1 files changed, 58 insertions, 0 deletions
diff --git a/devtools/client/accessibility/test/browser/browser_accessibility_fission_switch_target.js b/devtools/client/accessibility/test/browser/browser_accessibility_fission_switch_target.js
new file mode 100644
index 0000000000..9da56a0b1b
--- /dev/null
+++ b/devtools/client/accessibility/test/browser/browser_accessibility_fission_switch_target.js
@@ -0,0 +1,58 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test switching for the top-level target.
+
+const MAIN_PROCESS_URL = "about:robots";
+const MAIN_PROCESS_EXPECTED = [
+  {
+    expected: {
+      sidebar: {
+        name: "Gort! Klaatu barada nikto!",
+        role: "document",
+      },
+    },
+  },
+];
+
+const CONTENT_PROCESS_URL = buildURL(`<title>Test page</title>`);
+const CONTENT_PROCESS_EXPECTED = [
+  {
+    expected: {
+      sidebar: {
+        name: "Test page",
+        role: "document",
+        relations: {
+          "containing document": {
+            role: "document",
+            name: "Test page",
+          },
+          embeds: {
+            role: "document",
+            name: "Test page",
+          },
+        },
+      },
+    },
+  },
+];
+
+add_task(async () => {
+  info(
+    "Open a test page running on the content process and accessibility panel"
+  );
+  const env = await addTestTab(CONTENT_PROCESS_URL);
+  await runA11yPanelTests(CONTENT_PROCESS_EXPECTED, env);
+
+  info("Navigate to a page running on the main process");
+  await navigateTo(MAIN_PROCESS_URL);
+  await runA11yPanelTests(MAIN_PROCESS_EXPECTED, env);
+
+  info("Back to a page running on the content process");
+  await navigateTo(CONTENT_PROCESS_URL);
+  await runA11yPanelTests(CONTENT_PROCESS_EXPECTED, env);
+
+  await closeTabToolboxAccessibility(env.tab);
+});