tmp use PubK instead of Addr, Add test add genesis block

core/tx.go

@@ -1,25 +1,28 @@
 package core
 
+import "crypto/ecdsa"
+
 type Input struct {
 	TxId  Hash
 	Vout  int // index of the output from the TxId
 	Value uint64
 }
+
 type Output struct {
 	Value uint64
 }
 
 // Tx holds the data structure of a transaction
 type Tx struct {
-	From       Address
-	To         Address
+	From       *ecdsa.PublicKey
+	To         *ecdsa.PublicKey
 	InputCount uint64
 	Inputs     []Input
 	Outputs    []Output
 	Signature  []byte
 }
 
-func NewTx(from, to Address, in []Input, out []Output) *Tx {
+func NewTx(from, to *ecdsa.PublicKey, in []Input, out []Output) *Tx {
 	tx := &Tx{
 		From:       from,
 		To:         to,

core/tx_test.go

@@ -7,13 +7,17 @@ import (
 )
 
 func TestTx(t *testing.T) {
-	addr0 := Address(HashBytes([]byte("addr0")))
-	addr1 := Address(HashBytes([]byte("addr1")))
+	privK0, err := NewKey()
+	assert.Nil(t, err)
+	pubK0 := privK0.PublicKey
+	privK1, err := NewKey()
+	assert.Nil(t, err)
+	pubK1 := privK1.PublicKey
 
-	tx := NewTx(addr0, addr1, []Input{}, []Output{})
+	tx := NewTx(&pubK0, &pubK1, []Input{}, []Output{})
 
-	assert.Equal(t, tx.From, addr0)
-	assert.Equal(t, tx.To, addr1)
+	assert.Equal(t, tx.From, &pubK0)
+	assert.Equal(t, tx.To, &pubK1)
 
 	assert.True(t, CheckTx(tx))
 }