def testPool(self):
pool = PythonProxyPool()
runners = [Runner(range(0, 10000), pool) for _ in range(0, 3)]
for runner in runners:
runner.start()
for runner in runners:
runner.join()
for runner in runners:
self.assertTrue(runner.ok)
def testRedirectToDeque(self):
qout = deque()
qerr = deque()
self.gateway = JavaGateway.launch_gateway(
redirect_stdout=qout, redirect_stderr=qerr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
sleep()
for i in range(10):
self.assertEqual("Test\n", qout.pop())
self.assertEqual("Test2\n", qerr.pop())
self.assertEqual(0, len(qout))
self.assertEqual(0, len(qerr))
def testRedirectToQueue(self):
qout = Queue()
qerr = Queue()
self.gateway = JavaGateway.launch_gateway(redirect_stdout=qout,
redirect_stderr=qerr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
sleep()
for i in range(10):
self.assertEqual("Test\n", qout.get())
self.assertEqual("Test2\n", qerr.get())
self.assertTrue(qout.empty)
self.assertTrue(qerr.empty)
def testRedirectToDeque(self):
qout = deque()
qerr = deque()
self.gateway = JavaGateway.launch_gateway(redirect_stdout=qout,
redirect_stderr=qerr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
sleep()
for i in range(10):
self.assertEqual("Test\n", qout.pop())
self.assertEqual("Test2\n", qerr.pop())
self.assertEqual(0, len(qout))
self.assertEqual(0, len(qerr))
def testRedirectToQueue(self):
qout = Queue()
qerr = Queue()
self.gateway = JavaGateway.launch_gateway(
redirect_stdout=qout, redirect_stderr=qerr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
sleep()
for i in range(10):
self.assertEqual("Test\n", qout.get())
self.assertEqual("Test2\n", qerr.get())
self.assertTrue(qout.empty)
self.assertTrue(qerr.empty)
def testRedirectToFile(self):
(_, outpath) = tempfile.mkstemp(text=True)
(_, errpath) = tempfile.mkstemp(text=True)
stdout = open(outpath, "w")
stderr = open(errpath, "w")
try:
self.gateway = JavaGateway.launch_gateway(
redirect_stdout=stdout, redirect_stderr=stderr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
# Should not be necessary
quiet_close(stdout)
quiet_close(stderr)
# Test that the redirect files were written to correctly
with open(outpath, "r") as stdout:
lines = stdout.readlines()
self.assertEqual(10, len(lines))
self.assertEqual("Test\n", lines[0])
with open(errpath, "r") as stderr:
lines = stderr.readlines()
self.assertEqual(10, len(lines))
self.assertEqual("Test2\n", lines[0])
finally:
os.unlink(outpath)
os.unlink(errpath)
def testRedirectToFile(self):
(_, outpath) = tempfile.mkstemp(text=True)
(_, errpath) = tempfile.mkstemp(text=True)
stdout = open(outpath, "w")
stderr = open(errpath, "w")
try:
self.gateway = JavaGateway.launch_gateway(redirect_stdout=stdout,
redirect_stderr=stderr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
# Should not be necessary
quiet_close(stdout)
quiet_close(stderr)
# Test that the redirect files were written to correctly
with open(outpath, "r") as stdout:
lines = stdout.readlines()
self.assertEqual(10, len(lines))
self.assertEqual("Test\n", lines[0])
with open(errpath, "r") as stderr:
lines = stderr.readlines()
self.assertEqual(10, len(lines))
self.assertEqual("Test2\n", lines[0])
finally:
os.unlink(outpath)
os.unlink(errpath)
def testMultiProcessJVMAccess(self):
workers = [TestJVM1(self.gateway) for _ in range(8)]
for worker in workers:
worker.start()
for worker in workers:
worker.join()
def testMultiProcessSystemReference(self):
System = self.gateway.jvm.java.lang.System
workers = [TestJVM2(System) for _ in range(8)]
for worker in workers:
worker.start()
for worker in workers:
worker.join()
def testMultiProcessJVMReference(self):
jvm = self.gateway.jvm
workers = [TestJVM3(jvm) for _ in range(8)]
for worker in workers:
worker.start()
for worker in workers:
worker.join()
def testStress(self):
