Generating the test report of test cases is the important part of selenium tool. When we write the test cases in selenium and execute the these test cases we always find the pass/fail result. so if we want to generate the report of these test cases in html format ,we can use the Extent Report .we will do just add the jar file of extent report in our project and call in our packages.
Add the jar files- extentreports-java-141.jar
when all the test case are successfully completed, a html report file is automatically will generate in giving folder whose screen shot we can seen in below image which is completely shown the pass fail status according to colour as well as if you want to seen any image in your report so we can also attach these image in this report.
Screen shot of report.html-