gecko-dev/layout/base/tests/test_getBoxQuads_convertPoi...

<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body onload="startTest()">
<p id="display"></p>
<script>
// Global variables we want eval() to be able to reference from anywhere
var f1d;
var text;
var suppressedText;
var suppressedText2;
var comment;
var fragment;
var openedWindow;
var zeroPoint;
var zeroRect;
var zeroQuad;
var notInDocument = document.createElement('div');

function isEval(expr, b) {
  is(eval(expr), b, expr);
}

function isApprox(a, b, msg, options) {
  if (a != b && 'tolerance' in options &&
      Math.abs(a - b) < options.tolerance) {
    ok(true, msg + "(" + a + " within " + options.tolerance + " of " + b + ")");
    return;
  }
  is(a, b, msg);
}

function makeQuadsExpr(fromStr, options) {
  var getBoxQuadsOptionParts = [];
  if ('box' in options) {
    getBoxQuadsOptionParts.push("box:'" + options.box + "'");
  }
  if ('toStr' in options) {
    getBoxQuadsOptionParts.push("relativeTo:" + options.toStr);
  }
  return fromStr + ".getBoxQuads({" + getBoxQuadsOptionParts.join(',') + "})";
}

function makePointExpr(fromStr, options, x, y) {
  var convertPointOptionParts = [];
  if ('box' in options) {
    convertPointOptionParts.push("fromBox:'" + options.box + "'");
  }
  if ('toBox' in options) {
    convertPointOptionParts.push("toBox:'" + options.toBox + "'");
  }
  return ('toStr' in options ? options.toStr : "document") +
    ".convertPointFromNode(new DOMPoint(" + x + "," + y + ")," + fromStr + ",{" +
    convertPointOptionParts.join(",") + "})";
}

function checkConvertPoints(fromStr, options, x1, y1, x2, y2, x3, y3, x4, y4) {
  var selfQuads = eval(fromStr).getBoxQuads(
    {box:options.box == "" ? "border" : options.box,
     relativeTo:eval(fromStr)});
  var boxWidth = selfQuads[0].bounds.width;
  var boxHeight = selfQuads[0].bounds.height;

  var convertTopLeftPointExpr = makePointExpr(fromStr, options, 0, 0);
  var topLeft = eval(convertTopLeftPointExpr);
  isApprox(topLeft.x, x1, convertTopLeftPointExpr + ".x", options);
  isApprox(topLeft.y, y1, convertTopLeftPointExpr + ".y", options);

  var convertTopRightPointExpr = makePointExpr(fromStr, options, boxWidth, 0);
  var topRight = eval(convertTopRightPointExpr);
  isApprox(topRight.x, x2, convertTopRightPointExpr + ".x", options);
  isApprox(topRight.y, y2, convertTopRightPointExpr + ".y", options);

  var convertBottomRightPointExpr = makePointExpr(fromStr, options, boxWidth, boxHeight);
  var bottomRight = eval(convertBottomRightPointExpr);
  isApprox(bottomRight.x, x3, convertBottomRightPointExpr + ".x", options);
  isApprox(bottomRight.y, y3, convertBottomRightPointExpr + ".y", options);

  var convertBottomLeftPointExpr = makePointExpr(fromStr, options, 0, boxHeight);
  var bottomLeft = eval(convertBottomLeftPointExpr);
  isApprox(bottomLeft.x, x4, convertBottomLeftPointExpr + ".x", options);
  isApprox(bottomLeft.y, y4, convertBottomLeftPointExpr + ".y", options);
}

function checkConvertRect(fromStr, options, x1, y1, x2, y2, x3, y3, x4, y4) {
  var selfQuads = eval(fromStr).getBoxQuads(
    {box:options.box == "" ? "border" : options.box,
     relativeTo:eval(fromStr)});
  var boxWidth = selfQuads[0].bounds.width;
  var boxHeight = selfQuads[0].bounds.height;

  var convertPointOptionParts = [];
  if ('box' in options) {
    convertPointOptionParts.push("fromBox:'" + options.box + "'");
  }
  if ('toBox' in options) {
    convertPointOptionParts.push("toBox:'" + options.toBox + "'");
  }

  var convertRectExpr = ('toStr' in options ? options.toStr : "document") +
    ".convertRectFromNode(new DOMRect(0,0," + boxWidth + "," + boxHeight + ")," +
    fromStr + ",{" + convertPointOptionParts.join(",") + "})";
  var quad = eval(convertRectExpr);
  isApprox(quad.p1.x, x1, convertRectExpr + ".p1.x", options);
  isApprox(quad.p1.y, y1, convertRectExpr + ".p1.y", options);
  isApprox(quad.p2.x, x2, convertRectExpr + ".p2.x", options);
  isApprox(quad.p2.y, y2, convertRectExpr + ".p2.y", options);
  isApprox(quad.p3.x, x3, convertRectExpr + ".p3.x", options);
  isApprox(quad.p3.y, y3, convertRectExpr + ".p3.y", options);
  isApprox(quad.p4.x, x4, convertRectExpr + ".p4.x", options);
  isApprox(quad.p4.y, y4, convertRectExpr + ".p4.y", options);
}

