WebKit export of https://bugs.webkit.org/show_bug.cgi?id=248328 (#37170)
[WebIDL] Hoist protectedThis reference in JSEventListener::handleEvent()
https://commits.webkit.org/257027@main
diff --git a/custom-elements/cross-realm-callback-report-exception.html b/custom-elements/cross-realm-callback-report-exception.html
new file mode 100644
index 0000000..3067a7a
--- /dev/null
+++ b/custom-elements/cross-realm-callback-report-exception.html
@@ -0,0 +1,83 @@
+<!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>
diff --git a/dom/nodes/MutationObserver-cross-realm-callback-report-exception.html b/dom/nodes/MutationObserver-cross-realm-callback-report-exception.html
new file mode 100644
index 0000000..7d05c04
--- /dev/null
+++ b/dom/nodes/MutationObserver-cross-realm-callback-report-exception.html
@@ -0,0 +1,32 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>MutationObserver reports the exception from its callback in the callback's global object</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 });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ const target = frames[0].document.body;
+ const mo = new frames[0].MutationObserver(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`));
+
+ mo.observe(target, { childList: true, subtree: true });
+ target.append("foo");
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 4);
+ });
+});
+</script>
diff --git a/domxpath/resolver-callback-interface-cross-realm.html b/domxpath/resolver-callback-interface-cross-realm.html
deleted file mode 100644
index 55fbb07..0000000
--- a/domxpath/resolver-callback-interface-cross-realm.html
+++ /dev/null
@@ -1,67 +0,0 @@
-<!DOCTYPE html>
-<meta charset="utf-8">
-<title>Cross-realm XPathNSResolver throws TypeError of its associated Realm</title>
-<link rel="help" href="https://webidl.spec.whatwg.org/#ref-for-prepare-to-run-script">
-<script src="/resources/testharness.js"></script>
-<script src="/resources/testharnessreport.js"></script>
-<script src="resources/invalid_namespace_test.js"></script>
-
-<iframe name="resolverGlobalObject" src="resources/empty-document.html"></iframe>
-
-<script>
-setup({ allow_uncaught_exception: true });
-
-const iframeLoaded = new Promise(resolve => { window.addEventListener("load", resolve); });
-
-promise_test(async t => {
- await iframeLoaded;
- const resolver = new resolverGlobalObject.Object;
-
- return promise_rejects_js(t, resolverGlobalObject.TypeError,
- invalid_namespace_test(t, resolver, resolverGlobalObject)
- );
-}, "XPathNSResolver is cross-realm plain object without 'lookupNamespaceURI' property");
-
-promise_test(async t => {
- await iframeLoaded;
- const resolver = new resolverGlobalObject.Object;
- resolver.lookupNamespaceURI = {};
-
- return promise_rejects_js(t, resolverGlobalObject.TypeError,
- invalid_namespace_test(t, resolver, resolverGlobalObject)
- );
-}, "XPathNSResolver is cross-realm plain object with non-callable 'lookupNamespaceURI' property");
-
-promise_test(async t => {
- await iframeLoaded;
- const { proxy, revoke } = Proxy.revocable(() => {}, {});
- revoke();
-
- const resolver = new resolverGlobalObject.Object;
- resolver.lookupNamespaceURI = proxy;
-
- return promise_rejects_js(t, resolverGlobalObject.TypeError,
- invalid_namespace_test(t, resolver, resolverGlobalObject)
- );
-}, "XPathNSResolver is cross-realm plain object with revoked Proxy as 'lookupNamespaceURI' property");
-
-promise_test(async t => {
- await iframeLoaded;
- const { proxy, revoke } = resolverGlobalObject.Proxy.revocable({}, {});
- revoke();
-
- return promise_rejects_js(t, resolverGlobalObject.TypeError,
- invalid_namespace_test(t, proxy, resolverGlobalObject)
- );
-}, "XPathNSResolver is cross-realm non-callable revoked Proxy");
-
-promise_test(async t => {
- await iframeLoaded;
- const { proxy, revoke } = resolverGlobalObject.Proxy.revocable(() => {}, {});
- revoke();
-
- return promise_rejects_js(t, resolverGlobalObject.TypeError,
- invalid_namespace_test(t, proxy, resolverGlobalObject)
- );
-}, "XPathNSResolver is cross-realm callable revoked Proxy");
-</script>
diff --git a/domxpath/resolver-callback-interface-cross-realm.tentative.html b/domxpath/resolver-callback-interface-cross-realm.tentative.html
new file mode 100644
index 0000000..17f7ea7
--- /dev/null
+++ b/domxpath/resolver-callback-interface-cross-realm.tentative.html
@@ -0,0 +1,94 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Cross-realm XPathNSResolver throws TypeError of its associated Realm</title>
+<link rel="help" href="https://webidl.spec.whatwg.org/#ref-for-prepare-to-run-script">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<iframe name="evaluateGlobalObject" src="resources/empty-document.html"></iframe>
+<iframe name="resolverGlobalObject" src="resources/empty-document.html"></iframe>
+<iframe name="lookupNamespaceURIGlobalObject" src="resources/empty-document.html"></iframe>
+<iframe name="relevantGlobalObject" src="resources/empty-document.html"></iframe>
+<iframe name="incumbentGlobalObject" src="resources/empty-document.html"></iframe>
+
+<script>
+setup({ allow_uncaught_exception: true });
+
+const expectedDOMExceptionType = "NAMESPACE_ERR";
