++ b/spec/lib/gitlab/utils/error_message_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'fast_spec_helper'
+
+RSpec.describe Gitlab::Utils::ErrorMessage, feature_category: :error_tracking do
+  let(:klass) do
+    Class.new do
+      include Gitlab::Utils::ErrorMessage
+    end
+  end
+
+  subject(:object) { klass.new }
+
+  describe 'error message' do
+    subject { object.to_user_facing(string) }
+
+    let(:string) { 'Error Message' }
+
+    it "returns input prefixed with UF:" do
+      is_expected.to eq 'UF: Error Message'
+    end
+  end
+end