go-ethereum/common/types_test.go

374 lines
10 KiB
Go

// Copyright 2015 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 common
import (
"database/sql/driver"
"encoding/json"
"math/big"
"reflect"
"strings"
"testing"
)
func TestBytesConversion(t *testing.T) {
bytes := []byte{5}
hash := BytesToHash(bytes)
var exp Hash
exp[31] = 5
if hash != exp {
t.Errorf("expected %x got %x", exp, hash)
}
}
func TestIsHexAddress(t *testing.T) {
tests := []struct {
str string
exp bool
}{
{"0x5aaeb6053f3e94c9b9a09f33669435e7ef1beaed", true},
{"5aaeb6053f3e94c9b9a09f33669435e7ef1beaed", true},
{"0X5aaeb6053f3e94c9b9a09f33669435e7ef1beaed", true},
{"0XAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", true},
{"0xAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", true},
{"0x5aaeb6053f3e94c9b9a09f33669435e7ef1beaed1", false},
{"0x5aaeb6053f3e94c9b9a09f33669435e7ef1beae", false},
{"5aaeb6053f3e94c9b9a09f33669435e7ef1beaed11", false},
{"0xxaaeb6053f3e94c9b9a09f33669435e7ef1beaed", false},
}
for _, test := range tests {
if result := IsHexAddress(test.str); result != test.exp {
t.Errorf("IsHexAddress(%s) == %v; expected %v",
test.str, result, test.exp)
}
}
}
func TestHashJsonValidation(t *testing.T) {
var tests = []struct {
Prefix string
Size int
Error string
}{
{"", 62, "json: cannot unmarshal hex string without 0x prefix into Go value of type common.Hash"},
{"0x", 66, "hex string has length 66, want 64 for common.Hash"},
{"0x", 63, "json: cannot unmarshal hex string of odd length into Go value of type common.Hash"},
{"0x", 0, "hex string has length 0, want 64 for common.Hash"},
{"0x", 64, ""},
{"0X", 64, ""},
}
for _, test := range tests {
input := `"` + test.Prefix + strings.Repeat("0", test.Size) + `"`
var v Hash
err := json.Unmarshal([]byte(input), &v)
if err == nil {
if test.Error != "" {
t.Errorf("%s: error mismatch: have nil, want %q", input, test.Error)
}
} else {
if err.Error() != test.Error {
t.Errorf("%s: error mismatch: have %q, want %q", input, err, test.Error)
}
}
}
}
func TestAddressUnmarshalJSON(t *testing.T) {
var tests = []struct {
Input string
ShouldErr bool
Output *big.Int
}{
{"", true, nil},
{`""`, true, nil},
{`"0x"`, true, nil},
{`"0x00"`, true, nil},
{`"0xG000000000000000000000000000000000000000"`, true, nil},
{`"0x0000000000000000000000000000000000000000"`, false, big.NewInt(0)},
{`"0x0000000000000000000000000000000000000010"`, false, big.NewInt(16)},
}
for i, test := range tests {
var v Address
err := json.Unmarshal([]byte(test.Input), &v)
if err != nil && !test.ShouldErr {
t.Errorf("test #%d: unexpected error: %v", i, err)
}
if err == nil {
if test.ShouldErr {
t.Errorf("test #%d: expected error, got none", i)
}
if got := new(big.Int).SetBytes(v.Bytes()); got.Cmp(test.Output) != 0 {
t.Errorf("test #%d: address mismatch: have %v, want %v", i, got, test.Output)
}
}
}
}
func TestAddressHexChecksum(t *testing.T) {
var tests = []struct {
Input string
Output string
}{
// Test cases from https://github.com/ethereum/EIPs/blob/master/EIPS/eip-55.md#specification
{"0x5aaeb6053f3e94c9b9a09f33669435e7ef1beaed", "0x5aAeb6053F3E94C9b9A09f33669435E7Ef1BeAed"},
{"0xfb6916095ca1df60bb79ce92ce3ea74c37c5d359", "0xfB6916095ca1df60bB79Ce92cE3Ea74c37c5d359"},
{"0xdbf03b407c01e7cd3cbea99509d93f8dddc8c6fb", "0xdbF03B407c01E7cD3CBea99509d93f8DDDC8C6FB"},
{"0xd1220a0cf47c7b9be7a2e6ba89f429762e7b9adb", "0xD1220A0cf47c7B9Be7A2E6BA89F429762e7b9aDb"},
// Ensure that non-standard length input values are handled correctly
{"0xa", "0x000000000000000000000000000000000000000A"},
{"0x0a", "0x000000000000000000000000000000000000000A"},
{"0x00a", "0x000000000000000000000000000000000000000A"},
{"0x000000000000000000000000000000000000000a", "0x000000000000000000000000000000000000000A"},
}
for i, test := range tests {
output := HexToAddress(test.Input).Hex()
if output != test.Output {
t.Errorf("test #%d: failed to match when it should (%s != %s)", i, output, test.Output)
}
}
}
func BenchmarkAddressHex(b *testing.B) {
testAddr := HexToAddress("0x5aaeb6053f3e94c9b9a09f33669435e7ef1beaed")
for n := 0; n < b.N; n++ {
testAddr.Hex()
}
}
func TestMixedcaseAccount_Address(t *testing.T) {
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-55.md
// Note: 0X{checksum_addr} is not valid according to spec above
