增加测试用例代码

tb/shinTest/gen_pkt.py

@@ -2,6 +2,7 @@
 #encoding=utf-8
 import random
 import copy
+import time
 
 class GenPkt(object):
     def __init__(self):
@@ -313,6 +314,7 @@ def genSlvSMReadData(dev, sm, data_len):
 
 
 if __name__ == '__main__':
+    random.seed(int(time.time() * 1000))
     genPkt = GenPkt()
 
     #-------------------------------------------------------------------------
@@ -401,7 +403,7 @@ if __name__ == '__main__':
     genPkt.clean()
 
     data = list()
-    for  i in range(256):
+    for  i in range(1024):
         data.append(random.randint(0, 255))
 
     genPkt.setPkt(2, data)