mirror of https://github.com/status-im/op-geth.git
97 lines
3.5 KiB
Go
97 lines
3.5 KiB
Go
// Copyright 2016 The go-ethereum Authors
|
|
// This file is part of the go-ethereum library.
|
|
//
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package kademlia
|
|
|
|
import (
|
|
"math/rand"
|
|
"reflect"
|
|
"testing"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
)
|
|
|
|
func (Address) Generate(rand *rand.Rand, size int) reflect.Value {
|
|
var id Address
|
|
for i := 0; i < len(id); i++ {
|
|
id[i] = byte(uint8(rand.Intn(255)))
|
|
}
|
|
return reflect.ValueOf(id)
|
|
}
|
|
|
|
func TestCommonBitsAddrF(t *testing.T) {
|
|
a := Address(common.HexToHash("0x0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"))
|
|
b := Address(common.HexToHash("0x8123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"))
|
|
c := Address(common.HexToHash("0x4123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"))
|
|
d := Address(common.HexToHash("0x0023456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"))
|
|
e := Address(common.HexToHash("0x01A3456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"))
|
|
ab := CommonBitsAddrF(a, b, func() byte { return byte(0x00) }, 10)
|
|
expab := Address(common.HexToHash("0x8000000000000000000000000000000000000000000000000000000000000000"))
|
|
|
|
if ab != expab {
|
|
t.Fatalf("%v != %v", ab, expab)
|
|
}
|
|
ac := CommonBitsAddrF(a, c, func() byte { return byte(0x00) }, 10)
|
|
expac := Address(common.HexToHash("0x4000000000000000000000000000000000000000000000000000000000000000"))
|
|
|
|
if ac != expac {
|
|
t.Fatalf("%v != %v", ac, expac)
|
|
}
|
|
ad := CommonBitsAddrF(a, d, func() byte { return byte(0x00) }, 10)
|
|
expad := Address(common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"))
|
|
|
|
if ad != expad {
|
|
t.Fatalf("%v != %v", ad, expad)
|
|
}
|
|
ae := CommonBitsAddrF(a, e, func() byte { return byte(0x00) }, 10)
|
|
expae := Address(common.HexToHash("0x0180000000000000000000000000000000000000000000000000000000000000"))
|
|
|
|
if ae != expae {
|
|
t.Fatalf("%v != %v", ae, expae)
|
|
}
|
|
acf := CommonBitsAddrF(a, c, func() byte { return byte(0xff) }, 10)
|
|
expacf := Address(common.HexToHash("0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))
|
|
|
|
if acf != expacf {
|
|
t.Fatalf("%v != %v", acf, expacf)
|
|
}
|
|
aeo := CommonBitsAddrF(a, e, func() byte { return byte(0x00) }, 2)
|
|
expaeo := Address(common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"))
|
|
|
|
if aeo != expaeo {
|
|
t.Fatalf("%v != %v", aeo, expaeo)
|
|
}
|
|
aep := CommonBitsAddrF(a, e, func() byte { return byte(0xff) }, 2)
|
|
expaep := Address(common.HexToHash("0x3fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))
|
|
|
|
if aep != expaep {
|
|
t.Fatalf("%v != %v", aep, expaep)
|
|
}
|
|
|
|
}
|
|
|
|
func TestRandomAddressAt(t *testing.T) {
|
|
var a Address
|
|
for i := 0; i < 100; i++ {
|
|
a = RandomAddress()
|
|
prox := rand.Intn(255)
|
|
b := RandomAddressAt(a, prox)
|
|
if proximity(a, b) != prox {
|
|
t.Fatalf("incorrect address prox(%v, %v) == %v (expected %v)", a, b, proximity(a, b), prox)
|
|
}
|
|
}
|
|
}
|