issue115_test.go

Documentation: github.com/bytedance/sonic/issue_test

     1  /*
     2   * Copyright 2021 ByteDance Inc.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package issue_test
    18  
    19  import (
    20      `encoding`
    21      `encoding/json`
    22      `strconv`
    23      `testing`
    24  
    25      `github.com/bytedance/sonic/encoder`
    26      `github.com/stretchr/testify/require`
    27  )
    28  
    29  type ptrTextMarshaler string
    30  
    31  func (k *ptrTextMarshaler) MarshalText() ([]byte, error) {
    32      if k == nil {
    33          return []byte("ptrisnil"), nil
    34      }
    35      return []byte("ptrto" + string(*k)), nil
    36  }
    37  
    38  type textMarshaler string
    39  
    40  func (k textMarshaler) MarshalText() ([]byte, error) {
    41      return []byte(string(k)), nil
    42  }
    43  
    44  func TestIssue115_MarshalMapWithSort(t *testing.T) {
    45      nptext := (*ptrTextMarshaler)(nil)
    46      ptext  := ptrTextMarshaler("key")
    47      text0  := textMarshaler("")
    48      text1  := textMarshaler("1")
    49      text2  := textMarshaler("2")
    50      testCases := []struct {
    51          v    interface{}
    52          want string
    53      }{
    54          { v: map[string]int{"b":2, "a":1, "c":3}, want: `{"a":1,"b":2,"c":3}`},
    55          { v: map[int64]int{1:-1, -2:2, 0:0}, want: `{"-2":2,"0":0,"1":-1}`},
    56          { v: map[uint]int{1:-1, ^uint(0):2, 0:0}, want: `{"0":0,"1":-1,"18446744073709551615":2}`},
    57          { v: map[uintptr]int{uintptr(0xf):0xf, uintptr(0x0):0}, want: `{"0":0,"15":15}`}, 
    58          { v: map[encoding.TextMarshaler]interface{}{
    59                 nptext : nil,
    60                 &ptext : struct{}{},
    61                 text0  : "", 
    62                 &text1 : 1, 
    63                 text2  : text2,
    64              },
    65            want: `{"":"","1":1,"2":"2","ptrisnil":null,"ptrtokey":{}}`,
    66          },
    67      }
    68  
    69      for _, tt := range testCases {
    70          out, err := encoder.Encode(tt.v, encoder.SortMapKeys)
    71          require.NoError(t, err)
    72          require.Equal(t, tt.want, string(out))
    73      }
    74  }
    75  
    76  func TestIssue115_MarshalLargeIntKeyMapWitSort(t *testing.T) {
    77      N := 10000
    78      m := map[int]string{}
    79      for i := 0; i < N; i++ {
    80          a := strconv.Itoa(i)
    81          m[i] = a
    82      }
    83  
    84      exp, err := json.Marshal(&m)
    85      require.NoError(t, err)
    86      got, err := encoder.Encode(&m, encoder.SortMapKeys)
    87      require.NoError(t, err)
    88      require.Equal(t, string(exp), string(got))
    89  }
    90  
    91
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