| 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 2 | # |
| 3 | # Copyright (C) 2019 EfficiOS Inc. |
| 4 | # |
| 5 | |
| 6 | import unittest |
| 7 | import bt2 |
| 8 | |
| 9 | |
| 10 | class _DummySink(bt2._UserSinkComponent): |
| 11 | def _user_consume(self): |
| 12 | pass |
| 13 | |
| 14 | |
| 15 | class ComponentDescriptorTestCase(unittest.TestCase): |
| 16 | def setUp(self): |
| 17 | self._obj = object() |
| 18 | self._comp_descr = bt2.ComponentDescriptor(_DummySink, {"zoom": -23}, self._obj) |
| 19 | |
| 20 | def _get_comp_cls_from_plugin(self): |
| 21 | plugin = bt2.find_plugin("text", find_in_user_dir=False, find_in_sys_dir=False) |
| 22 | assert plugin is not None |
| 23 | cc = plugin.source_component_classes["dmesg"] |
| 24 | assert cc is not None |
| 25 | return cc |
| 26 | |
| 27 | def test_init_invalid_cls_type(self): |
| 28 | with self.assertRaises(TypeError): |
| 29 | bt2.ComponentDescriptor(int) |
| 30 | |
| 31 | def test_init_invalid_params_type(self): |
| 32 | with self.assertRaises(TypeError): |
| 33 | bt2.ComponentDescriptor(_DummySink, object()) |
| 34 | |
| 35 | def test_init_invalid_obj_non_python_comp_cls(self): |
| 36 | cc = self._get_comp_cls_from_plugin() |
| 37 | |
| 38 | with self.assertRaises(ValueError): |
| 39 | bt2.ComponentDescriptor(cc, obj=57) |
| 40 | |
| 41 | def test_init_with_user_comp_cls(self): |
| 42 | bt2.ComponentDescriptor(_DummySink) |
| 43 | |
| 44 | def test_init_with_gen_comp_cls(self): |
| 45 | cc = self._get_comp_cls_from_plugin() |
| 46 | bt2.ComponentDescriptor(cc) |
| 47 | |
| 48 | def test_attr_component_class(self): |
| 49 | self.assertIs(self._comp_descr.component_class, _DummySink) |
| 50 | |
| 51 | def test_attr_params(self): |
| 52 | self.assertEqual(self._comp_descr.params, {"zoom": -23}) |
| 53 | |
| 54 | def test_attr_obj(self): |
| 55 | self.assertIs(self._comp_descr.obj, self._obj) |
| 56 | |
| 57 | |
| 58 | if __name__ == "__main__": |
| 59 | unittest.main() |