test(mvp0): complete remaining i18n, RBAC, and CRUD coverage

apps/admin/src/i18n/server.test.ts

@@ -0,0 +1,17 @@
+import { describe, expect, it } from "vitest"
+
+import { resolveAdminLocaleFromCookieValue } from "./server"
+
+describe("resolveAdminLocaleFromCookieValue", () => {
+  it("accepts supported locales", () => {
+    expect(resolveAdminLocaleFromCookieValue("de")).toBe("de")
+    expect(resolveAdminLocaleFromCookieValue("en")).toBe("en")
+    expect(resolveAdminLocaleFromCookieValue("es")).toBe("es")
+    expect(resolveAdminLocaleFromCookieValue("fr")).toBe("fr")
+  })
+
+  it("falls back to default locale for unknown values", () => {
+    expect(resolveAdminLocaleFromCookieValue("it")).toBe("en")
+    expect(resolveAdminLocaleFromCookieValue(undefined)).toBe("en")
+  })
+})

apps/admin/src/i18n/server.ts

@@ -4,10 +4,7 @@ import { cookies } from "next/headers"
 import type { AdminMessages } from "./messages"
 import { ADMIN_LOCALE_COOKIE } from "./shared"
 
-export async function resolveAdminLocale(): Promise<AppLocale> {
-  const cookieStore = await cookies()
-  const value = cookieStore.get(ADMIN_LOCALE_COOKIE)?.value
-
+export function resolveAdminLocaleFromCookieValue(value: string | undefined): AppLocale {
   if (value && isAppLocale(value)) {
     return value
   }
@@ -15,6 +12,12 @@ export async function resolveAdminLocale(): Promise<AppLocale> {
   return defaultLocale
 }
 
+export async function resolveAdminLocale(): Promise<AppLocale> {
+  const cookieStore = await cookies()
+  const value = cookieStore.get(ADMIN_LOCALE_COOKIE)?.value
+  return resolveAdminLocaleFromCookieValue(value)
+}
+
 export async function getAdminMessages(locale: AppLocale): Promise<AdminMessages> {
   return (await import(`../messages/${locale}.json`)).default as AdminMessages
 }