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function assert_closed_opener(w, closed, opener) {
assert_equals(w.closed, closed);
assert_equals(w.opener, opener);
}
async_test(t => {
const openee = window.open();
assert_closed_opener(openee, false, self);
openee.onunload = t.step_func(() => {
assert_closed_opener(openee, true, self);
t.step_timeout(() => {
assert_closed_opener(openee, true, null);
t.done();
}, 0);
});
openee.close();
assert_closed_opener(openee, true, self);
}, "window.close() queues a task to discard, but window.closed knows immediately");
async_test(t => {
const openee = window.open("", "greatname");
assert_closed_opener(openee, false, self);
openee.close();
assert_closed_opener(openee, true, self);
const openee2 = window.open("", "greatname");
assert_not_equals(openee, openee2);
assert_closed_opener(openee, true, self); // Ensure second window.open() call was synchronous
openee2.onunload = t.step_func(() => {
assert_closed_opener(openee2, true, self);
t.step_timeout(() => {
assert_closed_opener(openee, true, null);
assert_closed_opener(openee2, true, null);
t.done();
}, 0);
});
openee2.close();
assert_closed_opener(openee, true, self); // Ensure second close() call was synchronous
assert_closed_opener(openee2, true, self);
}, "window.close() affects name targeting immediately");
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