function checkConvertQuad(fromStr, options, x1, y1, x2, y2, x3, y3, x4, y4) {
  var selfQuads = eval(fromStr).getBoxQuads(
    {box:options.box == "" ? "border" : options.box,
     relativeTo:eval(fromStr)});
  var boxWidth = selfQuads[0].bounds.width;
  var boxHeight = selfQuads[0].bounds.height;

  var convertPointOptionParts = [];
  if ('box' in options) {
    convertPointOptionParts.push("fromBox:'" + options.box + "'");
  }
  if ('toBox' in options) {
    convertPointOptionParts.push("toBox:'" + options.toBox + "'");
  }

  var convertQuadExpr = ('toStr' in options ? options.toStr : "document") +
    ".convertQuadFromNode(new DOMQuad(new DOMRect(0,0," + boxWidth + "," + boxHeight + "))," +
    fromStr + ",{" + convertPointOptionParts.join(",") + "})";
  var quad = eval(convertQuadExpr);
  isApprox(quad.p1.x, x1, convertQuadExpr + ".p1.x", options);
  isApprox(quad.p1.y, y1, convertQuadExpr + ".p1.y", options);
  isApprox(quad.p2.x, x2, convertQuadExpr + ".p2.x", options);
  isApprox(quad.p2.y, y2, convertQuadExpr + ".p2.y", options);
  isApprox(quad.p3.x, x3, convertQuadExpr + ".p3.x", options);
  isApprox(quad.p3.y, y3, convertQuadExpr + ".p3.y", options);
  isApprox(quad.p4.x, x4, convertQuadExpr + ".p4.x", options);
  isApprox(quad.p4.y, y4, convertQuadExpr + ".p4.y", options);
}

function checkQuadIsRect(fromStr, options, x, y, w, h) {
  var quadsExpr = makeQuadsExpr(fromStr, options);
  var quads = eval(quadsExpr);
  is(quads.length, 1, quadsExpr + " checking quad count");
  var q = quads[0];
  isApprox(q.p1.x, x, quadsExpr + " checking quad.p1.x", options);
  isApprox(q.p1.y, y, quadsExpr + " checking quad.p1.y", options);
  isApprox(q.p2.x, x + w, quadsExpr + " checking quad.p2.x", options);
  isApprox(q.p2.y, y, quadsExpr + " checking quad.p2.y", options);
  isApprox(q.p3.x, x + w, quadsExpr + " checking quad.p3.x", options);
  isApprox(q.p3.y, y + h, quadsExpr + " checking quad.p3.y", options);
  isApprox(q.p4.x, x, quadsExpr + " checking quad.p4.x", options);
  isApprox(q.p4.y, y + h, quadsExpr + " checking quad.p4.y", options);

  isApprox(q.bounds.left, x, quadsExpr + " checking quad.bounds.left", options);
  isApprox(q.bounds.top, y, quadsExpr + " checking quad.bounds.top", options);
  isApprox(q.bounds.width, w, quadsExpr + " checking quad.bounds.width", options);
  isApprox(q.bounds.height, h, quadsExpr + " checking quad.bounds.height", options);

  checkConvertPoints(fromStr, options, x, y, x + w, y, x + w, y + h, x, y + h);
  checkConvertRect(fromStr, options, x, y, x + w, y, x + w, y + h, x, y + h);
  checkConvertQuad(fromStr, options, x, y, x + w, y, x + w, y + h, x, y + h);
}

function checkQuadIsQuad(fromStr, options, x1, y1, x2, y2, x3, y3, x4, y4) {
  var quadsExpr = makeQuadsExpr(fromStr, options);
  var quads = eval(quadsExpr);
  is(quads.length, 1, quadsExpr + " checking quad count");
  var q = quads[0];
  isApprox(q.p1.x, x1, quadsExpr + " checking quad.p1.x", options);
  isApprox(q.p1.y, y1, quadsExpr + " checking quad.p1.y", options);
  isApprox(q.p2.x, x2, quadsExpr + " checking quad.p2.x", options);
  isApprox(q.p2.y, y2, quadsExpr + " checking quad.p2.y", options);
  isApprox(q.p3.x, x3, quadsExpr + " checking quad.p3.x", options);
  isApprox(q.p3.y, y3, quadsExpr + " checking quad.p3.y", options);
  isApprox(q.p4.x, x4, quadsExpr + " checking quad.p4.x", options);
  isApprox(q.p4.y, y4, quadsExpr + " checking quad.p4.y", options);

