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|
package ethutil
import (
"bytes"
"math/big"
"reflect"
"testing"
)
func TestRlpValueEncoding(t *testing.T) {
val := EmptyValue()
val.AppendList().Append(1).Append(2).Append(3)
val.Append("4").AppendList().Append(5)
res := val.Encode()
exp := Encode([]interface{}{[]interface{}{1, 2, 3}, "4", []interface{}{5}})
if bytes.Compare(res, exp) != 0 {
t.Errorf("expected %q, got %q", res, exp)
}
}
func TestValueSlice(t *testing.T) {
val := []interface{}{
"value1",
"valeu2",
"value3",
}
value := NewValue(val)
splitVal := value.SliceFrom(1)
if splitVal.Len() != 2 {
t.Error("SliceFrom: Expected len", 2, "got", splitVal.Len())
}
splitVal = value.SliceTo(2)
if splitVal.Len() != 2 {
t.Error("SliceTo: Expected len", 2, "got", splitVal.Len())
}
splitVal = value.SliceFromTo(1, 3)
if splitVal.Len() != 2 {
t.Error("SliceFromTo: Expected len", 2, "got", splitVal.Len())
}
}
func TestValue(t *testing.T) {
value := NewValueFromBytes([]byte("\xcd\x83dog\x83god\x83cat\x01"))
if value.Get(0).Str() != "dog" {
t.Errorf("expected '%v', got '%v'", value.Get(0).Str(), "dog")
}
if value.Get(3).Uint() != 1 {
t.Errorf("expected '%v', got '%v'", value.Get(3).Uint(), 1)
}
}
func TestEncode(t *testing.T) {
strRes := "\x83dog"
bytes := Encode("dog")
str := string(bytes)
if str != strRes {
t.Errorf("Expected %q, got %q", strRes, str)
}
sliceRes := "\xcc\x83dog\x83god\x83cat"
strs := []interface{}{"dog", "god", "cat"}
bytes = Encode(strs)
slice := string(bytes)
if slice != sliceRes {
t.Error("Expected %q, got %q", sliceRes, slice)
}
intRes := "\x82\x04\x00"
bytes = Encode(1024)
if string(bytes) != intRes {
t.Errorf("Expected %q, got %q", intRes, bytes)
}
}
func TestDecode(t *testing.T) {
single := []byte("\x01")
b, _ := Decode(single, 0)
if b.(uint8) != 1 {
t.Errorf("Expected 1, got %q", b)
}
str := []byte("\x83dog")
b, _ = Decode(str, 0)
if bytes.Compare(b.([]byte), []byte("dog")) != 0 {
t.Errorf("Expected dog, got %q", b)
}
slice := []byte("\xcc\x83dog\x83god\x83cat")
res := []interface{}{"dog", "god", "cat"}
b, _ = Decode(slice, 0)
if reflect.DeepEqual(b, res) {
t.Errorf("Expected %q, got %q", res, b)
}
}
func TestEncodeDecodeBigInt(t *testing.T) {
bigInt := big.NewInt(1391787038)
encoded := Encode(bigInt)
value := NewValueFromBytes(encoded)
if value.BigInt().Cmp(bigInt) != 0 {
t.Errorf("Expected %v, got %v", bigInt, value.BigInt())
}
}
func TestEncodeDecodeBytes(t *testing.T) {
b := NewValue([]interface{}{[]byte{1, 2, 3, 4, 5}, byte(6)})
val := NewValueFromBytes(b.Encode())
if !b.Cmp(val) {
t.Errorf("Expected %v, got %v", val, b)
}
}
func BenchmarkEncodeDecode(b *testing.B) {
for i := 0; i < b.N; i++ {
bytes := Encode([]interface{}{"dog", "god", "cat"})
Decode(bytes, 0)
}
}
|
