chromium/third_party/blink/web_tests/css3/zoom-coords.xhtml

<html xmlns="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink">
<head>
<script src="../resources/ahem.js"></script>
<style type="text/css">
    body {
        margin:0px;
        border:0px;
        padding:0px;
    }
    text {
        text-rendering: geometricPrecision;
        font: 12px Ahem;
    }
    #div2, #svg2 {
        zoom:200%;
    }
    #div3, #svg3 {
        zoom:50%;
    }
</style>
</head>
<body>

<div id="div1" style="width:100px;height:50px;background-color:gray;"></div>
<div id="div2" style="width:100px;height:50px;background-color:green;"></div>
<div id="div3" style="width:200px;height:100px;background-color:blue;"></div>
<div style="width:600px;height=100px;">
<svg id="svg1" xmlns="http://www.w3.org/2000/svg"
     width="150px" height="50px" viewBox="0 0 150 100"
     preserveAspectRatio="none">
  <rect id="rect1" x="0" y="0" width="100px" height="100px" fill="gray" />
  <image id="image1" x="100px" y="0" width="50px" height="50px" xlink:href="../svg/W3C-SVG-1.1/resources/magnify.png" />
  <text id="text1" x="100px" y="75px">Test</text>
</svg><svg id="svg2" xmlns="http://www.w3.org/2000/svg"
     width="150px" height="50px" viewBox="0 0 150 100"
     preserveAspectRatio="none">
  <rect id="rect2" x="0" y="0" width="100px" height="100px" fill="green" />
  <image id="image2" x="100px" y="0" width="50px" height="50px" xlink:href="../svg/W3C-SVG-1.1/resources/magnify.png" />
  <text id="text2" x="100px" y="75px">Test</text>
</svg><svg id="svg3" xmlns="http://www.w3.org/2000/svg"
     width="300px" height="100px" viewBox="0 0 150 100"
     preserveAspectRatio="none">
  <rect id="rect3" x="0" y="0" width="100px" height="100px" fill="blue" />
  <image id="image3" x="100px" y="0" width="50px" height="50px" xlink:href="../svg/W3C-SVG-1.1/resources/magnify.png" />
  <text id="text3" x="100px" y="75px">Test</text>
</svg>
</div>

<div id="description"></div>
<div id="console"></div>

<script src="../resources/js-test.js"></script>
<script>

function msgDumpRenderTreeRequired()
{
    if (!window.testRunner)
        debug("The following tests may fail if not run in DumpRenderTree:");
}

description("This test checks getBoundingClientRect() on zoomed HTML and SVG elements");

if (self.testRunner)
  self.testRunner.setTextSubpixelPositioning(true);

debug("Gray rectangles: 100x50");
debug("Green rectangles: 100x50, zoom=200%");
debug("Blue rectangles: 200x100, zoom=50%");
debug("");

debug("Checking HTML elements:");
debug("");

// Slightly bigger than one layout unit.
var tolerance = 0.02;

var div1 = document.getElementById("div1").getBoundingClientRect();
shouldBe('div1.left', '0');
shouldBe('div1.top', '0');
shouldBe('div1.width', '100');
shouldBe('div1.height', '50');
shouldBe('div1.right', '100');
shouldBe('div1.bottom', '50');
debug("");

var div2 = document.getElementById("div2").getBoundingClientRect();
shouldBe('div2.left', '0');
shouldBe('div2.top', '50');
shouldBe('div2.width', '200');
shouldBe('div2.height', '100');
shouldBe('div2.right', '200');
shouldBe('div2.bottom', '150');
debug("");

var div3 = document.getElementById("div3").getBoundingClientRect();
shouldBe('div3.left', '0');
shouldBe('div3.top', '150');
shouldBe('div3.width', '100');
shouldBe('div3.height', '50');
shouldBe('div3.right', '100');
shouldBe('div3.bottom', '200');
debug("");

