VPP-1486: Unittest for stat segment file descriptor leak.
Verifies: https://gerrit.fd.io/r/#/c/18167/
Before patch:
==============================================================================
Test Stats Client
==============================================================================
Test file descriptor count - VPP-1486 FAIL [ temp dir used by test case: /tmp/vpp-unittest-StatsClientTestCase-EAp0e7 ]
==============================================================================
FAIL: Test file descriptor count - VPP-1486
------------------------------------------------------------------------------
Traceback (most recent call last):
File "/vpp/test/test_stats_client.py", line 39, in test_client_fd_leak
initial_fds, ending_fds))
AssertionError: initial client side file descriptor count: 20 is not equal to ending client side file descriptor count: 120
04:55:38,038 Symlink to failed testcase directory: /tmp/vpp-failed-unittests/vpp-unittest-StatsClientTestCase-EAp0e7-FAILED -> vpp-unittest-StatsClientTestCase-EAp0e7
==============================================================================
TEST RESULTS:
Scheduled tests: 1
Executed tests: 1
Passed tests: 0
Failures: 1
FAILURES AND ERRORS IN TESTS:
Testcase name: Test Stats Client
FAILURE: Test file descriptor count - VPP-1486 [test_stats_client.StatsClientTestCase.test_client_fd_leak]
=============================================================================
After patch:
==============================================================================
Test Stats Client
==============================================================================
Test file descriptor count - VPP-1486 OK
==============================================================================
TEST RESULTS:
Scheduled tests: 1
Executed tests: 1
Passed tests: 1
==============================================================================
Test run was successful
Change-Id: I055e473ecf0566ebfbfbadd58ec6eaf11fc77d68
Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
diff --git a/test/test_stats_client.py b/test/test_stats_client.py
new file mode 100644
index 0000000..87c9efd
--- /dev/null
+++ b/test/test_stats_client.py
@@ -0,0 +1,41 @@
+#!/usr/bin/env python2.7
+
+import unittest
+
+import psutil
+from vpp_papi.vpp_stats import VPPStats
+
+from framework import VppTestCase, VppTestRunner
+
+
+class StatsClientTestCase(VppTestCase):
+ """Test Stats Client"""
+
+ @classmethod
+ def setUpClass(cls):
+ super(StatsClientTestCase, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(StatsClientTestCase, cls).tearDownClass()
+
+ def test_client_fd_leak(self):
+ """Test file descriptor count - VPP-1486"""
+
+ cls = self.__class__
+ p = psutil.Process()
+ initial_fds = p.num_fds()
+
+ for _ in range(100):
+ stats = VPPStats(socketname=cls.stats_sock)
+ stats.disconnect()
+
+ ending_fds = p.num_fds()
+ self.assertEqual(initial_fds, ending_fds,
+ "initial client side file descriptor count: %s "
+ "is not equal to "
+ "ending client side file descriptor count: %s" % (
+ initial_fds, ending_fds))
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)