@Test
    public void simpleArray() {
        String str = "{ \"races\": [\"human\",\"goblin\",\"dwarf\",\"elf\",\"gnome\",\n" +
                " \"troll\",\"golem\",\"vampire\",\"werewolf\",\"zombie\"]\n" +
                " }";

        JsonObject jso = new JsonObject(str);
        VertxEngineConfig vxConf = new VertxEngineConfig(jso);


        Map<String, String> expected = Map.of(
            "races", "human,goblin,dwarf,elf,gnome,troll,golem,vampire,werewolf,zombie"
        );

        Map<String, String> actual = new LinkedHashMap<>();
        vxConf.jsonMapToProperties("", jso, actual);
        Assert.assertEquals(expected, actual);
    }
Test conversion of JSON to properties map

@author Marc Savy {@literal <msavy@redhat.com>}
gateway/platforms/vertx3/vertx3/src/test/java/io/apiman/gateway/platforms/vertx3/common/config/JsonMapToPropertiesTest.java