94 lines
3.6 KiB
HTML
94 lines
3.6 KiB
HTML
<!doctype html>
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<html>
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<head>
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<script src="../../resources/js-test-pre.js"></script>
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<style>
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* {
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background-color: white;
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color: black;
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fill-opacity: 1;
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min-width: 0px;
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}
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foo:first-of-type+padding+padding+padding+bar {
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background-color: rgb(1, 2, 3);
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}
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foo:first-of-type+padding+padding+padding+bar baz {
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color: rgb(4, 5, 6);
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}
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</style>
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</head>
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<body>
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<div>
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<foo></foo>
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<padding></padding>
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<padding></padding>
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<padding></padding>
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<bar id="bar-with-renderer">
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<baz id="baz-with-renderer"></baz>
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</bar>
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</div>
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<div style="display:none;">
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<foo></foo>
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<padding></padding>
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<padding></padding>
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<padding></padding>
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<bar id="bar-without-renderer">
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<baz id="baz-without-renderer"></baz>
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</bar>
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</div>
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</body>
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<script>
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description('Test style update caused by tree changes with the selector :first-of-type. This test does not use any sibling "~" combinator to avoid its more generic marking.');
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function testColor(expectMatch) {
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shouldBeEqualToString('getComputedStyle(document.getElementById("bar-with-renderer")).backgroundColor', expectMatch ? 'rgb(1, 2, 3)' : 'rgb(255, 255, 255)');
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shouldBeEqualToString('getComputedStyle(document.getElementById("baz-with-renderer")).backgroundColor', 'rgb(255, 255, 255)');
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shouldBeEqualToString('getComputedStyle(document.getElementById("bar-without-renderer")).backgroundColor', expectMatch ? 'rgb(1, 2, 3)' : 'rgb(255, 255, 255)');
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shouldBeEqualToString('getComputedStyle(document.getElementById("baz-without-renderer")).backgroundColor', 'rgb(255, 255, 255)');
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shouldBeEqualToString('getComputedStyle(document.getElementById("bar-with-renderer")).color', 'rgb(0, 0, 0)');
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shouldBeEqualToString('getComputedStyle(document.getElementById("baz-with-renderer")).color', expectMatch ? 'rgb(4, 5, 6)' : 'rgb(0, 0, 0)');
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shouldBeEqualToString('getComputedStyle(document.getElementById("bar-without-renderer")).color', 'rgb(0, 0, 0)');
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shouldBeEqualToString('getComputedStyle(document.getElementById("baz-without-renderer")).color', expectMatch ? 'rgb(4, 5, 6)' : 'rgb(0, 0, 0)');
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}
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function addElementAsFirstChild(tagName, className)
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{
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var allFoos = document.querySelectorAll("foo");
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for (var i = 0; i < allFoos.length; ++i) {
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var newElement = document.createElement(tagName);
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newElement.className = className;
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allFoos[i].parentElement.insertBefore(newElement, allFoos[i]);
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}
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}
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debug("Initialy, <foo> is the first of its type, the style should match.");
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testColor(true);
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debug("Adding a few elements that are not <foo> do not invalidate the :first-of-type.");
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addElementAsFirstChild("notfoo");
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addElementAsFirstChild("notfoo");
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addElementAsFirstChild("notfoo");
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addElementAsFirstChild("notfoo");
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testColor(true);
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debug("Adding a second <foo>. This should breat the rules because the new foo does not match \"+ padding\".");
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addElementAsFirstChild("foo", "extra-foo");
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testColor(false);
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debug("Adding a few elements that are not <foo>, we should still not match because of the previously added <foo>.");
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addElementAsFirstChild("notfoo");
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addElementAsFirstChild("notfoo");
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addElementAsFirstChild("notfoo");
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addElementAsFirstChild("notfoo");
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testColor(false);
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debug("Removing the <foo> blocking foo:first-of-type+padding.");
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var extraFoos = document.querySelectorAll(".extra-foo");
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for (var i = 0; i < extraFoos.length; ++i)
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extraFoos[i].parentElement.removeChild(extraFoos[i]);
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testColor(true);
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</script>
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<script src="../../resources/js-test-post.js"></script>
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</html>
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