Musetti thoroughly tested the Serbian, taking the world number one to five sets with a scoreline of 7-5, 6-7 (6-8), 2-6, 6-3, 6-0.

The conditions certainly tested both players as the match finished just after 3am local time – beating the previous latest finish of the tournament at 1:26am local time.

Djokovic said, "They played a great match and came very close to winning. I was in big trouble but thanks to your support in the fourth set I became a different player. It was probably the best match I have played here." court.

The Serbian, defending his French Open title, won the first set (7-5) and took a 3-1 lead in the second, but the score was tied at 4-4 before the Italian made a comeback.

He lost the second and third sets but showcasing his experience and talent, he won the last two sets and won the match.

With this win, Djokovic has now tied Roger Federer for most wins in Grand Slam matches with 369 wins.