feat: show call participants in room list (Discord-style)

apps/web/playwright/pages/crypto.ts

@@ -0,0 +1,49 @@
+/*
+Copyright 2024 New Vector Ltd.
+Copyright 2023 The Matrix.org Foundation C.I.C.
+
+SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Commercial
+Please see LICENSE files in the repository root for full details.
+*/
+
+import { type APIRequestContext, type Page, expect } from "@playwright/test";
+
+import { type HomeserverInstance } from "../plugins/homeserver";
+
+export class Crypto {
+    public constructor(
+        private page: Page,
+        private homeserver: HomeserverInstance,
+        private request: APIRequestContext,
+    ) {}
+
+    /**
+     * Check that the user has published cross-signing keys, and that the user's device has been cross-signed.
+     */
+    public async assertDeviceIsCrossSigned(): Promise<void> {
+        const { userId, deviceId, accessToken } = await this.page.evaluate(() => ({
+            userId: window.mxMatrixClientPeg.get().getUserId(),
+            deviceId: window.mxMatrixClientPeg.get().getDeviceId(),
+            accessToken: window.mxMatrixClientPeg.get().getAccessToken(),
+        }));
+
+        const res = await this.request.post(`${this.homeserver.baseUrl}/_matrix/client/v3/keys/query`, {
+            headers: { Authorization: `Bearer ${accessToken}` },
+            data: { device_keys: { [userId]: [] } },
+        });
+        const json = await res.json();
+
+        // there should be three cross-signing keys
+        expect(json.master_keys[userId]).toHaveProperty("keys");
+        expect(json.self_signing_keys[userId]).toHaveProperty("keys");
+        expect(json.user_signing_keys[userId]).toHaveProperty("keys");
+
+        // and the device should be signed by the self-signing key
+        const selfSigningKeyId = Object.keys(json.self_signing_keys[userId].keys)[0];
+
+        expect(json.device_keys[userId][deviceId]).toBeDefined();
+
+        const myDeviceSignatures = json.device_keys[userId][deviceId].signatures[userId];
+        expect(myDeviceSignatures[selfSigningKeyId]).toBeDefined();
+    }
+}