gha: add macOS testing

.github/workflows/testing-macos.yml

@@ -0,0 +1,83 @@
+---
+name: Testing on macOS
+on:
+  push:
+    branches:
+    - 'develop'
+  pull_request:
+
+jobs:
+  build-and-test:
+    runs-on: macos-latest
+
+    strategy:
+      matrix:
+        use_mpi: [MPI=OFF, MPI=ON]
+        use_openmp: [OPENMP=ON, OPENMP=OFF]
+        use_smm: [SMM=blas]
+        blas_impl: [accelerate,openblas]
+        mpi_suffix: [openmpi,mpich]
+        exclude:
+          - use_mpi: MPI=OFF
+            mpi_suffix: mpich
+
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+        submodules: true
+
+    - name: Install dependencies
+      run: |
+        env HOMEBREW_NO_AUTO_UPDATE=1 brew install \
+          ninja \
+          lcov \
+          openmpi
+
+    - name: Unlink OpenMPI
+      run: |
+        brew unlink openmpi
+
+    - name: Install MPICH
+      run: |
+        env HOMEBREW_NO_AUTO_UPDATE=1 brew install mpich
+
+    - name: Configure
+      run: |
+        mkdir -p build
+        cd build
+        env \
+          CC=gcc-11 CXX=g++-11 FC=gfortran-11 \
+          cmake -G Ninja \
+          -DCMAKE_BUILD_TYPE=Coverage \
+          -DUSE_${{ matrix.use_mpi }} \
+          -DUSE_${{ matrix.use_openmp }} \
+          -DUSE_${{ matrix.use_smm }} \
+          $([ "${{ matrix.blas_impl }}" = "openblas" ] && echo '-DCMAKE_PREFIX_PATH=/usr/local/opt/openblas') \
+          -DMPIEXEC_EXECUTABLE="$([ "${{ matrix.mpi_suffix }}" = "openmpi" ] && command -v /usr/local/Cellar/open-mpi/*/bin/mpiexec || command -v /usr/local/Cellar/mpich/*/bin/mpiexec)" \
+          -DMPIEXEC_PREFLAGS="$([ "${{ matrix.mpi_suffix }}" = "openmpi" ] && echo "-mca btl ^openib --allow-run-as-root")" \
+          -DTEST_MPI_RANKS=1 \
+          ..
+
+    - name: Build
+      run: cmake --build build -- --verbose
+
+    - name: Test
+      run: |
+        cd build
+        ctest --output-on-failure
+
+    - name: Generate coverage info
+      run: |
+        cmake --build build -- cov-info
+
+    - name: Upload coverage info to codecov
+      if: github.repository == 'cp2k/dbcsr'
+      uses: codecov/codecov-action@v1
+      with:
+        file: build/coverage.info
+        flags: unittests,${{ matrix.use_mpi == 'MPI=ON' && 'with-mpi' || 'without-mpi' }},${{ matrix.use_openmp == 'OPENMP=ON' && 'with-openmp' || 'without-openmp' }},${{ matrix.use_smm == 'SMM=blas' && 'with-blas' || 'with-libxsmm' }}
+        name: dbcsr-unittests-macOS-${{ matrix.use_mpi }}-${{ matrix.use_openmp }}-${{ matrix.use_smm }}-cpu-only
+        fail_ci_if_error: true
+
+#  vim: set ts=2 sw=2 tw=0 :