1 files changed, 47 insertions, 0 deletions
diff --git a/browser/components/tests/browser/browser_browserGlue_showModal_trigger.js b/browser/components/tests/browser/browser_browserGlue_showModal_trigger.js
new file mode 100644
index 0000000000..eb753bf796
--- /dev/null
+++ b/browser/components/tests/browser/browser_browserGlue_showModal_trigger.js
@@ -0,0 +1,47 @@
+/* Any copyright is dedicated to the Public Domain.
+http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+XPCOMUtils.defineLazyServiceGetters(this, {
+  BrowserHandler: ["@mozilla.org/browser/clh;1", "nsIBrowserHandler"],
+});
+
+async function showAboutWelcomeModal() {
+  await SpecialPowers.pushPrefEnv({
+    set: [["browser.aboutwelcome.showModal", true]],
+  });
+
+  BrowserHandler.firstRunProfile = true;
+
+  const data = [
+    {
+      id: "TEST_SCREEN",
+      content: {
+        position: "split",
+        logo: {},
+        title: "test",
+      },
+    },
+  ];
+
+  return {
+    data,
+    async cleanup() {
+      await SpecialPowers.popPrefEnv();
+      BrowserHandler.firstRunProfile = false;
+    },
+  };
+}
+
+add_task(async function show_about_welcome_modal() {
+  const { data } = await showAboutWelcomeModal();
+  await SpecialPowers.pushPrefEnv({
+    set: [["browser.aboutwelcome.screens", JSON.stringify(data)]],
+  });
+  BROWSER_GLUE._maybeShowDefaultBrowserPrompt();
+  const [win] = await TestUtils.topicObserved("subdialog-loaded");
+  const modal = win.document.querySelector(".onboardingContainer");
+  ok(!!modal, "About Welcome modal shown");
+  win.close();
+});