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test reading into custom interface

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This commit is contained in:
Tao Wen
2017-01-25 23:25:25 +08:00
parent f1c4dbde29
commit ce1a1f1e98
2 changed files with 36 additions and 2 deletions
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31
jsoniter_interface_test.go
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@ -3,6 +3,7 @@ package jsoniter
import (
"testing"
"github.com/json-iterator/go/require"
"unsafe"
)
func Test_write_array_of_interface(t *testing.T) {
@ -22,11 +23,20 @@ func Test_write_map_of_interface(t *testing.T) {
}
type MyInterface interface {
Hello() string
}
type MyString string
func (ms MyString) Hello() string {
return string(ms)
}
func Test_write_map_of_custom_interface(t *testing.T) {
should := require.New(t)
val := map[string]MyInterface{"hello":"world"}
myStr := MyString("world")
should.Equal("world", myStr.Hello())
val := map[string]MyInterface{"hello":myStr}
str, err := MarshalToString(val)
should.Nil(err)
should.Equal(`{"hello":"world"}`, str)
@ -39,4 +49,23 @@ func Test_write_interface(t *testing.T) {
str, err := MarshalToString(val)
should.Nil(err)
should.Equal(`"hello"`, str)
}
func Test_read_interface(t *testing.T) {
should := require.New(t)
var val interface{}
err := UnmarshalFromString(`"hello"`, &val)
should.Nil(err)
should.Equal("hello", val)
}
func Test_read_custom_interface(t *testing.T) {
should := require.New(t)
var val MyInterface
RegisterTypeDecoder("jsoniter.MyInterface", func(ptr unsafe.Pointer, iter *Iterator) {
*((*MyInterface)(ptr)) = MyString(iter.ReadString())
})
err := UnmarshalFromString(`"hello"`, &val)
should.Nil(err)
should.Equal("hello", val.Hello())
}