diff --git a/.github/workflows/test_t8code_advection.yml b/.github/workflows/test_t8code_advection.yml
new file mode 100644
index 0000000000..0a38678980
--- /dev/null
+++ b/.github/workflows/test_t8code_advection.yml
@@ -0,0 +1,125 @@
+name: test t8code advection examples
+
+
+#  This file is part of t8code.
+#  t8code is a C library to manage a collection (a forest) of multiple
+#  connected adaptive space-trees of general element types in parallel.
+#
+#  Copyright (C) 2026 the developers
+#
+#  t8code is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2 of the License, or
+#  (at your option) any later version.
+#
+#  t8code is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with t8code; if not, write to the Free Software Foundation, Inc.,
+#  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+env:
+  DEBUG_CONFIG: "-O1"
+
+on:
+  workflow_call:
+    inputs:
+      MAKEFLAGS:
+        required: true
+        type: string
+        description: 'Make flags to use for compilation (like -j4)'
+      MPIFLAGS:
+        required: true
+        type: string
+        description: 'Flags passed to mpirun when executing tests (like -np 4)'
+      MPI:
+        required: true
+        type: string
+        description: 'Use MPI for compilation (ON/OFF)'
+      BUILD_TYPE:
+        required: true
+        type: string
+        description: 'Build type (Release/Debug)'
+      TEST_LEVEL:
+        required: true
+        type: string
+        description: 'Test level used for configuring'
+        default: 'T8_TEST_LEVEL_FULL'
+
+jobs:
+  t8code_advection_test:
+    timeout-minutes: 25
+    runs-on: ubuntu-latest
+    container: dlramr/t8code-dependencies:t8-dependencies-ubuntu-gcc
+    steps:
+#
+# Setup
+#
+    - name: Download artifacts
+      uses: actions/download-artifact@v8
+      with:
+        name: SC_P4EST_MPI_${{ inputs.MPI }}
+    - name: untar artifact
+      run: tar -xf artifact.tar && rm artifact.tar
+      # This seems to be necessary because of the docker container
+    - name: disable ownership checks
+      run: git config --global --add safe.directory '*'
+    - name: Get input vars
+      run: export MAKEFLAGS="${{ inputs.MAKEFLAGS }}"
+        && export MPIFLAGS="${{ inputs.MPIFLAGS }}"
+        && export MPI="${{ inputs.MPI }}"
+        && export BUILD_TYPE="${{ inputs.BUILD_TYPE }}"
+        && export SC_PATH=$PWD/sc/build/$BUILD_TYPE
+        && export P4EST_PATH=$PWD/p4est/build/$BUILD_TYPE
+        && echo MAKEFLAGS="$MAKEFLAGS" >> $GITHUB_ENV
+        && echo MPIFLAGS="$MPIFLAGS" >> $GITHUB_ENV
+        && echo MPI="$MPI" >> $GITHUB_ENV
+        && echo BUILD_TYPE="$BUILD_TYPE" >> $GITHUB_ENV
+        && echo SC_PATH="$SC_PATH" >> $GITHUB_ENV
+        && echo P4EST_PATH="$P4EST_PATH" >> $GITHUB_ENV
+
+#
+#  T8CODE
+#
+#
+    # build config vars
+    - name: Set test level
+      run: export TEST_LEVEL_FLAG="-DT8CODE_TEST_LEVEL=${{ inputs.TEST_LEVEL }}"
+           && echo TEST_LEVEL_FLAG="$TEST_LEVEL_FLAG" >> $GITHUB_ENV
+    - name: build config variables
