| <!DOCTYPE html> |
| <title>Handling of instantiation errors, 3</title> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| setup({allow_uncaught_exception: true}); |
| |
| const test_load = async_test( |
| "Test that unresolvable cycles lead to SyntaxError events on window " + |
| "and load events on script"); |
| |
| window.log = []; |
| window.addEventListener("error", ev => { |
| test_load.step(() => assert_equals(ev.error.constructor, SyntaxError)); |
| log.push(ev.message); |
| }); |
| |
| window.addEventListener("load", test_load.step_func_done(ev => { |
| const msg = log[0]; |
| assert_array_equals(log, [msg, 1, msg, 2, msg, 3]); |
| })); |
| |
| function unreachable() { log.push("unexpected"); } |
| </script> |
| <script type="module" src="./cycle-unresolvable.js" |
| onerror="unreachable()" onload="log.push(1)" nomodule></script> |
| <script type="module" src="./cycle-unresolvable-a.js" |
| onerror="unreachable()" onload="log.push(2)"></script> |
| <script type="module" src="./cycle-unresolvable.js" |
| onerror="unreachable()" onload="log.push(3)"></script> |
