window-open-self.html

mozilla-central/testing/web-platform/tests/html/browsers/browsing-the-web/navigating-across-documents/replace-before-load/window-open-self.html

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Test Info: Warnings

This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/browsers/browsing-the-web/navigating-across-documents/replace-before-load/window-open-self.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

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

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

<script src="resources/helpers.js"></script>

<body>

<script>

"use strict";

promise_test(async t => {

  const sentinelIframe = await setupSentinelIframe(t);

  const startingHistoryLength = history.length;

  const startURL = "resources/code-injector.html?pipe=sub(none)&code=" + encodeURIComponent("window.open(`/common/blank.html?thereplacement`, `_self`);");

  const afterReplacementURL = "/common/blank.html?thereplacement";

  const iframe = insertIframe(t, startURL);

  assert_equals(history.length, startingHistoryLength, "Inserting the under-test iframe must not change history.length");

  await waitForLoad(t, iframe, afterReplacementURL);

  assert_equals(history.length, startingHistoryLength + 1, "history.length must increase");

}, "No replace before load, triggered by window.open(_self) on an iframe");

</script>