Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

<!DOCTYPE html>
<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="helpers.js"></script>
<div id="context"></div>
<script>
test(() => {
const context = document.querySelector('#context');
context.innerHTML = '<span></span><span></span><span></span><br><br>';
assert_equals(evaluateNumber('count((./span)[1]) + count(./br)', context), 3);
}, '"+" operator depending on the context node');
test(() => {
const context = document.querySelector('#context');
context.innerHTML = '<span></span><span></span><span></span><br><br>';
assert_equals(evaluateNumber('count((./span)[1]) - count(./br)', context), -1);
}, '"-" operator depending on the context node');
test(() => {
const context = document.querySelector('#context');
context.innerHTML = '<span></span><span></span><span></span><br><br>';
assert_equals(evaluateNumber('count((./span)[1]) * count(./br)', context), 2);
}, '"*" operator depending on the context node');
test(() => {
const context = document.querySelector('#context');
context.innerHTML = '<span></span><span></span><span></span><br><br>';
assert_equals(evaluateNumber('count((./span)[1]) div count(./br)', context), 0.5);
}, '"div" operator depending on the context node');
test(() => {
const context = document.querySelector('#context');
context.innerHTML = '<span></span><span></span><span></span><br><br>';
assert_equals(evaluateNumber('count((./span)[1]) mod count(./br)', context), 1);
}, '"mod" operator depending on the context node');
</script>
</body>