  isApprox(q.bounds.left, Math.min(x1,x2,x3,x4), quadsExpr + " checking quad.bounds.left", options);
  isApprox(q.bounds.top, Math.min(y1,y2,y3,y4), quadsExpr + " checking quad.bounds.top", options);
  isApprox(q.bounds.right, Math.max(x1,x2,x3,x4), quadsExpr + " checking quad.bounds.right", options);
  isApprox(q.bounds.bottom, Math.max(y1,y2,y3,y4), quadsExpr + " checking quad.bounds.bottom", options);

  checkConvertPoints(fromStr, options, x1, y1, x2, y2, x3, y3, x4, y4);
  checkConvertRect(fromStr, options, x1, y1, x2, y2, x3, y3, x4, y4);
  checkConvertQuad(fromStr, options, x1, y1, x2, y2, x3, y3, x4, y4);
}

function checkException(expr, name) {
  try {
    eval(expr);
    ok(false, "Exception should have been thrown for " + expr);
  } catch (ex) {
    is(ex.name, name, "Checking exception type for " + expr);
  }
}

function checkNotFound(fromStr, toStr, x1, y1, x2, y2) {
  var convertPointExpr = toStr + ".convertPointFromNode(new DOMPoint(" + x1 +
    "," + y1 + ")," + fromStr + ")";
  checkException(convertPointExpr, "NotFoundError");

  var convertRectExpr = toStr + ".convertRectFromNode(new DOMRect(" + x1 +
    "," + y1 + "," + x2 + "," + y2 + ")," + fromStr + ")";
  checkException(convertRectExpr, "NotFoundError");

  var convertQuadExpr = toStr + ".convertQuadFromNode(new DOMQuad(new DOMRect(" + x1 +
    "," + y1 + "," + x2 + "," + y2 + "))," + fromStr + ")";
  checkException(convertQuadExpr, "NotFoundError");
}
</script>
<style>
em {
  display:inline-block; height:10px; background:gray;
}
</style>
<div id="dContainer"
     style="padding:13px 14px 15px 16px;
            border-width:17px 18px 19px 20px; border-style:solid; border-color:yellow;
            margin:21px 22px 23px 24px;">
  <div id="d"
       style="width:120px; height:90px; padding:1px 2px 3px 4px;
              border-width:5px 6px 7px 8px; border-style:solid; border-color:yellow;
              margin:9px 10px 11px 12px; background:blue;">
  </div>
</div>

<div id="dUnrelated" style="width:50px; height:50px;"></div>

<iframe id="f1" style="width:50px; height:50px; border:0; background:lime;"
        src="data:text/html,<!DOCTYPE HTML><html style='padding:25px'><div id='f1d' style='position:absolute; left:14px; top:15px; width:16px; height:17px; background:pink'></div>">
</iframe>
<!--
It matters that the first part of this span is on the same line as the above <iframe>!
That ensures the first quad's X position is not equal to the anonymous block's X position.
-->
<span id="ibSplit"
  ><em id="ibSplitPart1" style="width:100px;"></em
  ><div style="width:110px; height:20px; background:black"></div
  ><em style="width:130px;"></em></span>

<table cellspacing="0" id="table" style="border:0; margin:8px; padding:0; background:orange">
  <tbody style="padding:0; margin:0; border:0; background:blue">
    <tr style="height:50px; padding:0; margin:0; border:0">
      <td style="border:0; margin:0; padding:0">Cell</td>
    </tr>
  </tbody>
  <caption style="height:40px; background:yellow">Caption</caption>
</table>

<div style="height:80px; -moz-column-count:2; -moz-column-fill:auto; border:2px solid black;">
  <div style="height:20px;"></div>
  <div id="colSplit" style="height:80px; background:blue; border:10px solid red; border-bottom-width:15px"></div>
</div>

<div style="width:200px; border:2px solid black;"
  ><em style="width:150px;"></em
  ><span id="inlineSplit" style="background:pink; border:10px solid red; border-right-width:15px"
    ><em style="width:20px; background:green"></em><em style="width:60px"></em
  ></span
></div>

<div style="width:200px; border:2px solid black;"
  ><em style="width:150px;"></em
  ><span id="textContainer">T
TextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextTextText</span
></div>

<div id="suppressedTextContainer"> </div>
<div id="suppressedTextContainer2"> </div>

<div id="commentContainer"><!-- COMMENT --></div>

<div id="displayNone" style="display:none"></div>

<div id="overflowHidden"
     style="overflow:hidden; width:120px; height:90px; padding:1px 2px 3px 4px;
            border-width:5px 6px 7px 8px; border-style:solid; border-color:yellow;
            margin:9px 10px 11px 12px; background:blue;">
  <div style="height:400px; background:lime;"></div>
</div>

<div id="overflowScroll"
     style="overflow:scroll; width:120px; height:90px; padding:1px 2px 3px 4px;
            border-width:5px 6px 7px 8px; border-style:solid; border-color:yellow;
            margin:9px 10px 11px 12px; background:blue; background-clip:content-box;">
  <div id="overflowScrollChild" style="height:400px;"></div>
</div>

