1 files changed, 29 insertions, 0 deletions
diff --git a/spec/lib/gitlab/pages_spec.rb b/spec/lib/gitlab/pages_spec.rb
new file mode 100644
index 00000000000..affa2ebab2a
--- /dev/null
+++ b/spec/lib/gitlab/pages_spec.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Gitlab::Pages do
+  let(:pages_shared_secret) { SecureRandom.random_bytes(Gitlab::Pages::SECRET_LENGTH) }
+
+  before do
+    allow(described_class).to receive(:secret).and_return(pages_shared_secret)
+  end
+
+  describe '.verify_api_request' do
+    let(:payload) { { 'iss' => 'gitlab-pages' } }
+
+    it 'returns false if fails to validate the JWT' do
+      encoded_token = JWT.encode(payload, 'wrongsecret', 'HS256')
+      headers = { described_class::INTERNAL_API_REQUEST_HEADER => encoded_token }
+
+      expect(described_class.verify_api_request(headers)).to eq(false)
+    end
+
+    it 'returns the decoded JWT' do
+      encoded_token = JWT.encode(payload, described_class.secret, 'HS256')
+      headers = { described_class::INTERNAL_API_REQUEST_HEADER => encoded_token }
+
+      expect(described_class.verify_api_request(headers)).to eq([{ "iss" => "gitlab-pages" }, { "alg" => "HS256" }])
+    end
+  end
+end