### Question:
TextTranslations { public static Set<Locale> getLocales() { return TRANSLATIONS_TABLE.columnKeySet(); } private  TextTranslations(); static SortedSet<String> getKeys(); static Set<Locale> getLocales(); static Locale getNearestLocale(Locale locale); @Nullable static MessageFormat getKey(Locale locale, String key); @Nullable static MessageFormat getNearestKey(Locale locale, String key); static long loadKeys(Locale locale); static Component translate(Component text, Locale locale); @Deprecated static String translateLegacy(Component text, @Nullable CommandSender sender); @Deprecated static String translate(String key, @Nullable CommandSender sender, Object... args); static String translateBaseComponent(Component component, @Nullable CommandSender viewer); static BaseComponent toBaseComponent(Component component, @Nullable CommandSender viewer); static BaseComponent[] toBaseComponentArray(
      Component component, @Nullable CommandSender viewer);  }### Answer:
@Test void testGetLocales() { final Collection<Locale> locales = getLocales(); assertTrue(locales.contains(US), "source code locale not loaded"); assertTrue(locales.contains(Locale.getDefault()), "system locale not loaded"); }