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<!DOCTYPE html>
<meta charset="utf-8">
<title>Parent is not isolated, subdomain child 1 is not isolated, different-subdomain child 2 is isolated</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script type="module">
import { insertIframe, sendWasmModule, setBothDocumentDomains,
sendWasmModuleBetween, accessDocumentBetween } from "./resources/helpers.mjs";
let frameWindow1, frameWindow2;
promise_setup(async () => {
// Order of loading should not matter, but we make it sequential to ensure the
// tests are deterministic.
frameWindow1 = await insertIframe("{{hosts[][www]}}");
frameWindow2 = await insertIframe("{{hosts[][www1]}}", "?1");
await setBothDocumentDomains(frameWindow1);
await setBothDocumentDomains(frameWindow2);
});
// Since everybody is different-origin, everyone's requests/non-requests get
// respected.
//
// So, the parent and child 1 end up in the site-keyed agent cluster, and child
// 2 ends up in its own origin-keyed agent cluster.
promise_test(async () => {
const whatHappened = await sendWasmModule(frameWindow1);
assert_equals(whatHappened, "WebAssembly.Module message received");
}, "Parent to child1: message event must occur");
promise_test(async () => {
// Must not throw
frameWindow1.document;
}, "Parent to child1: setting document.domain must give sync access");
promise_test(async () => {
const whatHappened = await sendWasmModule(frameWindow2);
assert_equals(whatHappened, "messageerror");
}, "Parent to child2: messageerror event must occur");
promise_test(async () => {
assert_throws_dom("SecurityError", DOMException, () => {
frameWindow2.document;
});
}, "Parent to child2: setting document.domain must not give sync access");
promise_test(async () => {
const whatHappened = await sendWasmModuleBetween(frameWindow1, 1);
assert_equals(whatHappened, "messageerror");
}, "child1 to child2: messageerror event must occur");
promise_test(async () => {
const whatHappened = await accessDocumentBetween(frameWindow1, 1);
assert_equals(whatHappened, "SecurityError");
}, "child1 to child2: setting document.domain must not give sync access");
promise_test(async () => {
const whatHappened = await sendWasmModuleBetween(frameWindow2, 0);
assert_equals(whatHappened, "messageerror");
}, "child2 to child1: messageerror event must occur");
promise_test(async () => {
const whatHappened = await accessDocumentBetween(frameWindow2, 0);
assert_equals(whatHappened, "SecurityError");
}, "child2 to child1: setting document.domain must not give sync access");
</script>
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