intercept-reject.html (969B)
1 <!doctype html> 2 <script src="/resources/testharness.js"></script> 3 <script src="/resources/testharnessreport.js"></script> 4 <script> 5 async_test(t => { 6 const err = new TypeError("a message"); 7 let start_href = location.href; 8 9 navigation.onnavigatesuccess = t.step_func_done(assert_unreached); 10 navigation.onnavigateerror = t.step_func_done(e => { 11 assert_equals(location.hash, "#1"); 12 assert_equals(e.constructor, ErrorEvent); 13 assert_true(e.error === err); 14 assert_true(e.message.includes("TypeError: a message")); 15 assert_equals(e.filename, start_href); 16 assert_greater_than(e.colno, 0); 17 assert_greater_than(e.lineno, 0); 18 }); 19 navigation.onnavigate = e => { 20 e.intercept({ handler: async () => { 21 await new Promise(r => t.step_timeout(r, 0)); 22 return Promise.reject(err); 23 }}); 24 }; 25 26 location.href = "#1"; 27 assert_equals(location.hash, "#1"); 28 }, "event.intercept() should abort if the given promise rejects"); 29 </script>