cleanup: helpers_test.go should use new BigInt constructor methods

aeternity/helpers_test.go

@@ -1,7 +1,6 @@
 package aeternity_test
 
 import (
-	"math/big"
 	"testing"
 
 	"github.com/aeternity/aepp-sdk-go/aeternity"
@@ -11,16 +10,16 @@ import (
 func TestSpendTxStr(t *testing.T) {
 	sender := "ak_2a1j2Mk9YSmC1gioUq4PWRm3bsv887MbuRVwyv4KaUGoR1eiKi"
 	recipient := "ak_Egp9yVdpxmvAfQ7vsXGvpnyfNq71msbdUpkMNYGTeTe8kPL3v"
-	amount := utils.BigInt{Int: big.Int{}}
+	amount := utils.NewBigInt()
+	fee := utils.NewBigInt()
 	amount.SetInt64(10)
-	fee := utils.BigInt{Int: big.Int{}}
 	fee.SetInt64(10)
 	message := "Hello World"
 	ttl := uint64(10)
 	nonce := uint64(1)
 	eBase64TxMsg := "tx_+FYMAaEBzqet5HDJ+Z2dTkAIgKhvHUm7REti8Rqeu2S7z+tz/vOhAR8To7CL8AFABmKmi2nYdfeAPOxMCGR/btXYTHiXvVCjCgoKAYtIZWxsbyBXb3JsZPSZjdM="
 
-	base64TxMsg, err := aeternity.SpendTxStr(sender, recipient, amount, fee, message, ttl, nonce)
+	base64TxMsg, err := aeternity.SpendTxStr(sender, recipient, *amount, *fee, message, ttl, nonce)
 	if err != nil {
 		t.Fatalf("SpendTx could not create a SpendTransaction: %v", err)
 	}