1 files changed, 53 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/forms/the-input-element/cloning-steps.html b/testing/web-platform/tests/html/semantics/forms/the-input-element/cloning-steps.html
new file mode 100644
index 000000000..9e6c46fd7
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/forms/the-input-element/cloning-steps.html
@@ -0,0 +1,53 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Cloning of input elements</title>
+<link rel="help" href="https://dom.spec.whatwg.org/#dom-node-clonenode">
+<link rel="help" href="https://dom.spec.whatwg.org/#concept-node-clone">
+<link rel="help" href="https://dom.spec.whatwg.org/#concept-node-clone-ext">
+<link rel="help" href="https://html.spec.whatwg.org/multipage/forms.html#the-input-element:concept-node-clone-ext">
+<link rel="author" title="Matthew Phillips" href="mailto:matthew@matthewphillips.info">
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<script>
+"use strict";
+
+test(function() {
+  var input = document.createElement("input");
+  input.value = "foo bar";
+
+  var copy = input.cloneNode();
+  assert_equals(copy.value, "foo bar");
+}, "input element's value should be cloned");
+
+test(function() {
+  var input = document.createElement("input");
+  input.value = "foo bar";
+
+  var copy = input.cloneNode();
+  copy.setAttribute("value", "something else");
+
+  assert_equals(copy.value, "foo bar");
+}, "input element's dirty value flag should be cloned, so setAttribute doesn't affect the cloned input's value");
+
+test(function() {
+  var input = document.createElement("input");
+  input.setAttribute("type", "radio");
+  input.checked = true;
+
+  var copy = input.cloneNode();
+  assert_equals(copy.checked, true);
+}, "input element's checkedness should be cloned");
+
+test(function() {
+  var input = document.createElement("input");
+  input.setAttribute("type", "radio");
+  input.checked = false;
+
+  var copy = input.cloneNode();
+  copy.setAttribute("checked", "checked");
+
+  assert_equals(copy.checked, false);
+}, "input element's dirty checkedness should be cloned, so setAttribute doesn't affect the cloned input's checkedness");
+</script>