third_party/WebKit/LayoutTests/fast/selectors/placeholder-shown-with-textarea-basics.html

   1 <!doctype html>
   2 <script src="../../resources/js-test.js"></script>
   3 <style>
   4 textarea {
   5     background-color: white;
   6     color: black;
   7 }
   8 textarea:placeholder-shown {
   9     background-color: rgb(1, 2, 3);
  10 }
  11 textarea:not(:placeholder-shown) {
  12     color: rgb(4, 5, 6);
  13 }
  14 </style>
  15 <div style="display:none">
  16     <!-- Does not match: no placeholder defined. -->
  17     <textarea id="no-placeholder"></textarea>
  18     <!-- Does not match: empty placeholder. -->
  19     <textarea id="empty-placeholder" placeholder></textarea>
  20     <textarea id="empty-placeholder2" placeholder=""></textarea>
  21     <!-- Does not match: placeholder contains only newline or carriage return characters. -->
  22     <textarea id="placeholder-contains-only-newline"></textarea>
  23     <textarea id="placeholder-contains-only-carriageReturn"></textarea>
  24     <!-- Does not match: the placeholder is not shown when a value is set -->
  25     <textarea id="with-value" placeholder="WebKit">FooBar</textarea>
  26     <!-- Valid cases -->
  27     <textarea id="valid-placeholder" placeholder="WebKit"></textarea>
  28     <!-- Value does not do anything on <textarea>, the content is the innerText -->
  29     <textarea id="valid-placeholder-with-value-attribute" placeholder="WebKit" value></textarea>
  30     <textarea id="valid-placeholder-with-value-attribute2" placeholder="WebKit" value=""></textarea>
  31     <textarea id="valid-placeholder-with-value-attribute3" placeholder="WebKit" value="Rocks!"></textarea>
  32 </div>
  33 <script>
  34 description('Check the basic features of the ":placeholder-shown" pseudo class with the &lt;textarea&gt; element.');
  35 document.getElementById('placeholder-contains-only-newline').setAttribute('placeholder', '\n');
  36 document.getElementById('placeholder-contains-only-carriageReturn').setAttribute('placeholder', '\r');
  37 shouldBe('document.querySelectorAll(":placeholder-shown").length', '4');
  38 shouldBe('document.querySelectorAll(":placeholder-shown")[0]', 'document.getElementById("valid-placeholder")');
  39 shouldBe('document.querySelectorAll(":placeholder-shown")[1]', 'document.getElementById("valid-placeholder-with-value-attribute")');
  40 shouldBe('document.querySelectorAll(":placeholder-shown")[2]', 'document.getElementById("valid-placeholder-with-value-attribute2")');
  41 shouldBe('document.querySelectorAll(":placeholder-shown")[3]', 'document.getElementById("valid-placeholder-with-value-attribute3")');
  42 shouldBeEqualToString('getComputedStyle(document.getElementById("no-placeholder")).backgroundColor', 'rgb(255, 255, 255)');
  43 shouldBeEqualToString('getComputedStyle(document.getElementById("empty-placeholder")).backgroundColor', 'rgb(255, 255, 255)');
  44 shouldBeEqualToString('getComputedStyle(document.getElementById("empty-placeholder2")).backgroundColor', 'rgb(255, 255, 255)');
  45 shouldBeEqualToString('getComputedStyle(document.getElementById("placeholder-contains-only-newline")).backgroundColor', 'rgb(255, 255, 255)');
  46 shouldBeEqualToString('getComputedStyle(document.getElementById("placeholder-contains-only-carriageReturn")).backgroundColor', 'rgb(255, 255, 255)');
  47 shouldBeEqualToString('getComputedStyle(document.getElementById("with-value")).backgroundColor', 'rgb(255, 255, 255)');
  48 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder")).backgroundColor', 'rgb(1, 2, 3)');
  49 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder-with-value-attribute")).backgroundColor', 'rgb(1, 2, 3)');
  50 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder-with-value-attribute2")).backgroundColor', 'rgb(1, 2, 3)');
  51 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder-with-value-attribute3")).backgroundColor', 'rgb(1, 2, 3)');
  52 debug("");
  53 shouldBe('document.querySelectorAll("textarea:not(:placeholder-shown)").length', '6');
  54 shouldBe('document.querySelectorAll("textarea:not(:placeholder-shown)")[0]', 'document.getElementById("no-placeholder")');
  55 shouldBe('document.querySelectorAll("textarea:not(:placeholder-shown)")[1]', 'document.getElementById("empty-placeholder")');
  56 shouldBe('document.querySelectorAll("textarea:not(:placeholder-shown)")[2]', 'document.getElementById("empty-placeholder2")');
  57 shouldBe('document.querySelectorAll("textarea:not(:placeholder-shown)")[3]', 'document.getElementById("placeholder-contains-only-newline")');
  58 shouldBe('document.querySelectorAll("textarea:not(:placeholder-shown)")[4]', 'document.getElementById("placeholder-contains-only-carriageReturn")');
  59 shouldBe('document.querySelectorAll("textarea:not(:placeholder-shown)")[5]', 'document.getElementById("with-value")');
  60 shouldBeEqualToString('getComputedStyle(document.getElementById("no-placeholder")).color', 'rgb(4, 5, 6)');
  61 shouldBeEqualToString('getComputedStyle(document.getElementById("empty-placeholder")).color', 'rgb(4, 5, 6)');
  62 shouldBeEqualToString('getComputedStyle(document.getElementById("empty-placeholder2")).color', 'rgb(4, 5, 6)');
  63 shouldBeEqualToString('getComputedStyle(document.getElementById("placeholder-contains-only-newline")).color', 'rgb(4, 5, 6)');
  64 shouldBeEqualToString('getComputedStyle(document.getElementById("placeholder-contains-only-carriageReturn")).color', 'rgb(4, 5, 6)');
  65 shouldBeEqualToString('getComputedStyle(document.getElementById("with-value")).color', 'rgb(4, 5, 6)');
  66 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder")).color', 'rgb(0, 0, 0)');
  67 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder-with-value-attribute")).color', 'rgb(0, 0, 0)');
  68 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder-with-value-attribute2")).color', 'rgb(0, 0, 0)');
  69 shouldBeEqualToString('getComputedStyle(document.getElementById("valid-placeholder-with-value-attribute3")).color', 'rgb(0, 0, 0)');
  70 </script>