func TestNode_Unmarshal(t *testing.T) {
str := dummyJSONStr()
n, err := lzjson.Decode(strings.NewReader(str))
if err != nil {
t.Errorf("unexpected error: %#v", err.Error())
}
type type1 struct {
Number float64 `json:"number"`
String string `json:"string"`
ArrayOfString []string `json:"arrayOfString"`
Object map[string]interface{} `json:"object"`
}
v1 := type1{}
if err := n.Unmarshal(&v1); err != nil {
t.Errorf("unexpected error: %#v", err.Error())
return
}
if want, have := 1234.56, v1.Number; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := "foo bar", v1.String; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := 4, len(v1.ArrayOfString); want != have {
t.Errorf("expected %#v, got %#v", want, have)
return
}
if want, have := "one", v1.ArrayOfString[0]; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := "two", v1.ArrayOfString[1]; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := "three", v1.ArrayOfString[2]; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := "four", v1.ArrayOfString[3]; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := "bar", v1.Object["foo"]; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := "world", v1.Object["hello"]; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if want, have := float64(42), v1.Object["answer"]; want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
}
func TestNode_Type(t *testing.T) {
readJSON := func(str string) (n lzjson.Node) {
n, err := lzjson.Decode(strings.NewReader(str))
if err != nil {
t.Errorf("unexpected error: %#v", err.Error())
return nil
}
return
}
if want, have := lzjson.TypeUndefined, (lzjson.NewNode()).Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeUndefined, readJSON("").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeString, readJSON(`"string"`).Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeNumber, readJSON("1234").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeNumber, readJSON("-1234.567").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeNumber, readJSON("-1234.567E+5").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeObject, readJSON(`{ "foo": "bar" }`).Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeArray, readJSON(`[ "foo", "bar" ]`).Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeBool, readJSON("true").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeBool, readJSON("false").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeNull, readJSON("null").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
if want, have := lzjson.TypeError, readJSON("404 not found").Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
}
}
func TestNode_GetKeys(t *testing.T) {
root, err := lzjson.Decode(strings.NewReader(`"hello string"`))
if err != nil {
t.Errorf("unexpected error: %s", err.Error())
}
if keys := root.GetKeys(); keys != nil {
t.Errorf("expected nil, got %#v", keys)
}
root, err = lzjson.Decode(strings.NewReader(`{
"hello": "world",
"foo": "bar"
}`))
if err != nil {
t.Errorf("unexpected error: %s", err.Error())
}
if want, have := lzjson.TypeObject, root.Type(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
return
}
keys := root.GetKeys()
if want, have := 2, len(keys); want != have {
t.Errorf("expected len(keys) to be %#v, got %#v (%#v)", want, have, keys)
return
}
if want1, want2, have := "foo", "hello", keys[0]; want1 != have && want2 != have {
t.Errorf("expected %#v or %#v, got %#v", want1, want2, have)
}
if want, have := "foo", keys[1]; keys[0] == "hello" && want != have {
t.Errorf("expected keys[1] to be %#v, got %#v", want, have)
}
if want, have := "hello", keys[1]; keys[0] == "foo" && want != have {
t.Errorf("expected keys[1] to be %#v, got %#v", want, have)
}
}
func TestNode_Get_error(t *testing.T) {
root, err := lzjson.Decode(strings.NewReader(`"hello string"`))
if err != nil {
t.Errorf("unexpected error: %s", err.Error())
}
n := root.Get("hello key")
if want, have := lzjson.TypeError, n.Type(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if n.Error() == nil {
t.Error("expected error, got nil")
} else if want, have := "the node is not an object", n.Error().Error(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
}
func TestNode_Get(t *testing.T) {
str := dummyJSONStr()
root, err := lzjson.Decode(strings.NewReader(str))
if err != nil {
t.Errorf("unexpected error: %#v", err.Error())
}
if want, have := lzjson.TypeError, root.Get("notExists").Type(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if n := root.Get("number"); n == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeNumber, n.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if want, have := 1234.56, n.Number(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := 1234, n.Int(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := "", n.String(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.Bool(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.IsNull(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if n := root.Get("string"); n == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeString, n.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if want, have := float64(0), n.Number(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := "foo bar", n.String(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.Bool(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.IsNull(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := 7, n.Len(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
var nilJ lzjson.Node
if n := root.Get("arrayOfString"); n == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeArray, n.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if want, have := 4, n.Len(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := "one", n.GetN(0).String(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := "two", n.GetN(1).String(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := "three", n.GetN(2).String(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := "four", n.GetN(3).String(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := nilJ, n.GetN(4); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.Bool(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.IsNull(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if n := root.Get("object"); n == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeObject, n.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if p := n.Get("answer"); p == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeNumber, p.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if want, have := false, n.Bool(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.IsNull(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if n := root.Get("true"); n == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeBool, n.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if want, have := true, n.Bool(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if n := root.Get("false"); n == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeBool, n.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if want, have := false, n.Bool(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
} else if want, have := false, n.IsNull(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
if n := root.Get("null"); n == nil {
t.Error("unexpected nil value")
} else if want, have := lzjson.TypeNull, n.Type(); want != have {
t.Errorf("expected %s, got %s", want, have)
} else if want, have := true, n.IsNull(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
}