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+<!DOCTYPE HTML>
+<meta charset=utf-8>
+<title>MutationObservers: characterData mutations</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="mutationobservers.js"></script>
+<h1>MutationObservers: characterData mutations</h1>
+<div id="log"></div>
+
+<section style="display: none">
+
+<p id='n'>text content</p>
+
+<p id='n00'>text content</p>
+
+<p id='n10'>CHAN</p>
+<p id='n11'>CHANGED</p>
+<p id='n12'>CHANGED</p>
+
+<p id='n20'>CHGED</p>
+<p id='n21'>CHANGED</p>
+<p id='n22'>CHANGED</p>
+
+<p id='n30'>CCCHANGED</p>
+<p id='n31'>CHANGED</p>
+
+<p id='n40'>CCCHANGED</p>
+<p id='n41'>CHANGED</p>
+
+<p id="n50"><?processing data?></p>
+
+<p id="n60"><!-- data --></p>
+
+<p id='n70'>CHANN</p>
+<p id='n71'>CHANN</p>
+
+<p id='n80'>CHANN</p>
+<p id='n81'>CHANN</p>
+
+<p id='n90'>CHANN</p>
+
+</section>
+
+<script>
+  var n = document.getElementById('n').firstChild;
+runMutationTest(n,
+                  {"characterData":true},
+                  [{type: "characterData"}],
+                  function() { n.data = "NEW VALUE"; },
+                  "characterData Text.data: simple mutation without oldValue");
+
+  var n00 = document.getElementById('n00').firstChild;
+runMutationTest(n00,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "text content" }],
+                  function() { n00.data = "CHANGED"; },
+                  "characterData Text.data: simple mutation");
+
+  var n10 = document.getElementById('n10').firstChild;
+runMutationTest(n10,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHAN" }],
+                  function() { n10.appendData("GED"); },
+                  "characterData Text.appendData: simple mutation");
+
+  var n11 = document.getElementById('n11').firstChild;
+runMutationTest(n11,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANGED" }],
+                  function() { n11.appendData(""); },
+                  "characterData Text.appendData: empty string mutation");
+
+  var n12 = document.getElementById('n12').firstChild;
+runMutationTest(n12,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANGED" }],
+                  function() { n12.appendData(null); },
+                  "characterData Text.appendData: null string mutation");
+
+  var n20 = document.getElementById('n20').firstChild;
+runMutationTest(n20,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHGED" }],
+                  function() { n20.insertData(2, "AN"); },
+                  "characterData Text.insertData: simple mutation");
+
+  var n21 = document.getElementById('n21').firstChild;
+runMutationTest(n21,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANGED" }],
+                  function() { n21.insertData(2, ""); },
+                  "characterData Text.insertData: empty string mutation");
+
+  var n22 = document.getElementById('n22').firstChild;
+runMutationTest(n22,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANGED" }],
+                  function() { n22.insertData(2, null); },
+                  "characterData Text.insertData: null string mutation");
+
+  var n30 = document.getElementById('n30').firstChild;
+runMutationTest(n30,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CCCHANGED" }],
+                  function() { n30.deleteData(0, 2); },
+                  "characterData Text.deleteData: simple mutation");
+
+  var n31 = document.getElementById('n31').firstChild;
+runMutationTest(n31,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANGED" }, {type: "characterData", oldValue: "CHANGED" }],
+                  function() { n31.deleteData(0, 0); n31.data = "n31"; },
+                  "characterData Text.deleteData: empty mutation");
+
+  var n40 = document.getElementById('n40').firstChild;
+runMutationTest(n40,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CCCHANGED" }],
+                  function() { n40.replaceData(0, 2, "CH"); },
+                  "characterData Text.replaceData: simple mutation");
+
+  var n41 = document.getElementById('n41').firstChild;
+runMutationTest(n41,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANGED" }],
+                  function() { n41.replaceData(0, 0, "CH"); },
+                  "characterData Text.replaceData: empty mutation");
+
+  var n50 = document.getElementById('n50').firstChild;
+runMutationTest(n50,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "?processing data?" },{type: "characterData", oldValue: "CHANGED" },{type: "characterData", oldValue: "CHANGED" }],
+                  function() {
+                    n50.data = "CHANGED";
+                    n50.deleteData(0, 0);
+                    n50.replaceData(0, 2, "CH"); },
+                  "characterData ProcessingInstruction: data mutations");
+
+  var n60 = document.getElementById('n60').firstChild;
+runMutationTest(n60,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: " data " },{type: "characterData", oldValue: "CHANGED" },{type: "characterData", oldValue: "CHANGED" }],
+                  function() {
+                    n60.data = "CHANGED";
+                    n60.deleteData(0, 0);
+                    n60.replaceData(0, 2, "CH"); },
+                  "characterData Comment: data mutations");
+
+  var n70 = document.getElementById('n70');
+  var r70 = null;
+  test(function () {
+    n70.appendChild(document.createTextNode("NNN"));
+    n70.appendChild(document.createTextNode("NGED"));
+    r70 = document.createRange();
+    r70.setStart(n70.firstChild, 4);
+    r70.setEnd(n70.lastChild, 1);
+   }, "Range (r70) is created");
+runMutationTest(n70.firstChild,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANN" }],
+                  function() { r70.deleteContents(); },
+                  "characterData Range.deleteContents: child and data removal mutation");
+
+  var n71 = document.getElementById('n71');
+  var r71 = null;
+  test(function () {
+    n71.appendChild(document.createTextNode("NNN"));
+    n71.appendChild(document.createTextNode("NGED"));
+    r71 = document.createRange();
+    r71.setStart(n71.firstChild, 4);
+    r71.setEnd(n71.lastChild, 1);
+   }, "Range (r71) is created");
+runMutationTest(n71.lastChild,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "NGED"}],
+                  function() { r71.deleteContents(); },
+                  "characterData Range.deleteContents: child and data removal mutation (2)");
+
+  var n80 = document.getElementById('n80');
+  var r80 = null;
+  test(function () {
+    n80.appendChild(document.createTextNode("NNN"));
+    n80.appendChild(document.createTextNode("NGED"));
+    r80 = document.createRange();
+    r80.setStart(n80.firstChild, 4);
+    r80.setEnd(n80.lastChild, 1);
+   }, "Range (r80) is created");
+runMutationTest(n80.firstChild,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANN" }],
+                  function() { r80.extractContents(); },
+                  "characterData Range.extractContents: child and data removal mutation");
+
+  var n81 = document.getElementById('n81');
+  var r81 = null;
+  test(function () {
+    n81.appendChild(document.createTextNode("NNN"));
+    n81.appendChild(document.createTextNode("NGED"));
+    r81 = document.createRange();
+    r81.setStart(n81.firstChild, 4);
+    r81.setEnd(n81.lastChild, 1);
+   }, "Range (r81) is created");
+runMutationTest(n81.lastChild,
+                  {"characterData":true,"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "NGED" }],
+                  function() { r81.extractContents(); },
+                  "characterData Range.extractContents: child and data removal mutation (2)");
+
+  var n90 = document.getElementById('n90').firstChild;
+runMutationTest(n90,
+                  {"characterDataOldValue":true},
+                  [{type: "characterData", oldValue: "CHANN" }],
+                  function() { n90.data = "CHANGED"; },
+                  "characterData/characterDataOldValue alone Text.data: simple mutation");
+</script>