test(ai-character): 리소스 운영 E2E 보강

tests/e2e/error-mapping.spec.ts

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+import { expect, test } from "@playwright/test";
+import type { Page } from "@playwright/test";
+
+import { apiBaseUrl } from "./api-base-url";
+
+type ApiProbe = {
+  readonly message: string | null;
+  readonly status: number;
+};
+
+async function fetchMockApi(page: Page, path: string, init?: RequestInit): Promise<ApiProbe> {
+  return page.evaluate(
+    async ({ apiBaseUrl, init, path }) => {
+      const response = await fetch(`${apiBaseUrl}${path}`, init);
+      const body = (await response.json()) as { readonly message?: string | null };
+
+      return { message: body.message ?? null, status: response.status };
+    },
+    { apiBaseUrl, init, path },
+  );
+}
+
+async function waitForMockWorker(page: Page): Promise<void> {
+  await page.goto("/");
+  await expect
+    .poll(() => page.evaluate(async () => {
+      const registration = await navigator.serviceWorker.ready;
+
+      return registration.active?.scriptURL.endsWith("/mockServiceWorker.js") ?? false;
+    }))
+    .toBe(true);
+  if (!(await page.evaluate(() => navigator.serviceWorker.controller !== null))) {
+    await page.reload();
+  }
+  await expect.poll(() => page.evaluate(() => navigator.serviceWorker.controller !== null)).toBe(true);
+}
+
+test("mock API exposes Korean auth and media error messages without backend fallback", async ({ page }) => {
+  // Given
+  await waitForMockWorker(page);
+
+  // When
+  const missingBearer = await fetchMockApi(page, "/api/v2/admin/ai-characters?page=0&size=20");
+  const forbiddenLogout = await fetchMockApi(page, "/member/logout", {
+    headers: { Authorization: "Bearer mock-member-jwt" },
+    method: "POST",
+  });
+  const unsupportedLoginMedia = await fetchMockApi(page, "/admin/member/login", {
+    body: "not-json",
+    headers: { "Content-Type": "text/plain" },
+    method: "POST",
+  });
+
+  // Then
+  expect(missingBearer).toEqual({ message: "인증 정보가 없습니다.", status: 401 });
+  expect(forbiddenLogout).toEqual({ message: "접근 권한이 없습니다.", status: 403 });
+  expect(unsupportedLoginMedia).toEqual({ message: "지원하지 않는 미디어 타입입니다.", status: 415 });
+});
+
+test("mock preview does not persist secrets or file bodies in browser storage", async ({ page }) => {
+  // Given
+  await page.goto("/login");
+  await page.getByLabel("이메일").fill("admin@test.com");
+  await page.getByLabel("비밀번호").fill("password");
+  await page.getByRole("button", { name: "로그인" }).click();
+  await expect(page).toHaveURL(/\/ai-characters$/);
+
+  // When
+  const storageDump = await page.evaluate(() => JSON.stringify({ local: { ...localStorage }, session: { ...sessionStorage } }));
+
+  // Then
+  expect(storageDump).not.toContain("password");
+  expect(storageDump).not.toContain("data:audio");
+  expect(storageDump).not.toContain("data:image");
+});