ci.yml

name: CI

on:

  push:
    branches:
      - main
    paths:
      - include
      - src
      - test

jobs:

  build-and-run:
    name: Build and execute main
    runs-on: ubuntu-latest
    steps:
      - name: Install dependencies
        run: |
          sudo apt-get -y update && \
          sudo apt-get -y install make libopenmpi-dev
      - name: Checkout repository
        uses: actions/checkout@main
        with:
          repository: "NaokiHori/SimpleDecomp"
          ref: ${{ github.ref_name }}
      - name: Compile
        run: |
          make all
      - name: Run case
        run: |
          mpirun -n 2 --oversubscribe ./a.out
          cat sdecomp.log

  test-transpose2d:
    name: Test 2D transpose
    runs-on: ubuntu-latest
    steps:
      - name: Install dependencies
        run: |
          sudo apt-get -y update && \
          sudo apt-get -y install make libopenmpi-dev
      - name: Checkout repository
        uses: actions/checkout@main
        with:
          repository: "NaokiHori/SimpleDecomp"
          ref: ${{ github.ref_name }}
      - name: Compile
        run: |
          cd test/transpose
          make all
      - name: Run cases
        run: |
          cd test/transpose
          # 9 x 11
          nprocs=(1 2 3 4 5 6 7 8)
          for np in ${nprocs[@]}; do
            mpirun -n ${np} --oversubscribe ./a.out 9 11;
          done
          # 255 x 127
          nprocs=(1 2 3 4 5 6 8 16)
          for np in ${nprocs[@]}; do
            mpirun -n ${np} --oversubscribe ./a.out 127 255;
          done
          # 1024 x 2048
          nprocs=(1 2 4 8 16 32 64 128)
          for np in ${nprocs[@]}; do
            mpirun -n ${np} --oversubscribe ./a.out 1024 2048;
          done

  test-transpose3d:
    name: Test 3D transpose
    runs-on: ubuntu-latest
    steps:
      - name: Install dependencies
        run: |
          sudo apt-get -y update && \
          sudo apt-get -y install make libopenmpi-dev
      - name: Checkout repository
        uses: actions/checkout@main
        with:
          repository: "NaokiHori/SimpleDecomp"
          ref: ${{ github.ref_name }}
      - name: Compile
        run: |
          cd test/transpose
          make all
      - name: Run cases
        run: |
          cd test/transpose
          # 9 x 11 x 14
          nprocs=(1 2 3 4 5 6 7 8)
          for np in ${nprocs[@]}; do
            mpirun -n ${np} --oversubscribe ./a.out 9 11 14;
          done
          # 31 x 95 x 63
          nprocs=(1 2 3 4 5 6 8 16)
          for np in ${nprocs[@]}; do
            mpirun -n ${np} --oversubscribe ./a.out 31 95 63;
          done

  test-transpose3d-large:
    name: Test 3D transpose for a large array
    runs-on: ubuntu-latest
    strategy:
      matrix:
        nprocs: [8, 16, 32, 64, 128]
    steps:
      - name: Install dependencies
        run: |
          sudo apt-get -y update && \
          sudo apt-get -y install make libopenmpi-dev
      - name: Checkout repository
        uses: actions/checkout@main
        with:
          repository: "NaokiHori/SimpleDecomp"
          ref: ${{ github.ref_name }}
      - name: Compile
        run: |
          cd test/transpose
          make all
      - name: Run cases
        run: |
          cd test/transpose
          mpirun -n ${{ matrix.nprocs }} --oversubscribe ./a.out 128 128 128

  check-install:
    name: Check install script works
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@main
        with:
          repository: "NaokiHori/SimpleDecomp"
          ref: "main"
      - name: Install dependencies
        run: |
          sudo apt-get -y update && \
          sudo apt-get -y install make libopenmpi-dev
      - name: Install
        run: |
          bash install.sh install
      - name: Prepare a sample script
        run: |
          echo "#include <stdbool.h>" >> main.c
          echo "#include <mpi.h>" >> main.c
          echo "#include <sdecomp.h>" >> main.c
          echo "" >> main.c
          echo "int main(void){" >> main.c
          echo "  MPI_Init(NULL, NULL);" >> main.c
          echo "  sdecomp_info_t *info = NULL;" >> main.c
          echo "  if(0 != sdecomp.construct(" >> main.c
          echo "      MPI_COMM_WORLD," >> main.c
          echo "      2," >> main.c
          echo "      (size_t [2]){    0,     0}," >> main.c
          echo "      (bool   [2]){false, false}," >> main.c
          echo "      &info" >> main.c
          echo "  )) return 1;" >> main.c
          echo "  if(0 != sdecomp.destruct(info)) return 1;" >> main.c
          echo "  MPI_Finalize();" >> main.c
          echo "  return 0;" >> main.c
          echo "}" >> main.c
      - name: Build sample script
        run: |
          mpicc \
            -std=c99 \
            -Wall -Wextra -Werror \
            -I${HOME}/.local/include \
            -L${HOME}/.local/lib \
            main.c \
            -o a.out \
            -lsdecomp
      - name: Execute sample script
        run: |
          export LD_LIBRARY_PATH=${HOME}/.local/lib
          mpirun -n 2 --oversubscribe ./a.out
          echo $?
      - name: Uninstall
        run: |
          bash install.sh uninstall