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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Updating selection range to outside of scope of the selection should cause the range removed from the selection</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
"use strict";
const ArgTypeNodeAndOffset = 0;
const ArgTypeNode = 1;
const rangeMethods = [
{ name: "selectNode", type: ArgTypeNode },
{ name: "selectNodeContents", type: ArgTypeNode },
{ name: "setEnd", type: ArgTypeNodeAndOffset },
{ name: "setEndAfter", type: ArgTypeNode },
{ name: "setEndBefore", type: ArgTypeNode },
{ name: "setStart", type: ArgTypeNodeAndOffset },
{ name: "setStartAfter", type: ArgTypeNode },
{ name: "setStartBefore", type: ArgTypeNode },
];
function execute(range, rangeMethod, node, offset) {
switch (rangeMethod.type) {
case ArgTypeNodeAndOffset:
range[rangeMethod.name](node, offset);
break;
case ArgTypeNode:
range[rangeMethod.name](node);
break;
default:
throw new Error("Unexpected arg type is set");
}
}
addEventListener("load", () => {
function selectDiv() {
getSelection().removeAllRanges();
const range = document.createRange();
range.selectNodeContents(document.getElementById("rangeContainer"));
getSelection().addRange(range);
}
function createDocumentFragment() {
const fragment = document.createDocumentFragment();
const div = document.createElement("div");
div.id = "rangeContainer";
div.innerHTML = "<br>";
fragment.appendChild(div);
return fragment;
}
for (const rangeMethod of rangeMethods) {
test(() => {
selectDiv();
const fragment = createDocumentFragment();
execute(
getSelection().getRangeAt(0),
rangeMethod,
fragment.getElementById("rangeContainer"),
0
);
assert_equals(
getSelection().rangeCount,
0
);
}, `Set selection range into a document fragment with ${rangeMethod.name}`);
test(() => {
selectDiv();
const div = document.querySelector("iframe").contentDocument.getElementById("rangeContainer");
execute(
getSelection().getRangeAt(0),
rangeMethod,
div,
0
);
assert_equals(
getSelection().rangeCount,
0
);
}, `Set selection range into a sub-document with ${rangeMethod.name}`);
}
}, {once: true});
</script>
</head>
<body>
<div id="rangeContainer"><br></div>
<iframe srcdoc="<div id='rangeContainer'><br></div>"></iframe>
</body>
</html>
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