code: @Test public void testi18nGetAllWithContextAndResult(){
    when(ninjaProperties.getStringArray(NinjaConstant.applicationLanguages)).thenReturn(new String[]{"en","de","fr-FR"});
    Lang lang=new LangImpl(ninjaProperties);
    Messages messages=new MessagesImpl(ninjaProperties,lang);
    result=Results.ok();
    when(context.getAcceptLanguage()).thenReturn("en-US");
    Map<Object,Object> map=messages.getAll(context,Optional.of(result));
    assertEquals(4,map.keySet().size());
    assertTrue(map.containsKey("language"));
    assertTrue(map.containsKey("message_with_placeholder"));
    assertTrue(map.containsKey("a_property_only_in_the_defaultLanguage"));
    assertTrue(map.containsKey("a_propert_with_commas"));
    assertEquals("english",map.get("language"));
    lang.setLanguage("de",result);
    map=messages.getAll(context,Optional.of(result));
    assertEquals(4,map.keySet().size());
    assertTrue(map.containsKey("language"));
    assertTrue(map.containsKey("message_with_placeholder"));
    assertTrue(map.containsKey("a_property_only_in_the_defaultLanguage"));
    assertTrue(map.containsKey("a_propert_with_commas"));
    assertEquals("deutsch",map.get("language"));
    assertEquals("das ist der platzhalter: {0}",map.get("message_with_placeholder"));
    result=Results.ok();
    when(context.getCookie(Mockito.anyString())).thenReturn(Cookie.builder("name","en").build());
    map=messages.getAll(context,Optional.of(result));
    assertEquals(4,map.keySet().size());
    assertTrue(map.containsKey("language"));
    assertTrue(map.containsKey("message_with_placeholder"));
    assertTrue(map.containsKey("a_property_only_in_the_defaultLanguage"));
    assertTrue(map.containsKey("a_propert_with_commas"));
    assertEquals("english",map.get("language"));
  }
  