+
+test_onload(() => {
+ const resolver = new resolverGlobalObject.Object;
+
+ assert_reports_exception(() => {
+ assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(resolver));
+ });
+}, "XPathNSResolver is cross-realm plain object without 'lookupNamespaceURI' property");
+
+test_onload(() => {
+ const resolver = new resolverGlobalObject.Object;
+ resolver.lookupNamespaceURI = new lookupNamespaceURIGlobalObject.Object;
+
+ assert_reports_exception(() => {
+ assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(resolver));
+ });
+}, "XPathNSResolver is cross-realm plain object with non-callable 'lookupNamespaceURI' property");
+
+test_onload(() => {
+ const { proxy, revoke } = resolverGlobalObject.Proxy.revocable(new resolverGlobalObject.Object, {});
+ revoke();
+
+ assert_reports_exception(() => {
+ assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(proxy));
+ });
+}, "XPathNSResolver is cross-realm non-callable revoked Proxy");
+
+test_onload(() => {
+ const { proxy, revoke } = resolverGlobalObject.Proxy.revocable(new resolverGlobalObject.Function, {});
+ revoke();
+
+ assert_reports_exception(() => {
+ assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(proxy));
+ });
+}, "XPathNSResolver is cross-realm callable revoked Proxy");
+
+test_onload(() => {
+ const { proxy, revoke } = lookupNamespaceURIGlobalObject.Proxy.revocable(new lookupNamespaceURIGlobalObject.Function, {});
+ revoke();
+
+ const resolver = new resolverGlobalObject.Object;
+ resolver.lookupNamespaceURI = proxy;
+
+ assert_reports_exception(() => {
+ assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(resolver));
+ });
+}, "XPathNSResolver is cross-realm plain object with revoked Proxy as 'lookupNamespaceURI' property");
+
+function test_onload(fn, desc) {
+ async_test(t => { window.addEventListener("load", t.step_func_done(fn)); }, desc);
+}
+
+function assert_reports_exception(fn) {
+ let error;
+ const onErrorHandler = event => {
+ error = event.error;
+ event.preventDefault();
+ };
+
+ resolverGlobalObject.addEventListener("error", onErrorHandler);
+ fn();
+ resolverGlobalObject.removeEventListener("error", onErrorHandler);
+
+ assert_equals(typeof error, "object");
+ assert_equals(error.constructor, evaluateGlobalObject.TypeError);
+}
+
+function bind_evaluate(resolver) {
+ const boundEvaluate = new incumbentGlobalObject.Function("evaluate", "relevantDocument", "resolver", `
+ evaluate.call(relevantDocument, "/foo:bar", relevantDocument.documentElement, resolver);
+ `);
+
+ return () => {
+ boundEvaluate(evaluateGlobalObject.document.evaluate, relevantGlobalObject.document, resolver);
+ };
+}
+</script>
diff --git a/html/semantics/embedded-content/the-canvas-element/toBlob-cross-realm-callback-report-exception.html b/html/semantics/embedded-content/the-canvas-element/toBlob-cross-realm-callback-report-exception.html
new file mode 100644
index 0000000..393170b
--- /dev/null
+++ b/html/semantics/embedded-content/the-canvas-element/toBlob-cross-realm-callback-report-exception.html
@@ -0,0 +1,29 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>toBlob() reports the exception from its callback in the callback's global object</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<iframe srcdoc="<canvas></canvas>"></iframe>
+<iframe></iframe>
+<iframe></iframe>
+<script>
+setup({ allow_uncaught_exception: true });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ const canvas = frames[0].document.querySelector("canvas");
+ canvas.toBlob(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`));
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 25);
+ });
+});
+</script>
diff --git a/html/webappapis/animation-frames/callback-cross-realm-report-exception.html b/html/webappapis/animation-frames/callback-cross-realm-report-exception.html
new file mode 100644
index 0000000..1b8aa41
--- /dev/null
+++ b/html/webappapis/animation-frames/callback-cross-realm-report-exception.html
@@ -0,0 +1,29 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>requestAnimationFrame() reports the exception from its callback in the callback's global object</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 });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ frames[0].requestAnimationFrame(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`));
+ document.querySelector("iframe").height = 200;
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 100);
+ });
+});
+</script>
diff --git a/html/webappapis/microtask-queuing/queue-microtask-cross-realm-callback-report-exception.html b/html/webappapis/microtask-queuing/queue-microtask-cross-realm-callback-report-exception.html
new file mode 100644
index 0000000..fa153f8
--- /dev/null
+++ b/html/webappapis/microtask-queuing/queue-microtask-cross-realm-callback-report-exception.html
@@ -0,0 +1,28 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>queueMicrotask() reports the exception from its callback in the callback's global object</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 });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ frames[0].queueMicrotask(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`));
