asyncio: Refactor waitpid mocks. Patch by Anthony Baire.
This commit is contained in:
Guido van Rossum
parent
5eb4f59cd9
commit
91d2c5674a
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@ -1,5 +1,6 @@
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"""Tests for unix_events.py."""
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import collections
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import gc
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import errno
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import io
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@ -705,8 +706,16 @@ class BaseChildWatcherTests(unittest.TestCase):
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NotImplementedError, watcher._do_waitpid, f)
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WaitPidMocks = collections.namedtuple("WaitPidMocks",
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("waitpid",
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"WIFEXITED",
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"WIFSIGNALED",
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"WEXITSTATUS",
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"WTERMSIG",
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))
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class ChildWatcherTestsMixin:
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instance = None
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ignore_warnings = unittest.mock.patch.object(unix_events.logger, "warning")
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@ -715,21 +724,12 @@ class ChildWatcherTestsMixin:
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self.running = False
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self.zombies = {}
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assert ChildWatcherTestsMixin.instance is None
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ChildWatcherTestsMixin.instance = self
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with unittest.mock.patch.object(
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self.loop, "add_signal_handler") as self.m_add_signal_handler:
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self.watcher = self.create_watcher()
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self.watcher.attach_loop(self.loop)
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def cleanup():
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ChildWatcherTestsMixin.instance = None
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self.addCleanup(cleanup)
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def waitpid(pid, flags):
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self = ChildWatcherTestsMixin.instance
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def waitpid(self, pid, flags):
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if isinstance(self.watcher, unix_events.SafeChildWatcher) or pid != -1:
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self.assertGreater(pid, 0)
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try:
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@ -747,33 +747,43 @@ class ChildWatcherTestsMixin:
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def add_zombie(self, pid, returncode):
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self.zombies[pid] = returncode + 32768
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def WIFEXITED(status):
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def WIFEXITED(self, status):
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return status >= 32768
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def WIFSIGNALED(status):
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def WIFSIGNALED(self, status):
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return 32700 < status < 32768
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def WEXITSTATUS(status):
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self = ChildWatcherTestsMixin.instance
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self.assertTrue(type(self).WIFEXITED(status))
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def WEXITSTATUS(self, status):
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self.assertTrue(self.WIFEXITED(status))
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return status - 32768
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def WTERMSIG(status):
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self = ChildWatcherTestsMixin.instance
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self.assertTrue(type(self).WIFSIGNALED(status))
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def WTERMSIG(self, status):
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self.assertTrue(self.WIFSIGNALED(status))
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return 32768 - status
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def test_create_watcher(self):
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self.m_add_signal_handler.assert_called_once_with(
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signal.SIGCHLD, self.watcher._sig_chld)
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@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
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@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
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@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
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@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
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@unittest.mock.patch('os.waitpid', wraps=waitpid)
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def test_sigchld(self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED,
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m_WEXITSTATUS, m_WTERMSIG):
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def waitpid_mocks(func):
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def wrapped_func(self):
