+ def test_invalid_user_attributes(self):
+ with self.assertRaises(TypeError):
+ self._append_element_method(
+ self._fc,
+ 'c',
+ self._tc.create_string_field_class(),
+ user_attributes=object(),
+ )
+
+ def test_invalid_user_attributes_value_type(self):
+ with self.assertRaises(TypeError):
+ self._append_element_method(
+ self._fc, 'c', self._tc.create_string_field_class(), user_attributes=23
+ )
+
+
+class StructureFieldClassTestCase(
+ _TestFieldClass, _TestElementContainer, unittest.TestCase
+):
+ _append_element_method = staticmethod(bt2._StructureFieldClass.append_member)
+ _at_index_method = staticmethod(bt2._StructureFieldClass.member_at_index)
+
+ @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_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._RealFieldClassConst
+ )
+
+ def test_member_field_class(self):
+ tc = get_default_trace_class()
+ fc = tc.create_structure_field_class()
+ member_fc = self._tc.create_real_field_class()
+ fc.append_member('real', member_fc)
+
+ self.assertIs(type(fc['real'].field_class), bt2_field_class._RealFieldClass)
+
+
+class OptionFieldClassTestCase(_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_field_class(self._content_fc, **kwargs)
+
+ def _create_default_const_field_class(self, *args, **kwargs):
+ fc = self._tc.create_option_field_class(self._content_fc, **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)
+ self._tag_fc = 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.assertIsNone(fc.selector_field_path, None)
+ self.assertEqual(len(fc.user_attributes), 0)
+
+ 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
+ )
+
+ def _create_field_class_for_field_path_test(self):
+ fc = self._create_default_field_class(selector_fc=self._tag_fc)
+
+ foo_fc = self._tc.create_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_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
+ )
+
+ def test_create_invalid_field_class(self):
+ with self.assertRaises(TypeError):
+ self._tc.create_option_field_class(object())
+
+ def test_create_invalid_selector_type(self):
+ with self.assertRaises(TypeError):
+ self._tc.create_option_field_class(self._content_fc, 17)
+
+
+class VariantFieldClassWithoutSelectorTestCase(
+ _TestFieldClass, _TestElementContainer, unittest.TestCase
+):
+ _append_element_method = staticmethod(
+ bt2._VariantFieldClassWithoutSelector.append_option
+ )
+ _at_index_method = staticmethod(
+ bt2._VariantFieldClassWithoutSelector.option_at_index
+ )