This is a testharness.js-based test.
[FAIL] Test that screen.orientation.lock returns a pending promise.
assert_true: Expected landscape orientation for "landscape", got "portrait-primary" expected true got false
[FAIL] Test that screen.orientation.lock() is actually async
assert_true: Expected type to start with landscape, got "portrait-primary" expected true got false
Harness: the test ran to completion.