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def patch(target, wrapper):
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return unittest.mock.patch(target, wraps=wrapper,
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new_callable=unittest.mock.Mock)
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with patch('os.WTERMSIG', self.WTERMSIG) as m_WTERMSIG, \
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patch('os.WEXITSTATUS', self.WEXITSTATUS) as m_WEXITSTATUS, \
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patch('os.WIFSIGNALED', self.WIFSIGNALED) as m_WIFSIGNALED, \
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patch('os.WIFEXITED', self.WIFEXITED) as m_WIFEXITED, \
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patch('os.waitpid', self.waitpid) as m_waitpid:
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func(self, WaitPidMocks(m_waitpid,
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m_WIFEXITED, m_WIFSIGNALED,
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m_WEXITSTATUS, m_WTERMSIG,
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))
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return wrapped_func
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@waitpid_mocks
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def test_sigchld(self, m):
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# register a child
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callback = unittest.mock.Mock()
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@ -782,33 +792,33 @@ class ChildWatcherTestsMixin:
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self.watcher.add_child_handler(42, callback, 9, 10, 14)
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self.assertFalse(callback.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# child is running
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self.watcher._sig_chld()
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self.assertFalse(callback.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# child terminates (returncode 12)
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self.running = False
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self.add_zombie(42, 12)
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self.watcher._sig_chld()
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self.assertTrue(m_WIFEXITED.called)
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self.assertTrue(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertTrue(m.WIFEXITED.called)
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self.assertTrue(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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callback.assert_called_once_with(42, 12, 9, 10, 14)
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m_WIFSIGNALED.reset_mock()
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m_WIFEXITED.reset_mock()
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m_WEXITSTATUS.reset_mock()
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m.WIFSIGNALED.reset_mock()
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m.WIFEXITED.reset_mock()
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m.WEXITSTATUS.reset_mock()
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callback.reset_mock()
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# ensure that the child is effectively reaped
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@ -817,29 +827,24 @@ class ChildWatcherTestsMixin:
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self.watcher._sig_chld()
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self.assertFalse(callback.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WTERMSIG.called)
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m_WIFSIGNALED.reset_mock()
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m_WIFEXITED.reset_mock()
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m_WEXITSTATUS.reset_mock()
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m.WIFSIGNALED.reset_mock()
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m.WIFEXITED.reset_mock()
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m.WEXITSTATUS.reset_mock()
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# sigchld called again
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self.zombies.clear()
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self.watcher._sig_chld()
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self.assertFalse(callback.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
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@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
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@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
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@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
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@unittest.mock.patch('os.waitpid', wraps=waitpid)
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def test_sigchld_two_children(self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED,
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m_WEXITSTATUS, m_WTERMSIG):
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@waitpid_mocks
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def test_sigchld_two_children(self, m):
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callback1 = unittest.mock.Mock()
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callback2 = unittest.mock.Mock()
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@ -850,10 +855,10 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# register child 2
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with self.watcher:
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@ -861,20 +866,20 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# childen are running
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self.watcher._sig_chld()
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# child 1 terminates (signal 3)
