Range-commonAncestorContainer-2.html
<!doctype html>
<title>Range.commonAncestorContainer</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<div id=log></div>
<script>
test(function() {
var range = document.createRange();
range.detach();
assert_equals(range.commonAncestorContainer, document);
}, "Detached Range")
test(function() {
var df = document.createDocumentFragment();
var foo = df.appendChild(document.createElement("foo"));
foo.appendChild(document.createTextNode("Foo"));
var bar = df.appendChild(document.createElement("bar"));
bar.appendChild(document.createComment("Bar"));
[
// start node, start offset, end node, end offset, expected cAC
[foo, 0, bar, 0, df],
[foo, 0, foo.firstChild, 3, foo],
[foo.firstChild, 0, bar, 0, df],
[foo.firstChild, 3, bar.firstChild, 2, df]
].forEach(function(t) {
test(function() {
var range = document.createRange();
range.setStart(t[0], t[1]);
range.setEnd(t[2], t[3]);
assert_equals(range.commonAncestorContainer, t[4]);
})
});
}, "Normal Ranges")
</script>