我正在尝试编写django请求的测试,这可能需要很长时间才能处理,因此可能会与其他请求交错。我的计划是发出长时间运行的请求,并将断言注入可能会暂停的地方。在Django测试交错长时间运行的请求
但想在我的单元测试使用线程似乎并没有很好地工作:
class ThreadTest(test.TestCase):
def thread_test(self):
def printer():
print models.Daemon.objects.count()
d = models.Daemon(url='http://lockss.notadomain:8088')
d.save()
printer()
t = threading.Thread(target=printer)
t.start()
t.join()
打印机()调用工程,我所期待的第一次,但后来从一个线程调用时无法找到表格:
1
Exception in thread Thread-1:
Traceback (most recent call last):
File "/usr/lib/python2.6/threading.py", line 532, in __bootstrap_inner
self.run()
File "/usr/lib/python2.6/threading.py", line 484, in run
self.__target(*self.__args, **self.__kwargs)
File "/home/bhayes/lockss-code/hare/lockss-django/autest/tests.py", line 247, in printer
print models.Daemon.objects.count()
File "/usr/lib/pymodules/python2.6/django/db/models/manager.py", line 120, in count
return self.get_query_set().count()
File "/usr/lib/pymodules/python2.6/django/db/models/query.py", line 326, in count
return self.query.get_count(using=self.db)
File "/usr/lib/pymodules/python2.6/django/db/models/sql/query.py", line 394, in get_count
number = obj.get_aggregation(using=using)[None]
File "/usr/lib/pymodules/python2.6/django/db/models/sql/query.py", line 366, in get_aggregation
result = query.get_compiler(using).execute_sql(SINGLE)
File "/usr/lib/pymodules/python2.6/django/db/models/sql/compiler.py", line 727, in execute_sql
cursor.execute(sql, params)
File "/usr/lib/pymodules/python2.6/django/db/backends/sqlite3/base.py", line 200, in execute
return Database.Cursor.execute(self, query, params)
DatabaseError: no such table: autest_daemon
我想了解发生了什么。另外,我想知道是否有更好的策略来测试并行请求。
不确定这是否真的适用于测试,但是您是否考虑过使用celeryd来进行异步处理? – 2011-07-11 20:52:49
杰克可能是正确的,芹菜真的很坚固。 – 2011-07-14 12:37:41