@PostMapping("/{id}/leave_comment")
	public void leaveComment(User user, @PathVariable Long id, @RequestBody Map<String, Object> params) {
		perfTestService.addCommentOn(user, id, cast(params.get("testComment")), cast(params.get("tagString")));
	}
Leave the comment on the perf test.

@param id          testId
@param user        user
@param params	  {testComment, tagString}
ngrinder-controller/src/main/java/org/ngrinder/perftest/controller/PerfTestApiController.java