3 This tests that aria-controls identifies the correct element
5 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
8 PASS tab_1.ariaControlsElementAtIndex(0).isEqual(panel_1) is true
9 PASS tab_1.ariaControlsElementAtIndex(1).isEqual(panel_2) is true
10 PASS successfullyParsed is true