106 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			106 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			TypeScript
		
	
	
| /*
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| Copyright 2024 New Vector Ltd.
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| Copyright 2022 The Matrix.org Foundation C.I.C.
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| 
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| SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
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| Please see LICENSE files in the repository root for full details.
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| */
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| 
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| import fetchMock from "fetch-mock-jest";
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| 
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| import { getVectorConfig } from "../../../src/vector/getconfig";
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| 
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| fetchMock.config.overwriteRoutes = true;
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| 
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| describe("getVectorConfig()", () => {
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|     const elementDomain = "app.element.io";
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|     const now = 1234567890;
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|     const specificConfig = {
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|         brand: "specific",
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|     };
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|     const generalConfig = {
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|         brand: "general",
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|     };
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| 
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|     beforeEach(() => {
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|         Object.defineProperty(window, "location", {
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|             value: { href: `https://${elementDomain}`, hostname: elementDomain },
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|             writable: true,
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|         });
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| 
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|         // stable value for cachebuster
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|         jest.spyOn(Date, "now").mockReturnValue(now);
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|         jest.clearAllMocks();
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|         fetchMock.mockClear();
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|     });
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| 
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|     afterAll(() => {
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|         jest.spyOn(Date, "now").mockRestore();
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|     });
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| 
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|     it("requests specific config for document domain", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", specificConfig);
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|         fetchMock.getOnce("express:/config.json", generalConfig);
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| 
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|         await expect(getVectorConfig()).resolves.toEqual(specificConfig);
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|     });
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| 
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|     it("adds trailing slash to relativeLocation when not an empty string", async () => {
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|         fetchMock.getOnce("express:../config.app.element.io.json", specificConfig);
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|         fetchMock.getOnce("express:../config.json", generalConfig);
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| 
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|         await expect(getVectorConfig("..")).resolves.toEqual(specificConfig);
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|     });
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| 
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|     it("returns general config when specific config succeeds but is empty", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", {});
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|         fetchMock.getOnce("express:/config.json", generalConfig);
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| 
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|         await expect(getVectorConfig()).resolves.toEqual(generalConfig);
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|     });
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| 
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|     it("returns general config when specific config 404s", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", { status: 404 });
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|         fetchMock.getOnce("express:/config.json", generalConfig);
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| 
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|         await expect(getVectorConfig()).resolves.toEqual(generalConfig);
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|     });
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| 
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|     it("returns general config when specific config is fetched from a file and is empty", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", 0);
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|         fetchMock.getOnce("express:/config.json", generalConfig);
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| 
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|         await expect(getVectorConfig()).resolves.toEqual(generalConfig);
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|     });
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| 
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|     it("returns general config when specific config returns a non-200 status", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", { status: 401 });
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|         fetchMock.getOnce("express:/config.json", generalConfig);
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| 
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|         await expect(getVectorConfig()).resolves.toEqual(generalConfig);
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|     });
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| 
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|     it("returns general config when specific config returns an error", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", { throws: "err1" });
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|         fetchMock.getOnce("express:/config.json", generalConfig);
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| 
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|         await expect(getVectorConfig()).resolves.toEqual(generalConfig);
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|     });
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| 
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|     it("rejects with an error when general config rejects", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", { throws: "err-specific" });
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|         fetchMock.getOnce("express:/config.json", { throws: "err-general" });
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| 
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|         await expect(getVectorConfig()).rejects.toBe("err-general");
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|     });
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| 
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|     it("rejects with an error when config is invalid JSON", async () => {
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|         fetchMock.getOnce("express:/config.app.element.io.json", { throws: "err-specific" });
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|         fetchMock.getOnce("express:/config.json", '{"invalid": "json",}');
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| 
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|         // We can't assert it'll be a SyntaxError as node-fetch behaves differently
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|         // https://github.com/wheresrhys/fetch-mock/issues/270
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|         await expect(getVectorConfig()).rejects.toThrow("in JSON at position 19");
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|     });
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| });
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