What is the highest score in single innings of a test match?

Till date highest score in single innings of a test match is 952. It was scored by Sri Lankan team against India in the first innings of a test match in 1997 at Colombo. In total of 271 overs Sri Lanka scored 956 with a loss of six wickets. 903 of England against Australia in 1938 is the second highest score in single innings of a test match.