feat(ai-character): 관리자 인증 셸 구현

src/shared/api/__tests__/query-client.test.ts

@@ -0,0 +1,58 @@
+import { describe, expect, test } from "vitest";
+
+import { ApiError } from "../api-error";
+import { createQueryClient, shouldRetryQuery } from "../query-client";
+
+describe("TanStack Query defaults", () => {
+  test("does not retry unauthenticated query errors", () => {
+    // Given
+    const error = new ApiError({
+      status: 401,
+      message: "인증 정보가 없습니다.",
+      errorProperty: null,
+    });
+
+    // When
+    const shouldRetry = shouldRetryQuery(0, error);
+
+    // Then
+    expect(shouldRetry).toBe(false);
+  });
+
+  test("does not retry access-denied query errors", () => {
+    // Given
+    const error = new ApiError({
+      status: 403,
+      message: "접근 권한이 없습니다.",
+      errorProperty: null,
+    });
+
+    // When
+    const shouldRetry = shouldRetryQuery(0, error);
+
+    // Then
+    expect(shouldRetry).toBe(false);
+  });
+
+  test("limits retries for other query errors", () => {
+    // Given
+    const error = new Error("network failure");
+
+    // When
+    const shouldRetry = shouldRetryQuery(2, error);
+
+    // Then
+    expect(shouldRetry).toBe(false);
+  });
+
+  test("disables mutation retries", () => {
+    // Given
+    const queryClient = createQueryClient();
+
+    // When
+    const retry = queryClient.getDefaultOptions().mutations?.retry;
+
+    // Then
+    expect(retry).toBe(false);
+  });
+});