Adjust cpu regression test to new schema

regression-tests/flow_around_cylinder.sh

-#!/bin/bash
-
-#################################
-# Regression Test for Flow Around Cylinder
-#################################
-
-# build VirtualFluids accordingly to our specific test scenario.
-# in this case adding -DUSER_APPS="apps/gpu/LBM/DrivenCavity to the cmake command is not necessary, because the DrivenCavity is added to VirtualFluids by default.
-mkdir -p build
-cmake -B build --preset=make_cpu -DCMAKE_BUILD_TYPE=Release #-DUSER_APPS="apps/cpu/FlowAroundCylinder"
-cmake --build build --parallel 8
-
-# execute VirtualFluids
-./build/bin/FlowAroundCylinder ./apps/cpu/FlowAroundCylinder/cylinder.cfg 
-
-# set the path to the produced data
-PATH_TO_DIR=output/FlowAroundCylinder
-
-# set the path to the reference data.
-# `regression-tests/reference_data` is fix `regression_tests/gpu/DrivenCavity_2Levels` must match the structure in https://github.com/irmb/test_data:
-PATH_TO_REFERENCE_DIR=reference_data/regression_tests/cpu/FlowAroundCylinder_2023_04
-
-# execute fieldcompare (A more comprehensive manual can be found here https://gitlab.com/dglaeser/fieldcompare)
-fieldcompare dir $PATH_TO_DIR $PATH_TO_REFERENCE_DIR --include-files "*.vtu"

regression-tests/flow_around_cylinder_test.sh

+#!/bin/bash
+
+source ./regression-tests/__regression_test_executer.sh
+
+
+# 1. set reference data directory (must match the folder structure in https://github.com/irmb/test_data)
+REFERENCE_DATA_DIR=regression_tests/cpu/FlowAroundCylinder_2023_04
+
+# 2. set cmake flags for the build of VirtualFluids
+CMAKE_FLAGS="--preset=make_cpu -DCMAKE_BUILD_TYPE=Release"
+
+# 3. define the application to be executed
+APPLICATION="./build/bin/FlowAroundCylinder ./apps/cpu/FlowAroundCylinder/cylinder.cfg"
+
+# 4. set the path to the produced data
+RESULT_DATA_DIR=output/FlowAroundCylinder
+
+
+run_regression_test "$REFERENCE_DATA_DIR" "$CMAKE_FLAGS" "$APPLICATION" "$RESULT_DATA_DIR"