1 files changed, 67 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/forms/the-input-element/input-list.html b/testing/web-platform/tests/html/semantics/forms/the-input-element/input-list.html
new file mode 100644
index 0000000000..006a8fbd8f
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+++ b/testing/web-platform/tests/html/semantics/forms/the-input-element/input-list.html
@@ -0,0 +1,67 @@
+<!DOCTYPE HTML>
+<html>
+ <head>
+  <title>input list attribute</title>
+  <script src="/resources/testharness.js"></script>
+  <script src="/resources/testharnessreport.js"></script>
+ </head>
+ <body>
+  <p>
+    <h3>input_list</h3>
+  </p>
+
+  <hr>
+
+  <div id="log"></div>
+
+  <form method="post"
+      enctype="application/x-www-form-urlencoded"
+      action=""
+      name="input_form">
+    <datalist id="thelist">
+      <option value="one">one</option>
+      <option value="two">two</option>
+    </datalist>
+
+    <p id="non_datalist_first">
+    <datalist id="non_datalist_first">
+      <option value="one">one</option>
+      <option value="two">two</option>
+    </datalist>
+
+    <datalist id="datalist_first">
+      <option value="one">one</option>
+      <option value="two">two</option>
+    </datalist>
+    <p id="datalist_first">
+
+    <p><input list="thelist" id='input_with_list'></p>
+    <p><input id='input_without_list'></p>
+    <p><input list="input_with_list" id='input_with_nondatalist_list'></p>
+    <p><input list="not_an_id" id='input_with_missing_list'></p>
+    <p><input list="non_datalist_first" id='input_with_non_datalist_first'></p>
+    <p><input list="datalist_first" id='input_with_datalist_first'></p>
+  </form>
+
+  <script>
+     test(function() {
+        assert_equals(document.getElementById("input_with_list").list, document.getElementById("thelist"));
+     }, "getting .list of input must return the datalist with that id");
+     test(function() {
+        assert_equals(document.getElementById("input_without_list").list, null);
+     }, "getting .list of input must return null if it has no list attribute");
+     test(function() {
+        assert_equals(document.getElementById("input_with_nondatalist_list").list, null);
+     }, "getting .list of input must return null if the list attribute is a non-datalist's id");
+     test(function() {
+        assert_equals(document.getElementById("input_with_missing_list").list, null);
+     }, "getting .list of input must return null if the list attribute is no element's id");
+     test(function() {
+        assert_equals(document.getElementById("input_with_non_datalist_first").list, null);
+     }, "getting .list of input must return null if the list attribute is used in a non-datalist earlier than a datalist");
+     test(function() {
+        assert_equals(document.getElementById("input_with_datalist_first").list, document.querySelector("datalist#datalist_first"));
+     }, "getting .list of input must return the datalist with that id even if a later non-datalist also has the id");
+  </script>
+ </body>
+</html>