third_party/WebKit/LayoutTests/fast/svg/getbbox.html

   1 <!doctype html>
   2 <title>getBBox tests</title>
   3 <script src=../../resources/testharness.js></script>
   4 <script src=../../resources/testharnessreport.js></script>
   5 <div id="testcontainer">
   6 <svg width="1" height="1" visibility="hidden">
   7 <g id="g1">
   8     <polygon id="p1" fill="none" stroke="red" />
   9     <rect id="r1" x="50" y="50" width="50" height="50" fill="green" />
  10 </g>
  11 <g id="g2">
  12     <rect id="r2" x="50" y="50" width="50" height="50" fill="green" />
  13     <rect id="r3" x="20" y="20" width="20" height="0" fill="red" />
  14     <rect id="r4" x="120" y="20" width="20" height="20" fill="blue" style="display:none" />
  15     <ellipse id="c1" cx="20" cy="120" rx="0" ry="20" fill="black" />
  16     <g>
  17         <rect id="r5" x="120" y="120" width="-1" height="100" fill="cyan" />
  18     </g>
  19 </g>
  20 <g id="g3">
  21     <path id="p2" fill="none" stroke="red" />
  22     <rect id="r6" x="50" y="50" width="50" height="50" fill="green" />
  23     <!-- The following path should be included in the bbox. -->
  24     <path d=""/>
  25 </g>
  26 <g id="g4">
  27     <polyline id="p3" fill="none" stroke="red" />
  28     <rect id="r7" x="50" y="50" width="50" height="50" fill="green" />
  29 </g>
  30 <g id="g5">
  31     <path id="p4" d="M3"/>
  32     <rect id="r8" x="50" y="50" width="50" height="50" fill="green" />
  33 </g>
  34 <g id="g6">
  35     <polygon id="p5" points="47" fill="none" stroke="red" />
  36     <rect id="r9" x="50" y="50" width="50" height="50" fill="green" />
  37 </g>
  38 <g id="g7">
  39     <polyline id="p6" points="47" fill="none" stroke="red" />
  40     <rect id="r10" x="50" y="50" width="50" height="50" fill="green" />
  41 </g>
  42 <g id="g8">
  43     <path id="p7" d="M40 20h0" fill="none" stroke="red" />
  44     <rect id="r11" x="50" y="50" width="50" height="50" fill="green" />
  45 </g>
  46 </svg>
  47 </div>
  48 <div id=log></div>
  49 <script>
  50 var EPSILON = Math.pow(2, -24); // float epsilon
  51
  52 function assert_rect_approx_equals(rect, expected, epsilon) {
  53         assert_approx_equals(rect.x, expected.x, epsilon, "x");
  54         assert_approx_equals(rect.y, expected.y, epsilon, "y");
  55         assert_approx_equals(rect.width, expected.width, epsilon, "width");
  56         assert_approx_equals(rect.height, expected.height, epsilon, "height");
  57 }
  58
  59 test(function() {
  60         assert_rect_approx_equals(document.getElementById("p1").getBBox(), {"x":0, "y":0, "width":0, "height":0 }, EPSILON);
  61 }, "getBBox on polygon with no points attribute");
  62 test(function() {
  63         assert_rect_approx_equals(document.getElementById("p3").getBBox(), {"x":0, "y":0, "width":0, "height":0}, EPSILON);
  64 }, "getBBox on polyline with no points attribute");
  65 test(function() {
  66         assert_rect_approx_equals(document.getElementById("p2").getBBox(), {"x":0, "y":0, "width":0, "height":0 }, EPSILON);
  67 }, "getBBox on path with no d attribute");
  68 test(function() {
  69         assert_rect_approx_equals(document.getElementById("p4").getBBox(), {"x":0, "y":0, "width":0, "height":0 }, EPSILON);
  70 }, "getBBox on path with no valid path segments in d attribute");
  71 test(function() {
  72         assert_rect_approx_equals(document.getElementById("p5").getBBox(), {"x":0, "y":0, "width":0, "height":0 }, EPSILON);
  73 }, "getBBox on polygon with no valid point in the points attribute");
  74 test(function() {
  75         assert_rect_approx_equals(document.getElementById("p6").getBBox(), {"x":0, "y":0, "width":0, "height":0 }, EPSILON);
  76 }, "getBBox on polyline with no valid point in the points attribute");
  77 test(function() {
  78         assert_rect_approx_equals(document.getElementById("g1").getBBox(), document.getElementById("r1").getBBox(), EPSILON);
  79 }, "polygon doesn't contribute to parent bbox");
  80 test(function() {
  81         assert_rect_approx_equals(document.getElementById("g1").getBBox(), document.getElementById("r2").getBBox(), EPSILON);
  82 }, "group with hidden child");
  83 test(function() {
  84         assert_rect_approx_equals(document.getElementById("g3").getBBox(), document.getElementById("r6").getBBox(), EPSILON);
  85 }, "path doesn't contribute to parent bbox");
  86 test(function() {
  87         assert_rect_approx_equals(document.getElementById("g5").getBBox(), document.getElementById("r8").getBBox(), EPSILON);
  88 }, "path with only invalid segments doesn't contribute to parent bbox");
  89 test(function() {
  90         assert_rect_approx_equals(document.getElementById("g4").getBBox(), document.getElementById("r7").getBBox(), EPSILON);
  91 }, "polyline doesn't contribute to parent bbox");
  92 test(function() {
  93         assert_rect_approx_equals(document.getElementById("g6").getBBox(), document.getElementById("r9").getBBox(), EPSILON);
  94 }, "polygon with no valid points doesn't contribute to parent bbox");
  95 test(function() {
  96         assert_rect_approx_equals(document.getElementById("g7").getBBox(), document.getElementById("r10").getBBox(), EPSILON);
  97 }, "polyline with no valid points doesn't contribute to parent bbox");
  98 test(function() {
  99         assert_rect_approx_equals(document.getElementById("p7").getBBox(), {"x":40, "y":20, "width":0, "height":0 }, EPSILON);
 100 }, "getBBox on path with no height");
 101 test(function() {
 102         assert_rect_approx_equals(document.getElementById("g8").getBBox(), {"x":40, "y":20, "width":60, "height":80 }, EPSILON);
 103 }, "path with no height should contribute to parent bbox");
 104
 105 </script>