зеркало из https://github.com/mozilla/gecko-dev.git
212 строки
6.2 KiB
HTML
212 строки
6.2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=560112
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-->
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<head>
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<title>Test for Bug 560112</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=560112">Mozilla Bug 560112</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 560112 **/
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/**
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* Sets dataset property. Checks data attribute "attr".
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* Gets dataset property. Checks data attribute "attr".
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* Overwrites dataset property Checks data attribute "attr".
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* Deletes dataset property. Checks data attribute "attr".
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*/
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function SetGetOverwriteDel(attr, prop)
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{
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var el = document.createElement('div');
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// Set property.
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is(prop in el.dataset, false, 'Property should not be in dataset before setting.');
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el.dataset[prop] = "zzzzzz";
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is(prop in el.dataset, true, 'Property should be in dataset after setting.');
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ok(el.hasAttribute(attr), 'Element should have data attribute for dataset property "' + prop + '".');
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// Get property.
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is(el.dataset[prop], "zzzzzz", 'Dataset property "' + prop + '" should have value "zzzzzz".');
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is(el.getAttribute(attr), "zzzzzz", 'Attribute "' + attr + '" should have value "zzzzzz".');
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// Overwrite property.
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el.dataset[prop] = "yyyyyy";
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is(el.dataset[prop], "yyyyyy", 'Dataset property "' + prop + '" should have value "yyyyyy".');
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is(el.getAttribute(attr), "yyyyyy", 'Attribute "' + attr + '" should have value "yyyyyy".');
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// Delete property.
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delete el.dataset[prop];
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ok(!el.hasAttribute(attr), 'Element should not have data attribute for dataset property "' + prop + '".');
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is(prop in el.dataset, false, 'Deleted property should not be in dataset.');
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}
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/**
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* Sets dataset property and expects exception.
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*/
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function SetExpectException(prop)
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{
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var el = document.createElement('div');
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try {
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el.dataset[prop] = "xxxxxx";
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ok(false, 'Exception should have been thrown.');
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} catch (ex) {
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ok(true, 'Exception should have been thrown.');
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}
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}
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/**
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* Adds attributes in "attrList" to element.
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* Deletes attributes in "delList" from element.
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* Checks for "numProp" properties in dataset.
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*/
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function DelAttrEnumerate(attrList, delList, numProp)
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{
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var el = document.createElement('div');
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// Adds attributes in "attrList".
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for (var i = 0; i < attrList.length; ++i) {
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el.setAttribute(attrList[i], "aaaaaa");
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}
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// Remove attributes in "delList".
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for (var i = 0; i < delList.length; ++i) {
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el.removeAttribute(delList[i]);
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}
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var numPropCounted = 0;
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for (var prop in el.dataset) {
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if (el.dataset[prop] == "aaaaaa") {
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++numPropCounted;
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}
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}
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is(numPropCounted, numProp, 'Number of enumerable dataset properties is incorrent after attribute removal.');
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}
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/**
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* Adds attributes in "attrList" to element.
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* Checks for "numProp" properties in dataset.
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*/
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function Enumerate(attrList, numProp)
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{
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var el = document.createElement('div');
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// Adds attributes in "attrList" to element.
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for (var i = 0; i < attrList.length; ++i) {
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el.setAttribute(attrList[i], "aaaaaa");
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}
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var numPropCounted = 0;
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for (var prop in el.dataset) {
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if (el.dataset[prop] == "aaaaaa") {
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++numPropCounted;
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}
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}
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is(numPropCounted, numProp, 'Number of enumerable dataset properties is incorrect.');
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}
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/**
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* Adds dataset property then removes attribute from element and check for presence of
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* properties using the "in" operator.
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*/
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function AddPropDelAttr(attr, prop)
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{
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var el = document.createElement('div');
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el.dataset[prop] = 'dddddd';
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is(prop in el.dataset, true, 'Operator "in" should return true after setting property.');
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el.removeAttribute(attr);
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is(prop in el.dataset, false, 'Operator "in" should return false for removed attribute.');
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}
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/**
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* Adds then removes attribute from element and check for presence of properties using the
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* "in" operator.
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*/
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function AddDelAttr(attr, prop)
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{
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var el = document.createElement('div');
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el.setAttribute(attr, 'dddddd');
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is(prop in el.dataset, true, 'Operator "in" should return true after setting attribute.');
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el.removeAttribute(attr);
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is(prop in el.dataset, false, 'Operator "in" should return false for removed attribute.');
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}
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// Typical use case.
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SetGetOverwriteDel('data-property', 'property');
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SetGetOverwriteDel('data-a-longer-property', 'aLongerProperty');
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AddDelAttr('data-property', 'property');
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AddDelAttr('data-a-longer-property', 'aLongerProperty');
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AddPropDelAttr('data-property', 'property');
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AddPropDelAttr('data-a-longer-property', 'aLongerProperty');
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// Empty property name.
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SetGetOverwriteDel('data-', '');
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// Leading dash characters.
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SetGetOverwriteDel('data--', '-');
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SetGetOverwriteDel('data--d', 'D');
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SetGetOverwriteDel('data---d', '-D');
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// Trailing dash characters.
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SetGetOverwriteDel('data-d-', 'd-');
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SetGetOverwriteDel('data-d--', 'd--');
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SetGetOverwriteDel('data-d-d-', 'dD-');
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// "data-" in attribute name.
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SetGetOverwriteDel('data-data-', 'data-');
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SetGetOverwriteDel('data-data-data-', 'dataData-');
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// Longer attribute.
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SetGetOverwriteDel('data-long-long-long-long-long-long-long-long-long-long-long-long-long', 'longLongLongLongLongLongLongLongLongLongLongLongLong');
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var longAttr = 'data-long';
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var longProp = 'long';
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for (var i = 0; i < 30000; ++i) {
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// Create really long attribute and property names.
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longAttr += '-long';
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longProp += 'Long';
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}
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SetGetOverwriteDel(longAttr, longProp);
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// Syntax error in setting dataset property (dash followed by lower case).
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SetExpectException('-a');
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SetExpectException('a-a');
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SetExpectException('a-a-a');
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// Invalid character.
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SetExpectException('a a');
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// Enumeration over dataset properties.
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Enumerate(['data-a-big-fish'], 1);
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Enumerate(['dat-a-big-fish'], 0);
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Enumerate(['data-'], 1);
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Enumerate(['data-', 'data-more-data'], 2);
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Enumerate(['daaata-', 'data-more-data'], 1);
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// Delete data attributes and enumerate properties.
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DelAttrEnumerate(['data-one', 'data-two'], ['data-one'], 1);
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DelAttrEnumerate(['data-one', 'data-two'], ['data-three'], 2);
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DelAttrEnumerate(['data-one', 'data-two'], ['one'], 2);
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</script>
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</pre>
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</body>
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</html>
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