tests/bindings/python/bt2/test_trace.py

   1 #
   2 # Copyright (C) 2019 EfficiOS Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU General Public License
   6 # as published by the Free Software Foundation; only version 2
   7 # of the License.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  17 #
  18
  19 import uuid
  20 import unittest
  21 from utils import get_default_trace_class
  22
  23
  24 class TraceTestCase(unittest.TestCase):
  25     def setUp(self):
  26         self._tc = get_default_trace_class()
  27
  28     def test_create_default(self):
  29         trace = self._tc()
  30         self.assertIsNone(trace.name)
  31         self.assertIsNone(trace.uuid)
  32         self.assertEqual(len(trace.environment), 0)
  33         self.assertEqual(len(trace.user_attributes), 0)
  34
  35     def test_create_invalid_name(self):
  36         with self.assertRaises(TypeError):
  37             self._tc(name=17)
  38
  39     def test_create_user_attributes(self):
  40         trace = self._tc(user_attributes={'salut': 23})
  41         self.assertEqual(trace.user_attributes, {'salut': 23})
  42
  43     def test_create_invalid_user_attributes(self):
  44         with self.assertRaises(TypeError):
  45             self._tc(user_attributes=object())
  46
  47     def test_create_invalid_user_attributes_value_type(self):
  48         with self.assertRaises(TypeError):
  49             self._tc(user_attributes=23)
  50
  51     def test_attr_trace_class(self):
  52         trace = self._tc()
  53         self.assertEqual(trace.cls.addr, self._tc.addr)
  54
  55     def test_attr_name(self):
  56         trace = self._tc(name='mein trace')
  57         self.assertEqual(trace.name, 'mein trace')
  58
  59     def test_attr_uuid(self):
  60         trace = self._tc(uuid=uuid.UUID('da7d6b6f-3108-4706-89bd-ab554732611b'))
  61         self.assertEqual(trace.uuid, uuid.UUID('da7d6b6f-3108-4706-89bd-ab554732611b'))
  62
  63     def test_env_get(self):
  64         trace = self._tc(environment={'hello': 'you', 'foo': -5})
  65         self.assertEqual(trace.environment['hello'], 'you')
  66         self.assertEqual(trace.environment['foo'], -5)
  67
  68     def test_env_get_non_existent(self):
  69         trace = self._tc(environment={'hello': 'you', 'foo': -5})
  70
  71         with self.assertRaises(KeyError):
  72             trace.environment['lel']
  73
  74     def test_len(self):
  75         trace = self._tc()
  76         sc = self._tc.create_stream_class()
  77         self.assertEqual(len(trace), 0)
  78
  79         trace.create_stream(sc)
  80         self.assertEqual(len(trace), 1)
  81
  82     def _create_trace_with_some_streams(self):
  83         sc = self._tc.create_stream_class(assigns_automatic_stream_id=False)
  84         trace = self._tc()
  85         trace.create_stream(sc, id=12)
  86         trace.create_stream(sc, id=15)
  87         trace.create_stream(sc, id=17)
  88
  89         return trace
  90
  91     def test_iter(self):
  92         trace = self._create_trace_with_some_streams()
  93         stream_ids = set(trace)
  94         self.assertEqual(stream_ids, {12, 15, 17})
  95
  96     def test_getitem(self):
  97         trace = self._create_trace_with_some_streams()
  98
  99         self.assertEqual(trace[12].id, 12)
 100
 101     def test_getitem_invalid_key(self):
 102         trace = self._create_trace_with_some_streams()
 103         with self.assertRaises(KeyError):
 104             trace[18]
 105
 106     def test_destruction_listener(self):
 107         def on_trace_class_destruction(trace_class):
 108             nonlocal trace_class_destroyed
 109             trace_class_destroyed = True
 110
 111         def on_trace_destruction(trace):
 112             nonlocal trace_destroyed
 113             trace_destroyed = True
 114
 115         trace_destroyed = False
 116         trace_class_destroyed = False
 117
 118         trace_class = get_default_trace_class()
 119         stream_class = trace_class.create_stream_class()
 120         trace = trace_class()
 121         stream = trace.create_stream(stream_class)
 122
 123         trace_class.add_destruction_listener(on_trace_class_destruction)
 124         trace.add_destruction_listener(on_trace_destruction)
 125
 126         self.assertFalse(trace_class_destroyed)
 127         self.assertFalse(trace_destroyed)
 128
 129         del trace
 130
 131         self.assertFalse(trace_class_destroyed)
 132         self.assertFalse(trace_destroyed)
 133
 134         del stream
 135
 136         self.assertFalse(trace_class_destroyed)
 137         self.assertTrue(trace_destroyed)
 138
 139         del trace_class
 140
 141         self.assertFalse(trace_class_destroyed)
 142         self.assertTrue(trace_destroyed)
 143
 144         del stream_class
 145
 146         self.assertTrue(trace_class_destroyed)
 147         self.assertTrue(trace_destroyed)