tests/bindings/python/bt2/test_plugin.py

   1 from bt2 import values
   2 import unittest
   3 import copy
   4 import bt2
   5 import bt2.plugin
   6 import os
   7
   8
   9 _TEST_PLUGIN_PLUGINS_PATH = os.environ['TEST_PLUGIN_PLUGINS_PATH']
  10
  11
  12 class PluginSetTestCase(unittest.TestCase):
  13     def test_create(self):
  14         pset = bt2.find_plugins(_TEST_PLUGIN_PLUGINS_PATH)
  15         self.assertTrue(len(pset) >= 3)
  16
  17     def test_getitem(self):
  18         pset = bt2.find_plugins(_TEST_PLUGIN_PLUGINS_PATH)
  19         self.assertTrue(pset[0].path.startswith(_TEST_PLUGIN_PLUGINS_PATH))
  20
  21     def test_iter(self):
  22         pset = bt2.find_plugins(_TEST_PLUGIN_PLUGINS_PATH)
  23         names = set()
  24
  25         for plugin in pset:
  26             names.add(plugin.name)
  27
  28         self.assertTrue('ctf' in names)
  29         self.assertTrue('utils' in names)
  30         self.assertTrue('text' in names)
  31
  32
  33 class FindPluginsTestCase(unittest.TestCase):
  34     def test_find_none(self):
  35         pset = bt2.find_plugins('/this/does/not/exist/246703df-cb85-46d5-8406-5e8dc4a88b41')
  36         self.assertIsNone(pset)
  37
  38     def test_find_dir(self):
  39         pset = bt2.find_plugins(_TEST_PLUGIN_PLUGINS_PATH)
  40         self.assertTrue(len(pset) >= 3)
  41
  42
  43 class FindPluginTestCase(unittest.TestCase):
  44     def test_find_none(self):
  45         plugin = bt2.find_plugin('this-does-not-exist-246703df-cb85-46d5-8406-5e8dc4a88b41')
  46         self.assertIsNone(plugin)
  47
  48     def test_find_existing(self):
  49         plugin = bt2.find_plugin('ctf')
  50         self.assertIsInstance(plugin, bt2.plugin._Plugin)
  51
  52
  53 class PluginTestCase(unittest.TestCase):
  54     def setUp(self):
  55         self._plugin = bt2.find_plugin('ctf')
  56
  57     def tearDown(self):
  58         del self._plugin
  59
  60     def test_name(self):
  61         self.assertEqual(self._plugin.name, 'ctf')
  62
  63     def test_path(self):
  64         plugin_path = os.path.normcase(self._plugin.path)
  65         plugin_path_env = os.path.normcase(_TEST_PLUGIN_PLUGINS_PATH)
  66         self.assertTrue(plugin_path.startswith(plugin_path_env))
  67
  68     def test_author(self):
  69         self.assertTrue('Philippe Proulx' in self._plugin.author)
  70
  71     def test_license(self):
  72         self.assertTrue('MIT' in self._plugin.license)
  73
  74     def test_description(self):
  75         self.assertTrue('CTF source and sink support' in self._plugin.description)
  76
  77     def test_version(self):
  78         self.assertIsNone(self._plugin.version)
  79
  80     def test_source_comp_classes_len(self):
  81         self.assertEqual(len(self._plugin.source_component_classes), 2)
  82
  83     def test_source_comp_classes_getitem(self):
  84         self.assertEqual(self._plugin.source_component_classes['fs'].name, 'fs')
  85
  86     def test_source_comp_classes_getitem_invalid(self):
  87         with self.assertRaises(KeyError):
  88             self._plugin.source_component_classes['lol']
  89
  90     def test_source_comp_classes_iter(self):
  91         plugins = {}
  92
  93         for cc_name, cc in self._plugin.source_component_classes.items():
  94             plugins[cc_name] = cc
  95
  96         self.assertTrue('fs' in plugins)
  97         self.assertTrue('lttng-live' in plugins)
  98         self.assertEqual(plugins['fs'].name, 'fs')
  99         self.assertEqual(plugins['lttng-live'].name, 'lttng-live')
 100
 101     def test_filter_comp_classes_len(self):
 102         plugin = bt2.find_plugin('utils')
 103         self.assertEqual(len(plugin.filter_component_classes), 2)
 104
 105     def test_sink_comp_classes_len(self):
 106         self.assertEqual(len(self._plugin.sink_component_classes), 1)