create_test_conda_env.yml

name: create_test_conda_env

on: [push]

jobs:
  build-linux:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '>=3.9'

      - name: Add conda to system path
        run: |
          # $CONDA is an env var pointing to root of miniconda dir
          echo $CONDA/bin >> $GITHUB_PATH

      - name: Create fre-workflows environment
        run: |
          # create environment containing all dependencies
          # the env cannot be explicitly activated in github CI/CD
          conda env create -f environment.yml --name fre-workflows

          # add conda env's executables to github's PATH equiv.
          echo $CONDA/envs/fre-workflows/bin >> $GITHUB_PATH

      - name: Run unittest in fre-workflows environment
        run: |
          # try to make sure the right things are in GITHUB_PATH
          echo $CONDA/envs/fre-workflows/bin >> $GITHUB_PATH

          # lint .cylc workflow files
          cylc lint -v || echo "cylc lint threw non-zero exit code"

          # unittests for data_lineage
          cd data_lineage && python -m unittest discover -s test -v || echo "data_lineage unittest failed."; cd -;

          # pytest unittests for regrid-xy
          cd app/regrid-xy && pytest -v -v -rx ./t || echo "pytest unittests for regrid-xy failed"; cd -;
        
          # pytest unittests for make-timeseries
          cd app/make-timeseries && pytest -v -v -rx ./test || echo "pytest for make-timeseries failed"; cd -;
        
          # pytest unittests for remap-pp-components
          cd app/remap-pp-components && pytest -v -v -rx ./t/ || echo "pytest for remap-pp-components failed"; cd -;
        
          # pytest unittests for other things in this repository
          pytest -v -v -rx ./tests || echo "pytest unittests for root directory failed :-(";