+ @staticmethod
+ def _const_value_setter(field):
+ field.value = {}
+
+ def _create_field_class(self, *args, **kwargs):
+ tc = get_default_trace_class()
+ return tc.create_structure_field_class(*args, **kwargs)
+
+ def _create_default_const_field_class(self, *args, **kwargs):
+ tc = get_default_trace_class()
+ fc = tc.create_structure_field_class(*args, **kwargs)
+ return _create_const_field_class(tc, fc, self._const_value_setter)
+
+ _create_default_field_class = _create_field_class
+
+ def test_const_member_field_class(self):
+ def _real_value_setter(field):
+ field.value = {'real': 0}
+
+ tc = get_default_trace_class()
+ fc = tc.create_structure_field_class()
+ member_fc = self._tc.create_single_precision_real_field_class()
+ fc.append_member('real', member_fc)
+ const_fc = _create_const_field_class(tc, fc, _real_value_setter)
+
+ self.assertIs(
+ type(const_fc['real'].field_class),
+ bt2_field_class._SinglePrecisionRealFieldClassConst,
+ )
+
+ def test_member_field_class(self):
+ tc = get_default_trace_class()
+ fc = tc.create_structure_field_class()
+ member_fc = self._tc.create_single_precision_real_field_class()
+ fc.append_member('real', member_fc)
+
+ self.assertIs(
+ type(fc['real'].field_class), bt2_field_class._SinglePrecisionRealFieldClass
+ )
+
+
+class OptionWithoutSelectorFieldClassTestCase(_TestFieldClass, unittest.TestCase):
+ @staticmethod
+ def _const_value_setter(field):
+ field.has_field = True
+ field.value = 12
+
+ def _create_default_field_class(self, *args, **kwargs):
+ return self._tc.create_option_without_selector_field_class(
+ self._content_fc, *args, **kwargs
+ )
+
+ def _create_default_const_field_class(self, *args, **kwargs):
+ fc = self._tc.create_option_without_selector_field_class(
+ self._content_fc, *args, **kwargs
+ )
+ return _create_const_field_class(self._tc, fc, self._const_value_setter)
+
+ def setUp(self):
+ self._tc = get_default_trace_class()
+ self._content_fc = self._tc.create_signed_integer_field_class(23)
+
+ def test_create_default(self):
+ fc = self._create_default_field_class()
+ self.assertEqual(fc.field_class.addr, self._content_fc.addr)
+ self.assertEqual(len(fc.user_attributes), 0)
+
+ def test_create_invalid_field_class(self):
+ with self.assertRaises(TypeError):
+ self._tc.create_option_without_selector_field_class(object())
+
+ def test_attr_field_class(self):
+ fc = self._create_default_field_class()
+ self.assertIs(type(fc.field_class), bt2_field_class._SignedIntegerFieldClass)
+
+ def test_const_attr_field_class(self):
+ fc = self._create_default_const_field_class()
+ self.assertIs(
+ type(fc.field_class), bt2_field_class._SignedIntegerFieldClassConst
+ )
+
+
+class _OptionWithSelectorFieldClassTestCase(_TestFieldClass):
+ @staticmethod
+ def _const_value_setter(field):
+ field['opt'].has_field = True
+ field['opt'].value = 12
+
+ def _create_default_const_field_class(self, *args, **kwargs):
+ # Create a struct to contain the option and its selector else we can't
+ # create the non-const field necessary to get the the const field_class
+ struct_fc = self._tc.create_structure_field_class()
+ struct_fc.append_member('selecteux', self._tag_fc)
+ opt_fc = self._create_default_field_class(*args, **kwargs)
+ struct_fc.append_member('opt', opt_fc)
+
+ return _create_const_field_class(self._tc, struct_fc, self._const_value_setter)[
+ 'opt'
+ ].field_class
+
+ def setUp(self):
+ self._tc = get_default_trace_class()
+ self._content_fc = self._tc.create_signed_integer_field_class(23)
+ self._tag_fc = self._create_tag_fc()
+
+ def _create_field_class_for_field_path_test(self):
+ fc = self._create_default_field_class()
+
+ foo_fc = self._tc.create_single_precision_real_field_class()
+ bar_fc = self._tc.create_string_field_class()
+ baz_fc = self._tc.create_string_field_class()
+
+ inner_struct_fc = self._tc.create_structure_field_class()
+ inner_struct_fc.append_member('bar', bar_fc)
+ inner_struct_fc.append_member('baz', baz_fc)
+ inner_struct_fc.append_member('tag', self._tag_fc)
+ inner_struct_fc.append_member('opt', fc)
+
+ opt_struct_array_fc = self._tc.create_option_without_selector_field_class(
+ inner_struct_fc
+ )
+
+ outer_struct_fc = self._tc.create_structure_field_class()
+ outer_struct_fc.append_member('foo', foo_fc)
+ outer_struct_fc.append_member('inner_opt', opt_struct_array_fc)
+
+ # The path to the selector field class is resolved when the
+ # option field class is actually used, for example in a packet
+ # context.
