0.29.1原版

web/tests/setup.ts

@@ -0,0 +1,42 @@
+import "@testing-library/jest-dom/vitest";
+import { cleanup } from "@testing-library/react";
+import { afterEach } from "vitest";
+
+// With `globals: false`, @testing-library/react does not auto-register a
+// cleanup hook, so unmount rendered trees between tests explicitly. This keeps
+// `screen.getByTestId` from seeing DOM from prior tests in the same file.
+afterEach(() => {
+  cleanup();
+});
+
+// Defensive shim: `@/auth-state` constructs a BroadcastChannel at module load
+// to coordinate token refreshes across tabs. jsdom historically has not shipped
+// BroadcastChannel, so any future test that transitively imports auth-state
+// would otherwise throw. Current tests avoid that import path on purpose, but
+// installing the shim keeps authoring new tests frictionless. No-op when jsdom
+// already provides an implementation.
+if (typeof globalThis.BroadcastChannel === "undefined") {
+  class NoopBroadcastChannel {
+    readonly name: string;
+    onmessage: ((event: MessageEvent) => void) | null = null;
+
+    constructor(name: string) {
+      this.name = name;
+    }
+
+    postMessage(_data: unknown): void {}
+
+    close(): void {}
+
+    addEventListener(): void {}
+
+    removeEventListener(): void {}
+
+    dispatchEvent(): boolean {
+      return true;
+    }
+  }
+
+  // @ts-expect-error — attach the shim to the global scope for tests.
+  globalThis.BroadcastChannel = NoopBroadcastChannel;
+}