Open Source Monorail

appengine/monorail/framework/test/actionlimit_test.py

+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is govered by a BSD-style
+# license that can be found in the LICENSE file or at
+# https://developers.google.com/open-source/licenses/bsd
+
+"""Tests for actionlimit module."""
+
+import time
+import unittest
+
+from framework import actionlimit
+from proto import user_pb2
+
+
+class ActionLimitTest(unittest.TestCase):
+
+  def testNeedCaptchaNoUser(self):
+    action = actionlimit.ISSUE_COMMENT
+    self.assertFalse(actionlimit.NeedCaptcha(None, action))
+
+  def testNeedCaptchaAuthUserNoPreviousActions(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    self.assertFalse(actionlimit.NeedCaptcha(user, action))
+
+  def testNeedCaptchaAuthUserLifetimeExcessiveActivityException(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    life_max = actionlimit.ACTION_LIMITS[action][3]
+
+    for _i in range(0, life_max):
+      actionlimit.CountAction(user, action)
+
+    self.assertRaises(
+        actionlimit.ExcessiveActivityException,
+        actionlimit.NeedCaptcha, user, action)
+
+  def testNeedCaptchaAuthUserLifetimeIgnoresTimeout(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    (period, _soft_limit, _hard_limit,
+     life_max) = actionlimit.ACTION_LIMITS[action]
+    now = int(time.time())
+    later = now + period + 1  # a future in which our timestamp is expired
+
+    for _i in range(0, life_max):
+      actionlimit.CountAction(user, action, now=now)
+
+    self.assertRaises(
+        actionlimit.ExcessiveActivityException,
+        actionlimit.NeedCaptcha, user, action, now=later)
+
+  # TODO(jrobbins): write a soft limit captcha test.
+
+  def testNeedCaptchaAuthUserHardLimitExcessiveActivityException(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    (_period, _soft_limit, hard_limit,
+     _life_max) = actionlimit.ACTION_LIMITS[action]
+
+    for _i in range(0, hard_limit):
+      actionlimit.CountAction(user, action)
+
+    self.assertRaises(
+        actionlimit.ExcessiveActivityException,
+        actionlimit.NeedCaptcha, user, action)
+
+  def testNeedCaptchaAuthUserHardLimitRespectsTimeout(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    (period, _soft_limit, hard_limit,
+     _life_max) = actionlimit.ACTION_LIMITS[action]
+    now = int(time.time())
+    later = now + period + 1  # a future in which our timestamp is expired
+
+    for _i in range(0, hard_limit):
+      actionlimit.CountAction(user, action, now=now)
+
+    # if we didn't pass later, we'd get an exception
+    self.assertFalse(actionlimit.NeedCaptcha(user, action, now=later))
+
+  def testNeedCaptchaNoLifetimeLimit(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    life_max = actionlimit.ACTION_LIMITS[action][3]
+    actionlimit.GetLimitPB(user, action).lifetime_count = life_max + 1
+
+    self.assertRaises(
+        actionlimit.ExcessiveActivityException,
+        actionlimit.NeedCaptcha, user, action, skip_lifetime_check=False)
+    self.assertFalse(
+        actionlimit.NeedCaptcha(user, action, skip_lifetime_check=True))
+
+  def testCountActionResetRecentActions(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    limit = actionlimit.GetLimitPB(user, action)
+    limit.recent_count = 10
+    limit.reset_timestamp = 11
+
+    limit = actionlimit.GetLimitPB(user, action)
+    self.assertEqual(10, limit.recent_count)
+    self.assertEqual(11, limit.reset_timestamp)
+
+    actionlimit.ResetRecentActions(user, action)
+
+    limit = actionlimit.GetLimitPB(user, action)
+    self.assertEqual(0, limit.recent_count)
+    self.assertEqual(0, limit.reset_timestamp)
+
+  def testCountActionIncrementsRecentCount(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    (_period, soft_limit, _hard_limit,
+     _life_max) = actionlimit.ACTION_LIMITS[action]
+
+    for i in range(1, soft_limit):
+      actionlimit.CountAction(user, action)
+      limit = actionlimit.GetLimitPB(user, action)
+      self.assertEqual(i, limit.recent_count)
+      self.assertEqual(i, limit.lifetime_count)
+
+  def testCountActionPeriodExpiration(self):
+    action = actionlimit.ISSUE_COMMENT
+    user = user_pb2.User()
+    (period, soft_limit, _hard_limit,
+     _life_max) = actionlimit.ACTION_LIMITS[action]
+    now = int(time.time())
+    later = now + period + 1  # a future in which our timestamp is expired
+
+    for i in range(1, soft_limit):
+      actionlimit.CountAction(user, action, now=now)
+      limit = actionlimit.GetLimitPB(user, action)
+      self.assertEqual(i, limit.recent_count)
+      self.assertEqual(i, limit.lifetime_count)
+
+    actionlimit.CountAction(user, action, now=now)
+    self.assertEqual(soft_limit, limit.recent_count)
+    self.assertEqual(soft_limit, limit.lifetime_count)
+
+    actionlimit.CountAction(user, action, now=later)
+    self.assertEqual(1, limit.recent_count)
+    self.assertEqual(soft_limit + 1, limit.lifetime_count)
+
+  def testCustomizeLifetimeLimit(self):
+    user = user_pb2.User()
+
+    self.assertIsNone(user.get_assigned_value('issue_comment_limit'))
+    actionlimit.CustomizeLimit(user, actionlimit.ISSUE_COMMENT, 10, 100, 500)
+    self.assertIsNotNone(user.get_assigned_value('issue_comment_limit'))
+    limit = user.issue_comment_limit
+
+    # sets the specified limit
+    self.assertIsNotNone(limit.get_assigned_value('lifetime_limit'))
+    self.assertEqual(500, limit.lifetime_limit)
+    self.assertEqual(10, limit.period_soft_limit)
+    self.assertEqual(100, limit.period_hard_limit)
+
+    # sets initial values to zero
+    self.assertEqual(0, limit.recent_count)
+    self.assertEqual(0, limit.reset_timestamp)
+
+
+if __name__ == '__main__':
+  unittest.main()