| <!DOCTYPE html> |
| <title>Choice of evaluation errors</title> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| setup({allow_uncaught_exception: true}); |
| |
| window.log = []; |
| |
| window.addEventListener("error", ev => log.push(ev.error)); |
| |
| const test_load = async_test( |
| "Evaluation errors are cached in intermediate module scripts"); |
| window.addEventListener("load", test_load.step_func_done(ev => { |
| assert_equals(log.length, 5); |
| |
| // Evaluation errors, unlike parse/instantiation errors, are remembered |
| // and cached in module scripts between the root and the script that |
| // caused an evaluation error, and thus the same evaluation error |
| // is reported for both <script> elements. |
| assert_equals(log[0], "throw2"); |
| assert_true(log[1].bar); |
| assert_equals(log[2], 1); |
| |
| assert_true(log[3].bar); |
| assert_equals(log[4], 2); |
| |
| assert_equals(log[1], log[3], 'evaluation errors must be the same'); |
| })); |
| |
| function unreachable() { log.push("unexpected"); } |
| </script> |
| <script type="module" src="./choice-of-error-3a.js" |
| onerror="unreachable()" onload="log.push(1)"></script> |
| <script type="module" src="./choice-of-error-3b.js" |
| onerror="unreachable()" onload="log.push(2)"></script> |
