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package fromda
import (
"testing"
"github.com/stretchr/testify/require"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum-optimism/optimism/op-supervisor/supervisor/types"
)
func FuzzRoundtripLinkEntry(f *testing.F) {
f.Fuzz(func(t *testing.T, aHash []byte, aNum uint64, aTimestamp uint64, bHash []byte, bNum uint64, bTimestamp uint64) {
x := LinkEntry{
derivedFrom: types.BlockSeal{
Hash: common.BytesToHash(aHash),
Number: aNum,
Timestamp: aTimestamp,
},
derived: types.BlockSeal{
Hash: common.BytesToHash(bHash),
Number: bNum,
Timestamp: bTimestamp,
},
}
entry := x.encode()
require.Equal(t, DerivedFromV0, entry.Type())
var y LinkEntry
err := y.decode(entry)
require.NoError(t, err)
require.Equal(t, x, y)
})
}
func TestLinkEntry(t *testing.T) {
t.Run("invalid type", func(t *testing.T) {
var entry Entry
entry[0] = 123
var x LinkEntry
require.ErrorContains(t, x.decode(entry), "unexpected")
})
}