[Update] 修改表结构

apps/common/tests.py

@@ -1,3 +1,16 @@
 from django.test import TestCase
 
 # Create your tests here.
+
+from .utils import random_string, get_signer
+
+
+def test_signer_len():
+    signer = get_signer()
+    results = {}
+    for i in range(1, 4096):
+        s = random_string(i)
+        encs = signer.sign(s)
+        results[i] = (len(encs)/len(s))
+    results = sorted(results.items(), key=lambda x: x[1], reverse=True)
+    print(results)