src/pkg/json/struct_test.go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package json

import (
	"testing";
)

type _MyStruct struct {
	T bool;
	F bool;
	S string;
	I8 int8;
	I16 int16;
	I32 int32;
	I64 int64;
	U8 uint8;
	U16 uint16;
	U32 uint32;
	U64 uint64;
	I int;
	U uint;
	Fl float;
	Fl32 float32;
	Fl64 float64;
	A []string;
	My *_MyStruct;
};

const _Encoded =
	`{"t":true,"f":false,"s":"abc","i8":1,"i16":2,"i32":3,"i64":4,`
	` "u8":5,"u16":6,"u32":7,"u64":8,`
	` "i":-9,"u":10,"bogusfield":"should be ignored",`
	` "fl":11.5,"fl32":12.25,"fl64":13.75,`
	` "a":["x","y","z"],"my":{"s":"subguy"}}`;


func _Check(t *testing.T, ok bool, name string, v interface{}) {
	if !ok {
		t.Errorf("%s = %v (BAD)", name, v);
	} else {
		t.Logf("%s = %v (good)", name, v);
	}
}

func TestUnmarshal(t *testing.T) {
	var m _MyStruct;
	m.F = true;
	ok, errtok := Unmarshal(_Encoded, &m);
	if !ok {
		t.Fatalf("Unmarshal failed near %s", errtok);
	}
	_Check(t, m.T==true, "t", m.T);
	_Check(t, m.F==false, "f", m.F);
	_Check(t, m.S=="abc", "s", m.S);
	_Check(t, m.I8==1, "i8", m.I8);
	_Check(t, m.I16==2, "i16", m.I16);
	_Check(t, m.I32==3, "i32", m.I32);
	_Check(t, m.I64==4, "i64", m.I64);
	_Check(t, m.U8==5, "u8", m.U8);
	_Check(t, m.U16==6, "u16", m.U16);
	_Check(t, m.U32==7, "u32", m.U32);
	_Check(t, m.U64==8, "u64", m.U64);
	_Check(t, m.I==-9, "i", m.I);
	_Check(t, m.U==10, "u", m.U);
	_Check(t, m.Fl==11.5, "fl", m.Fl);
	_Check(t, m.Fl32==12.25, "fl32", m.Fl32);
	_Check(t, m.Fl64==13.75, "fl64", m.Fl64);
	_Check(t, m.A!=nil, "a", m.A);
	if m.A != nil {
		_Check(t, m.A[0]=="x", "a[0]", m.A[0]);
		_Check(t, m.A[1]=="y", "a[1]", m.A[1]);
		_Check(t, m.A[2]=="z", "a[2]", m.A[2]);
	}
	_Check(t, m.My!=nil, "my", m.My);
	if m.My != nil {
		_Check(t, m.My.S=="subguy", "my.s", m.My.S);
	}
}