+ self._tc.create_stream_class(
+ packet_context_field_class=outer_struct_fc, supports_packets=True
+ )
+
+ return fc
+
+ def test_field_path_len(self):
+ fc = self._create_field_class_for_field_path_test()
+ self.assertEqual(len(fc.selector_field_path), 3)
+
+ def test_field_path_iter(self):
+ fc = self._create_field_class_for_field_path_test()
+ path_items = list(fc.selector_field_path)
+
+ self.assertEqual(len(path_items), 3)
+
+ self.assertIsInstance(path_items[0], bt2._IndexFieldPathItem)
+ self.assertEqual(path_items[0].index, 1)
+
+ self.assertIsInstance(path_items[1], bt2._CurrentOptionContentFieldPathItem)
+
+ self.assertIsInstance(path_items[2], bt2._IndexFieldPathItem)
+ self.assertEqual(path_items[2].index, 2)
+
+ def test_field_path_root_scope(self):
+ fc = self._create_field_class_for_field_path_test()
+ self.assertEqual(
+ fc.selector_field_path.root_scope, bt2.FieldPathScope.PACKET_CONTEXT
+ )
+
+
+class OptionWithBoolSelectorFieldClassTestCase(
+ _OptionWithSelectorFieldClassTestCase, unittest.TestCase
+):
+ def _create_default_field_class(self, *args, **kwargs):
+ return self._tc.create_option_with_bool_selector_field_class(
+ self._content_fc, self._tag_fc, *args, **kwargs
+ )
+
+ def _create_tag_fc(self):
+ return self._tc.create_bool_field_class()
+
+ def test_create_default(self):
+ fc = self._create_default_field_class()
+ self.assertEqual(fc.field_class.addr, self._content_fc.addr)
+ self.assertFalse(fc.selector_is_reversed)
+ self.assertEqual(len(fc.user_attributes), 0)
+
+ def test_create_selector_is_reversed_wrong_type(self):
+ with self.assertRaises(TypeError):
+ self._create_default_field_class(selector_is_reversed=23)
+
+ def test_create_invalid_selector_type(self):
+ with self.assertRaises(TypeError):
+ self._tc.create_option_with_bool_selector_field_class(self._content_fc, 17)
+
+ def test_attr_selector_is_reversed(self):
+ fc = self._create_default_field_class(selector_is_reversed=True)
+ self.assertTrue(fc.selector_is_reversed)
+
+ def test_const_attr_selector_is_reversed(self):
+ fc = self._create_default_const_field_class(selector_is_reversed=True)
+ self.assertTrue(fc.selector_is_reversed)
+
+
+class _OptionWithIntegerSelectorFieldClassTestCase(
+ _OptionWithSelectorFieldClassTestCase
+):
+ def _create_default_field_class(self, *args, **kwargs):
+ return self._tc.create_option_with_integer_selector_field_class(
+ self._content_fc, self._tag_fc, self._ranges, *args, **kwargs
+ )
+
+ def test_create_default(self):
+ fc = self._create_default_field_class()
+ self.assertEqual(fc.field_class.addr, self._content_fc.addr)
+ self.assertEqual(fc.ranges, self._ranges)
+ self.assertEqual(len(fc.user_attributes), 0)
+
+ def test_create_ranges_wrong_type(self):
+ with self.assertRaises(TypeError):
+ self._tc.create_option_with_integer_selector_field_class(
+ self._content_fc, self._tag_fc, 23
+ )
+
+ def test_create_ranges_empty(self):
+ with self.assertRaises(ValueError):
+ self._tc.create_option_with_integer_selector_field_class(
+ self._content_fc, self._tag_fc, type(self._ranges)()
+ )
+
+ def test_create_invalid_selector_type(self):
+ with self.assertRaises(TypeError):
+ self._tc.create_option_with_bool_selector_field_class(self._content_fc, 17)
+
+ def test_attr_ranges(self):
+ fc = self._create_default_field_class()
+ print(type(fc.ranges), type(self._ranges))
+ self.assertEqual(fc.ranges, self._ranges)
+
+ def test_const_attr_ranges(self):
+ fc = self._create_default_const_field_class()
+ self.assertEqual(fc.ranges, self._ranges)
+
+
+class OptionWithUnsignedIntegerSelectorFieldClassTestCase(
+ _OptionWithIntegerSelectorFieldClassTestCase, unittest.TestCase
+):
+ def setUp(self):
+ self._ranges = bt2.UnsignedIntegerRangeSet([(1, 3), (18, 44)])
+ super().setUp()
+
+ def _create_tag_fc(self):
+ return self._tc.create_unsigned_integer_field_class()