Test InviteModal

src/Header.test.tsx

@@ -14,19 +14,13 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import { expect, test, vi } from "vitest";
+import { expect, test } from "vitest";
 import { render, screen } from "@testing-library/react";
 import { axe } from "vitest-axe";
 import { TooltipProvider } from "@vector-im/compound-web";
 
 import { RoomHeaderInfo } from "./Header";
 
-global.matchMedia = vi.fn().mockReturnValue({
-  matches: true,
-  addEventListener: () => {},
-  removeEventListener: () => {},
-});
-
 test("RoomHeaderInfo is accessible", async () => {
   const { container } = render(
     <TooltipProvider>

src/Modal.tsx

@@ -98,6 +98,7 @@ export const Modal: FC<Props> = ({
               styles.drawer,
               { [styles.tabbed]: tabbed },
             )}
+            aria-describedby={undefined}
             {...rest}
           >
             <div className={styles.content}>
@@ -120,7 +121,7 @@ export const Modal: FC<Props> = ({
           <DialogOverlay
             className={classNames(overlayStyles.bg, overlayStyles.animate)}
           />
-          <DialogContent asChild {...rest}>
+          <DialogContent asChild aria-describedby={undefined} {...rest}>
             <Glass
               className={classNames(
                 className,

src/room/InviteModal.test.tsx

@@ -0,0 +1,44 @@
+/*
+Copyright 2024 New Vector Ltd
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { render, screen } from "@testing-library/react";
+import { expect, test, vi } from "vitest";
+import { Room } from "matrix-js-sdk/src/matrix";
+import { axe } from "vitest-axe";
+import { BrowserRouter } from "react-router-dom";
+import userEvent from "@testing-library/user-event";
+
+import { InviteModal } from "./InviteModal";
+
+// Used by copy-to-clipboard
+window.prompt = (): null => null;
+
+test("InviteModal is accessible", async () => {
+  const user = userEvent.setup();
+  const room = {
+    roomId: "!a:example.org",
+    name: "Mission Control",
+  } as unknown as Room;
+  const onDismiss = vi.fn();
+  const { container } = render(
+    <InviteModal room={room} open={true} onDismiss={onDismiss} />,
+    { wrapper: BrowserRouter },
+  );
+
+  expect(await axe(container)).toHaveNoViolations();
+  await user.click(screen.getByRole("button", { name: "action.copy_link" }));
+  expect(onDismiss).toBeCalled();
+});

src/vitest.setup.ts

@@ -37,3 +37,11 @@ Config.initDefault();
 posthog.opt_out_capturing();
 
 afterEach(cleanup);
+
+// Used by a lot of components
+window.matchMedia = global.matchMedia = (): MediaQueryList =>
+  ({
+    matches: false,
+    addEventListener: () => {},
+    removeEventListener: () => {},
+  }) as Partial<MediaQueryList> as MediaQueryList;