1 files changed, 48 insertions, 0 deletions
diff --git a/devtools/client/inspector/markup/test/browser_markup_dragdrop_invalidNodes.js b/devtools/client/inspector/markup/test/browser_markup_dragdrop_invalidNodes.js
new file mode 100644
index 000000000..9eea6a102
--- /dev/null
+++ b/devtools/client/inspector/markup/test/browser_markup_dragdrop_invalidNodes.js
@@ -0,0 +1,48 @@
+/* vim: set ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Check that pseudo-elements and anonymous nodes are not draggable.
+
+const TEST_URL = URL_ROOT + "doc_markup_dragdrop.html";
+const PREF = "devtools.inspector.showAllAnonymousContent";
+
+add_task(function* () {
+  Services.prefs.setBoolPref(PREF, true);
+
+  let {inspector} = yield openInspectorForURL(TEST_URL);
+
+  info("Expanding nodes below #test");
+  let parentFront = yield getNodeFront("#test", inspector);
+  yield inspector.markup.expandNode(parentFront);
+  yield waitForMultipleChildrenUpdates(inspector);
+
+  info("Getting the ::before pseudo element and selecting it");
+  let parentContainer = yield getContainerForNodeFront(parentFront, inspector);
+  let beforePseudo = parentContainer.elt.children[1].firstChild.container;
+  parentContainer.elt.scrollIntoView(true);
+  yield selectNode(beforePseudo.node, inspector);
+
+  info("Simulate dragging the ::before pseudo element");
+  yield simulateNodeDrag(inspector, beforePseudo);
+
+  ok(!beforePseudo.isDragging, "::before pseudo element isn't dragging");
+
+  info("Expanding nodes below #anonymousParent");
+  let inputFront = yield getNodeFront("#anonymousParent", inspector);
+  yield inspector.markup.expandNode(inputFront);
+  yield waitForMultipleChildrenUpdates(inspector);
+
+  info("Getting the anonymous node and selecting it");
+  let inputContainer = yield getContainerForNodeFront(inputFront, inspector);
+  let anonymousDiv = inputContainer.elt.children[1].firstChild.container;
+  inputContainer.elt.scrollIntoView(true);
+  yield selectNode(anonymousDiv.node, inspector);
+
+  info("Simulate dragging the anonymous node");
+  yield simulateNodeDrag(inspector, anonymousDiv);
+
+  ok(!anonymousDiv.isDragging, "anonymous node isn't dragging");
+});