1 files changed, 66 insertions, 0 deletions
diff --git a/devtools/client/accessibility/test/browser/browser_accessibility_panel_audit_hidden_iframe.js b/devtools/client/accessibility/test/browser/browser_accessibility_panel_audit_hidden_iframe.js
new file mode 100644
index 0000000000..1e7d0e26c2
--- /dev/null
+++ b/devtools/client/accessibility/test/browser/browser_accessibility_panel_audit_hidden_iframe.js
@@ -0,0 +1,66 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/* global toggleMenuItem, TREE_FILTERS_MENU_ID */
+
+const TEST_URI = `<html>
+   <head>
+     <meta charset="utf-8"/>
+     <title>Accessibility Panel Test</title>
+   </head>
+   <body>
+     <h1 style="color:rgba(255,0,0,0.1); background-color:rgba(255,255,255,1);">
+       Top level header
+     </h1>
+     <iframe style="display: none"></iframe>
+     <iframe style="display: none" src="data:text/html,iframe"></iframe>
+     <iframe style="display: none" src="https://example.com/document-builder.sjs?html=oop"></iframe>
+   </body>
+ </html>`;
+
+/**
+ * Test data has the format of:
+ * {
+ *   desc     {String}    description for better logging
+ *   setup    {Function}  An optional setup that needs to be performed before
+ *                        the state of the tree and the sidebar can be checked.
+ *   expected {JSON}      An expected states for the tree and the sidebar.
+ * }
+ */
+const tests = [
+  {
+    desc: "Initial state.",
+    expected: {
+      tree: [
+        {
+          role: "document",
+          name: `"Accessibility Panel Test"`,
+        },
+      ],
+    },
+  },
+  {
+    desc: "Click on the Check for issues - all.",
+    setup: async ({ doc, toolbox }) => {
+      await toggleMenuItem(doc, toolbox.doc, TREE_FILTERS_MENU_ID, 1);
+    },
+    expected: {
+      tree: [
+        {
+          role: "text leaf",
+          name: `"Top level header "contrast`,
+          badges: ["contrast"],
+          level: 1,
+        },
+      ],
+    },
+  },
+];
+
+addA11yPanelTestsTask(
+  tests,
+  TEST_URI,
+  "Test Accessibility panel tree audit on a page with hidden iframes."
+);