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package tests
import (
"reflect"
"testing"
"encoding/json"
"github.com/mailru/easyjson"
"github.com/mailru/easyjson/jwriter"
)
type testType interface {
json.Marshaler
json.Unmarshaler
}
var testCases = []struct {
Decoded testType
Encoded string
}{
{&primitiveTypesValue, primitiveTypesString},
{&namedPrimitiveTypesValue, namedPrimitiveTypesString},
{&structsValue, structsString},
{&omitEmptyValue, omitEmptyString},
{&snakeStructValue, snakeStructString},
{&omitEmptyDefaultValue, omitEmptyDefaultString},
{&optsValue, optsString},
{&rawValue, rawString},
{&stdMarshalerValue, stdMarshalerString},
{&userMarshalerValue, userMarshalerString},
{&unexportedStructValue, unexportedStructString},
{&excludedFieldValue, excludedFieldString},
{&sliceValue, sliceString},
{&arrayValue, arrayString},
{&mapsValue, mapsString},
{&deepNestValue, deepNestString},
{&IntsValue, IntsString},
{&mapStringStringValue, mapStringStringString},
{&namedTypeValue, namedTypeValueString},
{&mapMyIntStringValue, mapMyIntStringValueString},
{&mapIntStringValue, mapIntStringValueString},
{&mapInt32StringValue, mapInt32StringValueString},
{&mapInt64StringValue, mapInt64StringValueString},
{&mapUintStringValue, mapUintStringValueString},
{&mapUint32StringValue, mapUint32StringValueString},
{&mapUint64StringValue, mapUint64StringValueString},
{&mapUintptrStringValue, mapUintptrStringValueString},
{&intKeyedMapStructValue, intKeyedMapStructValueString},
}
func TestMarshal(t *testing.T) {
for i, test := range testCases {
data, err := test.Decoded.MarshalJSON()
if err != nil {
t.Errorf("[%d, %T] MarshalJSON() error: %v", i, test.Decoded, err)
}
got := string(data)
if got != test.Encoded {
t.Errorf("[%d, %T] MarshalJSON(): got \n%v\n\t\t want \n%v", i, test.Decoded, got, test.Encoded)
}
}
}
func TestUnmarshal(t *testing.T) {
for i, test := range testCases {
v1 := reflect.New(reflect.TypeOf(test.Decoded).Elem()).Interface()
v := v1.(testType)
err := v.UnmarshalJSON([]byte(test.Encoded))
if err != nil {
t.Errorf("[%d, %T] UnmarshalJSON() error: %v", i, test.Decoded, err)
}
if !reflect.DeepEqual(v, test.Decoded) {
t.Errorf("[%d, %T] UnmarshalJSON(): got \n%+v\n\t\t want \n%+v", i, test.Decoded, v, test.Decoded)
}
}
}
func TestRawMessageSTD(t *testing.T) {
type T struct {
F easyjson.RawMessage
Fnil easyjson.RawMessage
}
val := T{F: easyjson.RawMessage([]byte(`"test"`))}
str := `{"F":"test","Fnil":null}`
data, err := json.Marshal(val)
if err != nil {
t.Errorf("json.Marshal() error: %v", err)
}
got := string(data)
if got != str {
t.Errorf("json.Marshal() = %v; want %v", got, str)
}
wantV := T{F: easyjson.RawMessage([]byte(`"test"`)), Fnil: easyjson.RawMessage([]byte("null"))}
var gotV T
err = json.Unmarshal([]byte(str), &gotV)
if err != nil {
t.Errorf("json.Unmarshal() error: %v", err)
}
if !reflect.DeepEqual(gotV, wantV) {
t.Errorf("json.Unmarshal() = %v; want %v", gotV, wantV)
