From White's wiki:
On June 25, 2015, White was selected with the 49th overall pick in the
2015 NBA draft by the
Washington Wizards.
[6] He later joined the Wizards for the
2015 NBA Summer League[7] where he averaged 3.0 points and 3.7 rebounds in six games.
[8] On July 26, 2015, he signed a one-year deal with
Telekom Baskets Bonn of the
Basketball Bundesliga. In June 2016, his contract expired and he left the team in pursuit of an NBA contract with the team that drafted him the year prior, the Washington Wizards.
[9][10] In five games played for the Wizards in the
2016 NBA Summer League, he averaged 7.2 points and 5.2 rebounds.
So, he was drafted and played a total of six games in the G league and five games in the NBA.