refreshToken = Mockito.mock(OAuth2RefreshTokenEntity.class);
Mockito.when(tokenRepository.getRefreshTokenByValue(refreshTokenValue)).thenReturn(refreshToken);
Mockito.when(refreshToken.getClient()).thenReturn(client);
Mockito.when(refreshToken.isExpired()).thenReturn(false);
tokenRequest = new TokenRequest(null, clientId, null, null);
storedAuthentication = authentication;
storedAuthRequest = clientAuth;
storedAuthHolder = Mockito.mock(AuthenticationHolderEntity.class);
storedScope = Sets.newHashSet(scope);