debug("Checking SVG elements:");
debug("");

var svg1 = document.getElementById("svg1").getBoundingClientRect();
shouldBe('svg1.left', '0');
shouldBe('svg1.top', '250');
shouldBe('svg1.width', '150');
shouldBe('svg1.height', '50');
shouldBe('svg1.right', '150');
shouldBe('svg1.bottom', '300');
var rect1 = document.getElementById("rect1").getBoundingClientRect();
shouldBe('rect1.left', '0');
shouldBe('rect1.top', '250');
shouldBe('rect1.width', '100');
shouldBe('rect1.height', '50');
shouldBe('rect1.right', '100');
shouldBe('rect1.bottom', '300');
var image1 = document.getElementById("image1").getBoundingClientRect();
shouldBe('image1.left', '100');
shouldBe('image1.top', '250');
shouldBe('image1.width', '50');
shouldBe('image1.height', '25');
shouldBe('image1.right', '150');
shouldBe('image1.bottom', '275');
var text1 = document.getElementById("text1").getBoundingClientRect();
shouldBe('text1.left', '100');
msgDumpRenderTreeRequired();
shouldBeCloseTo('text1.top', 283, 1);
shouldBeCloseTo('text1.height', 6, 1);
debug("");

var svg2 = document.getElementById("svg2").getBoundingClientRect();
shouldBe('svg2.left', '150');
shouldBe('svg2.top', '200');
shouldBe('svg2.width', '300');
shouldBe('svg2.height', '100');
shouldBe('svg2.right', '450');
shouldBe('svg2.bottom', '300');
var rect2 = document.getElementById("rect2").getBoundingClientRect();
shouldBe('rect2.left', '150');
shouldBe('rect2.top', '200');
shouldBe('rect2.width', '200');
shouldBe('rect2.height', '100');
shouldBe('rect2.right', '350');
shouldBe('rect2.bottom', '300');
var image2 = document.getElementById("image2").getBoundingClientRect();
shouldBe('image2.left', '350');
shouldBe('image2.top', '200');
shouldBe('image2.width', '100');
shouldBe('image2.height', '50');
shouldBe('image2.right', '450');
shouldBe('image2.bottom', '250');
var text2 = document.getElementById("text2").getBoundingClientRect();
shouldBe('text2.left', '350');
msgDumpRenderTreeRequired();
shouldBeCloseTo('text2.top', 265, 1);
shouldBeCloseTo('text2.width', '(text1.width * 2)', tolerance);
shouldBeCloseTo('text2.height', '(text1.height * 2)', tolerance);
debug("");

var svg3 = document.getElementById("svg3").getBoundingClientRect();
shouldBe('svg3.left', '450');
shouldBe('svg3.top', '250');
shouldBe('svg3.width', '150');
shouldBe('svg3.height', '50');
shouldBe('svg3.right', '600');
shouldBe('svg3.bottom', '300');
var rect3 = document.getElementById("rect3").getBoundingClientRect();
shouldBe('rect3.left', '450');
shouldBe('rect3.top', '250');
shouldBe('rect3.width', '100');
shouldBe('rect3.height', '50');
shouldBe('rect3.right', '550');
shouldBe('rect3.bottom', '300');
var image3 = document.getElementById("image3").getBoundingClientRect();
shouldBe('image3.left', '550');
shouldBe('image3.top', '250');
shouldBe('image3.width', '50');
shouldBe('image3.height', '25');
shouldBe('image3.right', '600');
shouldBe('image3.bottom', '275');
var text3 = document.getElementById("text3").getBoundingClientRect();
shouldBe('text3.left', '550');
msgDumpRenderTreeRequired();
shouldBeCloseTo('text3.top', 282, 1);
shouldBeCloseTo('text3.width', 'text1.width', tolerance);
shouldBeCloseTo('text3.height', 'text1.height', tolerance);
debug("");
</script>

</body>
</html>