<div id="scaleTransformContainer" style="width:200px; height:200px;">
  <div id="scaleTransform"
       style="transform:scale(2); transform-origin:top left; width:70px; height:80px; background:yellow"></div>
</div>

<div id="translateTransformContainer" style="width:200px; height:200px;">
  <div id="translateTransform"
       style="transform:translate(30px,40px); width:70px; height:80px; background:yellow"></div>
</div>

<div id="rotateTransformContainer" style="width:200px; height:200px;">
  <div id="rotateTransform"
       style="transform:rotate(90deg); width:70px; height:80px; background:yellow"></div>
</div>

<div id="flipTransformContainer" style="width:200px; height:200px;">
  <div id="flipTransform"
       style="transform:scaleY(-1); width:70px; height:80px; background:yellow"></div>
</div>

<div id="rot45TransformContainer" style="width:200px; height:200px;">
  <div id="rot45Transform"
       style="transform:rotate(45deg); width:100px; height:100px; background:yellow"></div>
</div>

<div id="singularTransform" style="transform:scale(0); width:200px; height:200px;">
  <div id="singularTransformChild1" style="height:50px;"></div>
  <div id="singularTransformChild2" style="height:50px;"></div>
</div>

<div id="threeDTransformContainer" style="perspective:600px; width:200px; height:200px">
  <div id="threeDTransform" style="transform:rotateY(70deg); background:yellow; height:100px; perspective:600px">
    <div id="threeDTransformChild" style="transform:rotateY(-70deg); background:blue; height:50px;"></div>
  </div>
</div>

<div id="preserve3DTransformContainer" style="perspective:600px; width:200px; height:200px">
  <div id="preserve3DTransform" style="transform:rotateY(70deg); transform-style:preserve-3d; background:yellow; height:100px;">
    <div id="preserve3DTransformChild" style="transform:rotateY(-70deg); background:blue; height:50px;"></div>
  </div>
</div>

<div id="svgContainer">
  <svg id="svg" style="width:200px; height:200px; background:lightgray; border:7px solid blue; padding:4px">
    <circle id="circle" cx="50" cy="50" r="20" fill="red" style="margin:20px; padding:10px; border:15px solid black"></circle>
    <g transform="scale(2)">
      <foreignObject x="50" y="20">
        <div id="foreign" style="width:100px; height:60px; background:purple"></div>
      </foreignObject>
    </g>
  </svg>
</div>

<script>
SimpleTest.waitForExplicitFinish();

window.scrollTo(0,0);

function startTest() {
  SpecialPowers.pushPrefEnv({"set": [["layout.css.DOMPoint.enabled", true],
                                     ["layout.css.DOMQuad.enabled", true],
                                     ["layout.css.getBoxQuads.enabled", true],
                                     ["layout.css.convertFromNode.enabled", true]]}, grabFeatures);
}

// This is a bit of a hack but it works. Our Window object was set up while
// the prefs might have been false so it may not have the features we're
// testing. Create an <iframe> whose Window is initialized while the prefs are
// true, and we can steal the features from that Window.
// When these prefs are enabled on all builds by default, we can skip this step.
function grabFeatures() {
  var x = document.createElement('iframe');
  x.src = "about:blank";
  document.body.appendChild(x);
  function setupFeatures(w) {
    for (var name of ["getBoxQuads", "convertQuadFromNode", "convertRectFromNode", "convertPointFromNode"]) {
      w.Text.prototype[name] = x.contentWindow.Text.prototype[name];
      w.Element.prototype[name] = x.contentWindow.Element.prototype[name];
      w.Document.prototype[name] = x.contentWindow.Document.prototype[name];
    }
    for (var name of ["DOMPoint", "DOMQuad"]) {
      w[name] = x.contentWindow[name];
    }
  }
  x.onload = function() {
    setupFeatures(window);
    setupFeatures(f1.contentWindow);
    runTest();
  };
}

function runTest() {
  zeroPoint = new DOMPoint(0,0);
  zeroRect = new DOMRect(0,0,0,0);
  zeroQuad = new DOMQuad(zeroRect);

  // Setup globals
  f1d = f1.contentWindow.f1d;
  text = textContainer.firstChild;
  suppressedText = suppressedTextContainer.firstChild;
  suppressedText2 = suppressedTextContainer2.firstChild;
  comment = commentContainer.firstChild;
  fragment = document.createDocumentFragment();

