Assert.assertEquals(SimpleType.STRING, converter.getOpenType());
ModelNode node = new ModelNode();
node.get("abc").set(BigInteger.valueOf(10));
node.get("def").set(false);
node.protect();
String json = assertCast(String.class, converter.fromModelNode(node));
Assert.assertEquals(node, ModelNode.fromJSONString(json));
Assert.assertEquals(json, assertCast(String.class, converter.fromModelNode(node)));
assertToArray(converter, json);