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// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
package graphson
import (
"testing"
"github.com/modern-go/reflect2"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestEncodeStruct(t *testing.T) {
tests := []struct {
name string
in interface{}
want string
}{
{
name: "Simple",
in: struct {
S string
I int
}{
S: "string",
I: 1000,
},
want: `{
"S":"string",
"I": {
"@type": "g:Int64",
"@value": 1000
}
}`,
},
{
name: "Tagged",
in: struct {
ID string `json:"requestId" graphson:"g:UUID"`
Seq int `json:"seq" graphson:"g:Int32"`
Op string `json:"op" graphson:","`
Args map[string]string `json:"args"`
}{
ID: "cb682578-9d92-4499-9ebc-5c6aa73c5397",
Seq: 42,
Op: "authentication",
Args: map[string]string{
"sasl": "AHN0ZXBocGhlbgBwYXNzd29yZA==",
},
},
want: `{
"requestId": {
"@type": "g:UUID",
"@value": "cb682578-9d92-4499-9ebc-5c6aa73c5397"
},
"seq": {
"@type": "g:Int32",
"@value": 42
},
"op": "authentication",
"args": {
"@type": "g:Map",
"@value": ["sasl", "AHN0ZXBocGhlbgBwYXNzd29yZA=="]
}
}`,
},
}
for _, tc := range tests {
tc := tc
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
data, err := MarshalToString(tc.in)
require.NoError(t, err)
assert.JSONEq(t, tc.want, data)
})
}
}
func TestEncodeNestedStruct(t *testing.T) {
type S struct {
Parent *S `json:"parent,omitempty"`
ID int `json:"id" graphson:"g:Int32"`
}
v := S{Parent: &S{ID: 1}, ID: 2}
want := `{
"id": {
"@type": "g:Int32",
"@value": 2
},
"parent": {
"id": {
"@type": "g:Int32",
"@value": 1
}
}
}`
got, err := MarshalToString(&v)
require.NoError(t, err)
assert.JSONEq(t, want, got)
}
func TestDecodeStruct(t *testing.T) {
tests := []struct {
name string
in string
want interface{}
}{
{
name: "Simple",
in: `{
"S":"str",
"I": {
"@type": "g:Int32",
"@value": 9999
}
}`,
want: struct {
S string
I int32
}{
S: "str",
I: 9999,
},
},
{
name: "Tagged",
in: `{
"requestId": {
"@type": "g:UUID",
"@value": "cb682578-9d92-4499-9ebc-5c6aa73c5397"
},
"seq": {
"@type": "g:Int32",
"@value": 42
},
"op": "authentication",
"args": {
"@type": "g:Map",
"@value": ["sasl", "AHN0ZXBocGhlbgBwYXNzd29yZA=="]
}
}`,
want: struct {
ID string `json:"requestId" graphson:"g:UUID"`
Seq int `json:"seq" graphson:"g:Int32"`
Op string `json:"op" graphson:","`
Args map[string]string `json:"args"`
}{
ID: "cb682578-9d92-4499-9ebc-5c6aa73c5397",
Seq: 42,
Op: "authentication",
Args: map[string]string{
"sasl": "AHN0ZXBocGhlbgBwYXNzd29yZA==",
},
},
},
{
name: "Empty",
in: `{}`,
want: struct{}{},
},
}
for _, tc := range tests {
tc := tc
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
typ := reflect2.TypeOf(tc.want)
got := typ.New()
err := UnmarshalFromString(tc.in, got)
require.NoError(t, err)
assert.Equal(t, tc.want, typ.Indirect(got))
})
}
}
func TestDecodeNestedStruct(t *testing.T) {
type S struct {
Parent *S `json:"parent,omitempty"`
ID int `json:"id" graphson:"g:Int32"`
}
in := `{
"id": {
"@type": "g:Int32",
"@value": 37
},
"parent": {
"id": {
"@type": "g:Int32",
"@value": 65
}
}
}`
var got S
err := UnmarshalFromString(in, &got)
require.NoError(t, err)
want := S{Parent: &S{ID: 65}, ID: 37}
assert.Equal(t, want, got)
}
|
