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132 lines
3.5 KiB
HTML
132 lines
3.5 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>CSS Test: document.elementFromPoint() for overlapping, positioned regions with non-auto z-index</title>
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<link rel="author" title="Mihai Balan" href="mailto:mibalan@adobe.com">
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<link rel="help" href="http://www.w3.org/TR/css3-regions/#the-flow-into-property">
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<link rel="help" href="http://www.w3.org/TR/css3-regions/#flow-from">
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<meta name="flags" content="ahem">
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<meta name="assert" content="Test checks that document.elementFromPoint() returns the correct
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region when multiple regions are absolutely positioned, overlap and have non-auto z-index.">
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<style>
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html, body {
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margin: 0;
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}
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#content {
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font-family: Ahem;
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font-size: 20px;
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line-height: 1em;
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color: lime;
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flow-into: f;
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}
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.region {
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position: absolute;
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top: 50px;
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left: 50px;
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width: 100px;
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height: 100px;
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border-left: 20px solid lightblue;
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background-color: green;
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flow-from: f;
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}
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.region p {
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height: 50%;
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background-color: red;
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}
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.front {
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z-index: 42;
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border-left-color: orange;
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}
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.middle {
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z-index: 32;
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border-left-color: lightblue;
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}
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.back {
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z-index: 16;
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border-left-color: yellow;
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}
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.left {
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top: 50px;
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left: 50px;
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}
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.center {
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top: 90px;
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left: 100px;
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}
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.right {
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top: 130px;
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left: 150px;
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}
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#log {
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margin-top: 250px;
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}
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</style>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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</head>
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<body>
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<div id="content">
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<div id="block1">
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xxxxx<br>xxxxx<br>xxxxx<br>xxxxx<br>xxxxx
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</div>
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<div id="block2">
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xxxxx<br>xxxxx<br>xxxxx<br>xxxxx<br>xxxxx
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</div>
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<div id="block3">
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xxxxx<br>xxxxx<br>xxxxx<br>xxxxx<br>xxxxx
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</div>
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</div>
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<div class="region">
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<p> </p>
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</div>
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<div class="region">
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<p> </p>
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</div>
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<div class="region">
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<p> </p>
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</div>
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<div id="log"></div>
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<script>
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function applyClasses(selector, classes) {
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var elements = document.querySelectorAll(selector),
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length = elements.length;
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for (var i = 0; i < length; i++) {
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elements[i].className = "region " + classes[i];
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}
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document.body.offsetTop;
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}
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function runTests() {
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var regionsEnabled = document.querySelector(".region p").getBoundingClientRect().width == 0;
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test(function() {
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applyClasses(".region", [ "middle", "front", "back" ]);
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assert_true(regionsEnabled, "Regions is enabled");
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assert_equals(document.elementFromPoint(60, 100), document.querySelector(".front"));
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}, "document.elementFromPoint() for point on region border, with all regions overlapping with non-auto z-index");
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test(function() {
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applyClasses(".region", [ "right middle", "left front", " center back" ]);
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assert_true(regionsEnabled, "Regions is enabled");
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assert_equals(document.elementFromPoint(60, 100), document.querySelector(".front"));
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}, "document.elementFromPoint() for point on region border, with regions partially overlapping with non-auto z-index");
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test(function() {
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applyClasses(".region", [ "right middle", "center front", " left back" ]);
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assert_true(regionsEnabled, "Regions is enabled");
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//we're checking the "right middle" region, inside it
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assert_equals(document.elementFromPoint(180, 210), document.querySelector("#block1"));
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}, "document.elementFromPoint() for point inside region (effectively, content node), with regions partially overlapping with non-auto z-index");
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}
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runTests();
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</script>
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</body>
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</html>
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