Add a spares definition get SystemService unit test #414

test/unit/services/test_setting.py

@@ -153,3 +153,39 @@ def test_set_spare_definition_with_non_existent_usage_status_id(self):
             # pylint: disable=unsubscriptable-object
             f"No usage status found with ID: {self._spares_definition_put.usage_statuses[1].id}"
         )
+
+
+class GetSparesDefinitionDSL(SettingServiceDSL):
+    """Base class for `get_spares_definition` tests."""
+
+    _expected_spares_definition: MagicMock
+    _obtained_spares_definition: MagicMock
+
+    def mock_get_spares_definition(self) -> None:
+        """Mocks repo methods appropriately to test the `get_spares_definition` service method."""
+
+        # Simply a return currently, so no need to use actual data
+        self._expected_spares_definition = MagicMock()
+        ServiceTestHelpers.mock_get(self.mock_setting_repository, self._expected_spares_definition)
+
+    def call_get_spares_definition(self) -> None:
+        """Calls the `SettingService` `get_spares_definition` method."""
+
+        self._obtained_spares_definition = self.setting_service.get_spares_definition()
+
+    def check_get_spares_definition_success(self) -> None:
+        """Checks that a prior call to `call_get_spares_definition` worked as expected."""
+
+        self.mock_setting_repository.get.assert_called_once_with(SparesDefinitionOut)
+        assert self._obtained_spares_definition == self._expected_spares_definition
+
+
+class TestGetSparesDefinition(GetSparesDefinitionDSL):
+    """Tests for getting the spares definition."""
+
+    def test_get(self):
+        """Test getting the spares definition."""
+
+        self.mock_get_spares_definition()
+        self.call_get_spares_definition()
+        self.check_get_spares_definition_success()