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 4);
+ });
+});
+</script>
diff --git a/html/webappapis/scripting/processing-model-2/window-onerror-with-cross-frame-event-listeners-5.html b/html/webappapis/scripting/processing-model-2/window-onerror-with-cross-frame-event-listeners-5.html
new file mode 100644
index 0000000..da93e78
--- /dev/null
+++ b/html/webappapis/scripting/processing-model-2/window-onerror-with-cross-frame-event-listeners-5.html
@@ -0,0 +1,25 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>window.onerror listener reports the exception in global object of its callback</title>
+<link rel=help href="https://dom.spec.whatwg.org/#concept-event-listener-inner-invoke">
+<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.onload = () => {
+ test(() => {
+ window.onerrorCalls = [];
+ window.onerror = () => { onerrorCalls.push("top"); };
+ frames[0].onerror = new frames[1].Function(`top.onerrorCalls.push("frame0"); throw new parent.frames[2].Error("PASS");`);
+ frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+ frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+ frames[0].dispatchEvent(new ErrorEvent("error", { error: new Error("foo") }));
+ assert_array_equals(onerrorCalls, ["frame0", "frame1"]);
+ });
+};
+</script>
diff --git a/html/webappapis/timers/setinterval-cross-realm-callback-report-exception.html b/html/webappapis/timers/setinterval-cross-realm-callback-report-exception.html
new file mode 100644
index 0000000..4a780fc
--- /dev/null
+++ b/html/webappapis/timers/setinterval-cross-realm-callback-report-exception.html
@@ -0,0 +1,32 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>window.setInterval() reports the exception from its callback in the callback's global object</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 });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ const id = frames[0].setInterval(new frames[1].Function(`
+ parent.clearThisInterval();
+ throw new parent.frames[2].Error("PASS");
+ `), 4);
+ window.clearThisInterval = () => { frames[0].clearInterval(id); };
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 8);
+ });
+});
+</script>
diff --git a/html/webappapis/timers/settimeout-cross-realm-callback-report-exception.html b/html/webappapis/timers/settimeout-cross-realm-callback-report-exception.html
new file mode 100644
index 0000000..b486015
--- /dev/null
+++ b/html/webappapis/timers/settimeout-cross-realm-callback-report-exception.html
@@ -0,0 +1,28 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>window.setTimeout() reports the exception from its callback in the callback's global object</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 });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ frames[0].setTimeout(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`), 4);
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 8);
+ });
+});
+</script>
diff --git a/intersection-observer/callback-cross-realm-report-exception.html b/intersection-observer/callback-cross-realm-report-exception.html
new file mode 100644
index 0000000..0bec720
--- /dev/null
+++ b/intersection-observer/callback-cross-realm-report-exception.html
@@ -0,0 +1,30 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>IntersectionObserver reports the exception from its callback in the callback's global object</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<iframe srcdoc='<div style="height: 100px;">foo</div>'></iframe>
+<iframe></iframe>
+<iframe></iframe>
+<script>
+setup({ allow_uncaught_exception: true });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ const target = frames[0].document.querySelector("div");
+ const io = new frames[0].IntersectionObserver(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`));
+ io.observe(target);
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 25);
+ });
+});
+</script>
diff --git a/resize-observer/callback-cross-realm-report-exception.html b/resize-observer/callback-cross-realm-report-exception.html
new file mode 100644
index 0000000..75a91ec
--- /dev/null
+++ b/resize-observer/callback-cross-realm-report-exception.html
@@ -0,0 +1,30 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>ResizeObserver reports the exception from its callback in the callback's global object</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<iframe srcdoc='<div style="height: 100px;">foo</div>'></iframe>
+<iframe></iframe>
+<iframe></iframe>
+<script>
+setup({ allow_uncaught_exception: true });
+
+const onerrorCalls = [];
+window.onerror = () => { onerrorCalls.push("top"); };
+frames[0].onerror = () => { onerrorCalls.push("frame0"); };
+frames[1].onerror = () => { onerrorCalls.push("frame1"); };
+frames[2].onerror = () => { onerrorCalls.push("frame2"); };
+
+async_test(t => {
+ window.onload = t.step_func(() => {
+ const target = frames[0].document.querySelector("div");
+ const io = new frames[0].ResizeObserver(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`));
+ io.observe(target);
+
+ t.step_timeout(() => {
+ assert_array_equals(onerrorCalls, ["frame1"]);
+ t.done();
+ }, 25);
+ });
+});
+</script>
