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43 lines
1.4 KiB
TypeScript
43 lines
1.4 KiB
TypeScript
import "@testing-library/jest-dom/vitest";
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import { cleanup } from "@testing-library/react";
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import { afterEach } from "vitest";
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// With `globals: false`, @testing-library/react does not auto-register a
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// cleanup hook, so unmount rendered trees between tests explicitly. This keeps
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// `screen.getByTestId` from seeing DOM from prior tests in the same file.
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afterEach(() => {
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cleanup();
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});
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// Defensive shim: `@/auth-state` constructs a BroadcastChannel at module load
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// to coordinate token refreshes across tabs. jsdom historically has not shipped
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// BroadcastChannel, so any future test that transitively imports auth-state
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// would otherwise throw. Current tests avoid that import path on purpose, but
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// installing the shim keeps authoring new tests frictionless. No-op when jsdom
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// already provides an implementation.
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if (typeof globalThis.BroadcastChannel === "undefined") {
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class NoopBroadcastChannel {
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readonly name: string;
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onmessage: ((event: MessageEvent) => void) | null = null;
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constructor(name: string) {
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this.name = name;
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}
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postMessage(_data: unknown): void {}
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close(): void {}
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addEventListener(): void {}
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removeEventListener(): void {}
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dispatchEvent(): boolean {
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return true;
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}
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}
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// @ts-expect-error — attach the shim to the global scope for tests.
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globalThis.BroadcastChannel = NoopBroadcastChannel;
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}
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