def test_cycle(self): resources = ['a', 'b', 'c', 'd', 'e'] def echo(r, timeout=None): return r # cycle should be ['a', 'b', 'c', 'd', 'e', ... repeat] cycle = FairCycle(echo, resources, MyEmpty) for i in range(len(resources)): self.assertEqual(cycle.get(), (resources[i], resources[i])) for i in range(len(resources)): self.assertEqual(cycle.get(), (resources[i], resources[i]))
def test_cycle(self): resources = ["a", "b", "c", "d", "e"] def echo(r, timeout=None): return r # cycle should be ["a", "b", "c", "d", "e", ... repeat] cycle = FairCycle(echo, resources, MyEmpty) for i in range(len(resources)): self.assertEqual(cycle.get(), (resources[i], resources[i])) for i in range(len(resources)): self.assertEqual(cycle.get(), (resources[i], resources[i]))
def test_cycle_breaks(self): resources = ["a", "b", "c", "d", "e"] def echo(r): if r == "c": raise MyEmpty(r) return r cycle = FairCycle(echo, resources, MyEmpty) self.assertEqual(consume(cycle.get, len(resources)), [("a", "a"), ("b", "b"), ("d", "d"), ("e", "e"), ("a", "a")]) self.assertEqual(consume(cycle.get, len(resources)), [("b", "b"), ("d", "d"), ("e", "e"), ("a", "a"), ("b", "b")]) cycle2 = FairCycle(echo, ["c", "c"], MyEmpty) with self.assertRaises(MyEmpty): consume(cycle2.get, 3)
def test_cycle_breaks(self): resources = ['a', 'b', 'c', 'd', 'e'] def echo(r): if r == 'c': raise MyEmpty(r) return r cycle = FairCycle(echo, resources, MyEmpty) self.assertEqual( consume(cycle.get, len(resources)), [('a', 'a'), ('b', 'b'), ('d', 'd'), ('e', 'e'), ('a', 'a')], ) self.assertEqual( consume(cycle.get, len(resources)), [('b', 'b'), ('d', 'd'), ('e', 'e'), ('a', 'a'), ('b', 'b')], ) cycle2 = FairCycle(echo, ['c', 'c'], MyEmpty) with self.assertRaises(MyEmpty): consume(cycle2.get, 3)
def test_cycle_no_resources(self): cycle = FairCycle(None, [], MyEmpty) cycle.pos = 10 with self.assertRaises(MyEmpty): cycle._next()
def _reset_cycle(self): self._cycle = FairCycle(self._get, self._active_queues, Empty)
def test__repr__(self): self.assertTrue(repr(FairCycle(lambda x: x, [1, 2, 3], MyEmpty)))