var res []struct {
A MixedcaseAddress
Valid bool
}
if err := json.Unmarshal([]byte(`[
{"A" : "0xae967917c465db8578ca9024c205720b1a3651A9", "Valid": false},
{"A" : "0xAe967917c465db8578ca9024c205720b1a3651A9", "Valid": true},
{"A" : "0XAe967917c465db8578ca9024c205720b1a3651A9", "Valid": false},
{"A" : "0x1111111111111111111112222222222223333323", "Valid": true}
]`), &res); err != nil {
t.Fatal(err)
}
for _, r := range res {
if got := r.A.ValidChecksum(); got != r.Valid {
t.Errorf("Expected checksum %v, got checksum %v, input %v", r.Valid, got, r.A.String())
}
}
//These should throw exceptions:
var r2 []MixedcaseAddress
for _, r := range []string{
`["0x11111111111111111111122222222222233333"]`, // Too short
`["0x111111111111111111111222222222222333332"]`, // Too short
`["0x11111111111111111111122222222222233333234"]`, // Too long
`["0x111111111111111111111222222222222333332344"]`, // Too long
`["1111111111111111111112222222222223333323"]`, // Missing 0x
`["x1111111111111111111112222222222223333323"]`, // Missing 0
`["0xG111111111111111111112222222222223333323"]`, //Non-hex
} {
if err := json.Unmarshal([]byte(r), &r2); err == nil {
t.Errorf("Expected failure, input %v", r)
}
}
}
func TestHash_Scan(t *testing.T) {
type args struct {
src interface{}
}
tests := []struct {
name string
args args
wantErr bool
}{
{
name: "working scan",
args: args{src: []byte{
0xb2, 0x6f, 0x2b, 0x34, 0x2a, 0xab, 0x24, 0xbc, 0xf6, 0x3e,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
0x10, 0x00,
}},
wantErr: false,
},
{
name: "non working scan",
args: args{src: int64(1234567890)},
wantErr: true,
},
{
name: "invalid length scan",
args: args{src: []byte{
0xb2, 0x6f, 0x2b, 0x34, 0x2a, 0xab, 0x24, 0xbc, 0xf6, 0x3e,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
}},
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
h := &Hash{}
if err := h.Scan(tt.args.src); (err != nil) != tt.wantErr {
t.Errorf("Hash.Scan() error = %v, wantErr %v", err, tt.wantErr)
}
if !tt.wantErr {
for i := range h {
if h[i] != tt.args.src.([]byte)[i] {
t.Errorf(
"Hash.Scan() didn't scan the %d src correctly (have %X, want %X)",
i, h[i], tt.args.src.([]byte)[i],
)
}
}
}
})
}
}
func TestHash_Value(t *testing.T) {
b := []byte{
0xb2, 0x6f, 0x2b, 0x34, 0x2a, 0xab, 0x24, 0xbc, 0xf6, 0x3e,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
0x10, 0x00,
}
var usedH Hash
usedH.SetBytes(b)
tests := []struct {
name string
h Hash
want driver.Value
wantErr bool
}{
{
name: "Working value",
h: usedH,
want: b,
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := tt.h.Value()
if (err != nil) != tt.wantErr {
t.Errorf("Hash.Value() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("Hash.Value() = %v, want %v", got, tt.want)
}
})
}
}
func TestAddress_Scan(t *testing.T) {
type args struct {
src interface{}
}
tests := []struct {
name string
args args
wantErr bool
}{
{
name: "working scan",
args: args{src: []byte{
0xb2, 0x6f, 0x2b, 0x34, 0x2a, 0xab, 0x24, 0xbc, 0xf6, 0x3e,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
}},
wantErr: false,
},
{
name: "non working scan",
args: args{src: int64(1234567890)},
wantErr: true,
},
{
name: "invalid length scan",
args: args{src: []byte{
0xb2, 0x6f, 0x2b, 0x34, 0x2a, 0xab, 0x24, 0xbc, 0xf6, 0x3e,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a,
}},
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
a := &Address{}
if err := a.Scan(tt.args.src); (err != nil) != tt.wantErr {
t.Errorf("Address.Scan() error = %v, wantErr %v", err, tt.wantErr)
}
if !tt.wantErr {
for i := range a {
if a[i] != tt.args.src.([]byte)[i] {
t.Errorf(
"Address.Scan() didn't scan the %d src correctly (have %X, want %X)",
i, a[i], tt.args.src.([]byte)[i],
)
}
}
}
})
}
}
func TestAddress_Value(t *testing.T) {
b := []byte{
0xb2, 0x6f, 0x2b, 0x34, 0x2a, 0xab, 0x24, 0xbc, 0xf6, 0x3e,
0xa2, 0x18, 0xc6, 0xa9, 0x27, 0x4d, 0x30, 0xab, 0x9a, 0x15,
}
var usedA Address
usedA.SetBytes(b)
tests := []struct {
name string
a Address
want driver.Value
wantErr bool
}{
{
name: "Working value",
a: usedA,
want: b,
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := tt.a.Value()
if (err != nil) != tt.wantErr {
t.Errorf("Address.Value() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("Address.Value() = %v, want %v", got, tt.want)
}
})
}
}