Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

<title>insertAdjacentHTML in HTML</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="insert_adjacent_html.js"></script>
<p id="display"></p><div id="content" style="display: none"></div><div id="content2" style="display: none"></div>
var script_ran = false;
function testPositions(node, testDesc) {
test(function() {
script_ran = false;
node.insertAdjacentHTML("beforeBegin", "\u003Cscript>script_ran = true;\u003C/script><i></i>");
assert_equals(node.previousSibling.localName, "i", "Should have had <i> as previous sibling");
assert_equals(node.previousSibling.previousSibling.localName, "script", "Should have had <script> as second previous child");
assert_false(script_ran, "script should not have run");
}, "beforeBegin " + + " " + testDesc)
test(function() {
script_ran = false;
node.insertAdjacentHTML("Afterbegin", "<b></b>\u003Cscript>script_ran = true;\u003C/script>");
assert_equals(node.firstChild.localName, "b", "Should have had <b> as first child");
assert_equals(node.firstChild.nextSibling.localName, "script", "Should have had <script> as second child");
assert_false(script_ran, "script should not have run");
}, "Afterbegin " + + " " + testDesc);
test(function() {
script_ran = false;
node.insertAdjacentHTML("BeforeEnd", "\u003Cscript>script_ran = true;\u003C/script><u></u>");
assert_equals(node.lastChild.localName, "u", "Should have had <u> as last child");
assert_equals(node.lastChild.previousSibling.localName, "script", "Should have had <script> as penultimate child");
assert_false(script_ran, "script should not have run");
}, "BeforeEnd " + + " " + testDesc)
test(function() {
script_ran = false;
node.insertAdjacentHTML("afterend", "<a></a>\u003Cscript>script_ran = true;\u003C/script>");
assert_equals(node.nextSibling.localName, "a", "Should have had <a> as next sibling");
assert_equals(node.nextSibling.nextSibling.localName, "script", "Should have had <script> as second next sibling");
assert_false(script_ran, "script should not have run");
}, "afterend " + + " " + testDesc)
var content = document.getElementById("content");
testPositions(content, "without next sibling");
testPositions(content, "again, with next sibling");
test(function() {
assert_throws_dom("SYNTAX_ERR", function() {content.insertAdjacentHTML("bar", "foo")});
assert_throws_dom("SYNTAX_ERR", function() {content.insertAdjacentHTML("beforebegÄ°n", "foo")});
assert_throws_dom("SYNTAX_ERR", function() {content.insertAdjacentHTML("beforebegın", "foo")});
}, "Should throw when inserting with invalid position string");
var parentElement = document.createElement("div");
var child = document.createElement("div"); = "child";
testThrowingNoParent(child, "null");
testThrowingNoParent(document.documentElement, "a document");
test(function() {
child.insertAdjacentHTML("afterBegin", "foo");
child.insertAdjacentHTML("beforeend", "bar");
assert_equals(child.textContent, "foobar");
}, "Inserting after being and before end should order things correctly");
testPositions(child, "node not in tree but has parent");
test(function() {
script_ran = false;
content.appendChild(parentElement); // must not run scripts
assert_false(script_ran, "script should not have run");
}, "Should not run script when appending things which have descendant <script> inserted via insertAdjacentHTML");
var content2 = document.getElementById("content2");
testPositions(content2, "without next sibling");
testPositions(content2, "test again, now that there's a next sibling");
// XML-only:
test(function() {
assert_throws_dom("SYNTAX_ERR", function() {content.insertAdjacentHTML("beforeend", "<p>")});
<div id="log"></div>