Striker Roberto Soldado scored his third goal of pre-season as Tottenham defeated Schalke 2-1 in their final pre-season friendly.
Forward Emmanuel Adebayor gave Spurs the lead after half an hour, before the Spaniard hit the decisive goal in the 66th minute.
Former Tottenham midfielder Kevin-Prince Boateng pulled one back for the German Bundesliga side.
The win was Spurs' fourth in an unbeaten pre-season campaign.
The Hammers also enjoyed a successful warm-up for the new season on Saturday, beating Italian Serie A side Sampdoria 3-2 with goals from Mark Noble, Mohamed Diame and Reece Burke.