Ruggia has denied the accusations.
The trial is seen as a landmark#MeToocase inFrance.
Haenel put her career on the line when she went public with her accusations against Ruggia.
French actress Adele Haenel arrives for the trial of French director Christophe RuggiaGREGOIRE CAMPIONE/AFP via Getty Images
Feminist activists protested the fact he was eligible for a nomination and picketed the ceremony.
The Cesar Academy has since changed eligibility rules.
Adèle Haenel supportersAFP via Getty Images