refactor: refactor foundation

src/test/handlers.ts

@@ -0,0 +1,39 @@
+import { HttpResponse, http } from "msw";
+
+const authentication = {
+	accessToken: "test-token",
+	user: { id: "user-1", email: "user@example.com" },
+};
+
+export const handlers = [
+	http.post("*/api/v1/auth/register", () => HttpResponse.json(authentication)),
+	http.post("*/api/v1/auth/login", () => HttpResponse.json(authentication)),
+	http.post("*/api/v1/auth/refresh", () =>
+		HttpResponse.json({ code: "UNAUTHORIZED" }, { status: 401 }),
+	),
+	http.post(
+		"*/api/v1/auth/logout",
+		() => new HttpResponse(null, { status: 204 }),
+	),
+	http.get("*/api/v1/auth/me", () => HttpResponse.json(authentication.user)),
+	http.get("*/api/v1/tbank-connection", () =>
+		HttpResponse.json({ connected: false, connectedAt: null }),
+	),
+	http.put("*/api/v1/tbank-connection", () =>
+		HttpResponse.json({ connected: true, connectedAt: "2026-08-14T00:00:00Z" }),
+	),
+	http.delete(
+		"*/api/v1/tbank-connection",
+		() => new HttpResponse(null, { status: 204 }),
+	),
+	http.get("*/api/v1/brokerage-accounts", () => HttpResponse.json([])),
+	http.get("*/api/v1/brokerage-accounts/:accountId/portfolio", () =>
+		HttpResponse.json({
+			lastSuccessfulAt: "2026-08-14T00:00:00Z",
+			isStale: false,
+			totalsByCurrency: [],
+			positions: [],
+			cashBalances: [],
+		}),
+	),
+];

src/test/server.ts

@@ -0,0 +1,4 @@
+import { setupServer } from "msw/node";
+import { handlers } from "./handlers";
+
+export const server = setupServer(...handlers);

src/test/setup.ts

@@ -1,5 +1,11 @@
 import "@testing-library/jest-dom/vitest";
+import { afterAll, afterEach, beforeAll } from "vitest";
 import "../shared/i18n";
+import { server } from "./server";
+
+beforeAll(() => server.listen({ onUnhandledRequest: "error" }));
+afterEach(() => server.resetHandlers());
+afterAll(() => server.close());
 
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