1 files changed, 26 insertions, 0 deletions
diff --git a/spec/lib/gitlab/email/smime/signer_spec.rb b/spec/lib/gitlab/email/smime/signer_spec.rb
new file mode 100644
index 00000000000..56048b7148c
--- /dev/null
+++ b/spec/lib/gitlab/email/smime/signer_spec.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Gitlab::Email::Smime::Signer do
+  include SmimeHelper
+
+  it 'signs data appropriately with SMIME' do
+    root_certificate = generate_root
+    certificate = generate_cert(root_ca: root_certificate)
+
+    signed_content = described_class.sign(
+      cert: certificate[:cert],
+      key: certificate[:key],
+      data: 'signed content')
+    expect(signed_content).not_to be_nil
+
+    p7enc = described_class.verify_signature(
+      cert: certificate[:cert],
+      ca_cert: root_certificate[:cert],
+      signed_data: signed_content)
+
+    expect(p7enc).not_to be_nil
+    expect(p7enc.data).to eq('signed content')
+  end
+end