test_bindings.yml

name: SPERR Fortran Bindings Testing

# Define when to trigger the workflow
on:
  push:
    branches: [main, ci_workflow]
  pull_request:
    branches: [main]
  workflow_dispatch:

jobs:
  test_bindings:
    name: Test SPERR Fortran bindings on ubuntu-latest
    runs-on: ubuntu-latest

    strategy:
      matrix:
        gcc-version: [9, 10, 11]

    steps:
      # Setup GCC
      - name: Get compiler
        uses: fortran-lang/setup-fortran@v1
        with:
          compiler: gcc
          version: ${{ matrix.gcc-version }}

      # Clone the SPERR repository
      - name: Clone SPERR repository
        uses: GuillaumeFalourd/clone-github-repo-action@v2.3
        with:
          depth: 1
          branch: 'v0.8.1'
          owner: 'NCAR'
          repository: 'SPERR'

      # Access the cloned repository content and build the library
      - name: Access cloned repository content and build library
        run: |
          echo "ROOT"
          ls -la
          echo "CLONED REPO"
          cd SPERR
          cmake -S . -B build -DBUILD_CLI_UTILITIES=OFF -DBUILD_UNIT_TESTS=OFF -DCMAKE_VERBOSE_MAKEFILE=ON
          cmake --build build
          sudo cmake --install build

      # Run C examples to generate output files
      - name: Run C examples
        run: |
          cd SPERR/examples/C_API
          ln -s ../../test_data .
          gcc -g -O3 2d.c -o 2d.out -I/usr/local/include -L/usr/local/lib -Wl,-rpath,/usr/local/lib -lSPERR
          gcc -g -O3 3d.c -o 3d.out -I/usr/local/include -L/usr/local/lib -Wl,-rpath,/usr/local/lib -lSPERR
          ./2d.out ./test_data/lena512.float 512 512 1 2.5
          mv output.stream 2d-output.stream
          mv output.data 2d-output.data
          ./3d.out ./test_data/density_128x128x256.d64 128 128 256 1 2.6 -d
          mv output.stream 3d-output.stream
          mv output.data 3d-output.data
          cp ${GITHUB_WORKSPACE}/SPERR/test_data/lena512.float ${RUNNER_TEMP}
          cp ${GITHUB_WORKSPACE}/SPERR/test_data/density_128x128x256.d64 ${RUNNER_TEMP}
          cp *.data *.stream ${RUNNER_TEMP}

      # Clone the own repository to access test data files
      - name: Clone own repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      # Build executables and compare output files
      - name: Build executables and compare files
        run: |
          cmake -S . -B build -DCMAKE_VERBOSE_MAKEFILE=ON
          cmake --build build
          cp ${RUNNER_TEMP}/lena512.float build/
          cp ${RUNNER_TEMP}/density_128x128x256.d64 build/
          cd build
          ./2d
          cmp ${RUNNER_TEMP}/2d-output.stream output.stream && echo "Files are identical" || { echo "Files are different"; exit 1; }
          cmp ${RUNNER_TEMP}/2d-output.data output.data && echo "Files are identical" || { echo "Files are different"; exit 1; }
          rm -f output.data output.stream
          ./3d
          cmp ${RUNNER_TEMP}/3d-output.stream output.stream && echo "Files are identical" || { echo "Files are different"; exit 1; }
          cmp ${RUNNER_TEMP}/3d-output.data output.data && echo "Files are identical" || { echo "Files are different"; exit 1; }
          rm -f output.data output.stream