github.com/gravitational/teleport/api@v0.0.0-20240507183017-3110591cbafc/utils/protobuf_test.go (about)

     1  /*
     2  Copyright 2023 Gravitational, 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 utils
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/stretchr/testify/require"
    23  	"google.golang.org/protobuf/types/known/structpb"
    24  )
    25  
    26  func TestCloneProtoMsg(t *testing.T) {
    27  	m := map[string]any{
    28  		"4": 2.0,
    29  		"2": 4.0,
    30  	}
    31  	origMsg, err := structpb.NewStruct(m)
    32  	require.NoError(t, err)
    33  
    34  	msgCopy := CloneProtoMsg(origMsg)
    35  	require.Equal(t, origMsg, msgCopy)
    36  	require.IsType(t, origMsg, msgCopy)
    37  
    38  	// test that modifying the original doesn't affect the copy
    39  	delete(origMsg.Fields, "2")
    40  	require.Equal(t, m, msgCopy.AsMap())
    41  
    42  	// test cloning a nil message
    43  	var sm *structpb.Struct
    44  	smCopy := CloneProtoMsg(sm)
    45  	require.Equal(t, sm, smCopy)
    46  	require.IsType(t, sm, smCopy)
    47  }