1 files changed, 28 insertions, 0 deletions
diff --git a/browser/base/content/test/pageinfo/browser_pageinfo_rtl.js b/browser/base/content/test/pageinfo/browser_pageinfo_rtl.js
new file mode 100644
index 0000000000..d0c06a03ff
--- /dev/null
+++ b/browser/base/content/test/pageinfo/browser_pageinfo_rtl.js
@@ -0,0 +1,28 @@
+async function testPageInfo() {
+  await BrowserTestUtils.withNewTab(
+    "https://example.com",
+    async function (browser) {
+      let pageInfo = BrowserPageInfo();
+      await BrowserTestUtils.waitForEvent(pageInfo, "page-info-init");
+      is(
+        getComputedStyle(pageInfo.document.documentElement).direction,
+        "rtl",
+        "Should be RTL"
+      );
+      ok(true, "Didn't assert or crash");
+      pageInfo.close();
+    }
+  );
+}
+
+add_task(async function test_page_info_rtl() {
+  await SpecialPowers.pushPrefEnv({ set: [["intl.l10n.pseudo", "bidi"]] });
+
+  for (let useOverlayScrollbars of [0, 1]) {
+    info("Testing with overlay scrollbars: " + useOverlayScrollbars);
+    await SpecialPowers.pushPrefEnv({
+      set: [["ui.useOverlayScrollbars", useOverlayScrollbars]],
+    });
+    await testPageInfo();
+  }
+});