| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>Hidden input element</title> |
| <link rel="author" title="Kinuko Yasuda" href="mailto:kinuko@chromium.org"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/#hidden-state-(type=hidden)"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| </head> |
| |
| <body> |
| <h1>Hidden input element</h1> |
| <div style="display: none"> |
| |
| <input id="hidden" type="hidden" /> |
| <input id="hidden_with_value" type="hidden" value="foo" /> |
| |
| </div> |
| <div id="log"></div> |
| <script type="text/javascript"> |
| |
| test( |
| function() { |
| assert_equals(document.getElementById("hidden").value, ""); |
| assert_equals(document.getElementById("hidden_with_value").value, "foo"); |
| }, "Value returns the current value for hidden"); |
| |
| test( |
| function() { |
| document.getElementById("hidden").value = "A"; |
| assert_equals(document.getElementById("hidden").value, "A"); |
| document.getElementById("hidden").value = "B"; |
| assert_equals(document.getElementById("hidden").value, "B"); |
| }, "Setting value changes the current value for hidden"); |
| |
| test( |
| function() { |
| assert_equals(document.getElementById("hidden").files, null); |
| }, "files attribute must return null for hidden"); |
| |
| test( |
| function() { |
| assert_equals(document.getElementById("hidden").valueAsDate, null); |
| }, "valueAsDate attribute must return null for hidden"); |
| |
| test( |
| function() { |
| assert_equals(document.getElementById("hidden").valueAsNumber, NaN); |
| }, "valueAsNumber attribute must return NaN for hidden"); |
| |
| test( |
| function() { |
| assert_equals(document.getElementById("hidden").list, null); |
| }, "list attribute must return null for hidden"); |
| |
| test( |
| function() { |
| var el = document.getElementById("hidden"); |
| assert_throws_dom("InvalidStateError", function() { el.stepDown(); }, ""); |
| }, "stepDown does not apply for hidden"); |
| |
| test( |
| function() { |
| var el = document.getElementById("hidden"); |
| assert_throws_dom("InvalidStateError", function() { el.stepUp(); }, ""); |
| }, "stepUp does not apply for hidden"); |
| |
| test(function(){ |
| var el = document.getElementById("hidden"); |
| assert_false(el.willValidate); |
| }, "input type=hidden is barred from constraint validation"); |
| </script> |
| </body> |
| </html> |
