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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Selection range in an editing host after the host is removed</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script>
"use strict";
addEventListener("load", () => {
const container = document.querySelector("div");
test(() => {
const editingHost = document.createElement("div");
editingHost.contentEditable = true;
editingHost.innerHTML = "ABC<br>";
container.appendChild(editingHost);
editingHost.focus();
getSelection().collapse(editingHost, 0);
editingHost.remove();
assert_equals(getSelection().focusNode, container, "focusNode should be the container");
assert_equals(getSelection().focusOffset, 0, "focusOffset should be 0");
}, "Selection range in an editing host should be collapsed where the host was after it's removed");
test(() => {
const wrapper = document.createElement("div");
wrapper.id = "wrapper";
const editingHost = document.createElement("div");
editingHost.contentEditable = true;
editingHost.innerHTML = "ABC<br>";
wrapper.appendChild(editingHost);
container.appendChild(wrapper);
editingHost.focus();
getSelection().collapse(editingHost, 0);
wrapper.remove();
assert_equals(getSelection().focusNode, container, "focusNode should be the container");
assert_equals(getSelection().focusOffset, 0, "focusOffset should be 0");
}, "Selection range in an editing host should be collapsed where the host was after its parent is removed");
test(() => {
const editingHost = document.createElement("div");
editingHost.contentEditable = true;
editingHost.innerHTML = "ABC<br>";
container.appendChild(editingHost);
editingHost.focus();
getSelection().collapse(editingHost, 0);
editingHost.replaceWith(editingHost);
assert_equals(getSelection().focusNode, container, "focusNode should be the container");
assert_equals(getSelection().focusOffset, 0, "focusOffset should be 0");
editingHost.remove();
}, "Selection range in an editing host should be collapsed where the host was after it's replaced with itself (.replaceWith)");
test(() => {
const editingHost = document.createElement("div");
editingHost.contentEditable = true;
editingHost.innerHTML = "ABC<br>";
container.appendChild(editingHost);
editingHost.focus();
getSelection().collapse(editingHost, 0);
container.replaceChild(editingHost, editingHost);
assert_equals(getSelection().focusNode, container, "focusNode should be the container");
assert_equals(getSelection().focusOffset, 0, "focusOffset should be 0");
editingHost.remove();
}, "Selection range in an editing host should be collapsed where the host was after it's replaced with itself (.replaceChild)");
}, {once: true});
</script>
</head>
<body><div id="container"></div></body>
</html>
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