| <!DOCTYPE html> |
| <meta charset="utf-8"/> |
| <title>MathML tabindex attribute</title> |
| <meta name="timeout" content="long"> |
| <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#attributes-common-to-html-and-mathml-elements"> |
| <meta assert="flag" content="interact"> |
| <meta assert="assert" content="Check the sequential focus navigation order for MathML"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <div id="log"></div> |
| <a href="#link">tabindex(html,href)</a> |
| <math> |
| <mtext id="text1">tabindex(omitted)</mtext> |
| <mtext id="text2" tabindex="">tabindex(empty)</mtext> |
| <mtext id="text3" tabindex="a">tabindex(a)</mtext> |
| <mtext id="text4" tabindex="-1">tabindex(-1)</mtext> |
| <mtext id="text5" tabindex="0">tabindex(0)</mtext> |
| <mtext id="text6" href="#link">tabindex(href)</mtext> |
| <mtext id="text7" tabindex="3">tabindex(3)</mtext> |
| <mtext id="text8" tabindex="2">tabindex(2)</mtext> |
| <mtext id="text9" tabindex="2">tabindex(2)</mtext> |
| <mtext id="text10" tabindex="2">tabindex(2)</mtext> |
| <mtext id="text11" tabindex="1">tabindex(1)</mtext> |
| </math> |
| <script> |
| |
| var i = 0, |
| expectation = ["text11", "text8", "text9", "text10", "text7", "text5"], |
| results = [], |
| t = async_test("Elements with different tabindex must be focused sequentially when pressing 'Tab' keys"); |
| |
| setup(function () { |
| document.body.focus(); |
| }); |
| |
| document.querySelector("a").addEventListener("focus", function (evt) { |
| // Links are tab-navigable on that platform. |
| expectation.push("text6"); |
| // TAB = '\ue004' |
| test_driver.send_keys(document.body, "\ue004"); |
| }, true); |
| |
| document.querySelector("math").addEventListener("focus", function (evt) { |
| results.push(evt.target.id); |
| i++; |
| if (i >= expectation.length) { |
| t.step(function () { |
| assert_array_equals(results, expectation); |
| }); |
| t.done(); |
| } else { |
| t.step(function () { |
| // TAB = '\ue004' |
| test_driver.send_keys(document.body, "\ue004"); |
| }); |
| } |
| }, true); |
| |
| document.addEventListener("keydown", function (evt) { |
| t.step(function () { |
| assert_equals(evt.keyCode, 9, "Please press 'Tab' key."); |
| }); |
| }, true); |
| |
| t.step(function () { |
| // TAB = '\ue004' |
| test_driver.send_keys(document.body, "\ue004"); |
| }); |
| </script> |
