Adding front-end option to compile Isca using single-precision (only working with Intel compilers) #77

	name: tests

	on:
	push:
	branches: [ master ]
	paths:
	- '.github/workflows/tests.yml'
	- 'bin/**'
	- 'bin/**'
	- 'ci/**'
	- 'exp/**'
	- 'input/**'
	- 'src/**'
	- 'test/**'
	pull_request:
	branches: [ master ]
	paths:
	- '.github/workflows/tests.yml'
	- 'bin/**'
	- 'ci/**'
	- 'exp/**'
	- 'input/**'
	- 'src/**'
	- 'test/**'

	env:
	GFDL_BASE: ${{ github.workspace }}
	GFDL_ENV: "ubuntu_conda"
	GFDL_WORK: "${{ github.workspace }}/../gfdl_work"
	GFDL_DATA: "${{ github.workspace }}/../gfdl_data"
	GFDL_PYDIR: "${{ github.workspace }}/src/extra/python"

	jobs:
	test:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest] # , macos-latest]
	python-version: ['3.12']

	steps:
	- name: Checkout source
	uses: actions/checkout@v2

	- name: Setup Conda for OS ${{ matrix.os }} and Python ${{ matrix.python-version }}
	uses: conda-incubator/setup-miniconda@v2
	with:
	python-version: ${{ matrix.python-version }}
	environment-file: ci/environment-py${{ matrix.python-version }}_frozen.yml
	miniforge-variant: Mambaforge
	miniforge-version: "latest"
	use-mamba: true
	activate-environment: isca_env
	auto-activate-base: false

	- name: Install
	shell: bash -l {0}
	run: \|
	cd $GFDL_PYDIR
	python -m pip install -e .
	cd $GFDL_BASE

	- name: List installed packages
	shell: bash -l {0}
	run: conda list

	- name: Run tests
	shell: bash -l {0}
	run: \|
	python -m pytest

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