add test stack files used only in unit tests

tests/common/SetupStack.hpp

+/*
+* (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+*
+* This software is distributed under the terms of the GNU General Public
+* Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+* the license.
+ */
+
+#include <tests/common/TestStack.hpp>
+
+#include <array>
+#include <memory>
+
+namespace corsika::test {
+
+  // ---------------------------------------
+  // this is the stack we use in C8 executables:
+
+#ifdef WITH_HISTORY
+
+#include <corsika/stack/history/HistoryStackExtension.hpp>
+#include <corsika/stack/history/HistorySecondaryProducer.hpp>
+
+  /*
+  * the version with history
+   */
+  using Stack = detaill::StackWithHistory;
+
+#else // WITH_HISTORY
+
+  /*
+  * the version without history
+   */
+  using Stack = detail::StackWithGeometry;
+
+#endif
+
+  // the correct secondary stack view
+  using StackView = typename Stack::stack_view_type;
+
+} // namespace corsika::test
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tests/common/TestStack.hpp

+/*
+* (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+*
+* This software is distributed under the terms of the GNU General Public
+* Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+* the license.
+ */
+
+#pragma once
+
+#include <corsika/framework/stack/CombinedStack.hpp>
+#include <corsika/stack/GeometryNodeStackExtension.hpp>
+#include <corsika/stack/VectorStack.hpp>
+#include <corsika/stack/WeightStackExtension.hpp>
+#include <corsika/stack/history/HistorySecondaryProducer.hpp>
+#include <corsika/stack/history/HistoryStackExtension.hpp>
+
+#include <corsika/setup/SetupEnvironment.hpp>
+
+namespace corsika {
+
+  // maybe use a similar copy of this file with defined templates for tests?
+  using DummyEnvironmentInterface = IMediumPropertyModel<IMagneticFieldModel<IMediumModel>>;
+  using DummyEnvironment = Environment<DummyEnvironmentInterface>;
+
+  namespace test::detail {
+
+    // ------------------------------------------
+    // add geometry node tracking data to stack:
+
+    // the GeometryNode stack needs to know the type of geometry-nodes from the
+    // environment:
+    template <typename TStackIter>
+    using SetupGeometryDataInterface =
+        typename node::MakeGeometryDataInterface<TStackIter, DummyEnvironment>::type;
+
+    // combine particle data stack with geometry information for tracking
+    template <typename TStackIter>
+    using StackWithGeometryInterface =
+        CombinedParticleInterface<VectorStack::pi_type, SetupGeometryDataInterface,
+                                  TStackIter>;
+
+    using StackWithGeometry =
+        CombinedStack<typename VectorStack::stack_data_type,
+                      node::GeometryData<DummyEnvironment>, StackWithGeometryInterface,
+                      DefaultSecondaryProducer>;
+
+    // ------------------------------------------
+    // Add [optional] history data to stack, too:
+
+    // combine dummy stack with geometry information for tracking
+    template <typename TStackIter>
+    using StackWithHistoryInterface =
+        CombinedParticleInterface<StackWithGeometry::pi_type,
+                                  history::HistoryEventDataInterface, TStackIter>;
+
+    using StackWithHistory =
+        CombinedStack<typename StackWithGeometry::stack_data_type,
+                      history::HistoryEventData, StackWithHistoryInterface,
+                      history::HistorySecondaryProducer>;
+
+  } // namespace test::detail
+
+} // namespace corsika
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