Prepare for repo merge

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

test/unit-tests/contexts/ToastContext-test.ts

@@ -0,0 +1,35 @@
+/*
+Copyright 2024 New Vector Ltd.
+Copyright 2024 The Matrix.org Foundation C.I.C.
+
+SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
+Please see LICENSE files in the repository root for full details.
+*/
+
+import { ToastRack } from "../../src/contexts/ToastContext";
+
+describe("ToastRack", () => {
+    it("should return a toast once one is displayed", () => {
+        const toastRack = new ToastRack();
+        toastRack.displayToast("Hello, world!");
+
+        expect(toastRack.getActiveToast()).toBe("Hello, world!");
+    });
+
+    it("calls update callback when a toast is added", () => {
+        const toastRack = new ToastRack();
+        const updateCallbackFn = jest.fn();
+        toastRack.setCallback(updateCallbackFn);
+        toastRack.displayToast("Hello, world!");
+
+        expect(updateCallbackFn).toHaveBeenCalled();
+    });
+
+    it("removes toast when remove function is called", () => {
+        const toastRack = new ToastRack();
+        const removeFn = toastRack.displayToast("Hello, world!");
+        expect(toastRack.getActiveToast()).toBe("Hello, world!");
+        removeFn();
+        expect(toastRack.getActiveToast()).toBeUndefined();
+    });
+});