  // Test basic BoxQuadOptions.box.
  var dX = d.getBoundingClientRect().left;
  var dY = d.getBoundingClientRect().top;
  var dW = d.getBoundingClientRect().width;
  var dH = d.getBoundingClientRect().height;

  checkQuadIsRect("d", {box:"content"},
                  dX + 4 + 8, dY + 1 + 5, 120, 90);
  checkQuadIsRect("d", {box:"padding"},
                  dX + 8, dY + 5, 120 + 2 + 4, 90 + 1 + 3);
  checkQuadIsRect("d", {box:"border"},
                  dX, dY, dW, dH);
  checkQuadIsRect("d", {},
                  dX, dY, 120 + 2 + 4 + 6 + 8, 90 + 1 + 3 + 5 + 7);
  checkQuadIsRect("d", {box:"margin"},
                  dX - 12, dY - 9, 120 + 2 + 4 + 6 + 8 + 10 + 12, 90 + 1 + 3 + 5 + 7 + 9 + 11);

  // Test basic BoxQuadOptions.relativeTo
  checkQuadIsRect("d", {toStr:"dContainer"},
                  12 + 16 + 20, 9 + 13 + 17, dW, dH);

  // Test BoxQuadOptions.relativeTo relative to this document          
  checkQuadIsRect("d", {toStr:"document"},
                  dX, dY, dW, dH);
  // Test BoxQuadOptions.relativeTo relative to a non-ancestor.             
  var dUnrelatedX = dUnrelated.getBoundingClientRect().left;
  var dUnrelatedY = dUnrelated.getBoundingClientRect().top;
  checkQuadIsRect("d", {toStr:"dUnrelated"},
                  dX - dUnrelatedX, dY - dUnrelatedY, dW, dH);
  // Test BoxQuadOptions.relativeTo relative to an element in a different document (and the document)
  var f1X = f1.getBoundingClientRect().left;
  var f1Y = f1.getBoundingClientRect().top;
  checkQuadIsRect("d", {toStr:"f1.contentWindow.f1d"},
                  dX - (f1X + 14), dY - (f1Y + 15), dW, dH);
  checkQuadIsRect("d", {toStr:"f1.contentDocument"},
                  dX - f1X, dY - f1Y, dW, dH);
  // Test one document relative to another
  checkQuadIsRect("f1.contentDocument", {toStr:"document"},
                  f1X, f1Y, 50, 50);
  // The box type is irrelevant for a document
  checkQuadIsRect("f1.contentDocument", {toStr:"document",box:"content"},
                  f1X, f1Y, 50, 50);
  checkQuadIsRect("f1.contentDocument", {toStr:"document",box:"margin"},
                  f1X, f1Y, 50, 50);
  checkQuadIsRect("f1.contentDocument", {toStr:"document",box:"padding"},
                  f1X, f1Y, 50, 50);

  // Test that anonymous boxes are correctly ignored when building quads.
  var ibSplitPart1X = ibSplitPart1.getBoundingClientRect().left;
  var ibSplitY = ibSplit.getBoundingClientRect().top;
  isEval("ibSplit.getBoxQuads().length", 3);
  isEval("ibSplit.getBoxQuads()[0].bounds.left", ibSplitPart1X);
  isEval("ibSplit.getBoxQuads()[0].bounds.width", 100);
  isEval("ibSplit.getBoxQuads()[1].bounds.width", 110);
  isEval("ibSplit.getBoxQuads()[2].bounds.width", 130);
  isEval("table.getBoxQuads().length", 2);
  isEval("table.getBoxQuads()[0].bounds.height", 50);
  isEval("table.getBoxQuads()[1].bounds.height", 40);

  // Test that we skip anonymous boxes when finding the right box to be relative to.
  checkQuadIsRect("d", {toStr:"ibSplit"},
                  dX - ibSplitPart1X, dY - ibSplitY, dW, dH);
  var tableX = table.getClientRects()[0].left;
  var tableY = table.getClientRects()[0].top;
  checkQuadIsRect("d", {toStr:"table"},
                  dX - tableX, dY - tableY, dW, dH);
  isEval("ibSplit.convertPointFromNode(zeroPoint,d).x", dX - ibSplitPart1X);
  isEval("table.convertPointFromNode(zeroPoint,d).x", dX - table.getClientRects()[0].left);

  // Test boxes generated by block splitting. Check for borders being placed correctly.
  var colSplitY = colSplit.getClientRects()[0].top;
  isEval("colSplit.getBoxQuads().length", 2);
  isEval("colSplit.getBoxQuads()[0].bounds.top", colSplitY);
  isEval("colSplit.getBoxQuads()[0].bounds.height", 60);
  isEval("colSplit.getBoxQuads()[1].bounds.top", colSplitY - 20);
  isEval("colSplit.getBoxQuads()[1].bounds.height", 45);
  isEval("colSplit.getBoxQuads({box:'content'}).length", 2);
  // The first box for the block has the top border; the second box has the bottom border.
  isEval("colSplit.getBoxQuads({box:'content'})[0].bounds.top", colSplitY + 10);
  isEval("colSplit.getBoxQuads({box:'content'})[0].bounds.height", 50);
  isEval("colSplit.getBoxQuads({box:'content'})[1].bounds.top", colSplitY - 20);
  isEval("colSplit.getBoxQuads({box:'content'})[1].bounds.height", 30);

