1 Tests that adding a new event listener from a callback works as expected.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS connection.bandwidth is bandwidth
7 PASS connection.metered is metered
8 PASS connection.bandwidth is bandwidth
9 PASS connection.metered is metered
10 PASS connection.bandwidth is bandwidth
11 PASS connection.metered is metered
12 PASS successfullyParsed is true