1 files changed, 47 insertions, 0 deletions
diff --git a/spec/services/personal_access_tokens/last_used_service_spec.rb b/spec/services/personal_access_tokens/last_used_service_spec.rb
new file mode 100644
index 00000000000..6fc74e27dd9
--- /dev/null
+++ b/spec/services/personal_access_tokens/last_used_service_spec.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe PersonalAccessTokens::LastUsedService do
+  describe '#execute' do
+    subject { described_class.new(personal_access_token).execute }
+
+    context 'when the personal access token has not been used recently' do
+      let_it_be(:personal_access_token) { create(:personal_access_token, last_used_at: 1.year.ago) }
+
+      it 'updates the last_used_at timestamp' do
+        expect { subject }.to change { personal_access_token.last_used_at }
+      end
+
+      it 'does not run on read-only GitLab instances' do
+        allow(::Gitlab::Database).to receive(:read_only?).and_return(true)
+
+        expect { subject }.not_to change { personal_access_token.last_used_at }
+      end
+    end
+
+    context 'when the personal access token has been used recently' do
+      let_it_be(:personal_access_token) { create(:personal_access_token, last_used_at: 1.minute.ago) }
+
+      it 'does not update the last_used_at timestamp' do
+        expect { subject }.not_to change { personal_access_token.last_used_at }
+      end
+    end
+
+    context 'when the last_used_at timestamp is nil' do
+      let_it_be(:personal_access_token) { create(:personal_access_token, last_used_at: nil) }
+
+      it 'updates the last_used_at timestamp' do
+        expect { subject }.to change { personal_access_token.last_used_at }
+      end
+    end
+
+    context 'when not a personal access token' do
+      let_it_be(:personal_access_token) { create(:oauth_access_token) }
+
+      it 'does not execute' do
+        expect(subject).to be_nil
+      end
+    end
+  end
+end