  var inlineSplitX = inlineSplit.getClientRects()[0].left;
  isEval("inlineSplit.getBoxQuads().length", 2);
  isEval("inlineSplit.getBoxQuads()[0].bounds.left", inlineSplitX);
  isEval("inlineSplit.getBoxQuads()[0].bounds.width", 30);
  isEval("inlineSplit.getBoxQuads()[1].bounds.left", inlineSplitX - 150);
  isEval("inlineSplit.getBoxQuads()[1].bounds.width", 75);
  isEval("inlineSplit.getBoxQuads({box:'content'}).length", 2);
  // The first box for the inline has the left border; the second box has the right border.
  isEval("inlineSplit.getBoxQuads({box:'content'})[0].bounds.left", inlineSplitX + 10);
  isEval("inlineSplit.getBoxQuads({box:'content'})[0].bounds.width", 20);
  isEval("inlineSplit.getBoxQuads({box:'content'})[1].bounds.left", inlineSplitX - 150);
  isEval("inlineSplit.getBoxQuads({box:'content'})[1].bounds.width", 60);

  var textX = textContainer.getClientRects()[0].left;
  isEval("text.getBoxQuads().length", 2);
  isEval("text.getBoxQuads()[0].bounds.left", textX);
  isEval("text.getBoxQuads()[1].bounds.left", textX - 150);
  // Box types are irrelevant for text
  isEval("text.getBoxQuads({box:'content'}).length", 2);
  isEval("text.getBoxQuads({box:'content'})[0].bounds.left", textX);
  isEval("text.getBoxQuads({box:'content'})[1].bounds.left", textX - 150);
  isEval("text.getBoxQuads({box:'padding'}).length", 2);
  isEval("text.getBoxQuads({box:'padding'})[0].bounds.left", textX);
  isEval("text.getBoxQuads({box:'padding'})[1].bounds.left", textX - 150);
  isEval("text.getBoxQuads({box:'margin'}).length", 2);
  isEval("text.getBoxQuads({box:'margin'})[0].bounds.left", textX);
  isEval("text.getBoxQuads({box:'margin'})[1].bounds.left", textX - 150);

  // Test table margins
  isEval("table.getBoxQuads({box:'margin'}).length", 1);
  isEval("table.getBoxQuads({box:'margin'})[0].bounds.height", 106);

  // Check that a text node whose layout might have been optimized away gives
  // correct results.
  var suppressedTextContainerX = suppressedTextContainer.getBoundingClientRect().left;
  isEval("suppressedText.getBoxQuads().length", 1);
  isEval("suppressedText.getBoxQuads()[0].bounds.left", suppressedTextContainerX);
  isEval("suppressedText.getBoxQuads()[0].bounds.width", 0);

  var suppressedTextContainer2X = suppressedTextContainer2.getBoundingClientRect().left;
  isEval("document.convertPointFromNode(zeroPoint,suppressedText2).x",
         suppressedTextContainer2X);

  checkException("comment.getBoxQuads()", "TypeError");
  checkException("d.getBoxQuads({relativeTo:comment})", "TypeError");
  checkException("comment.convertPointFromNode(zeroPoint,document)", "TypeError");
  checkException("document.convertPointFromNode(zeroPoint,comment)", "TypeError");
  checkException("comment.convertRectFromNode(zeroRect,document)", "TypeError");
  checkException("document.convertRectFromNode(zeroRect,comment)", "TypeError");
  checkException("comment.convertQuadFromNode(zeroQuad,document)", "TypeError");
  checkException("document.convertQuadFromNode(zeroQuad,comment)", "TypeError");

  checkException("fragment.getBoxQuads()", "TypeError");
  checkException("d.getBoxQuads({relativeTo:fragment})", "TypeError");
  checkException("fragment.convertPointFromNode(zeroPoint,document)", "TypeError");
  checkException("document.convertPointFromNode(zeroPoint,fragment)", "TypeError");
  checkException("fragment.convertRectFromNode(zeroRect,document)", "TypeError");
  checkException("document.convertRectFromNode(zeroRect,fragment)", "TypeError");
  checkException("fragment.convertQuadFromNode(zeroQuad,document)", "TypeError");
  checkException("document.convertQuadFromNode(zeroQuad,fragment)", "TypeError");

  isEval("displayNone.getBoxQuads().length", 0);
  isEval("notInDocument.getBoxQuads().length", 0);
  checkNotFound("displayNone", "document", 1, 2, 3, 4);
  checkNotFound("notInDocument", "document", 1, 2, 3, 4);
  checkNotFound("document", "displayNone", 1, 2, 3, 4);
  checkNotFound("document", "notInDocument", 1, 2, 3, 4);

