| jamesren | 883492a | 2010-02-12 00:45:18 +0000 | [diff] [blame] | 1 | #!/usr/bin/python |
| 2 | |
| 3 | import common |
| 4 | import unittest |
| 5 | from autotest_lib.client.common_lib.test_utils import mock |
| jamesren | b55378a | 2010-03-02 22:19:49 +0000 | [diff] [blame] | 6 | from autotest_lib.frontend import setup_django_environment |
| 7 | from autotest_lib.frontend import setup_test_environment |
| 8 | from autotest_lib.scheduler import metahost_scheduler, scheduler_models |
| jamesren | 883492a | 2010-02-12 00:45:18 +0000 | [diff] [blame] | 9 | |
| 10 | class LabelMetahostSchedulerTest(unittest.TestCase): |
| 11 | def setUp(self): |
| 12 | self.god = mock.mock_god() |
| 13 | self.scheduling_utility = self.god.create_mock_class( |
| 14 | metahost_scheduler.HostSchedulingUtility, 'utility') |
| 15 | self.metahost_scheduler = metahost_scheduler.LabelMetahostScheduler() |
| 16 | |
| 17 | |
| jamesren | b55378a | 2010-03-02 22:19:49 +0000 | [diff] [blame] | 18 | def tearDown(self): |
| 19 | self.god.unstub_all() |
| 20 | |
| 21 | |
| jamesren | 883492a | 2010-02-12 00:45:18 +0000 | [diff] [blame] | 22 | def entry(self): |
| jamesren | b55378a | 2010-03-02 22:19:49 +0000 | [diff] [blame] | 23 | return self.god.create_mock_class(scheduler_models.HostQueueEntry, |
| 24 | 'entry') |
| jamesren | 883492a | 2010-02-12 00:45:18 +0000 | [diff] [blame] | 25 | |
| 26 | |
| 27 | def test_can_schedule_metahost(self): |
| 28 | entry = self.entry() |
| 29 | entry.meta_host = None |
| 30 | self.assertFalse(self.metahost_scheduler.can_schedule_metahost(entry)) |
| 31 | |
| 32 | entry.meta_host = 1 |
| 33 | self.assert_(self.metahost_scheduler.can_schedule_metahost(entry)) |
| 34 | |
| 35 | |
| 36 | def test_schedule_metahost(self): |
| 37 | entry = self.entry() |
| 38 | entry.meta_host = 1 |
| 39 | host = object() |
| 40 | |
| 41 | self.scheduling_utility.hosts_in_label.expect_call(1).and_return( |
| 42 | [2, 3, 4, 5]) |
| 43 | # 2 is in ineligible_hosts |
| 44 | (self.scheduling_utility.ineligible_hosts_for_entry.expect_call(entry) |
| 45 | .and_return([2])) |
| 46 | self.scheduling_utility.is_host_usable.expect_call(2).and_return(True) |
| 47 | # 3 is unusable |
| 48 | self.scheduling_utility.is_host_usable.expect_call(3).and_return(False) |
| 49 | self.scheduling_utility.remove_host_from_label.expect_call(3, 1) |
| 50 | # 4 is ineligible for the job |
| 51 | self.scheduling_utility.is_host_usable.expect_call(4).and_return(True) |
| 52 | (self.scheduling_utility.is_host_eligible_for_job.expect_call(4, entry) |
| 53 | .and_return(False)) |
| 54 | # 5 runs |
| 55 | self.scheduling_utility.is_host_usable.expect_call(5).and_return(True) |
| 56 | (self.scheduling_utility.is_host_eligible_for_job.expect_call(5, entry) |
| 57 | .and_return(True)) |
| 58 | self.scheduling_utility.remove_host_from_label.expect_call(5, 1) |
| 59 | self.scheduling_utility.pop_host.expect_call(5).and_return(host) |
| 60 | entry.set_host.expect_call(host) |
| 61 | |
| 62 | self.metahost_scheduler.schedule_metahost(entry, |
| 63 | self.scheduling_utility) |
| 64 | self.god.check_playback() |
| 65 | |
| 66 | |
| 67 | def test_no_hosts(self): |
| 68 | entry = self.entry() |
| 69 | entry.meta_host = 1 |
| 70 | |
| 71 | self.scheduling_utility.hosts_in_label.expect_call(1).and_return(()) |
| 72 | (self.scheduling_utility.ineligible_hosts_for_entry.expect_call(entry) |
| 73 | .and_return(())) |
| 74 | |
| 75 | self.metahost_scheduler.schedule_metahost(entry, |
| 76 | self.scheduling_utility) |
| 77 | self.god.check_playback() |
| 78 | |
| 79 | |
| 80 | if __name__ == '__main__': |
| 81 | unittest.main() |