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

apps/web/test/unit-tests/vector/getconfig-test.ts

@@ -0,0 +1,103 @@
+/*
+Copyright 2024 New Vector Ltd.
+Copyright 2022 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 fetchMock from "@fetch-mock/jest";
+
+import { getVectorConfig } from "../../../src/vector/getconfig";
+
+describe("getVectorConfig()", () => {
+    const elementDomain = "app.element.io";
+    const now = 1234567890;
+    const specificConfig = {
+        brand: "specific",
+    };
+    const generalConfig = {
+        brand: "general",
+    };
+
+    beforeEach(() => {
+        Object.defineProperty(window, "location", {
+            value: { href: `https://${elementDomain}`, hostname: elementDomain },
+            writable: true,
+        });
+
+        // stable value for cachebuster
+        jest.spyOn(Date, "now").mockReturnValue(now);
+        jest.clearAllMocks();
+        fetchMock.removeRoutes();
+    });
+
+    afterAll(() => {
+        jest.spyOn(Date, "now").mockRestore();
+    });
+
+    it("requests specific config for document domain", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json*", specificConfig);
+        fetchMock.getOnce("express:/config.json*", generalConfig);
+
+        await expect(getVectorConfig()).resolves.toEqual(specificConfig);
+    });
+
+    it("adds trailing slash to relativeLocation when not an empty string", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", specificConfig);
+        fetchMock.getOnce("express:/config.json", generalConfig);
+
+        await expect(getVectorConfig("..")).resolves.toEqual(specificConfig);
+    });
+
+    it("returns general config when specific config succeeds but is empty", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", {});
+        fetchMock.getOnce("express:/config.json", generalConfig);
+
+        await expect(getVectorConfig()).resolves.toEqual(generalConfig);
+    });
+
+    it("returns general config when specific config 404s", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", { status: 404 });
+        fetchMock.getOnce("express:/config.json", generalConfig);
+
+        await expect(getVectorConfig()).resolves.toEqual(generalConfig);
+    });
+
+    it("returns general config when specific config is fetched from a file and is empty", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", 0);
+        fetchMock.getOnce("express:/config.json", generalConfig);
+
+        await expect(getVectorConfig()).resolves.toEqual(generalConfig);
+    });
+
+    it("returns general config when specific config returns a non-200 status", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", { status: 401 });
+        fetchMock.getOnce("express:/config.json", generalConfig);
+
+        await expect(getVectorConfig()).resolves.toEqual(generalConfig);
+    });
+
+    it("returns general config when specific config returns an error", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", { throws: "err1" });
+        fetchMock.getOnce("express:/config.json", generalConfig);
+
+        await expect(getVectorConfig()).resolves.toEqual(generalConfig);
+    });
+
+    it("rejects with an error when general config rejects", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", { throws: "err-specific" });
+        fetchMock.getOnce("express:/config.json", { throws: "err-general" });
+
+        await expect(getVectorConfig()).rejects.toBe("err-general");
+    });
+
+    it("rejects with an error when config is invalid JSON", async () => {
+        fetchMock.getOnce("express:/config.app.element.io.json", { throws: "err-specific" });
+        fetchMock.getOnce("express:/config.json", '{"invalid": "json",}');
+
+        // We can't assert it'll be a SyntaxError as node-fetch behaves differently
+        // https://github.com/wheresrhys/fetch-mock/issues/270
+        await expect(getVectorConfig()).rejects.toThrow("in JSON at position 19");
+    });
+});