1 files changed, 33 insertions, 0 deletions
diff --git a/devtools/client/inspector/test/browser_inspector_delete_node_in_frame.js b/devtools/client/inspector/test/browser_inspector_delete_node_in_frame.js
new file mode 100644
index 0000000000..53b4b11277
--- /dev/null
+++ b/devtools/client/inspector/test/browser_inspector_delete_node_in_frame.js
@@ -0,0 +1,33 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+const TEST_URL_1 = `https://example.com/document-builder.sjs?html=
+<meta charset=utf8><iframe srcdoc="<div>"></iframe><body>`;
+const TEST_URL_2 = `https://example.com/document-builder.sjs?html=<meta charset=utf8><div id=url2>`;
+
+// Test that deleting a node in a same-process iframe and doing a navigation
+// does not freeze the browser or break the toolbox.
+add_task(async function () {
+  const { inspector } = await openInspectorForURL(TEST_URL_1);
+
+  info("Select a node in a same-process iframe");
+  const node = await selectNodeInFrames(["iframe", "div"], inspector);
+  const parentNode = node.parentNode();
+
+  info("Removing selected element with the context menu.");
+  await deleteNodeWithContextMenu(node, inspector);
+
+  is(
+    inspector.selection.nodeFront,
+    parentNode,
+    "The parent node of the deleted node was selected."
+  );
+
+  const onInspectorReloaded = inspector.once("reloaded");
+  await navigateTo(TEST_URL_2);
+  await onInspectorReloaded;
+
+  const url2NodeFront = await getNodeFront("#url2", inspector);
+  ok(url2NodeFront, "Can retrieve a node front after the navigation");
+});