github.com/sacloud/iaas-api-go@v1.12.0/mapconv/decoder_test.go (about)

     1  // Copyright 2022-2023 The sacloud/iaas-api-go 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 mapconv
    16  
    17  import (
    18  	"strings"
    19  	"testing"
    20  
    21  	"github.com/stretchr/testify/require"
    22  )
    23  
    24  func TestMapConvDecoder_inheritsDecoderConfig(t *testing.T) {
    25  	in := &Nest1{
    26  		Nest2: &Nest2{Field: "foo"},
    27  	}
    28  	expect := &Dest{
    29  		Field: "FOO",
    30  	}
    31  
    32  	decoder := &Decoder{
    33  		Config: &DecoderConfig{
    34  			TagName: DefaultMapConvTag,
    35  			FilterFuncs: map[string]FilterFunc{
    36  				"test": func(v interface{}) (interface{}, error) {
    37  					s := v.(string)
    38  					return strings.ToUpper(s), nil
    39  				},
    40  			},
    41  		},
    42  	}
    43  
    44  	out := &Dest{}
    45  	if err := decoder.ConvertTo(in, out); err != nil {
    46  		t.Fatal(err)
    47  	}
    48  	require.EqualValues(t, expect, out)
    49  }
    50  
    51  type Nest1 struct {
    52  	Nest2 *Nest2 `mapconv:",squash"`
    53  }
    54  
    55  type Nest2 struct {
    56  	Field string `mapconv:",filters=test"`
    57  }
    58  
    59  type Dest struct {
    60  	Field string
    61  }