Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka -July 12, 2018 - Sri Lanka's Angelo Mathews (bottom) takes the catch to dismiss South Africa's Aiden Markram (R).

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka - July 12, 2018 - Sri Lanka's Dhananjaya de Silva is bowled out by South Africa's Tabraiz Shamsi (not pictured).

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka -July 12, 2018 - South Africa's Dean Elgar plays a shot.

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka - July 13, 2018 - South Africa's Quinton de Kock (R) walks off the field after his dismissal by Sri Lanka's Dilruwan Perera (C). REUTERS/Dinuka Liyanawatte

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka -July 12, 2018 - Sri Lanka's Dimuth Karunaratne hits a boundary.

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka - July 13, 2018 - South Africa's Quinton de Kock (L) is bowled out by Sri Lanka's Dilruwan Perera (not pictured) next to wicketkeeper Niroshan Dickwella.

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka - July 12, 2018 - South Africa's Tabraiz Shamsi (R) celebrates with team mates after taking the wicket of Sri Lanka's Niroshan Dickwella (not pictured).

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka -July 12, 2018 - Sri Lanka's Lakshan Sandakan (L) plays a shot next to South Africa's wicketkeeper Quinton de Kock (C) and captain Faf du Plessis.

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka -July 12, 2018 - Sri Lanka's Dimuth Karunaratne (L) plays a shot next to South Africa's Quinton de Kock.

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka - July 13, 2018 - Sri Lanka's Lakshan Sandakan (C) celebrates with his teammates after taking the wicket of South Africa's Temba Bavuma (not pictured).

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka - July 13, 2018 - South Africa's Temba Bavuma (R) is bowled out by Sri Lanka's Lakshan Sandakan (not pictured).

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka -July 12, 2018 - Sri Lanka's Dimuth Karunaratne (L) plays a shot next to South Africa's Quinton de Kock.

Cricket - Sri Lanka v South Africa - First Test Match - Galle, Sri Lanka -July 12, 2018 - Sri Lanka's Dimuth Karunaratne (R) celebrates his century next to captain Suranga Lakmal.