+      run: export CONFIG_OPTIONS="${TEST_LEVEL_FLAG} -GNinja -DCMAKE_C_FLAGS_DEBUG=${DEBUG_CONFIG} -DCMAKE_CXX_FLAGS_DEBUG=${DEBUG_CONFIG} -DT8CODE_BUILD_MESH_HANDLE=ON -DT8CODE_USE_SYSTEM_SC=ON -DT8CODE_USE_SYSTEM_P4EST=ON -DT8CODE_BUILD_PEDANTIC=ON -DT8CODE_BUILD_WALL=ON -DT8CODE_BUILD_WERROR=ON -DT8CODE_BUILD_WEXTRA=ON -DT8CODE_ENABLE_MPI=$MPI -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DSC_DIR=$SC_PATH/install/cmake -DP4EST_DIR=$P4EST_PATH/install/cmake"
+           && echo CONFIG_OPTIONS="$CONFIG_OPTIONS" >> $GITHUB_ENV
+    # cmake and test with api options
+    - name: echo cmake line
+      run: echo cmake ../ $CONFIG_OPTIONS
+    - name: cmake
+      run: mkdir build && cd build && cmake ../ $CONFIG_OPTIONS
+    - name: OnFailUploadLog
+      if: failure()
+      uses: actions/upload-artifact@v7
+      with:
+        name: cmake_${{ inputs.BUILD_TYPE }}_MPI_${{ inputs.MPI }}_api.log
+        path: build/CMakeFiles/CMakeOutput.log
+    - name: ninja
+      run: cd build && ninja $MAKEFLAGS
+    - name: ninja install
+      run: cd build && ninja install $MAKEFLAGS
+    - name: OnFailUploadLog
+      if: failure()
+      uses: actions/upload-artifact@v7
+      with:
+        name: test-suite_${{ inputs.BUILD_TYPE }}_MPI_${{ inputs.MPI }}_api.log
+        path: build/Testing/Temporary/LastTest.log
+
+    - name: run advection test 1D Mesh Constant 1 in x-direction
+      working-directory: build/example/advect
+      run: mpirun $MPIFLAGS ./t8_advection -u 1 -e 1 -l 2 -r 1 -T 0.5 -C 0.5 -a 1 -o
+    - name: run advection test 2D Mesh Constant 1 in x,y, and z.
+      working-directory: build/example/advect
+      run: mpirun $MPIFLAGS ./t8_advection -u 2 -e 7 -l 2 -r 1 -T 0.5 -C 0.5 -a 1 -o
+    - name: run advection test 3D Mesh with turbulent flow
+      working-directory: build/example/advect
+      run: mpirun $MPIFLAGS ./t8_advection -u 3 -e 8 -l 2 -r 1 -T 0.5 -C 0.5 -a 1 -o
diff --git a/.github/workflows/testsuite.yml b/.github/workflows/testsuite.yml
index 92c72c8853..868785f89c 100644
--- a/.github/workflows/testsuite.yml
+++ b/.github/workflows/testsuite.yml
@@ -188,6 +188,25 @@ jobs:
       BUILD_TYPE: ${{ matrix.BUILD_TYPE }}
       TEST_LEVEL: ${{ github.event_name == 'pull_request' && 'T8_TEST_LEVEL_MEDIUM' || 'T8_TEST_LEVEL_FULL' }} # Set TEST_LEVEL to medium if the event is a PR, otherwise full.
 
+  t8code_advection_test:
+    needs: preparation
+    uses: ./.github/workflows/test_t8code_advection.yml
+    strategy:
+      fail-fast: false
+      matrix:
+        MPI: [ON] # For now the fortran API only supports building with MPI
+        BUILD_TYPE: [Release]
+        include:
+          - MAKEFLAGS: -j4
+            MPIFLAGS: -np 4
+    with:
+      MAKEFLAGS: ${{ matrix.MAKEFLAGS }}
+      MPIFLAGS: ${{ matrix.MPIFLAGS }}
+      MPI: ${{ matrix.MPI }}
+      BUILD_TYPE: ${{ matrix.BUILD_TYPE }}
+      TEST_LEVEL: ${{ github.event_name == 'pull_request' && 'T8_TEST_LEVEL_MEDIUM' || 'T8_TEST_LEVEL_FULL' }} # Set TEST_LEVEL to medium if the event is a PR, otherwise full.
+
+
   # Run Valgrind check for every t8code test binary.
   t8code_valgrind_tests:
     if: (github.event_name == 'schedule' && github.repository == 'DLR-AMR/t8code') # Only run the Valgrind check in the scheduled run.