bug: resolve false positive "oops" redirect

test/models/candidate_test.rb

@@ -34,4 +34,23 @@ class CandidateTest < ActiveSupport::TestCase
     candidate.build_reviews
     assert_equal 3, candidate.votes.count
   end
+
+  test 'can get last answer timestamp' do
+    candidate = candidates(:roy)
+    roy_last = answers(:roy2).updated_at
+
+    assert_equal roy_last, candidate.last_answered_at
+  end
+
+  test 'gillian is stale with no answers' do
+    candidate = candidates(:gillian)
+
+    assert candidate.stale?
+  end
+
+  test 'roy is stale with answers' do
+    candidate = candidates(:roy)
+
+    assert candidate.stale?
+  end
 end