  // Test an overflow:hidden version of d. overflow:hidden should not affect
  // the quads, basically.
  var oHX = overflowHidden.getBoundingClientRect().left;
  var oHY = overflowHidden.getBoundingClientRect().top;
  checkQuadIsRect("overflowHidden", {box:"content"},
                  oHX + 4 + 8, oHY + 1 + 5, 120, 90);
  checkQuadIsRect("overflowHidden", {box:"padding"},
                  oHX + 8, oHY + 5, 120 + 2 + 4, 90 + 1 + 3);
  checkQuadIsRect("overflowHidden", {box:"border"},
                  oHX, oHY, 120 + 2 + 4 + 6 + 8, 90 + 1 + 3 + 5 + 7);
  checkQuadIsRect("overflowHidden", {},
                  oHX, oHY, 120 + 2 + 4 + 6 + 8, 90 + 1 + 3 + 5 + 7);
  checkQuadIsRect("overflowHidden", {box:"margin"},
                  oHX - 12, oHY - 9, 120 + 2 + 4 + 6 + 8 + 10 + 12, 90 + 1 + 3 + 5 + 7 + 9 + 11);

  // Test an overflow:scroll version of d. I assume that boxes aren't affected
  // by the scrollbar although it's not clear that this is correct.
  var oSX = overflowScroll.getBoundingClientRect().left;
  var oSY = overflowScroll.getBoundingClientRect().top;
  checkQuadIsRect("overflowScroll", {box:"content"},
                  oSX + 4 + 8, oSY + 1 + 5, 120, 90);
  checkQuadIsRect("overflowScroll", {box:"padding"},
                  oSX + 8, oSY + 5, 120 + 2 + 4, 90 + 1 + 3);
  checkQuadIsRect("overflowScroll", {box:"border"},
                  oSX, oSY, 120 + 2 + 4 + 6 + 8, 90 + 1 + 3 + 5 + 7);
  checkQuadIsRect("overflowScroll", {},
                  oSX, oSY, 120 + 2 + 4 + 6 + 8, 90 + 1 + 3 + 5 + 7);
  checkQuadIsRect("overflowScroll", {box:"margin"},
                  oSX - 12, oSY - 9, 120 + 2 + 4 + 6 + 8 + 10 + 12, 90 + 1 + 3 + 5 + 7 + 9 + 11);

  // Test simple 2D transforms.
  var stcX = scaleTransformContainer.getBoundingClientRect().left;
  var stcY = scaleTransformContainer.getBoundingClientRect().top;
  checkQuadIsRect("scaleTransform", {},
                  stcX, stcY, 140, 160);
  var ttcX = translateTransformContainer.getBoundingClientRect().left;
  var ttcY = translateTransformContainer.getBoundingClientRect().top;
  checkQuadIsRect("translateTransform", {},
                  ttcX + 30, ttcY + 40, 70, 80);
  // Test mapping into a transformed element.
  checkQuadIsRect("scaleTransform", {toStr:"translateTransform"},
                  stcX - (ttcX + 30), stcY - (ttcY + 40), 140, 160);
  // Test 90 degree rotation.
  var rotatetcX = rotateTransformContainer.getBoundingClientRect().left;
  var rotatetcY = rotateTransformContainer.getBoundingClientRect().top;
  checkQuadIsQuad("rotateTransform", {},
                  rotatetcX + 75, rotatetcY + 5,
                  rotatetcX + 75, rotatetcY + 75,
                  rotatetcX - 5, rotatetcY + 75,
                  rotatetcX - 5, rotatetcY + 5);
  // Test vertical flip.
  var fliptcX = flipTransformContainer.getBoundingClientRect().left;
  var fliptcY = flipTransformContainer.getBoundingClientRect().top;
  checkQuadIsQuad("flipTransform", {},
                  fliptcX, fliptcY + 80,
                  fliptcX + 70, fliptcY + 80,
                  fliptcX + 70, fliptcY,
                  fliptcX, fliptcY);
  // Test non-90deg rotation.
  var rot45tcX = rot45TransformContainer.getBoundingClientRect().left;
  var rot45tcY = rot45TransformContainer.getBoundingClientRect().top;
  var halfDiagonal = 100/Math.sqrt(2);
  checkQuadIsQuad("rot45Transform", {tolerance:0.01},
                  rot45tcX + 50, rot45tcY + 50 - halfDiagonal,
                  rot45tcX + 50 + halfDiagonal, rot45tcY + 50,
                  rot45tcX + 50, rot45tcY + 50 + halfDiagonal,
                  rot45tcX + 50 - halfDiagonal, rot45tcY + 50);

