--- /dev/null
+# Nit:
+<A: true a 0.123 1234 asdf false p4ssw0rd>
+
+# Json:
+{
+ "b": true,
+ "c": "a",
+ "f": 0.123,
+ "i": 1234,
+ "serialization_specific_name": "asdf",
+ "n": null
+}
+
+# Back in Nit:
+<A: true a 0.123 1234 asdf false p4ssw0rd>
+
+# Nit:
+<B: <A: false b 123.123 2345 hjkl true p4ssw0rd> 1111 qwer>
+
+# Json:
+{
+ "b": false,
+ "c": "b",
+ "f": 123.123,
+ "i": 2345,
+ "serialization_specific_name": "hjkl",
+ "n": 12,
+ "ii": 1111,
+ "ss": "qwer"
+}
+
+# Back in Nit:
+<B: <A: false b 123.123 2345 hjkl true p4ssw0rd> 1111 qwer>
+
+# Nit:
+<C: <A: true a 0.123 1234 asdf false p4ssw0rd> <B: <A: false b 123.123 2345 hjkl true p4ssw0rd> 1111 qwer>>
+
+# Json:
+{
+ "a": {
+ "b": true,
+ "c": "a",
+ "f": 0.123,
+ "i": 1234,
+ "serialization_specific_name": "asdf",
+ "n": null
+ },
+ "b": {
+ "b": false,
+ "c": "b",
+ "f": 123.123,
+ "i": 2345,
+ "serialization_specific_name": "hjkl",
+ "n": 12,
+ "ii": 1111,
+ "ss": "qwer"
+ },
+ "aa": {
+ "b": true,
+ "c": "a",
+ "f": 0.123,
+ "i": 1234,
+ "serialization_specific_name": "asdf",
+ "n": null
+ }
+}
+
+# Back in Nit:
+<C: <A: true a 0.123 1234 asdf false p4ssw0rd> <B: <A: false b 123.123 2345 hjkl true p4ssw0rd> 1111 qwer>>
+
+Serialization warning: Cycle detected in serialized object, replacing reference with 'null'.
+# Nit:
+<D: <B: <A: false b 123.123 2345 new line ->
+<- false p4ssw0rd> 1111 f"\r\/> true>
+
+# Json:
+{
+ "b": false,
+ "c": "b",
+ "f": 123.123,
+ "i": 2345,
+ "serialization_specific_name": "new line ->\n<-",
+ "n": null,
+ "ii": 1111,
+ "ss": "\tf\"\r\\/",
+ "d": null
+}
+
+# Back in Nit:
+<D: <B: <A: false b 123.123 2345 new line ->
+<- false p4ssw0rd> 1111 f"\r\/> false>
+
+# Nit:
+<E: a: hello, 1234, 123.4; b: hella, 2345, 234.5>
+
+# Json:
+{
+ "a": ["hello", 1234, 123.4],
+ "b": ["hella", 2345, 234.5]
+}
+
+# Back in Nit:
+<E: a: hello, 1234, 123.4; b: hella, 2345, 234.5>
+
+# Nit:
+<F: 2222>
+
+# Json:
+{
+ "n": 2222
+}
+
+# Back in Nit:
+null
+
+Deserialization Error: Doesn't know how to deserialize class "F"
+# Nit:
+<F: 33.33>
+
+# Json:
+{
+ "n": 33.33
+}
+
+# Back in Nit:
+null
+
+Deserialization Error: Doesn't know how to deserialize class "F"
+# Nit:
+<G: hs: -1, 0; s: one, two; hm: one. 1, two. 2; am: three. 3, four. 4>
+
+# Json:
+{
+ "hs": [-1, 0],
+ "s": ["one", "two"],
+ "hm": {
+ "one": 1,
+ "two": 2
+ },
+ "am": {
+ "three": "3",
+ "four": "4"
+ }
+}
+
+# Back in Nit:
+<G: hs: -1, 0; s: ; hm: one. 1, two. 2; am: three. 3, four. 4>
+
+Deserialization Error: Doesn't know how to deserialize class "Set[String]"
+Deserialization Error: Wrong type on `G::s` expected `Set[String]`, got `null`