# Real stress test!
# runner1 = Runner(xrange(1,10000,2),self.gateway)
# runner2 = Runner(xrange(1000,1000000,10000), self.gateway)
# runner3 = Runner(xrange(1000,1000000,10000), self.gateway)
# Small stress test
runner1 = Runner(range(1, 10000, 1000), self.gateway)
runner2 = Runner(range(1000, 1000000, 100000), self.gateway)
runner3 = Runner(range(1000, 1000000, 100000), self.gateway)
runner1.start()
runner2.start()
runner3.start()
runner1.join()
runner2.join()
runner3.join()
self.assertTrue(runner1.ok)
self.assertTrue(runner2.ok)
self.assertTrue(runner3.ok)
def testStress(self):
# Real stress test!
# runner1 = Runner(xrange(1,10000,2),self.gateway)
# runner2 = Runner(xrange(1000,1000000,10000), self.gateway)
# runner3 = Runner(xrange(1000,1000000,10000), self.gateway)
# Small stress test
runner1 = Runner(range(1, 10000, 1000), self.gateway)
runner2 = Runner(range(1000, 1000000, 100000), self.gateway)
runner3 = Runner(range(1000, 1000000, 100000), self.gateway)
runner1.start()
runner2.start()
runner3.start()
runner1.join()
runner2.join()
runner3.join()
self.assertTrue(runner1.ok)
self.assertTrue(runner2.ok)
self.assertTrue(runner3.ok)
def testRedirectToDeque(self):
end = os.linesep
qout = deque()
qerr = deque()
self.gateway = JavaGateway.launch_gateway(redirect_stdout=qout,
redirect_stderr=qerr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
sleep()
for i in range(10):
self.assertEqual("Test{0}".format(end), qout.pop())
# Assert IN because some Java/OS outputs some garbage on stderr.
line = qerr.pop()
if stderr_is_polluted(line):
line = qerr.pop()
self.assertEqual("Test2{0}".format(end), line)
self.assertEqual(0, len(qout))
self.assertEqual(0, len(qerr))
def testRedirectToDeque(self):
end = os.linesep
qout = deque()
qerr = deque()
self.gateway = JavaGateway.launch_gateway(
redirect_stdout=qout, redirect_stderr=qerr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
sleep()
for i in range(10):
self.assertEqual("Test{0}".format(end), qout.pop())
# Assert IN because some Java/OS outputs some garbage on stderr.
line = qerr.pop()
if stderr_is_polluted(line):
line = qerr.pop()
self.assertEqual("Test2{0}".format(end), line)
self.assertEqual(0, len(qout))
self.assertEqual(0, len(qerr))
def close(self):
"""Closes all currently opened connections.
This operation is not thread safe and is only a best effort strategy
to close active connections.
All connections are guaranteed to be closed only if no other thread
is accessing the client and no call is pending.
"""
size = len(self.deque)
for _ in range(0, size):
try:
connection = self.deque.pop()
quiet_close(connection)
except Exception:
pass
def close(self):
"""Closes all currently opened connections.
This operation is not thread safe and is only a best effort strategy
to close active connections.
All connections are guaranteed to be closed only if no other thread
is accessing the client and no call is pending.
"""
size = len(self.deque)
for _ in range(0, size):
try:
connection = deque.pop()
connection.close()
except Exception:
pass
def testRedirectToFile(self):
end = os.linesep
(out_handle, outpath) = tempfile.mkstemp(text=True)
(err_handle, errpath) = tempfile.mkstemp(text=True)
stdout = open(outpath, "w")
stderr = open(errpath, "w")
try:
self.gateway = JavaGateway.launch_gateway(
redirect_stdout=stdout, redirect_stderr=stderr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
self.gateway.shutdown()
sleep()
# Should not be necessary
quiet_close(stdout)
quiet_close(stderr)
# Test that the redirect files were written to correctly
with open(outpath, "r") as stdout:
lines = stdout.readlines()
self.assertEqual(10, len(lines))
self.assertEqual("Test{0}".format(end), lines[0])
with open(errpath, "r") as stderr:
lines = stderr.readlines()
if not stderr_is_polluted(lines[0]):
self.assertEqual(10, len(lines))
