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https://github.com/nspcc-dev/neo-go.git
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3456d92220
This commit adds a single test that covers the previously uncovered branch in the mptdata decoding algorithm. Signed-off-by: Furetur <furetur@gmail.com>
38 lines
1.1 KiB
Go
38 lines
1.1 KiB
Go
package payload
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import (
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"testing"
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"github.com/nspcc-dev/neo-go/internal/testserdes"
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"github.com/stretchr/testify/require"
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)
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func TestMPTData_EncodeDecodeBinary(t *testing.T) {
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t.Run("empty", func(t *testing.T) {
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d := new(MPTData)
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bytes, err := testserdes.EncodeBinary(d)
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require.NoError(t, err)
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require.Error(t, testserdes.DecodeBinary(bytes, new(MPTData)))
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})
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t.Run("good", func(t *testing.T) {
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d := &MPTData{
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Nodes: [][]byte{{}, {1}, {1, 2, 3}},
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}
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testserdes.EncodeDecodeBinary(t, d, new(MPTData))
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})
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t.Run("exceeds MaxArraySize", func(t *testing.T) {
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bytes := []byte{
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// The first byte represents the number 0x1.
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// It encodes the size of the outer array (the number or rows in the Nodes matrix).
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0x1,
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// This sequence of 9 bytes represents the number 0xffffffffffffffff.
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// It encodes the size of the first row in the Nodes matrix.
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// This size exceeds the maximum array size, thus the decoder should
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// return an error.
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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}
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require.Error(t, testserdes.DecodeBinary(bytes, new(MPTData)))
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})
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}
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