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update timed loader to use class composition

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Brendan Chen
2025-04-11 16:52:27 -07:00
parent d1a47baea6
commit a0e0c19ca3
3 changed files with 35 additions and 38 deletions
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33
test/loaders/TimedApiBasedShuttleRepositoryLoaderTests.test.ts → test/loaders/TimedApiBasedRepositoryLoaderTests.test.ts
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@@ -1,10 +1,11 @@
import { afterEach, beforeAll, beforeEach, describe, expect, it, jest } from "@jest/globals";
import { TimedApiBasedShuttleRepositoryLoader } from "../../src/loaders/TimedApiBasedShuttleRepositoryLoader";
import { TimedApiBasedRepositoryLoader } from "../../src/loaders/TimedApiBasedRepositoryLoader";
import { resetGlobalFetchMockJson } from "../testHelpers/fetchMockHelpers";
import { UnoptimizedInMemoryShuttleRepository } from "../../src/repositories/UnoptimizedInMemoryShuttleRepository";
import { ApiBasedShuttleRepositoryLoader } from "../../src/loaders/ApiBasedShuttleRepositoryLoader";
describe("TimedApiBasedRepositoryLoader", () => {
let loader: TimedApiBasedShuttleRepositoryLoader;
let timedLoader: TimedApiBasedRepositoryLoader;
let spies: any;
beforeAll(() => {
@@ -15,17 +16,17 @@ describe("TimedApiBasedRepositoryLoader", () => {
beforeEach(() => {
resetGlobalFetchMockJson();
loader = new TimedApiBasedShuttleRepositoryLoader(
const mockLoader = new ApiBasedShuttleRepositoryLoader(
"1",
"1",
new UnoptimizedInMemoryShuttleRepository()
new UnoptimizedInMemoryShuttleRepository(),
);
timedLoader = new TimedApiBasedRepositoryLoader(
mockLoader,
);
spies = {
fetchAndUpdateRouteDataForSystem: jest.spyOn(loader, 'fetchAndUpdateRouteDataForSystem'),
fetchAndUpdateStopAndPolylineDataForRoutesInSystem: jest.spyOn(loader, 'fetchAndUpdateStopAndPolylineDataForRoutesInSystem'),
fetchAndUpdateShuttleDataForSystem: jest.spyOn(loader, 'fetchAndUpdateShuttleDataForSystem'),
fetchAndUpdateEtaDataForExistingStopsForSystem: jest.spyOn(loader, 'fetchAndUpdateEtaDataForExistingStopsForSystem')
fetchAndUpdateAll: jest.spyOn(mockLoader, 'fetchAndUpdateAll'),
};
Object.values(spies).forEach((spy: any) => {
@@ -40,20 +41,20 @@ describe("TimedApiBasedRepositoryLoader", () => {
describe("start", () => {
it("should update internal state, call data fetching methods, and start a timer", async () => {
await loader.start();
expect(loader["shouldBeRunning"]).toBe(true);
await timedLoader.start();
expect(timedLoader["shouldBeRunning"]).toBe(true);
Object.values(spies).forEach((spy: any) => {
expect(spy).toHaveBeenCalled();
});
expect(setTimeout).toHaveBeenCalledWith(expect.any(Function), loader.timeout);
expect(loader.timeout).not.toBeUndefined();
expect(setTimeout).toHaveBeenCalledWith(expect.any(Function), timedLoader.timeout);
expect(timedLoader.timeout).not.toBeUndefined();
});
it("does nothing if timer is already running", async () => {
await loader.start();
await loader.start();
await timedLoader.start();
await timedLoader.start();
Object.values(spies).forEach((spy: any) => {
expect(spy).toHaveBeenCalledTimes(1);
@@ -63,8 +64,8 @@ describe("TimedApiBasedRepositoryLoader", () => {
describe("stop", () => {
it("should update internal state", async () => {
loader.stop();
expect(loader['shouldBeRunning']).toBe(false);
timedLoader.stop();
expect(timedLoader['shouldBeRunning']).toBe(false);
});
});
});