tests/test_serialization.nit

   1 import serialization
   2 import json_serialization
   3
   4 # Simple class
   5 class A
   6         auto_serializable
   7         super Serializable
   8
   9         var b: Bool
  10         var c: Char
  11         var f: Float
  12         var i: Int
  13         var s: String
  14         var n: nullable Int
  15         var array: Array[nullable Object] = new Array[nullable Object].with_items(88, "hello", null)
  16
  17         init(b: Bool, c: Char, f: Float, i: Int, s: String, n: nullable Int)
  18         do
  19                 self.b = b
  20                 self.c = c
  21                 self.f = f
  22                 self.i = i
  23                 self.s = s
  24         end
  25
  26         redef fun to_s do return "<A: {b} {c} {f} {i} {s} {n != null}>"
  27 end
  28
  29 # Sub-class of A
  30 class B
  31         auto_serializable
  32         super A
  33
  34         var ii: Int
  35         var ss: String
  36
  37         init(b: Bool, c: Char, f: Float, i: Int, s: String, n: nullable Int, ii: Int, ss: String)
  38         do
  39                 super(b, c, f, i, s, n)
  40
  41                 self.ii = ii
  42                 self.ss = ss
  43         end
  44
  45         redef fun to_s do return "<B: {super} {ii} {ss}>"
  46 end
  47
  48 # Composed of an A and a B
  49 class C
  50         auto_serializable
  51         super Serializable
  52
  53         var a: A
  54         var b: B
  55         var aa: A
  56
  57         init(a: A, b: B)
  58         do
  59                 self.a = a
  60                 self.b = b
  61                 self.aa = a
  62         end
  63
  64         redef fun to_s do return "<C: {a} {b}>"
  65 end
  66
  67 # Class with cyclic reference
  68 class D
  69         auto_serializable
  70         super B
  71
  72         var d: nullable D = null
  73
  74         redef fun to_s do return "<D: {super} {d != null}>"
  75 end
  76
  77 var a = new A(true, 'a', 0.1234, 1234, "asdf", null)
  78 var b = new B(false, 'b', 123.123, 2345, "hjkl", 12, 1111, "qwer")
  79 var c = new C(a, b)
  80 var d = new D(false, 'b', 123.123, 2345, "new line ->\n<-", null, 1111, "\t\f\"\r\\/")
  81 d.d = d
  82
  83 for o in new Array[nullable Serializable].with_items(a, b, c, d) do
  84         var stream = new StringOStream
  85         var serializer = new JsonSerializer(stream)
  86         serializer.serialize(o)
  87
  88         print "# Nit:\n{o}\n"
  89         print "# Json:\n{stream}\n"
  90 end