1 files changed, 90 insertions, 0 deletions
diff --git a/test/suite_extcaps.py b/test/suite_extcaps.py
new file mode 100644
index 00000000..2b383798
--- /dev/null
+++ b/test/suite_extcaps.py
@@ -0,0 +1,90 @@
+#
+# Wireshark tests
+# By Gerald Combs <gerald@wireshark.org>
+#
+# Copyright (c) 2019 Dario Lombardo <lomato@gmail.com>
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+'''extcap tests'''
+
+import subprocess
+import re
+import os
+import sys
+import pytest
+
+
+@pytest.fixture
+def check_extcap_execution(cmd_extcap, program_path, base_env):
+    def check_extcap_interface_execution(extcap_name, interface):
+        ''' Check if an extcap runs flawlessly for interface configuration. '''
+
+        subprocess.check_call([cmd_extcap(extcap_name), '--extcap-interface',
+                        interface, '--extcap-dlts'], cwd=program_path, env=base_env)
+        subprocess.check_call([cmd_extcap(extcap_name), '--extcap-interface',
+                        interface, '--extcap-config'], cwd=program_path, env=base_env)
+
+    def extcap_get_interfaces(extcap_output):
+        ''' Extract the interface name from extcap. '''
+        parser = re.compile("{value=(.*?)}")
+        interfaces = []
+        for line in extcap_output.splitlines():
+            if line.startswith('interface '):
+                interfaces.append(parser.findall(line)[0])
+        return interfaces
+
+    def check_extcap_execution_real(extcap_name, always_present=True):
+        '''
+        Check if an extcap runs flawlessly.
+        always_present: at least one interface is always offered by the extcap.
+        '''
+
+        subprocess.check_call([cmd_extcap(extcap_name), '--help'], cwd=program_path, env=base_env)
+        extcap_stdout = subprocess.check_output(
+            [cmd_extcap(extcap_name), '--extcap-interfaces'], cwd=program_path, encoding='utf-8', env=base_env)
+        interfaces = extcap_get_interfaces(extcap_stdout)
+        if always_present:
+            assert len(interfaces) > 0
+        for interface in interfaces:
+            check_extcap_interface_execution(extcap_name, interface)
+
+    return check_extcap_execution_real
+
+
+class TestExtcaps:
+    def test_androiddump(self, check_extcap_execution):
+        ''' extcap interface tests for androiddump '''
+        check_extcap_execution("androiddump", always_present=False)
+
+    def test_ciscodump(self, check_extcap_execution):
+        ''' extcap interface tests for ciscodump '''
+        check_extcap_execution("ciscodump")
+
+    def test_dpauxmon(self, check_extcap_execution):
+        ''' extcap interface tests for dpauxmon '''
+        if not sys.platform.startswith('linux'):
+            pytest.skip('dpauxmon available on Linux only')
+        check_extcap_execution("dpauxmon")
+
+    def test_randpktdump(self, check_extcap_execution):
+        ''' extcap interface tests for randpktdump '''
+        check_extcap_execution("randpktdump")
+
+    def test_sdjournal(self, check_extcap_execution):
+        ''' extcap interface tests for sdjournal '''
+        if not sys.platform.startswith('linux'):
+            pytest.skip('sdjournal is available on Linux only')
+        check_extcap_execution("sdjournal")
+
+    def test_sshdump(self, check_extcap_execution):
+        ''' extcap interface tests for sshdump '''
+        check_extcap_execution("sshdump")
+
+    def test_wifidump(self, check_extcap_execution):
+        ''' extcap interface tests for wifidump '''
+        check_extcap_execution("wifidump")
+
+    def test_udpdump(self, check_extcap_execution):
+        ''' extcap interface tests for udpdump '''
+        check_extcap_execution("udpdump")