def test_run_process_simple(self):
"""Test process successful termination causes a log message"""
args = ['/bin/echo', 'hello']
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
process, = self.reactor.spawnedProcesses
self.assertIsInstance(process.proto, schedulelib.ProcessProtocol)
## pylint: disable=protected-access
self.assertIs(process._reactor, self.reactor)
self.assertIs(process._executable, args[0])
self.assertIs(process._args, args)
self.assertIs(process._environment, os.environ)
## pylint: enable=protected-access
terminate, kill = self.reactor.getDelayedCalls()
self.assertTrue(terminate.active())
self.assertEquals(terminate.getTime(), timeout)
self.assertTrue(kill.active())
self.assertEquals(kill.getTime(), timeout + grace)
process.processEnded(0)
self.assertFalse(terminate.active())
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = ('A process has ended without apparent errors: '
'process finished with exit code 0.\n')
self.assertEquals(output, message)
def test_run_process_simple(self):
"""Test process successful termination causes a log message"""
args = ["/bin/echo", "hello"]
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
process, = self.reactor.spawnedProcesses
self.assertIsInstance(process.proto, schedulelib.ProcessProtocol)
## pylint: disable=protected-access
self.assertIs(process._reactor, self.reactor)
self.assertIs(process._executable, args[0])
self.assertIs(process._args, args)
self.assertIs(process._environment, os.environ)
## pylint: enable=protected-access
terminate, kill = self.reactor.getDelayedCalls()
self.assertTrue(terminate.active())
self.assertEquals(terminate.getTime(), timeout)
self.assertTrue(kill.active())
self.assertEquals(kill.getTime(), timeout + grace)
process.processEnded(0)
self.assertFalse(terminate.active())
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = "A process has ended without apparent errors: " "process finished with exit code 0.\n"
self.assertEquals(output, message)
def test_run_process_pass_through_unexpected_fail(self):
"""Test that non-process-related failures fall through"""
args = ['/bin/echo', 'hello']
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addErrback(results.append)
deferred.errback(failure.Failure(ValueError("HAHA")))
dummy, = results
def test_run_process_pass_through_unexpected_fail(self):
"""Test that non-process-related failures fall through"""
args = ["/bin/echo", "hello"]
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addErrback(results.append)
deferred.errback(failure.Failure(ValueError("HAHA")))
dummy, = results
def test_run_process_failing(self):
"""Test process failure causes a log message"""
args = ["/bin/echo", "hello"]
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
process, = self.reactor.spawnedProcesses
terminate, kill = self.reactor.getDelayedCalls()
process.processEnded(1)
self.assertFalse(terminate.active())
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = "A process has ended with a probable error condition: " "process ended with exit code 1.\n"
self.assertEquals(output, message)
def test_run_process_failing(self):
"""Test process failure causes a log message"""
args = ['/bin/echo', 'hello']
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
process, = self.reactor.spawnedProcesses
terminate, kill = self.reactor.getDelayedCalls()
process.processEnded(1)
self.assertFalse(terminate.active())
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = ('A process has ended with a probable error condition: '
'process ended with exit code 1.\n')
self.assertEquals(output, message)
def test_run_process_stuck_hard(self):
"""Test process gets KILL if TERM doesn't kill it"""
args = ["/bin/echo", "hello"]
timeout = 10
grace = 0.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
dummy, = self.reactor.spawnedProcesses
terminate, kill = self.reactor.getDelayedCalls()
self.reactor.advance(10)
self.assertFalse(terminate.active())
self.assertTrue(kill.active())
self.reactor.advance(0.7)
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = "A process has ended with a probable error condition: " "process ended with exit code 1.\n"
self.assertEquals(output, message)
def test_run_process_stuck(self):
"""Test process gets TERM if it does not end by itself"""
args = ["/bin/echo", "hello"]
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
dummy, = self.reactor.spawnedProcesses
terminate, kill = self.reactor.getDelayedCalls()
self.reactor.advance(10)
self.assertFalse(terminate.active())
self.assertTrue(kill.active())
self.reactor.advance(2)
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = "A process has ended without apparent errors: " "process finished with exit code 0.\n"
self.assertEquals(output, message)
def test_run_process_stuck_hard(self):
"""Test process gets KILL if TERM doesn't kill it"""
args = ['/bin/echo', 'hello']
timeout = 10
grace = 0.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
dummy, = self.reactor.spawnedProcesses
terminate, kill = self.reactor.getDelayedCalls()
self.reactor.advance(10)
self.assertFalse(terminate.active())
self.assertTrue(kill.active())
self.reactor.advance(0.7)
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = ('A process has ended with a probable error condition: '
'process ended with exit code 1.\n')
self.assertEquals(output, message)
def test_run_process_stuck(self):
"""Test process gets TERM if it does not end by itself"""
args = ['/bin/echo', 'hello']
timeout = 10
grace = 2.5
results = []
deferred = schedulelib.runProcess(args, timeout, grace, self.reactor)
deferred.addCallback(results.append)
dummy, = self.reactor.spawnedProcesses
terminate, kill = self.reactor.getDelayedCalls()
self.reactor.advance(10)
self.assertFalse(terminate.active())
self.assertTrue(kill.active())
self.reactor.advance(2)
self.assertFalse(kill.active())
dummy, = results
output = sys.stdout.getvalue()
message = ('A process has ended without apparent errors: '
'process finished with exit code 0.\n')
self.assertEquals(output, message)