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self.add_zombie(43, -3)
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@ -882,13 +887,13 @@ class ChildWatcherTestsMixin:
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callback1.assert_called_once_with(43, -3, 7, 8)
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self.assertFalse(callback2.called)
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self.assertTrue(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertTrue(m_WTERMSIG.called)
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self.assertTrue(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertTrue(m.WTERMSIG.called)
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m_WIFSIGNALED.reset_mock()
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m_WIFEXITED.reset_mock()
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m_WTERMSIG.reset_mock()
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m.WIFSIGNALED.reset_mock()
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m.WIFEXITED.reset_mock()
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m.WTERMSIG.reset_mock()
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callback1.reset_mock()
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# child 2 still running
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@ -896,10 +901,10 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# child 2 terminates (code 108)
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self.add_zombie(44, 108)
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@ -908,13 +913,13 @@ class ChildWatcherTestsMixin:
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callback2.assert_called_once_with(44, 108, 147, 18)
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self.assertFalse(callback1.called)
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self.assertTrue(m_WIFEXITED.called)
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self.assertTrue(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertTrue(m.WIFEXITED.called)
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self.assertTrue(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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m_WIFSIGNALED.reset_mock()
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m_WIFEXITED.reset_mock()
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m_WEXITSTATUS.reset_mock()
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m.WIFSIGNALED.reset_mock()
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m.WIFEXITED.reset_mock()
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m.WEXITSTATUS.reset_mock()
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callback2.reset_mock()
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# ensure that the children are effectively reaped
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@ -925,11 +930,11 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WTERMSIG.called)
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m_WIFSIGNALED.reset_mock()
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m_WIFEXITED.reset_mock()
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m_WEXITSTATUS.reset_mock()
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m.WIFSIGNALED.reset_mock()
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m.WIFEXITED.reset_mock()
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m.WEXITSTATUS.reset_mock()
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# sigchld called again
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self.zombies.clear()
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@ -937,19 +942,13 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
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@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
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@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
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@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
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@unittest.mock.patch('os.waitpid', wraps=waitpid)
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def test_sigchld_two_children_terminating_together(
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self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
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m_WTERMSIG):
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@waitpid_mocks
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def test_sigchld_two_children_terminating_together(self, m):
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callback1 = unittest.mock.Mock()
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callback2 = unittest.mock.Mock()
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@ -960,10 +959,10 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# register child 2
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with self.watcher:
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@ -971,20 +970,20 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# childen are running
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self.watcher._sig_chld()
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WIFEXITED.called)
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self.assertFalse(m_WIFSIGNALED.called)
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self.assertFalse(m_WEXITSTATUS.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WIFEXITED.called)
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self.assertFalse(m.WIFSIGNALED.called)
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self.assertFalse(m.WEXITSTATUS.called)
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self.assertFalse(m.WTERMSIG.called)
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# child 1 terminates (code 78)
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# child 2 terminates (signal 5)
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@ -995,15 +994,15 @@ class ChildWatcherTestsMixin:
