class TestTCPCollector(CollectorTestCase):
def setUp(self, allowed_names = []):
config = get_collector_config('TCPCollector', {
'allowed_names' : allowed_names
})
self.collector = TCPCollector(config, None)
@patch('__builtin__.open')
@patch.object(Collector, 'publish')
def test_should_open_proc_net_netstat(self, publish_mock, open_mock):
open_mock.return_value = StringIO('')
self.collector.collect()
open_mock.assert_called_once_with('/proc/net/netstat')
@patch('__builtin__.open')
@patch.object(Collector, 'publish')
def test_should_work_with_synthetic_data(self, publish_mock, open_mock):
self.setUp([ 'A', 'C' ])
open_mock.return_value = StringIO('''
TcpExt: A B C
TcpExt: 0 1 2
'''.strip())
self.collector.collect()
self.assertEqual(len(publish_mock.call_args_list), 2)
self.assertEqual(publish_mock.call_args_list, [
call('A', '0', 0),
call('C', '2', 0)
])
@patch.object(Collector, 'publish')
def test_should_work_with_real_data(self, publish_mock):
self.setUp([ 'DelayedACKs', 'DelayedACKLocked', 'DelayedACKLost' ])
TCPCollector.PROC = get_fixture_path('proc_net_netstat')
self.collector.collect()
self.assertPublishedMany(publish_mock, {
'DelayedACKs' : '125491',
'DelayedACKLocked' : '144',
'DelayedACKLost' : '10118'
})
def setUp(self, allowed_names = []):
config = get_collector_config('TCPCollector', {
'allowed_names' : allowed_names
})
self.collector = TCPCollector(config, None)
