I am trying to generate the expected HTML report with ReportNG. I have included the necessary jar files (guice, velocity, and reportng) and written a Test class and various
Even i tried using ReportNG, but as per my knowledge, ReportNG is no more used, instead I would suggest, use customized TestNG report format.
Here are few links, which may be helpful for you,
https://www.seleniumeasy.com/testng-tutorials/testng-customize-emailable-html-report-example
https://github.com/cbeust/testng/commit/31cc17da840d31682daae6b283c0a8766c93bd13 ---- In here go through the EmailableReporter.java