fix fmt, and add test_before_submit script

README.md

@@ -25,12 +25,15 @@ go get github.com/go-stack/stack
 ```
 ## Usage
 ```
-
 ./deploy.sh local_config.txt
-
 ```
 
+## Testing
 
+Make sure you the following command and make sure everything passed before submitting your code.
+'''
+./test_before_submit.sh
+'''
 
 
 

blockchain/utxopool_test.go

@@ -34,7 +34,6 @@ func TestVerifyOneTransactionFail(t *testing.T) {
 		t.Error("failed to create a new transaction.")
 	}
 
-
 	tx.TxInput = append(tx.TxInput, tx.TxInput[0])
 	if utxoPool.VerifyOneTransaction(tx, nil) {
 		t.Error("Tx with multiple identical TxInput shouldn't be valid")

test_before_submit.sh

@@ -0,0 +1,2 @@
+go test ./...
+./.travis.gofmt.sh