mitogen/tests/id_allocation_test.py

37 lines
922 B
Python

import unittest2
import testlib
import mitogen.core
import mitogen.parent
@mitogen.core.takes_econtext
def allocate_an_id(econtext):
mitogen.parent.upgrade_router(econtext)
return econtext.router.allocate_id()
class SlaveTest(testlib.RouterMixin, testlib.TestCase):
def test_slave_allocates_id(self):
context = self.router.local()
# Master's allocator named the context 1.
self.assertEquals(1, context.context_id)
# First call from slave allocates a block (2..1001)
id_ = context.call(allocate_an_id)
self.assertEqual(id_, 2)
# Second call from slave allocates from block (3..1001)
id_ = context.call(allocate_an_id)
self.assertEqual(id_, 3)
# Subsequent master allocation does not collide
c2 = self.router.local()
self.assertEquals(1002, c2.context_id)
if __name__ == '__main__':
unittest2.main()