forked from TrueCloudLab/frostfs-node
[#478] morph/client: Try to parse integer as a byte type
Neo node can return integers values where []byte is expected. To cover such cases, try to parse integers in `BytesFromStackItem`. Signed-off-by: Alex Vanin <alexey@nspcc.ru>
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2 changed files with 11 additions and 0 deletions
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@ -48,6 +48,13 @@ func BytesFromStackItem(param stackitem.Item) ([]byte, error) {
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switch param.Type() {
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case stackitem.BufferT, stackitem.ByteArrayT:
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return param.TryBytes()
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case stackitem.IntegerT:
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n, err := param.TryInteger()
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if err != nil {
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return nil, errors.Wrap(err, "can't parse integer bytes")
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}
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return n.Bytes(), nil
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case stackitem.AnyT:
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if param.Value() == nil {
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return nil, nil
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@ -74,6 +74,10 @@ func TestBytesFromStackItem(t *testing.T) {
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val, err := BytesFromStackItem(stringByteItem)
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require.NoError(t, err)
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require.Equal(t, stringByteItem.Value().([]byte), val)
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val, err = BytesFromStackItem(intItem)
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require.NoError(t, err)
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require.Equal(t, intItem.Value().(*big.Int).Bytes(), val)
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})
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t.Run("incorrect assert", func(t *testing.T) {
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