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// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
package graphson
import (
"bytes"
"errors"
"testing"
"github.com/stretchr/testify/assert"
)
func TestErrorCodec(t *testing.T) {
codec := errorCodec{errors.New("codec error")}
assert.False(t, codec.IsEmpty(nil))
var buf bytes.Buffer
stream := config.BorrowStream(&buf)
defer config.ReturnStream(stream)
codec.Encode(nil, stream)
assert.Empty(t, buf.Bytes())
assert.EqualError(t, stream.Error, codec.Error())
iter := config.BorrowIterator([]byte{})
defer config.ReturnIterator(iter)
codec.Decode(nil, iter)
assert.EqualError(t, iter.Error, codec.Error())
}
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