github.com/cloudwego/dynamicgo@v0.2.6-0.20240519101509-707f41b6b834/thrift/annotation/value_mapping_test.go (about)

     1  /**
     2   * Copyright 2023 CloudWeGo Authors.
     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 annotation
    18  
    19  import (
    20  	"context"
    21  	"errors"
    22  	"fmt"
    23  	"strconv"
    24  	"testing"
    25  
    26  	"github.com/cloudwego/dynamicgo/internal/rt"
    27  	"github.com/cloudwego/dynamicgo/thrift"
    28  	"github.com/cloudwego/thriftgo/parser"
    29  	"github.com/stretchr/testify/require"
    30  )
    31  
    32  func TestAPIJSConv(t *testing.T) {
    33  	p, err := thrift.NewDescritorFromPath(context.Background(), "../../testdata/idl/example3.thrift")
    34  	if err != nil {
    35  		t.Fatal(err)
    36  	}
    37  	fmt.Printf("%#+v\n", p)
    38  	req := p.Functions()["ExampleMethod"].Request().Struct().FieldByKey("req")
    39  	h := req.Type().Struct().FieldById(1)
    40  	hm := h.HTTPMappings()
    41  	require.Equal(t, []thrift.HttpMapping(nil), hm)
    42  	vm := req.Type().Struct().FieldById(6).ValueMappingType()
    43  	require.Equal(t, JSConv, vm)
    44  }
    45  
    46  func init() {
    47  	thrift.RegisterAnnotation(NewValueMappingAnnotation2(thrift.MakeAnnoID(thrift.AnnoKindValueMapping, thrift.AnnoScopeField, APIJSConv2)), "test.js_conv2")
    48  }
    49  
    50  const APIJSConv2 = thrift.AnnoType(999)
    51  
    52  type ValueMappingAnnotation2 struct {
    53  	typ thrift.AnnoID
    54  }
    55  
    56  func NewValueMappingAnnotation2(typ thrift.AnnoID) ValueMappingAnnotation2 {
    57  	return ValueMappingAnnotation2{
    58  		typ: typ,
    59  	}
    60  }
    61  
    62  func (self ValueMappingAnnotation2) ID() thrift.AnnoID {
    63  	return self.typ
    64  }
    65  
    66  func (self ValueMappingAnnotation2) Make(ctx context.Context, values []parser.Annotation, ast interface{}) (interface{}, error) {
    67  	if len(values) != 1 {
    68  		return nil, errors.New("ValueMappingAnnotation2 must have one value")
    69  	}
    70  	switch self.typ.Type() {
    71  	case APIJSConv2:
    72  		return apiJSConv2{}, nil
    73  	default:
    74  		return nil, errNotImplemented("error")
    75  	}
    76  }
    77  
    78  type apiJSConv2 struct {
    79  	apiJSConv
    80  }
    81  
    82  func (m apiJSConv2) Write(ctx context.Context, p *thrift.BinaryProtocol, field *thrift.FieldDescriptor, in []byte) error {
    83  	if len(in) == 0 {
    84  		return errors.New("empty value")
    85  	}
    86  	if in[0] == '"' {
    87  		in = in[1 : len(in)-1]
    88  	}
    89  	switch t := field.Type().Type(); t {
    90  	case thrift.BYTE, thrift.I16, thrift.I32, thrift.I64:
    91  		i, err := strconv.ParseInt(rt.Mem2Str(in), 10, 64)
    92  		if err != nil {
    93  			return err
    94  		}
    95  		if err := p.WriteInt(t, int(i)); err != nil {
    96  			return err
    97  		}
    98  		return nil
    99  	case thrift.DOUBLE:
   100  		f, err := strconv.ParseFloat(rt.Mem2Str(in), 64)
   101  		if err != nil {
   102  			return err
   103  		}
   104  		if err := p.WriteDouble(f); err != nil {
   105  			return err
   106  		}
   107  		return nil
   108  	default:
   109  		return fmt.Errorf("unsupported type %s", t)
   110  	}
   111  }
   112  
   113  func TestJSConv2(t *testing.T) {
   114  	path := "a/b/main.thrift"
   115  	content := `
   116  	namespace go kitex.test.server
   117  	struct Base {
   118  		1: required string required_field
   119  		2: optional string test1 (test.js_conv2="")
   120  		3: string pass 
   121  	}
   122  
   123  	service ExampleService {
   124  		string ExampleMethod(1: Base req)
   125  	}
   126  	`
   127  	includes := map[string]string{
   128  		path: content,
   129  	}
   130  	p, err := thrift.NewDescritorFromContent(context.Background(), path, content, includes, true)
   131  	if err != nil {
   132  		t.Fatal(err)
   133  	}
   134  	req := p.Functions()["ExampleMethod"].Request().Struct().Fields()[0].Type()
   135  	require.Equal(t, apiJSConv2{}, req.Struct().FieldById(2).ValueMapping())
   136  	require.Equal(t, APIJSConv2, req.Struct().FieldById(2).ValueMappingType())
   137  }