class TestPipeIOStream(AsyncTestCase):
def test_pipe_iostream(self):
r, w = os.pipe()
rs = PipeIOStream(r, io_loop=self.io_loop)
ws = PipeIOStream(w, io_loop=self.io_loop)
ws.write(b("hel"))
ws.write(b("lo world"))
rs.read_until(b(' '), callback=self.stop)
data = self.wait()
self.assertEqual(data, b("hello "))
rs.read_bytes(3, self.stop)
data = self.wait()
self.assertEqual(data, b("wor"))
ws.close()
rs.read_until_close(self.stop)
data = self.wait()
self.assertEqual(data, b("ld"))
rs.close()
TestPipeIOStream = skipIfNonUnix(TestPipeIOStream)
# Now kill them normally so they won't be restarted
fetch("/?exit=0", fail_ok=True)
# One process left; watch it's pid change
pid = int(fetch("/").body)
fetch("/?exit=4", fail_ok=True)
pid2 = int(fetch("/").body)
self.assertNotEqual(pid, pid2)
# Kill the last one so we shut down cleanly
fetch("/?exit=0", fail_ok=True)
os._exit(0)
except Exception:
logging.error("exception in child process %d", id, exc_info=True)
raise
ProcessTest = skipIfNonUnix(ProcessTest)
class SubprocessTest(AsyncTestCase):
def test_subprocess(self):
subproc = Subprocess([sys.executable, '-u', '-i'],
stdin=Subprocess.STREAM,
stdout=Subprocess.STREAM, stderr=subprocess.STDOUT,
io_loop=self.io_loop)
self.addCleanup(lambda: os.kill(subproc.pid, signal.SIGTERM))
subproc.stdout.read_until(b('>>> '), self.stop)
self.wait()
subproc.stdin.write(b("print('hello')\n"))
subproc.stdout.read_until(b('\n'), self.stop)
data = self.wait()
self.assertEqual(data, b("hello\n"))
def _make_client_iostream(self, connection, **kwargs):
return SSLIOStream(connection, io_loop=self.io_loop, **kwargs)
TestIOStreamSSL = skipIfNoSSL(TestIOStreamSSL)
class TestPipeIOStream(AsyncTestCase):
def test_pipe_iostream(self):
r, w = os.pipe()
rs = PipeIOStream(r, io_loop=self.io_loop)
ws = PipeIOStream(w, io_loop=self.io_loop)
ws.write(b("hel"))
ws.write(b("lo world"))
rs.read_until(b(' '), callback=self.stop)
data = self.wait()
self.assertEqual(data, b("hello "))
rs.read_bytes(3, self.stop)
data = self.wait()
self.assertEqual(data, b("wor"))
ws.close()
rs.read_until_close(self.stop)
data = self.wait()
self.assertEqual(data, b("ld"))
rs.close()
TestPipeIOStream = skipIfNonUnix(TestPipeIOStream)
# Now kill them normally so they won't be restarted
fetch("/?exit=0", fail_ok=True)
# One process left; watch it's pid change
pid = int(fetch("/").body)
fetch("/?exit=4", fail_ok=True)
pid2 = int(fetch("/").body)
self.assertNotEqual(pid, pid2)
# Kill the last one so we shut down cleanly
fetch("/?exit=0", fail_ok=True)
os._exit(0)
except Exception:
logging.error("exception in child process %d", id, exc_info=True)
raise
ProcessTest = skipIfNonUnix(ProcessTest)
class SubprocessTest(AsyncTestCase):
def test_subprocess(self):
subproc = Subprocess([sys.executable, '-u', '-i'],
stdin=Subprocess.STREAM,
stdout=Subprocess.STREAM, stderr=subprocess.STDOUT,
io_loop=self.io_loop)
self.addCleanup(lambda: os.kill(subproc.pid, signal.SIGTERM))
subproc.stdout.read_until(b('>>> '), self.stop)
self.wait()
subproc.stdin.write(b("print('hello')\n"))
subproc.stdout.read_until(b('\n'), self.stop)
data = self.wait()
self.assertEqual(data, b("hello\n"))