# XXX Apparently, it's \n by default even on windows...
# Go figure
self.assertEqual("Test2\n", lines[0])
finally:
os.close(out_handle)
os.close(err_handle)
os.unlink(outpath)
os.unlink(errpath)
def testRedirectToFile(self):
end = os.linesep
(out_handle, outpath) = tempfile.mkstemp(text=True)
(err_handle, errpath) = tempfile.mkstemp(text=True)
stdout = open(outpath, "w")
stderr = open(errpath, "w")
try:
self.gateway = JavaGateway.launch_gateway(redirect_stdout=stdout,
redirect_stderr=stderr)
for i in range(10):
self.gateway.jvm.System.out.println("Test")
self.gateway.jvm.System.err.println("Test2")
self.gateway.shutdown()
sleep()
# Should not be necessary
quiet_close(stdout)
quiet_close(stderr)
# Test that the redirect files were written to correctly
with open(outpath, "r") as stdout:
lines = stdout.readlines()
self.assertEqual(10, len(lines))
self.assertEqual("Test{0}".format(end), lines[0])
with open(errpath, "r") as stderr:
lines = stderr.readlines()
if not stderr_is_polluted(lines[0]):
self.assertEqual(10, len(lines))
# XXX Apparently, it's \n by default even on windows...
# Go figure
self.assertEqual("Test2\n", lines[0])
finally:
os.close(out_handle)
os.close(err_handle)
os.unlink(outpath)
os.unlink(errpath)
def disconnect(self, receiver, sender=None, unique_id=None):
"""Unregisters a receiver for this signal.
:param receiver: The callable that was registered to receive the
signal.
:param unique_id: The unique id of the callable if it was provided.
Optional.
:return: True if the receiver was found and disconnected. False
otherwise.
:rtype: bool
"""
full_id = self._get_id(receiver, unique_id, sender)
disconnected = False
with self.lock:
for index in range(len(self.receivers)):
temp_id = self.receivers[index][0]
if temp_id == full_id:
del self.receivers[index]
disconnected = True
break
return disconnected
def run(self):
for i in range(3):
print(self.gateway.jvm.java.lang.System.currentTimeMillis())
sleep()
def testLargeByteArray(self):
# Regression test for #109, an error when passing large byte arrays.
self.gateway.jvm.java.nio.ByteBuffer.wrap(bytearray(range(255)))
def run(self):
for i in range(3):
print(self.gateway.jvm.java.lang.System.currentTimeMillis())
sleep()
def testRedirectToNullOtherProcessGroup(self):
self.gateway = JavaGateway.launch_gateway(
create_new_process_group=True)
for i in range(4097): # Hangs if not properly redirected
self.gateway.jvm.System.out.println("Test")
def testRedirectToNull(self):
self.gateway = JavaGateway.launch_gateway()
for i in range(4097): # Hangs if not properly redirected
self.gateway.jvm.System.out.println("Test")
def run(self):
for i in range(3):
print(self.System.currentTimeMillis())
sleep()
def testLargeByteArray(self):
# Regression test for #109, an error when passing large byte arrays.
self.gateway.jvm.java.nio.ByteBuffer.wrap(bytearray(range(255)))
def testRedirectToNullOtherProcessGroup(self):
self.gateway = JavaGateway.launch_gateway(
create_new_process_group=True)
for i in range(4097): # Hangs if not properly redirected
self.gateway.jvm.System.out.println("Test")
def testRedirectToNull(self):
self.gateway = JavaGateway.launch_gateway()
for i in range(4097): # Hangs if not properly redirected
self.gateway.jvm.System.out.println("Test")
def run(self):
for i in range(3):
print(self.jvm.java.lang.System.currentTimeMillis())
time.sleep(0.5)
def run(self):
for i in range(3):
print(self.System.currentTimeMillis())
sleep()
