third_party/WebKit/LayoutTests/editing/selection/containsNode.html

   1 <html>
   2 <body>
   3 <div id="test"><span id="span1">foo<span id="span2">bar</span></span><span id="span3">baz</span></div>
   4 <div id="console"></div>
   5 <script>
   6 var s = window.getSelection();
   7 var testDiv = document.getElementById("test");
   8 var span1 = document.getElementById("span1");
   9 var span2 = document.getElementById("span2");
  10 var span3 = document.getElementById("span3");
  11
  12 function log(str) {
  13     var li = document.createElement("li");
  14     li.appendChild(document.createTextNode(str));
  15     document.getElementById("console").appendChild(li);
  16 }
  17
  18 function shouldBe(expr, expected) {
  19     var actual = eval(expr);
  20     if (actual != expected)
  21         log("Failure: " + expr + " should be " + expected + ", was " + actual + ".");
  22     else
  23         log("Success: " + expr + " is " + expected + ".");
  24 }
  25
  26 function shouldThrow(expr) {
  27     try {
  28         eval(expr);
  29         log("Failure: " + expr + " didn't raise an exception" + ".");
  30     } catch (ex) {
  31         log("Success: " + expr + " raised " + ex + ".");
  32     }
  33 }
  34
  35 if (window.testRunner)
  36     testRunner.dumpAsText();
  37
  38 var r = document.createRange();
  39
  40 // select span2
  41 r.setStart(span1, 1);
  42 r.setEnd(span1, 2);
  43 s.addRange(r);
  44
  45 shouldThrow("s.containsNode(null, false);");
  46 shouldThrow("s.containsNode(null, true);");
  47 shouldBe('s.containsNode(testDiv, false)', false);
  48 shouldBe('s.containsNode(testDiv, true)', true);
  49 shouldBe('s.containsNode(span1, false)', false);
  50 shouldBe('s.containsNode(span1, true)', true);
  51 shouldBe('s.containsNode(span2.firstChild, false)', true);
  52 shouldBe('s.containsNode(span2.firstChild, true)', true);
  53 shouldBe('s.containsNode(span3.firstChild, false)', false);
  54 shouldBe('s.containsNode(span3.firstChild, true)', false);
  55 shouldBe('s.containsNode(document, false)', false);
  56 shouldBe('s.containsNode(document.body, true)', true);
  57 shouldBe('s.containsNode(document.getElementById("console"), false)', false);
  58 shouldBe('s.containsNode(document.getElementById("console"), true)', false);
  59 shouldBe('s.containsNode(document.implementation.createDocumentType("name", "", ""), true)', false);
  60
  61 // partially select a text node
  62 r.setStart(span2.firstChild, 1);
  63 r.setEnd(span2.firstChild, 2);
  64 s.removeAllRanges();
  65 s.addRange(r);
  66
  67 shouldBe('s.containsNode(span2.firstChild, false)', true);
  68 shouldBe('s.containsNode(span2.firstChild, true)', true);
  69 shouldBe('s.containsNode(span2, false)', false);
  70 shouldBe('s.containsNode(span2, true)', true);
  71 shouldBe('s.containsNode(span1, false)', false);
  72 shouldBe('s.containsNode(span1, true)', true);
  73
  74 // select several nodes
  75 r.setStart(span1.firstChild, 1);
  76 r.setEnd(span3.firstChild, 2);
  77 s.removeAllRanges();
  78 s.addRange(r);
  79
  80 shouldBe('s.containsNode(span2, false)', true);
  81 shouldBe('s.containsNode(span2.firstChild, false)', true);
  82 shouldBe('s.containsNode(span3, false)', false);
  83 shouldBe('s.containsNode(span3, true)', true);
  84
  85 </script>
  86 </body>
  87 </html>