| <!DOCTYPE html> |
| <link rel="help" href="https://www.w3.org/TR/1999/REC-xpath-19991116/#numbers"> |
| <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> |