}
}
func TestParseNull(t *testing.T) {
var got, want SubStruct
if err := easyjson.Unmarshal([]byte("null"), &got); err != nil {
t.Errorf("Unmarshal() error: %v", err)
}
if !reflect.DeepEqual(got, want) {
t.Errorf("Unmarshal() = %+v; want %+v", got, want)
}
}
var testSpecialCases = []struct {
EncodedString string
Value string
}{
{`"Username \u003cuser@example.com\u003e"`, `Username <user@example.com>`},
{`"Username\ufffd"`, "Username\xc5"},
{`"тестzтест"`, "тестzтест"},
{`"тест\ufffdтест"`, "тест\xc5тест"},
{`"绿茶"`, "绿茶"},
{`"绿\ufffd茶"`, "绿\xc5茶"},
{`"тест\u2028"`, "тест\xE2\x80\xA8"},
{`"\\\r\n\t\""`, "\\\r\n\t\""},
{`"ü"`, "ü"},
}
func TestSpecialCases(t *testing.T) {
for i, test := range testSpecialCases {
w := jwriter.Writer{}
w.String(test.Value)
got := string(w.Buffer.BuildBytes())
if got != test.EncodedString {
t.Errorf("[%d] Encoded() = %+v; want %+v", i, got, test.EncodedString)
}
}
}
func TestOverflowArray(t *testing.T) {
var a Arrays
err := easyjson.Unmarshal([]byte(arrayOverflowString), &a)
if err != nil {
t.Error(err)
}
if a != arrayValue {
t.Errorf("Unmarshal(%v) = %+v; want %+v", arrayOverflowString, a, arrayValue)
}
}
func TestUnderflowArray(t *testing.T) {
var a Arrays
err := easyjson.Unmarshal([]byte(arrayUnderflowString), &a)
if err != nil {
t.Error(err)
}
if a != arrayUnderflowValue {
t.Errorf("Unmarshal(%v) = %+v; want %+v", arrayUnderflowString, a, arrayUnderflowValue)
}
}
func TestEncodingFlags(t *testing.T) {
for i, test := range []struct {
Flags jwriter.Flags
In easyjson.Marshaler
Want string
}{
{0, EncodingFlagsTestMap{}, `{"F":null}`},
{0, EncodingFlagsTestSlice{}, `{"F":null}`},
{jwriter.NilMapAsEmpty, EncodingFlagsTestMap{}, `{"F":{}}`},
{jwriter.NilSliceAsEmpty, EncodingFlagsTestSlice{}, `{"F":[]}`},
} {
w := &jwriter.Writer{Flags: test.Flags}
test.In.MarshalEasyJSON(w)
data, err := w.BuildBytes()
if err != nil {
t.Errorf("[%v] easyjson.Marshal(%+v) error: %v", i, test.In, err)
}
v := string(data)
if v != test.Want {
t.Errorf("[%v] easyjson.Marshal(%+v) = %v; want %v", i, test.In, v, test.Want)
}
}
}
func TestNestedEasyJsonMarshal(t *testing.T) {
n := map[string]*NestedEasyMarshaler{
"Value": {},
"Slice1": {},
"Slice2": {},
"Map1": {},
"Map2": {},
}
ni := NestedInterfaces{
Value: n["Value"],
Slice: []interface{}{n["Slice1"], n["Slice2"]},
Map: map[string]interface{}{"1": n["Map1"], "2": n["Map2"]},
}
easyjson.Marshal(ni)
for k, v := range n {
if !v.EasilyMarshaled {
t.Errorf("Nested interface %s wasn't easily marshaled", k)
}
}
}
func TestUnmarshalStructWithEmbeddedPtrStruct(t *testing.T) {
var s = StructWithInterface{Field2: &EmbeddedStruct{}}
var err error
err = easyjson.Unmarshal([]byte(structWithInterfaceString), &s)
if err != nil {
t.Errorf("easyjson.Unmarshal() error: %v", err)
}
if !reflect.DeepEqual(s, structWithInterfaceValueFilled) {
t.Errorf("easyjson.Unmarshal() = %#v; want %#v", s, structWithInterfaceValueFilled)
}
}
|
