1 files changed, 95 insertions, 0 deletions
diff --git a/devtools/client/inspector/test/browser_inspector_search_keyboard_trap.js b/devtools/client/inspector/test/browser_inspector_search_keyboard_trap.js
new file mode 100644
index 0000000000..b3f4fcdb3d
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+++ b/devtools/client/inspector/test/browser_inspector_search_keyboard_trap.js
@@ -0,0 +1,95 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test ability to tab to and away from inspector search using keyboard.
+
+const TEST_URL = URL_ROOT + "doc_inspector_search.html";
+
+/**
+ * Test data has the format of:
+ * {
+ *   desc         {String}    description for better logging
+ *   focused      {Boolean}   flag, indicating if search box contains focus
+ *   keys:        {Array}     list of keys that include key code and optional
+ *                            event data (shiftKey, etc)
+ * }
+ *
+ */
+const TEST_DATA = [
+  {
+    desc: "Move focus to a next focusable element",
+    focused: false,
+    keys: [
+      {
+        key: "VK_TAB",
+        options: {},
+      },
+    ],
+  },
+  {
+    desc: "Move focus back to searchbox",
+    focused: true,
+    keys: [
+      {
+        key: "VK_TAB",
+        options: { shiftKey: true },
+      },
+    ],
+  },
+  {
+    desc:
+      "Open popup and then tab away (2 times) to the a next focusable " +
+      "element",
+    focused: false,
+    keys: [
+      {
+        key: "d",
+        options: {},
+      },
+      {
+        key: "VK_TAB",
+        options: {},
+      },
+      {
+        key: "VK_TAB",
+        options: {},
+      },
+    ],
+  },
+  {
+    desc: "Move focus back to searchbox",
+    focused: true,
+    keys: [
+      {
+        key: "VK_TAB",
+        options: { shiftKey: true },
+      },
+    ],
+  },
+];
+
+add_task(async function () {
+  const { inspector } = await openInspectorForURL(TEST_URL);
+  const { searchBox } = inspector;
+  const doc = inspector.panelDoc;
+
+  await selectNode("#b1", inspector);
+  await focusSearchBoxUsingShortcut(inspector.panelWin);
+
+  // Ensure a searchbox is focused.
+  ok(containsFocus(doc, searchBox), "Focus is in a searchbox");
+
+  for (const { desc, focused, keys } of TEST_DATA) {
+    info(desc);
+    for (const { key, options } of keys) {
+      const done = !focused
+        ? inspector.searchSuggestions.once("processing-done")
+        : Promise.resolve();
+      EventUtils.synthesizeKey(key, options);
+      await done;
+    }
+    is(containsFocus(doc, searchBox), focused, "Focus is set correctly");
+  }
+});