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callback1.assert_called_once_with(45, 78, 17, 8)
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callback2.assert_called_once_with(46, -5, 1147, 18)
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self.assertTrue(m_WIFSIGNALED.called)
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self.assertTrue(m_WIFEXITED.called)
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self.assertTrue(m_WEXITSTATUS.called)
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self.assertTrue(m_WTERMSIG.called)
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self.assertTrue(m.WIFSIGNALED.called)
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self.assertTrue(m.WIFEXITED.called)
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self.assertTrue(m.WEXITSTATUS.called)
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self.assertTrue(m.WTERMSIG.called)
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m_WIFSIGNALED.reset_mock()
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m_WIFEXITED.reset_mock()
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m_WTERMSIG.reset_mock()
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m_WEXITSTATUS.reset_mock()
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m.WIFSIGNALED.reset_mock()
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m.WIFEXITED.reset_mock()
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m.WTERMSIG.reset_mock()
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m.WEXITSTATUS.reset_mock()
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callback1.reset_mock()
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callback2.reset_mock()
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@ -1015,16 +1014,10 @@ class ChildWatcherTestsMixin:
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self.assertFalse(callback1.called)
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self.assertFalse(callback2.called)
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self.assertFalse(m_WTERMSIG.called)
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self.assertFalse(m.WTERMSIG.called)
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@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_sigchld_race_condition(
|
||||
self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
|
||||
m_WTERMSIG):
|
||||
@waitpid_mocks
|
||||
def test_sigchld_race_condition(self, m):
|
||||
# register a child
|
||||
callback = unittest.mock.Mock()
|
||||
|
||||
|
|
@ -1045,14 +1038,8 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
self.assertFalse(callback.called)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_sigchld_replace_handler(
|
||||
self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
|
||||
m_WTERMSIG):
|
||||
@waitpid_mocks
|
||||
def test_sigchld_replace_handler(self, m):
|
||||
callback1 = unittest.mock.Mock()
|
||||
callback2 = unittest.mock.Mock()
|
||||
|
||||
|
|
@ -1063,10 +1050,10 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
self.assertFalse(callback1.called)
|
||||
self.assertFalse(callback2.called)
|
||||
self.assertFalse(m_WIFEXITED.called)
|
||||
self.assertFalse(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertFalse(m.WIFEXITED.called)
|
||||
self.assertFalse(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
# register the same child again
|
||||
with self.watcher:
|
||||
|
|
@ -1074,10 +1061,10 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
self.assertFalse(callback1.called)
|
||||
self.assertFalse(callback2.called)
|
||||
self.assertFalse(m_WIFEXITED.called)
|
||||
self.assertFalse(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertFalse(m.WIFEXITED.called)
|
||||
self.assertFalse(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
# child terminates (signal 8)
|
||||
self.running = False
|
||||
|
|
@ -1086,13 +1073,13 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
callback2.assert_called_once_with(51, -8, 21)
|
||||
self.assertFalse(callback1.called)
|
||||
self.assertTrue(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertTrue(m_WTERMSIG.called)
|
||||
self.assertTrue(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertTrue(m.WTERMSIG.called)
|
||||
|
||||
m_WIFSIGNALED.reset_mock()
|
||||
m_WIFEXITED.reset_mock()
|
||||
m_WTERMSIG.reset_mock()
|
||||
m.WIFSIGNALED.reset_mock()
|
||||
m.WIFEXITED.reset_mock()
|
||||
m.WTERMSIG.reset_mock()
|
||||
callback2.reset_mock()
|
||||
|
||||
# ensure that the child is effectively reaped
|
||||
|
|
@ -1102,15 +1089,10 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
self.assertFalse(callback1.called)
|
||||
self.assertFalse(callback2.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_sigchld_remove_handler(self, m_waitpid, m_WIFEXITED,
|
||||
m_WIFSIGNALED, m_WEXITSTATUS, m_WTERMSIG):
|
||||
@waitpid_mocks
|
||||
def test_sigchld_remove_handler(self, m):
|
||||
callback = unittest.mock.Mock()
|
||||
|
||||
# register a child
|
||||
|
|
@ -1119,19 +1101,19 @@ class ChildWatcherTestsMixin:
|
|||
self.watcher.add_child_handler(52, callback, 1984)
|
||||
|
||||
self.assertFalse(callback.called)
|
||||
self.assertFalse(m_WIFEXITED.called)
|
||||
self.assertFalse(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertFalse(m.WIFEXITED.called)
|
||||
self.assertFalse(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
# unregister the child
|
||||
self.watcher.remove_child_handler(52)
|
||||
|
||||
self.assertFalse(callback.called)
|
||||
self.assertFalse(m_WIFEXITED.called)
|
||||
self.assertFalse(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertFalse(m.WIFEXITED.called)
|
||||
self.assertFalse(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
# child terminates (code 99)
|
||||
self.running = False
|
||||
|
|
@ -1141,13 +1123,8 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
self.assertFalse(callback.called)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_sigchld_unknown_status(self, m_waitpid, m_WIFEXITED,
|
||||
m_WIFSIGNALED, m_WEXITSTATUS, m_WTERMSIG):
|
||||
@waitpid_mocks
|
||||
def test_sigchld_unknown_status(self, m):
|
||||
callback = unittest.mock.Mock()
|
||||
|
||||
