| 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 unittest |
| 20 | import bt2 |
| 21 | |
| 22 | |
| 23 | class _DummySink(bt2._UserSinkComponent): |
| 24 | def _user_consume(self): |
| 25 | pass |
| 26 | |
| 27 | |
| 28 | class ComponentDescriptorTestCase(unittest.TestCase): |
| 29 | def setUp(self): |
| 30 | self._obj = object() |
| 31 | self._comp_descr = bt2.ComponentDescriptor(_DummySink, {'zoom': -23}, self._obj) |
| 32 | |
| 33 | def _get_comp_cls_from_plugin(self): |
| 34 | plugin = bt2.find_plugin('text', find_in_user_dir=False, find_in_sys_dir=False) |
| 35 | assert plugin is not None |
| 36 | cc = plugin.source_component_classes['dmesg'] |
| 37 | assert cc is not None |
| 38 | return cc |
| 39 | |
| 40 | def test_init_invalid_cls_type(self): |
| 41 | with self.assertRaises(TypeError): |
| 42 | bt2.ComponentDescriptor(int) |
| 43 | |
| 44 | def test_init_invalid_params_type(self): |
| 45 | with self.assertRaises(TypeError): |
| 46 | bt2.ComponentDescriptor(_DummySink, object()) |
| 47 | |
| 48 | def test_init_invalid_obj_non_python_comp_cls(self): |
| 49 | cc = self._get_comp_cls_from_plugin() |
| 50 | |
| 51 | with self.assertRaises(ValueError): |
| 52 | bt2.ComponentDescriptor(cc, obj=57) |
| 53 | |
| 54 | def test_init_with_user_comp_cls(self): |
| 55 | bt2.ComponentDescriptor(_DummySink) |
| 56 | |
| 57 | def test_init_with_gen_comp_cls(self): |
| 58 | cc = self._get_comp_cls_from_plugin() |
| 59 | bt2.ComponentDescriptor(cc) |
| 60 | |
| 61 | def test_attr_component_class(self): |
| 62 | self.assertIs(self._comp_descr.component_class, _DummySink) |
| 63 | |
| 64 | def test_attr_params(self): |
| 65 | self.assertEqual(self._comp_descr.params, {'zoom': -23}) |
| 66 | |
| 67 | def test_attr_obj(self): |
| 68 | self.assertIs(self._comp_descr.obj, self._obj) |
| 69 | |
| 70 | |
| 71 | if __name__ == '__main__': |
| 72 | unittest.main() |