third_party/WebKit/LayoutTests/fast/forms/textarea-set-defaultvalue-after-value.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <p id="description">Tests to check behaviors of dirty flag and defaultValue change.</p>
   8 <div id="console"></div>
   9 <form id=form>
  10 <textarea name=textarea id=textarea>
  11 default
  12 </textarea>
  13 </form>
  14
  15 <script>
  16 var form = document.getElementById('form');
  17 var textarea = document.getElementById('textarea');
  18
  19 // Dirty by execCommand(), then setDefaultValue().
  20 textarea.focus();
  21 textarea.select();
  22 shouldBe('document.execCommand("InsertText", false, "user-updated"); textarea.value', '"user-updated"');
  23 shouldBe('textarea.defaultValue = "default 2"; textarea.value', '"user-updated"');
  24 shouldBe('form.reset(); textarea.value', '"default 2"');
  25 shouldBe('textarea.defaultValue = "default 3"; textarea.value', '"default 3"');
  26
  27 // Dirty by setValue(), then setDefaultValue().
  28 shouldBe('textarea.value = "script-updated"; textarea.value', '"script-updated"');
  29 shouldBe('textarea.defaultValue = "default 4"; textarea.value', '"script-updated"');
  30 shouldBe('form.reset(); textarea.value', '"default 4"');
  31
  32 // Dirty by setValue(), then update defaultValue by innerHTML.
  33 shouldBe('textarea.value = "script-updated"; textarea.value', '"script-updated"');
  34 shouldBe('textarea.innerHTML = "default 5"; textarea.value', '"script-updated"');
  35 shouldBe('form.reset(); textarea.value', '"default 5"');
  36 shouldBe('textarea.innerHTML = "default 6"; textarea.value', '"default 6"');
  37
  38 // Dirty by setValue(), then update defaultValue by DOM tree operations.
  39 shouldBe('textarea.value = "script-updated"; textarea.value', '"script-updated"');
  40 shouldBe('textarea.removeChild(textarea.firstChild); textarea.appendChild(document.createTextNode("default 5")); textarea.value', '"script-updated"');
  41 shouldBe('form.reset(); textarea.value', '"default 5"');
  42 shouldBe('textarea.removeChild(textarea.firstChild); textarea.appendChild(document.createTextNode("default 6")); textarea.value', '"default 6"');
  43 form.innerHTML = '';
  44 </script>
  45
  46 </body>
  47 </html>