413. Measure of damages.

Damages awarded for a breach of the covenant for quiet enjoyment are measured by the loss resulting from the breach and are to be assessed on the basis of the sum that a willing lessee and a willing lessor would have agreed upon for the lease1. If the tenant is evicted because of the invalidity of the lease, he may recover the value of the term, and the pecuniary loss he has suffered by the proceedings to evict him (that is to say, the costs of defending the proceedings, and any sum recovered against him in the proceedings) as