1 files changed, 22 insertions, 0 deletions
diff --git a/spec/lib/gitlab/database_spec.rb b/spec/lib/gitlab/database_spec.rb
index 5fa94999d25..7aeb85b8f5a 100644
--- a/spec/lib/gitlab/database_spec.rb
+++ b/spec/lib/gitlab/database_spec.rb
@@ -256,4 +256,26 @@ describe Gitlab::Database do
       expect(described_class.false_value).to eq 0
     end
   end
+
+  describe '#sanitize_timestamp' do
+    let(:max_timestamp) { Time.at((1 << 31) - 1) }
+
+    subject { described_class.sanitize_timestamp(timestamp) }
+
+    context 'with a timestamp smaller than MAX_TIMESTAMP_VALUE' do
+      let(:timestamp) { max_timestamp - 10.years }
+
+      it 'returns the given timestamp' do
+        expect(subject).to eq(timestamp)
+      end
+    end
+
+    context 'with a timestamp larger than MAX_TIMESTAMP_VALUE' do
+      let(:timestamp) { max_timestamp + 1.second }
+
+      it 'returns MAX_TIMESTAMP_VALUE' do
+        expect(subject).to eq(max_timestamp)
+      end
+    end
+  end
 end