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