This extension supports running testng xml testsuite by just right clicking on editor for java maven project. This support is now available only for windows, I am working on linux, macos. Support for them will soon be available.
Refer to below gif to understand working of extension:
Please set your vscode's default terminal as cmd(command prompt).
Initial release of the extension
Added logo for extension
If somebody is interested in contributing to development and testing of linux and mac version feel free to checkout and make a pr.
Know the author