api/tasks/testing/testng/TestNGOptions.html#getPreserveOrder--[TestNGOptions.getPreserveOrder()] property to `true`. If you set it to `false`, you may encounter scenarios in which the execution order is something like: `TestA.doBeforeClass()` -> `TestB.doBeforeClass()` -> `TestA` tests.

While preserving the order of tests is the default behavior when directly working with _testng.xml_ files, the https://jitpack.io/com/github/cbeust/testng/master/javadoc/org/testng/TestNG.html[TestNG API]...