Former Pakistan captain Shoaib Malik announced his retirement from Test cricket in Sharjah, United Arab Emirates today.The 33-year-old had made a comeback in the longer format of the game after five years in the first Test against England in Abu Dhabi, smashing a career-best 245.But in the remaining five innings of the series, he could not score much. Malik who is married to Indian tennis star Sania Mirza, has played 35 Tests, scoring 1,898 runs with three centuries and eight half-centuries. He has so far taken 29 wickets, with his best figures of 4-33 coming on today against England in Sharjah.