39 lines
1.6 KiB
HTML
39 lines
1.6 KiB
HTML
<!DOCTYPE html>
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<link rel="help" href="https://www.w3.org/TR/1999/REC-xpath-19991116/#numbers">
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<body>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="helpers.js"></script>
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<div id="context"></div>
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<script>
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test(() => {
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const context = document.querySelector('#context');
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context.innerHTML = '<span></span><span></span><span></span><br><br>';
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assert_equals(evaluateNumber('count((./span)[1]) + count(./br)', context), 3);
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}, '"+" operator depending on the context node');
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test(() => {
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const context = document.querySelector('#context');
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context.innerHTML = '<span></span><span></span><span></span><br><br>';
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assert_equals(evaluateNumber('count((./span)[1]) - count(./br)', context), -1);
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}, '"-" operator depending on the context node');
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test(() => {
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const context = document.querySelector('#context');
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context.innerHTML = '<span></span><span></span><span></span><br><br>';
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assert_equals(evaluateNumber('count((./span)[1]) * count(./br)', context), 2);
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}, '"*" operator depending on the context node');
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test(() => {
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const context = document.querySelector('#context');
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context.innerHTML = '<span></span><span></span><span></span><br><br>';
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assert_equals(evaluateNumber('count((./span)[1]) div count(./br)', context), 0.5);
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}, '"div" operator depending on the context node');
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test(() => {
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const context = document.querySelector('#context');
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context.innerHTML = '<span></span><span></span><span></span><br><br>';
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assert_equals(evaluateNumber('count((./span)[1]) mod count(./br)', context), 1);
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}, '"mod" operator depending on the context node');
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</script>
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</body>
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