cross-realm-callback-report-exception.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /custom-elements/cross-realm-callback-report-exception.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>Exceptions raised in constructors / lifecycle callbacks are reported in their global objects</title>

<script src=/resources/testharness.js></script>

<script src=/resources/testharnessreport.js></script>

<iframe></iframe>

<iframe></iframe>

<iframe></iframe>

<script>

setup({ allow_uncaught_exception: true });

window.onerror = () => { onerrorCalls.push("top"); };

frames[0].onerror = () => { onerrorCalls.push("frame0"); };

frames[1].onerror = () => { onerrorCalls.push("frame1"); };

frames[2].onerror = () => { onerrorCalls.push("frame2"); };

const sourceThrowError = `throw new parent.frames[2].Error("PASS")`;

test(t => {

  window.onerrorCalls = [];

  const XFoo = new frames[1].Function(sourceThrowError);

  frames[0].customElements.define("x-foo-constructor", XFoo);

  frames[0].document.createElement("x-foo-constructor");

  assert_array_equals(onerrorCalls, ["frame1"]);

}, "constructor");

test(t => {

  window.onerrorCalls = [];

  const XFooConnected = class extends frames[0].HTMLElement {};

  XFooConnected.prototype.connectedCallback = new frames[1].Function(sourceThrowError);

  frames[0].customElements.define("x-foo-connected", XFooConnected);

  const el = frames[0].document.createElement("x-foo-connected");

  frames[0].document.body.append(el);

  assert_array_equals(onerrorCalls, ["frame1"]);

}, "connectedCallback");

test(t => {

  window.onerrorCalls = [];

  const XFooDisconnected = class extends frames[0].HTMLElement {};

  XFooDisconnected.prototype.disconnectedCallback = new frames[1].Function(sourceThrowError);

  frames[0].customElements.define("x-foo-disconnected", XFooDisconnected);

  const el = frames[0].document.createElement("x-foo-disconnected");

  frames[0].document.body.append(el);

  el.remove();

  assert_array_equals(onerrorCalls, ["frame1"]);

}, "disconnectedCallback");

test(t => {

  window.onerrorCalls = [];

  const XFooAttributeChanged = class extends frames[0].HTMLElement {};

  XFooAttributeChanged.observedAttributes = ["foo"];

  XFooAttributeChanged.prototype.attributeChangedCallback = new frames[1].Function(sourceThrowError);

  frames[0].customElements.define("x-foo-attribute-changed", XFooAttributeChanged);

  const el = frames[0].document.createElement("x-foo-attribute-changed");

  frames[0].document.body.append(el);

  el.setAttribute("foo", "bar");

  assert_array_equals(onerrorCalls, ["frame1"]);

}, "attributeChangedCallback");

test(t => {

  window.onerrorCalls = [];

  const XFooAdopted = class extends frames[0].HTMLElement {};

  XFooAdopted.prototype.adoptedCallback = new frames[1].Function(sourceThrowError);

  frames[0].customElements.define("x-foo-adopted", XFooAdopted);

  const el = frames[0].document.createElement("x-foo-adopted");

  document.body.append(el);

  assert_array_equals(onerrorCalls, ["frame1"]);

}, "adoptedCallback");

</script>