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+<!DOCTYPE html>
+<html>
+ <head>
+ <meta charset="utf-8">
+ <title>CSS Transitions Test: Transitioning Pseudo Elements</title>
+ <meta name="assert" content="Test checks that transitions are run on pseudo elements">
+ <link rel="help" title="2.1. The 'transition-property' Property" href="http://www.w3.org/TR/css3-transitions/#transition-property-property">
+ <link rel="help" title="CSS21 - 12.1 The :before and :after pseudo-elements" href="http://www.w3.org/TR/CSS21/generate.html#before-after-content">
+ <link rel="help" title="CSS3 Generated and Replaced Content Module" href="http://www.w3.org/TR/css3-content/">
+ <link rel="author" title="Rodney Rehm" href="http://rodneyrehm.de/en/">
+ <meta name="flags" content="dom">
+
+ <script src="/resources/testharness.js" type="text/javascript"></script>
+ <script src="/resources/testharnessreport.js" type="text/javascript"></script>
+
+ <script src="./support/vendorPrefix.js" type="text/javascript"></script>
+ <script src="./support/helper.js" type="text/javascript"></script>
+ <script src="./support/runParallelAsyncHarness.js" type="text/javascript"></script>
+ <script src="./support/generalParallelTest.js" type="text/javascript"></script>
+ <script src="./support/properties.js" type="text/javascript"></script>
+
+ <style type="text/css">
+ #offscreen {
+ position: absolute;
+ top: -100000px;
+ left: -100000px;
+ width: 100000px;
+ height: 100000px;
+ }
+ </style>
+ </head>
+ <body>
+ <!-- required by testharnessreport.js -->
+ <div id="log"></div>
+ <!-- elements used for testing -->
+ <div id="fixture" class="fixture">
+ <div class="container">
+ <div class="transition">Text sample</div>
+ </div>
+ </div>
+ <div id="offscreen"></div>
+
+ <!--
+ SEE ./support/README.md for an abstract explanation of the test procedure
+ http://test.csswg.org/source/contributors/rodneyrehm/submitted/css3-transitions/README.md
+ -->
+
+ <script>
+
+ // this test takes its time, give it a minute to run
+ var timeout = 60000;
+ setup({timeout: timeout});
+
+ var tests = [
+ {
+ name: "transition padding-left on :before",
+ pseudo: 'before',
+ property: 'padding-left',
+ flags: {},
+ from: {'padding-left': '1px', 'content': '""'},
+ to: {'padding-left': '10px'}
+ }, {
+ name: "transition padding-left on :after",
+ pseudo: 'after',
+ property: 'padding-left',
+ flags: {},
+ from: {'padding-left': '1px', 'content': '""'},
+ to: {'padding-left': '10px'}
+ }, {
+ name: "transition padding-left on :before, changing content",
+ pseudo: 'before',
+ property: 'padding-left',
+ flags: {},
+ from: {'padding-left': '1px', 'content': '"1"'},
+ to: {'padding-left': '10px', 'content': '"2"'}
+ }, {
+ name: "transition padding-left on :after, changing content",
+ pseudo: 'after',
+ property: 'padding-left',
+ flags: {},
+ from: {'padding-left': '1px', 'content': '"1"'},
+ to: {'padding-left': '10px', 'content': '"2"'}
+ }
+ ];
+
+ // general transition-duration
+ var duration = '2s';
+
+ runParallelAsyncHarness({
+ // array of test data
+ tests: tests,
+ // the number of tests to run in parallel
+ testsPerSlice: 50,
+ // milliseconds to wait before calling teardown and ending test
+ duration: parseFloat(duration) * 1000,
+ // prepare individual test
+ setup: function(data, options) {
+ generalParallelTest.setup(data, options);
+
+ var styles = {};
+ styles['.fixture'] = {};
+ styles['.container'] = data.parentStyle;
+ styles['.container.to'] = {};
+ styles['.container.how'] = {};
+ styles['.transition'] = {};
+ styles['.transition:' + data.pseudo.name] = data.from;
+ styles['.transition.how:' + data.pseudo.name] = {transition: 'all ' + duration + ' linear 0s'};
+ styles['.transition.to:' + data.pseudo.name] = data.to;
+
+ generalParallelTest.addStyles(data, options, styles);
+ },
+ // cleanup after individual test
+ teardown: generalParallelTest.teardown,
+ // invoked prior to running a slice of tests
+ sliceStart: generalParallelTest.sliceStart,
+ // invoked after running a slice of tests
+ sliceDone: generalParallelTest.sliceDone,
+ // test cases, make them as granular as possible
+ cases: {
+ // test property values while transitioning
+ // values.start kicks off a transition
+ 'values': {
+ // run actual test, assertions can be used here!
+ start: function(test, data, options) {
+ // identify initial and target values
+ generalParallelTest.getStyle(data);
+ // make sure values differ, if they don't, the property could most likely not be parsed
+ assert_not_equals(data.pseudo.from, data.pseudo.to, "initial and target values may not match");
+ // kick off the transition
+ generalParallelTest.startTransition(data);
+
+ // make sure we didn't get the target value immediately.
+ // If we did, there wouldn't be a transition!
+ var current = data.pseudo.computedStyle(data.property);
+ assert_not_equals(current, data.pseudo.to, "must not be target value after start");
+ },
+ done: function(test, data, options) {
+ // make sure the property's value were neither initial nor target while transitioning
+ test.step(generalParallelTest.assertIntermediateValuesFunc(data, 'pseudo'));
+ }
+ }
+ },
+ // called once all tests are done
+ done: generalParallelTest.done
+ });
+ </script>
+ </body>
+</html>