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package grpctool
import (
"testing"
"github.com/google/go-cmp/cmp"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/cluster-integration/gitlab-agent/v16/internal/tool/grpctool/test"
"google.golang.org/grpc/encoding"
"google.golang.org/protobuf/testing/protocmp"
)
var (
_ encoding.Codec = RawCodec{}
_ encoding.Codec = RawCodecWithProtoFallback{}
)
func TestRawCodec_Roundtrip(t *testing.T) {
input := &RawFrame{Data: []byte{1, 2, 3, 4, 5}}
serialized, err := RawCodec{}.Marshal(input)
require.NoError(t, err)
output := &RawFrame{}
err = RawCodec{}.Unmarshal(serialized, output)
require.NoError(t, err)
assert.Equal(t, input, output)
}
func TestRawCodec_BadType(t *testing.T) {
serialized, err := RawCodec{}.Marshal(&test.Request{})
require.EqualError(t, err, "RawCodec.Marshal(): unexpected source message type: *test.Request")
assert.Empty(t, serialized)
output := &test.Request{}
err = RawCodec{}.Unmarshal([]byte{1, 2, 3, 4, 5}, output)
require.EqualError(t, err, "RawCodec.Unmarshal(): unexpected target message type: *test.Request")
}
func TestRawCodecWithProtoFallback_RoundtripRaw(t *testing.T) {
input := &RawFrame{Data: []byte{1, 2, 3, 4, 5}}
serialized, err := RawCodecWithProtoFallback{}.Marshal(input)
require.NoError(t, err)
output := &RawFrame{}
err = RawCodecWithProtoFallback{}.Unmarshal(serialized, output)
require.NoError(t, err)
assert.Equal(t, input, output)
}
func TestRawCodecWithProtoFallback_RoundtripNonRaw(t *testing.T) {
input := &test.Request{S1: "bla"}
serialized, err := RawCodecWithProtoFallback{}.Marshal(input)
require.NoError(t, err)
output := &test.Request{}
err = RawCodecWithProtoFallback{}.Unmarshal(serialized, output)
require.NoError(t, err)
assert.Empty(t, cmp.Diff(input, output, protocmp.Transform()))
}
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