From cf56cdbb0a00395da982ca1caae6fbe53c204829 Mon Sep 17 00:00:00 2001
From: Minh Doan <minh@simple-rules.com>
Date: Sat, 16 Jun 2018 14:40:35 -0700
Subject: [PATCH] add and fix tests

---
 blockchain/blockchain.go | 3 +--
 blockchain/utxopool.go   | 4 +++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/blockchain/blockchain.go b/blockchain/blockchain.go
index 44e0f318c..69abb82a3 100644
--- a/blockchain/blockchain.go
+++ b/blockchain/blockchain.go
@@ -3,7 +3,6 @@ package blockchain
 import (
 	"bytes"
 	"encoding/hex"
-	"fmt"
 )
 
 // Blockchain keeps a sequence of Blocks
@@ -155,9 +154,9 @@ func (bc *Blockchain) VerifyNewBlockAndUpdate(utxopool *UTXOPool, block *Block)
 	}
 
 	if utxopool != nil && !utxopool.VerifyAndUpdate(block.Transactions) {
-		fmt.Println("Minh2")
 		return false
 	}
+	bc.blocks = append(bc.blocks, block)
 	return true
 }
 
diff --git a/blockchain/utxopool.go b/blockchain/utxopool.go
index d8b017537..399071488 100644
--- a/blockchain/utxopool.go
+++ b/blockchain/utxopool.go
@@ -1,6 +1,8 @@
 package blockchain
 
-import "encoding/hex"
+import (
+	"encoding/hex"
+)
 
 // UTXOPool stores transactions and balance associated with each address.
 type UTXOPool struct {