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package mru
import (
"bytes"
"testing"
"github.com/ethereum/go-ethereum/common/hexutil"
)
func getTestUpdateLookup() *UpdateLookup {
metadata := *getTestMetadata()
rootAddr, _, _, _ := metadata.serializeAndHash()
return &UpdateLookup{
period: 79,
version: 2010,
rootAddr: rootAddr,
}
}
func compareUpdateLookup(a, b *UpdateLookup) bool {
return a.version == b.version &&
a.period == b.period &&
bytes.Equal(a.rootAddr, b.rootAddr)
}
func TestUpdateLookupUpdateAddr(t *testing.T) {
ul := getTestUpdateLookup()
updateAddr := ul.UpdateAddr()
compareByteSliceToExpectedHex(t, "updateAddr", updateAddr, "0x8fbc8d4777ef6da790257eda80ab4321fabd08cbdbe67e4e3da6caca386d64e0")
}
func TestUpdateLookupSerializer(t *testing.T) {
serializedUpdateLookup := make([]byte, updateLookupLength)
ul := getTestUpdateLookup()
if err := ul.binaryPut(serializedUpdateLookup); err != nil {
t.Fatal(err)
}
compareByteSliceToExpectedHex(t, "serializedUpdateLookup", serializedUpdateLookup, "0x4f000000da070000fb0ed7efa696bdb0b54cd75554cc3117ffc891454317df7dd6fefad978e2f2fb")
// set receiving slice to the wrong size
serializedUpdateLookup = make([]byte, updateLookupLength+7)
if err := ul.binaryPut(serializedUpdateLookup); err == nil {
t.Fatalf("Expected UpdateLookup.binaryPut to fail when receiving slice has a length != %d", updateLookupLength)
}
// set rootAddr to an invalid length
ul.rootAddr = []byte{1, 2, 3, 4}
serializedUpdateLookup = make([]byte, updateLookupLength)
if err := ul.binaryPut(serializedUpdateLookup); err == nil {
t.Fatal("Expected UpdateLookup.binaryPut to fail when rootAddr is not of the correct size")
}
}
func TestUpdateLookupDeserializer(t *testing.T) {
serializedUpdateLookup, _ := hexutil.Decode("0x4f000000da070000fb0ed7efa696bdb0b54cd75554cc3117ffc891454317df7dd6fefad978e2f2fb")
var recoveredUpdateLookup UpdateLookup
if err := recoveredUpdateLookup.binaryGet(serializedUpdateLookup); err != nil {
t.Fatal(err)
}
originalUpdateLookup := *getTestUpdateLookup()
if !compareUpdateLookup(&originalUpdateLookup, &recoveredUpdateLookup) {
t.Fatalf("Expected recovered UpdateLookup to match")
}
// set source slice to the wrong size
serializedUpdateLookup = make([]byte, updateLookupLength+4)
if err := recoveredUpdateLookup.binaryGet(serializedUpdateLookup); err == nil {
t.Fatalf("Expected UpdateLookup.binaryGet to fail when source slice has a length != %d", updateLookupLength)
}
}
func TestUpdateLookupSerializeDeserialize(t *testing.T) {
serializedUpdateLookup := make([]byte, updateLookupLength)
originalUpdateLookup := getTestUpdateLookup()
if err := originalUpdateLookup.binaryPut(serializedUpdateLookup); err != nil {
t.Fatal(err)
}
var recoveredUpdateLookup UpdateLookup
if err := recoveredUpdateLookup.binaryGet(serializedUpdateLookup); err != nil {
t.Fatal(err)
}
if !compareUpdateLookup(originalUpdateLookup, &recoveredUpdateLookup) {
t.Fatalf("Expected recovered UpdateLookup to match")
}
}
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