github.com/goshafaq/sonic@v0.0.0-20231026082336-871835fb94c6/issue_test/issue539_test.go (about)

     1  // Copyright 2023 CloudWeGo Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package issue_test
    16  
    17  import (
    18  	"encoding/json"
    19  	"testing"
    20  
    21  	"github.com/goshafaq/sonic"
    22  	"github.com/stretchr/testify/require"
    23  )
    24  
    25  type OmitEmptyInterface struct {
    26  	ErrCode int32       `json:"code"`
    27  	Data    interface{} `json:"data,omitempty"`
    28  }
    29  
    30  func TestOmitEmptyInterface(t *testing.T) {
    31  	// non-enmpty type
    32  	var data *string
    33  	resp := &OmitEmptyInterface{
    34  		ErrCode: 123,
    35  		Data:    data,
    36  	}
    37  	eout, eerr := json.Marshal(resp)
    38  	sout, serr := sonic.Marshal(resp)
    39  	require.Equal(t, eerr == nil, serr == nil)
    40  	require.Equal(t, string(eout), string(sout))
    41  
    42  	// empty type and value
    43  	resp = &OmitEmptyInterface{
    44  		ErrCode: 123,
    45  		Data:    nil,
    46  	}
    47  	eout, eerr = json.Marshal(resp)
    48  	sout, serr = sonic.Marshal(resp)
    49  	require.Equal(t, eerr == nil, serr == nil)
    50  	require.Equal(t, string(eout), string(sout))
    51  }