go-ethereum/ethutil/bytes_test.go

174 lines
3.6 KiB
Go

package ethutil
import (
"bytes"
"testing"
)
func TestByteString(t *testing.T) {
var data Bytes
data = []byte{102, 111, 111}
exp := "foo"
res := data.String()
if res != exp {
t.Errorf("Expected %s got %s", exp, res)
}
}
func TestIsHex(t *testing.T) {
data1 := "a9e67e"
exp1 := false
res1 := IsHex(data1)
if exp1 != res1 {
t.Errorf("Expected % x Got % x", exp1, res1)
}
data2 := "0xa9e67e00"
exp2 := true
res2 := IsHex(data2)
if exp2 != res2 {
t.Errorf("Expected % x Got % x", exp2, res2)
}
}
func TestParseDataString(t *testing.T) {
data := ParseData("hello", "world", "0x0106")
exp := "68656c6c6f000000000000000000000000000000000000000000000000000000776f726c640000000000000000000000000000000000000000000000000000000106000000000000000000000000000000000000000000000000000000000000"
if bytes.Compare(data, Hex2Bytes(exp)) != 0 {
t.Error("Error parsing data")
}
}
func TestParseDataBytes(t *testing.T) {
data := []byte{232, 212, 165, 16, 0}
exp := []byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 232, 212, 165, 16, 0}
res := ParseData(data)
if bytes.Compare(res, exp) != 0 {
t.Errorf("Expected %x got %x", exp, res)
}
}
func TestLeftPadBytes(t *testing.T) {
val := []byte{1, 2, 3, 4}
exp := []byte{0, 0, 0, 0, 1, 2, 3, 4}
resstd := LeftPadBytes(val, 8)
if bytes.Compare(resstd, exp) != 0 {
t.Errorf("Expected % x Got % x", exp, resstd)
}
resshrt := LeftPadBytes(val, 2)
if bytes.Compare(resshrt, val) != 0 {
t.Errorf("Expected % x Got % x", exp, resshrt)
}
}
func TestRightPadBytes(t *testing.T) {
val := []byte{1, 2, 3, 4}
exp := []byte{1, 2, 3, 4, 0, 0, 0, 0}
resstd := RightPadBytes(val, 8)
if bytes.Compare(resstd, exp) != 0 {
t.Errorf("Expected % x Got % x", exp, resstd)
}
resshrt := RightPadBytes(val, 2)
if bytes.Compare(resshrt, val) != 0 {
t.Errorf("Expected % x Got % x", exp, resshrt)
}
}
func TestLeftPadString(t *testing.T) {
val := "test"
resstd := LeftPadString(val, 8)
if resstd != "\x30\x30\x30\x30"+val {
t.Errorf("Expected % x Got % x", val, resstd)
}
resshrt := LeftPadString(val, 2)
if resshrt != val {
t.Errorf("Expected % x Got % x", val, resshrt)
}
}
func TestRightPadString(t *testing.T) {
val := "test"
resstd := RightPadString(val, 8)
if resstd != val+"\x30\x30\x30\x30" {
t.Errorf("Expected % x Got % x", val, resstd)
}
resshrt := RightPadString(val, 2)
if resshrt != val {
t.Errorf("Expected % x Got % x", val, resshrt)
}
}
func TestReadVarInt(t *testing.T) {
data8 := []byte{1, 2, 3, 4, 5, 6, 7, 8}
data4 := []byte{1, 2, 3, 4}
data2 := []byte{1, 2}
data1 := []byte{1}
exp8 := uint64(72623859790382856)
exp4 := uint64(16909060)
exp2 := uint64(258)
exp1 := uint64(1)
res8 := ReadVarInt(data8)
res4 := ReadVarInt(data4)
res2 := ReadVarInt(data2)
res1 := ReadVarInt(data1)
if res8 != exp8 {
t.Errorf("Expected %d | Got %d", exp8, res8)
}
if res4 != exp4 {
t.Errorf("Expected %d | Got %d", exp4, res4)
}
if res2 != exp2 {
t.Errorf("Expected %d | Got %d", exp2, res2)
}
if res1 != exp1 {
t.Errorf("Expected %d | Got %d", exp1, res1)
}
}
func TestBinaryLength(t *testing.T) {
data1 := 0
data2 := 920987656789
exp1 := 0
exp2 := 5
res1 := BinaryLength(data1)
res2 := BinaryLength(data2)
if res1 != exp1 {
t.Errorf("Expected %d got %d", exp1, res1)
}
if res2 != exp2 {
t.Errorf("Expected %d got %d", exp2, res2)
}
}
func TestCopyBytes(t *testing.T) {
data1 := []byte{1, 2, 3, 4}
exp1 := []byte{1, 2, 3, 4}
res1 := CopyBytes(data1)
if bytes.Compare(res1, exp1) != 0 {
t.Errorf("Expected % x got % x", exp1, res1)
}
}