1 files changed, 71 insertions, 0 deletions
diff --git a/python/samba/tests/blackbox/traffic_learner.py b/python/samba/tests/blackbox/traffic_learner.py
new file mode 100644
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+++ b/python/samba/tests/blackbox/traffic_learner.py
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+# Black box tests for script/traffic_leaner
+#
+# Copyright (C) Catalyst IT Ltd. 2017
+#
+# 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, see <http://www.gnu.org/licenses/>.
+
+"""Blackbox tests for traffic_leaner"""
+
+import os
+import json
+import tempfile
+from samba.emulate import traffic
+
+from samba.tests import BlackboxTestCase
+
+LEARNER  = "script/traffic_learner"
+DATA_DIR = "python/samba/tests/blackbox/testdata"
+
+
+class TrafficLearnerTests(BlackboxTestCase):
+
+    def test_no_output_file(self):
+        """Run the script with no output file specified. Should fail."""
+        self.check_exit_code(LEARNER, 1)
+
+    def test_model_generation(self):
+        """Ensure a model is generated from a summary file and it is
+           correct"""
+
+        with self.mktemp() as output:
+            summary = os.path.join(DATA_DIR, "traffic-sample-very-short.txt")
+            command = "%s %s --out %s" % (LEARNER, summary, output)
+            self.check_run(command)
+
+            expected_fn = os.path.join(DATA_DIR, "traffic_learner.expected")
+            expected = traffic.TrafficModel()
+            f=open(expected_fn)
+            expected.load(f)
+            f.close()
+
+            f=open(output)
+            actual = traffic.TrafficModel()
+            actual.load(f)
+            f.close()
+
+            actual_ngrams = {k: sorted(v) for k, v in actual.ngrams.items()}
+            expected_ngrams = {k: sorted(v) for k, v in expected.ngrams.items()}
+
+            self.assertEqual(expected_ngrams, actual_ngrams)
+
+            actual_details = {k: sorted(v) for k, v in actual.query_details.items()}
+            expected_details = {k: sorted(v) for k, v in expected.query_details.items()}
+            self.assertEqual(expected_details, actual_details)
+            self.assertEqual(expected.cumulative_duration, actual.cumulative_duration)
+            self.assertEqual(expected.packet_rate, actual.packet_rate)
+
+            with open(expected_fn) as f1, open(output) as f2:
+                expected_json = json.load(f1)
+                actual_json = json.load(f2)
+                self.assertEqual(expected_json, actual_json)