add JSON library

R=r
DELTA=1127  (1127 added, 0 deleted, 0 changed)
OCL=20975
CL=20983

1 files changed, 82 insertions, 0 deletions

diff --git a/src/lib/json/struct_test.go b/src/lib/json/struct_test.go
new file mode 100644
index 000000000..c5dc903da
--- /dev/null
+++ b/src/lib/json/struct_test.go
@@ -0,0 +1,82 @@
+// 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 (
+	"json";
+	"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);
+	}
+}
+
+export 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);
+	}
+}