  // Test singular transforms.
  var singularTransformX = singularTransform.getBoundingClientRect().left;
  var singularTransformY = singularTransform.getBoundingClientRect().top;
  // They map everything to a point.
  checkQuadIsRect("singularTransform", {},
                  singularTransformX, singularTransformY, 0, 0);
  checkQuadIsRect("singularTransformChild2", {},
                  singularTransformX, singularTransformY, 0, 0);
  // Mapping into an element with a singular transform from outside sets
  // everything to zero.
  checkQuadIsRect("d", {toStr:"singularTransform"},
                  0, 0, 0, 0);
  // But mappings within a subtree of an element with a singular transform work.
  checkQuadIsRect("singularTransformChild2", {toStr:"singularTransformChild1"},
                  0, 50, 200, 50);

  // Test 3D transforms.
  var t3tcX = threeDTransformContainer.getBoundingClientRect().left;
  var t3tcY = threeDTransformContainer.getBoundingClientRect().top;
  checkQuadIsQuad("threeDTransform", {tolerance:0.01},
                  t3tcX + 59.446714, t3tcY - 18.569847,
                  t3tcX + 129.570778, t3tcY + 13.540874,
                  t3tcX + 129.570778, t3tcY + 100,
                  t3tcX + 59.446714, t3tcY + 100);
  // Test nested 3D transforms (without preserve-3d).
  checkQuadIsQuad("threeDTransformChild", {tolerance:0.01},
                  t3tcX + 89.395061, t3tcY + 2.243033,
                  t3tcX + 113.041727, t3tcY - 2.758530,
                  t3tcX + 113.041727, t3tcY + 52.985921,
                  t3tcX + 89.395061, t3tcY + 47.571899);
  // Test preserve-3D.
  var p3dtcX = preserve3DTransformContainer.getBoundingClientRect().left;
  var p3dtcY = preserve3DTransformContainer.getBoundingClientRect().top;
  checkQuadIsRect("preserve3DTransformChild", {tolerance:0.01},
                  p3dtcX, p3dtcY, 200, 50,
                  {tolerance:0.0001});
  // Test mapping back into preserve-3D.
  checkQuadIsRect("d", {toStr:"preserve3DTransformChild",tolerance:0.01},
                  dX - p3dtcX, dY - p3dtcY, dW, dH);

  // Test SVG.
  var svgContainerX = svgContainer.getBoundingClientRect().left;
  var svgContainerY = svgContainer.getBoundingClientRect().top;
  checkQuadIsRect("circle", {},
                  svgContainerX + 41, svgContainerY + 41, 40, 40);
  // Box types are ignored for SVG elements.
  checkQuadIsRect("circle", {box:"content"},
                  svgContainerX + 41, svgContainerY + 41, 40, 40);
  checkQuadIsRect("circle", {box:"padding"},
                  svgContainerX + 41, svgContainerY + 41, 40, 40);
  checkQuadIsRect("circle", {box:"margin"},
                  svgContainerX + 41, svgContainerY + 41, 40, 40);
  checkQuadIsRect("d", {toStr:"circle"},
                  dX - (svgContainerX + 41), dY - (svgContainerY + 41), dW, dH);
  // Test foreignObject inside an SVG transform.
  checkQuadIsRect("foreign", {},
                  svgContainerX + 111, svgContainerY + 51, 200, 120);
  // Outer <svg> elements support padding and content boxes
  checkQuadIsRect("svg", {box:"border"},
                  svgContainerX, svgContainerY, 222, 222);
  checkQuadIsRect("svg", {box:"padding"},
                  svgContainerX + 7, svgContainerY + 7, 208, 208);
  checkQuadIsRect("svg", {box:"content"},
                  svgContainerX + 11, svgContainerY + 11, 200, 200);

  // XXX Test SVG text (probably broken; unclear what the best way is to handle it)

  // Test that converting between nodes in different toplevel browsing contexts
  // throws an exception.
  try {
    openedWindow = window.open("data:text/html,<div id='d'>","");
  } catch (ex) {
    // in some cases we can't open the window.
    openedWindow = null;
  }
  if (openedWindow) {
    openedWindow.addEventListener("load", function() {
      checkException("openedWindow.d.getBoxQuads({relativeTo:document})", "NotFoundError");
      checkException("document.getBoxQuads({relativeTo:openedWindow.d})", "NotFoundError");
      checkException("openedWindow.d.convertPointFromNode(zeroPoint,document)", "NotFoundError");
      checkException("document.convertPointFromNode(zeroPoint,openedWindow.d)", "NotFoundError");
      checkException("openedWindow.d.convertRectFromNode(zeroRect,document)", "NotFoundError");
      checkException("document.convertRectFromNode(zeroRect,openedWindow.d)", "NotFoundError");
      checkException("openedWindow.d.convertQuadFromNode(zeroQuad,document)", "NotFoundError");
      checkException("document.convertQuadFromNode(zeroQuad,openedWindow.d)", "NotFoundError");
      openedWindow.close();
      SimpleTest.finish();
    });
  } else {
    SimpleTest.finish();
  }
}
</script>
</body>
</html>