Apply pytest unit testing

.github/workflows/cmake-test.yml

@@ -67,7 +67,7 @@ jobs:
       if: matrix.python_api == 'ON'
       run: |
         sudo apt-get install -yq python3 python3-pip python3-dev python3-pybind11 pybind11-dev
-        pip3 install numpy
+        pip3 install numpy pytest
 
     - uses: actions/checkout@v4
 
@@ -288,12 +288,8 @@ jobs:
       run: |
         export PYTHONPATH=${{ runner.temp }}/build-pcms/install/lib/python3.12/site-packages:$PYTHONPATH
         export PYTHONPATH=${{ runner.temp }}/build-omega_h/install/lib/python/dist-packages:$PYTHONPATH
-        cd ${{ github.workspace }}/src/pcms/pythonapi
-        python3 test_file_io.py
-        python3 test_omega_h_field.py
-        python3 test_uniform_grid_field.py
-        python3 test_field_copy.py
-        python3 test_mls_interpolation.py
+        cd ${{ github.workspace }}
+        pytest -v --tb=short -p no:cacheprovider
 
     - name: Test PCMS Installation
       if: matrix.python_api == 'OFF'

.github/workflows/self-hosted.yml

@@ -48,6 +48,7 @@ jobs:
           #module load openblas/0.3.23-wqm7iud
           module load netlib-lapack/3.11.0-b22mgwg #netlib-lapack includes blas
           module load netlib-scalapack/2.2.0-fzd4jvl
+          module load python py-pybind11 py-pytest py-numpy
           set -e
           EOF
 
@@ -98,13 +99,13 @@ jobs:
           cmake --build $bdir -j 4
           ctest --test-dir $bdir --output-on-failure
 
-          # Build pcms with PETSc
+          # Build pcms with PETSc and python enabled
           cmake -S ${{github.workspace}}/pcms_${{ github.event.id }} -B $bdir \
             -DCMAKE_CXX_COMPILER=`which mpicxx` \
             -DCMAKE_C_COMPILER=`which mpicc` \
             -DCMAKE_Fortran_COMPILER=`which mpifort`\
             -DPCMS_TIMEOUT=20 \
-            -DCMAKE_BUILD_TYPE=Release \
+            -DCMAKE_BUILD_TYPE=DEBUG \
             -DCatch2_DIR=$DEPENDENCY_DIR/Catch2/install/lib64/cmake/Catch2/ \
             -Dmeshfields_DIR=$DEPENDENCY_DIR/${DEVICE_ARCH}/meshFields/install/lib64/cmake/meshfields \
             -DOmega_h_DIR=$DEPENDENCY_DIR/${DEVICE_ARCH}/omega_h/install/lib64/cmake/Omega_h/ \
@@ -116,6 +117,7 @@ jobs:
             -DKokkos_DIR=$DEPENDENCY_DIR/${DEVICE_ARCH}/kokkos/install/lib64/cmake/Kokkos/ \
             -DKokkosKernels_DIR=$DEPENDENCY_DIR/${DEVICE_ARCH}/kokkos-kernels/install/lib64/cmake/KokkosKernels/ \
             -DBUILD_TESTING=ON \
+            -DPCMS_ENABLE_Python=ON \
             -DPCMS_ENABLE_PETSC=ON \
             -DPETSC_ARCH="" \
             -DPETSC_DIR=$DEPENDENCY_DIR/${DEVICE_ARCH}/petsc/install \
@@ -124,6 +126,10 @@ jobs:
           cmake --build $bdir -j 4
           ctest --test-dir $bdir --output-on-failure
 
+          export PYTHONPATH=$DEPENDENCY_DIR/${DEVICE_ARCH}/omega_h/install/lib64/python3.11/site-packages:$bdir/src/pcms/pythonapi:$PYTHONPATH
+          export LD_LIBRARY_PATH=$DEPENDENCY_DIR/${DEVICE_ARCH}/omega_h/install/lib64:$LD_LIBRARY_PATH
+          pytest -v -p no:cacheprovider ${{github.workspace}}/pcms_${{ github.event.id }}/test/python
+
 
       - name: Save Result Link
         if: ${{ !cancelled() }} #prepare report unless the job was cancelled

pyproject.toml

@@ -8,3 +8,10 @@ version = "0.4.0"
 
 [tool.scikit-build.cmake.define]
 PCMS_ENABLE_Python = true
+
+[tool.pytest.ini_options]
+testpaths = ["test/python"]
+python_files = "test_*.py"
+python_classes = "Test*"
+python_functions = "test_*"
+addopts = "--strict-markers"