TestNG Tutorials 23: @Test Annotation – Don’t Confuse TestNG With Duplicate Priorities

Hello Folks,

We learn about priority of test methods in a TestNG class in this post.
TestNG Tutorials 22: @Test Annotation – Games Of Priority Of Methods In TestNG

Do you know that TestNG will execute methods in unexpected order if you provide duplicate priorities and can create a nightmare for you. We will see some examples below:
Scenario:  Create a testng class with some test methods and provide them sequential priority starting from 1. Create another testng class with some test methods and provide them sequential priority starting from 1. Include both classes in testng.xml and run. You would expect first test methods of class 1 will run followed by methods of class 2. Let’s see here: Class Research1: