tor-browser

The Tor Browser
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disabled-elements-01.html (3187B)

      1 <!DOCTYPE html>
      2 <title>HTMLFormElement: the disabled attribute</title>
      3 <link rel="author" title="Eric Casler" href="mailto:ericorange@gmail.com">
      4 <link rel="help" href="https://html.spec.whatwg.org/multipage/#enabling-and-disabling-form-controls:-the-disabled-attribute">
      5 <script src=/resources/testharness.js></script>
      6 <script src=/resources/testharnessreport.js></script>
      7 <div id="log"></div>
      8 <div id="root"></div>
      9 <script>
     10 // Elements tested for in this file
     11 var types = ["button", "input", "select", "textarea"];
     12 // no tests for: optgroup, option, fieldset
     13 
     14 var root = document.getElementById("root");
     15 for (var element_type = 0; element_type < types.length; element_type++) {
     16  test(function() {
     17    root.innerHTML = "<"+types[element_type]+" + id='elem'></"+types[element_type]+">";
     18 
     19    var elem = document.getElementById("elem");
     20    assert_false(elem.disabled);
     21  },
     22  "Test ["+types[element_type]+"]: default behaviour is NOT disabled");
     23 
     24  test(function() {
     25    var formats = ["disabled",
     26      "disabled=disabled", "disabled='disabled'",
     27      "disabled='true'", "disabled=true",
     28      "disabled='false'", "disabled=false"];
     29 
     30    for (var f = 0; f < formats.length; f++) {
     31      root.innerHTML = "<"+types[element_type]+" id='elem' " + formats[f] + "></"+types[element_type]+">";
     32 
     33      var elem = document.getElementById("elem");
     34      assert_true(elem.disabled);
     35    }
     36  },
     37  "Test ["+types[element_type]+"]: verify disabled acts as boolean attribute");
     38 
     39  test(function() {
     40    root.innerHTML = "<"+types[element_type]+" id='elem'></"+types[element_type]+"><input id='other' value='no event dispatched'></input>";
     41    var elem = document.getElementById("elem"),
     42      other = document.getElementById("other");
     43 
     44    assert_equals(other.value, "no event dispatched");
     45 
     46    elem.disabled = true;
     47    assert_true(elem.disabled);
     48 
     49    elem.onclick = function () {
     50      // change value of other element, to avoid *.value returning "" for disabled elements
     51      document.getElementById("other").value = "event dispatched";
     52    };
     53 
     54    // Check if dispatched event executes
     55    var evObj = document.createEvent('Events');
     56    evObj.initEvent("click", true, false);
     57    elem.dispatchEvent(evObj);
     58    assert_equals(other.value, "event dispatched");
     59  },
     60  "Test ["+types[element_type]+"]: synthetic click events should be dispatched");
     61 
     62  test(function() {
     63    root.innerHTML = "<"+types[element_type]+" id='elem'></"+types[element_type]+"><input id='other' value='no event dispatched'></input>";
     64    var elem = document.getElementById("elem"),
     65      other = document.getElementById("other");
     66 
     67    assert_equals(other.value, "no event dispatched");
     68 
     69    elem.disabled = true;
     70    assert_true(elem.disabled);
     71 
     72    elem.onclick = function () {
     73      // change value of other element, to avoid *.value returning "" for disabled elements
     74      document.getElementById("other").value = "event dispatched";
     75    };
     76 
     77    // Check that click() on a disabled element doesn't dispatch a click event.
     78    elem.click();
     79    assert_equals(other.value, "no event dispatched");
     80  },
     81  "Test ["+types[element_type]+"]: click() should not dispatch a click event");
     82 }
     83 root.innerHTML = "";
     84 </script>