What is the highest score in a test match?

The highest score in test match is 952/6 declared, achieved by Sri Lanka against India on August 2nd 1997, at R.Premadasa Stadium, Khetterama. The innings also, for a time, held the world record for a partnership between two batsmen for any wicket, which was 576, put on by Sanath Jayasuria (340) and Roshan Mahanama (225).