1 files changed, 55 insertions, 0 deletions
diff --git a/spec/lib/gitlab/auth/otp/strategies/forti_authenticator_spec.rb b/spec/lib/gitlab/auth/otp/strategies/forti_authenticator_spec.rb
new file mode 100644
index 00000000000..18fd6d08057
--- /dev/null
+++ b/spec/lib/gitlab/auth/otp/strategies/forti_authenticator_spec.rb
@@ -0,0 +1,55 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::Auth::Otp::Strategies::FortiAuthenticator do
+  let_it_be(:user) { create(:user) }
+  let(:otp_code) { 42 }
+
+  let(:host) { 'forti_authenticator.example.com' }
+  let(:port) { '444' }
+  let(:api_username) { 'janedoe' }
+  let(:api_token) { 's3cr3t' }
+
+  let(:forti_authenticator_auth_url) { "https://#{host}:#{port}/api/v1/auth/" }
+
+  subject(:validate) { described_class.new(user).validate(otp_code) }
+
+  before do
+    stub_feature_flags(forti_authenticator: true)
+
+    stub_forti_authenticator_config(
+      host: host,
+      port: port,
+      username: api_username,
+      token: api_token
+    )
+
+    request_body = { username: user.username,
+                     token_code: otp_code }
+
+    stub_request(:post, forti_authenticator_auth_url)
+      .with(body: JSON(request_body), headers: { 'Content-Type' => 'application/json' })
+      .to_return(status: response_status, body: '', headers: {})
+  end
+
+  context 'successful validation' do
+    let(:response_status) { 200 }
+
+    it 'returns success' do
+      expect(validate[:status]).to eq(:success)
+    end
+  end
+
+  context 'unsuccessful validation' do
+    let(:response_status) { 401 }
+
+    it 'returns error' do
+      expect(validate[:status]).to eq(:error)
+    end
+  end
+
+  def stub_forti_authenticator_config(forti_authenticator_settings)
+    allow(::Gitlab.config.forti_authenticator).to(receive_messages(forti_authenticator_settings))
+  end
+end