dynamic_test.go

Documentation: google.golang.org/protobuf/types/dynamicpb

     1  // Copyright 2019 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package dynamicpb_test
     6  
     7  import (
     8  	"testing"
     9  
    10  	"google.golang.org/protobuf/proto"
    11  	"google.golang.org/protobuf/reflect/protoreflect"
    12  	"google.golang.org/protobuf/reflect/protoregistry"
    13  	"google.golang.org/protobuf/testing/prototest"
    14  	"google.golang.org/protobuf/types/dynamicpb"
    15  
    16  	testpb "google.golang.org/protobuf/internal/testprotos/test"
    17  	test3pb "google.golang.org/protobuf/internal/testprotos/test3"
    18  )
    19  
    20  func TestConformance(t *testing.T) {
    21  	for _, message := range []proto.Message{
    22  		(*testpb.TestAllTypes)(nil),
    23  		(*test3pb.TestAllTypes)(nil),
    24  		(*testpb.TestAllExtensions)(nil),
    25  	} {
    26  		mt := dynamicpb.NewMessageType(message.ProtoReflect().Descriptor())
    27  		prototest.Message{}.Test(t, mt)
    28  	}
    29  }
    30  
    31  func TestDynamicExtensions(t *testing.T) {
    32  	for _, message := range []proto.Message{
    33  		(*testpb.TestAllExtensions)(nil),
    34  	} {
    35  		mt := dynamicpb.NewMessageType(message.ProtoReflect().Descriptor())
    36  		prototest.Message{
    37  			Resolver: extResolver{},
    38  		}.Test(t, mt)
    39  	}
    40  }
    41  
    42  func TestDynamicEnums(t *testing.T) {
    43  	for _, enum := range []protoreflect.Enum{
    44  		testpb.TestAllTypes_FOO,
    45  		test3pb.TestAllTypes_FOO,
    46  	} {
    47  		et := dynamicpb.NewEnumType(enum.Descriptor())
    48  		prototest.Enum{}.Test(t, et)
    49  	}
    50  }
    51  
    52  type extResolver struct{}
    53  
    54  func (extResolver) FindExtensionByName(field protoreflect.FullName) (protoreflect.ExtensionType, error) {
    55  	xt, err := protoregistry.GlobalTypes.FindExtensionByName(field)
    56  	if err != nil {
    57  		return nil, err
    58  	}
    59  	return dynamicpb.NewExtensionType(xt.TypeDescriptor().Descriptor()), nil
    60  }
    61  
    62  func (extResolver) FindExtensionByNumber(message protoreflect.FullName, field protoreflect.FieldNumber) (protoreflect.ExtensionType, error) {
    63  	xt, err := protoregistry.GlobalTypes.FindExtensionByNumber(message, field)
    64  	if err != nil {
    65  		return nil, err
    66  	}
    67  	return dynamicpb.NewExtensionType(xt.TypeDescriptor().Descriptor()), nil
    68  }
    69  
    70  func (extResolver) RangeExtensionsByMessage(message protoreflect.FullName, f func(protoreflect.ExtensionType) bool) {
    71  	protoregistry.GlobalTypes.RangeExtensionsByMessage(message, func(xt protoreflect.ExtensionType) bool {
    72  		return f(dynamicpb.NewExtensionType(xt.TypeDescriptor().Descriptor()))
    73  	})
    74  }
    75
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