# register a child
|
||||
|
|
@ -1156,10 +1133,10 @@ class ChildWatcherTestsMixin:
|
|||
self.watcher.add_child_handler(53, callback, -19)
|
||||
|
||||
self.assertFalse(callback.called)
|
||||
self.assertFalse(m_WIFEXITED.called)
|
||||
self.assertFalse(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertFalse(m.WIFEXITED.called)
|
||||
self.assertFalse(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
# terminate with unknown status
|
||||
self.zombies[53] = 1178
|
||||
|
|
@ -1167,14 +1144,14 @@ class ChildWatcherTestsMixin:
|
|||
self.watcher._sig_chld()
|
||||
|
||||
callback.assert_called_once_with(53, 1178, -19)
|
||||
self.assertTrue(m_WIFEXITED.called)
|
||||
self.assertTrue(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertTrue(m.WIFEXITED.called)
|
||||
self.assertTrue(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
callback.reset_mock()
|
||||
m_WIFEXITED.reset_mock()
|
||||
m_WIFSIGNALED.reset_mock()
|
||||
m.WIFEXITED.reset_mock()
|
||||
m.WIFSIGNALED.reset_mock()
|
||||
|
||||
# ensure that the child is effectively reaped
|
||||
self.add_zombie(53, 101)
|
||||
|
|
@ -1183,13 +1160,8 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
self.assertFalse(callback.called)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_remove_child_handler(self, m_waitpid, m_WIFEXITED,
|
||||
m_WIFSIGNALED, m_WEXITSTATUS, m_WTERMSIG):
|
||||
@waitpid_mocks
|
||||
def test_remove_child_handler(self, m):
|
||||
callback1 = unittest.mock.Mock()
|
||||
callback2 = unittest.mock.Mock()
|
||||
callback3 = unittest.mock.Mock()
|
||||
|
|
@ -1221,8 +1193,8 @@ class ChildWatcherTestsMixin:
|
|||
self.assertFalse(callback2.called)
|
||||
callback3.assert_called_once_with(56, 2, 3)
|
||||
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_sigchld_unhandled_exception(self, m_waitpid):
|
||||
@waitpid_mocks
|
||||
def test_sigchld_unhandled_exception(self, m):
|
||||
callback = unittest.mock.Mock()
|
||||
|
||||
# register a child
|
||||
|
|
@ -1231,7 +1203,7 @@ class ChildWatcherTestsMixin:
|
|||
self.watcher.add_child_handler(57, callback)
|
||||
|
||||
# raise an exception
|
||||
m_waitpid.side_effect = ValueError
|
||||
m.waitpid.side_effect = ValueError
|
||||
|
||||
with unittest.mock.patch.object(unix_events.logger,
|
||||
"exception") as m_exception:
|
||||
|
|
@ -1239,15 +1211,8 @@ class ChildWatcherTestsMixin:
|
|||
self.assertEqual(self.watcher._sig_chld(), None)
|
||||
self.assertTrue(m_exception.called)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_sigchld_child_reaped_elsewhere(
|
||||
self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
|
||||
m_WTERMSIG):
|
||||
|
||||
@waitpid_mocks
|
||||
def test_sigchld_child_reaped_elsewhere(self, m):
|
||||
# register a child
|
||||
callback = unittest.mock.Mock()
|
||||
|
||||
|
|
@ -1256,10 +1221,10 @@ class ChildWatcherTestsMixin:
|
|||
self.watcher.add_child_handler(58, callback)
|
||||
|
||||
self.assertFalse(callback.called)
|
||||
self.assertFalse(m_WIFEXITED.called)
|
||||
self.assertFalse(m_WIFSIGNALED.called)
|
||||
self.assertFalse(m_WEXITSTATUS.called)
|
||||
self.assertFalse(m_WTERMSIG.called)
|
||||
self.assertFalse(m.WIFEXITED.called)
|
||||
self.assertFalse(m.WIFSIGNALED.called)
|
||||
self.assertFalse(m.WEXITSTATUS.called)
|
||||
self.assertFalse(m.WTERMSIG.called)
|
||||
|
||||
# child terminates
|
||||
self.running = False
|
||||
|
|
@ -1268,13 +1233,13 @@ class ChildWatcherTestsMixin:
|
|||
# waitpid is called elsewhere
|
||||
os.waitpid(58, os.WNOHANG)
|
||||
|
||||
m_waitpid.reset_mock()
|
||||
m.waitpid.reset_mock()
|
||||
|
||||
# sigchld
|
||||
with self.ignore_warnings:
|
||||
self.watcher._sig_chld()
|
||||
|
||||
callback.assert_called(m_waitpid)
|
||||
callback.assert_called(m.waitpid)
|
||||
if isinstance(self.watcher, unix_events.FastChildWatcher):
|
||||
# here the FastChildWatche enters a deadlock
|
||||
# (there is no way to prevent it)
|
||||
|
|
@ -1282,15 +1247,8 @@ class ChildWatcherTestsMixin:
|
|||
else:
|
||||
callback.assert_called_once_with(58, 255)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_sigchld_unknown_pid_during_registration(
|
||||
self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
|
||||
m_WTERMSIG):
|
||||
|
||||
@waitpid_mocks
|
||||
def test_sigchld_unknown_pid_during_registration(self, m):
|
||||
# register two children
|
||||
callback1 = unittest.mock.Mock()
|
||||
callback2 = unittest.mock.Mock()
|
||||
|
|
@ -1310,15 +1268,8 @@ class ChildWatcherTestsMixin:
|
|||
callback1.assert_called_once_with(591, 7)
|
||||
self.assertFalse(callback2.called)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_set_loop(
|
||||
self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
|
||||
m_WTERMSIG):
|
||||
|
||||
@waitpid_mocks
|
||||
def test_set_loop(self, m):
|
||||
# register a child
|
||||
callback = unittest.mock.Mock()
|
||||
|
||||
|
|
@ -1351,15 +1302,8 @@ class ChildWatcherTestsMixin:
|
|||
|
||||
callback.assert_called_once_with(60, 9)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_set_loop_race_condition(
|
||||
self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
|
||||
m_WTERMSIG):
|
||||
|
||||
@waitpid_mocks
|
||||
def test_set_loop_race_condition(self, m):
|
||||
# register 3 children
|
||||
callback1 = unittest.mock.Mock()
|
||||
callback2 = unittest.mock.Mock()
|
||||
|
|
@ -1418,15 +1362,8 @@ class ChildWatcherTestsMixin:
|
|||
self.assertFalse(callback2.called)
|
||||
callback3.assert_called_once_with(622, 19)
|
||||
|
||||
@unittest.mock.patch('os.WTERMSIG', wraps=WTERMSIG)
|
||||
@unittest.mock.patch('os.WEXITSTATUS', wraps=WEXITSTATUS)
|
||||
@unittest.mock.patch('os.WIFSIGNALED', wraps=WIFSIGNALED)
|
||||
@unittest.mock.patch('os.WIFEXITED', wraps=WIFEXITED)
|
||||
@unittest.mock.patch('os.waitpid', wraps=waitpid)
|
||||
def test_close(
|
||||
self, m_waitpid, m_WIFEXITED, m_WIFSIGNALED, m_WEXITSTATUS,
|
||||
m_WTERMSIG):
|
||||
|
||||
@waitpid_mocks
|
||||
def test_close(self, m):
|
||||
# register two children
|
||||
callback1 = unittest.mock.Mock()
|
||||
callback2 = unittest.mock.Mock()
|
||||
|
|
|
|||
Loading…
Reference in New Issue