test/promise: Add test for is_local_port_opened

slapos/test/promise/test_is_local_tcp_port_opened.py

+##############################################################################
+#
+# Copyright (c) 2017 Vifib SARL and Contributors. All Rights Reserved.
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsibility of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# guarantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 3
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+import unittest
+import os.path
+import socket
+from slapos.promise.is_local_tcp_port_opened import isLocalTcpPortOpened
+
+
+class TestLocalTcpPortOpened(unittest.TestCase):
+
+  def test_port_is_not_open(self):
+    self.assertEquals(isLocalTcpPortOpened("127.0.0.1",65550), False)
+
+  def test_port6_is_not_open(self):
+    self.assertEquals(isLocalTcpPortOpened("::1",65550), False)
+ 
+  def test_port_is_open(self):
+    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    try:
+      s.bind(("127.0.0.1", 0))
+      s.listen(1)
+      port = s.getsockname()[1]
+      self.assertEquals(isLocalTcpPortOpened("127.0.0.1",port), True)
+    finally:
+      s.close()
+
+  def test_port6_is_open(self):
+    s = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
+    try:
+      s.bind(("::1", 0))
+      s.listen(1)
+      port = s.getsockname()[1]
+      self.assertEquals(isLocalTcpPortOpened("::1",port), True)
+    finally:
+      s.close()
+
+    
+  
+if __name__ == '__main__':
+  unittest.main()