1 files changed, 55 insertions, 0 deletions
diff --git a/accessible/tests/browser/general/browser_test_doc_creation.js b/accessible/tests/browser/general/browser_test_doc_creation.js
new file mode 100644
index 0000000000..7ee07f63fd
--- /dev/null
+++ b/accessible/tests/browser/general/browser_test_doc_creation.js
@@ -0,0 +1,55 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const tab1URL = `data:text/html,
+  <html xmlns="http://www.w3.org/1999/xhtml">
+    <head>
+      <meta charset="utf-8"/>
+      <title>First tab to be loaded</title>
+    </head>
+    <body>
+      <butotn>JUST A BUTTON</butotn>
+    </body>
+  </html>`;
+
+const tab2URL = `data:text/html,
+  <html xmlns="http://www.w3.org/1999/xhtml">
+    <head>
+      <meta charset="utf-8"/>
+      <title>Second tab to be loaded</title>
+    </head>
+    <body>
+      <butotn>JUST A BUTTON</butotn>
+    </body>
+  </html>`;
+
+// Checking that, if there are open windows before accessibility was started,
+// root accessibles for open windows are created so that all root accessibles
+// are stored in application accessible children array.
+add_task(async function testDocumentCreation() {
+  let tab1 = await openNewTab(tab1URL);
+  let tab2 = await openNewTab(tab2URL);
+  let accService = await initAccessibilityService();
+
+  info("Verifying that each tab content document is in accessible cache.");
+  for (const browser of [...gBrowser.browsers]) {
+    await SpecialPowers.spawn(browser, [], async () => {
+      let accServiceContent = Cc[
+        "@mozilla.org/accessibilityService;1"
+      ].getService(Ci.nsIAccessibilityService);
+      Assert.ok(
+        !!accServiceContent.getAccessibleFromCache(content.document),
+        "Document accessible is in cache."
+      );
+    });
+  }
+
+  BrowserTestUtils.removeTab(tab1);
+  BrowserTestUtils.removeTab(tab2);
+
+  accService = null; // eslint-disable-line no-unused-vars
+  await shutdownAccessibilityService();
+});