Fixes possible race condition. (#124) #630

	name: test against benchmark data

	on: [push, pull_request]

	jobs:
	build-and-run:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true
	- name: install software to compile CaNS
	run: sudo apt-get update; sudo apt-get install gfortran libopenmpi-dev libfftw3-dev
	- name: install python dependencies for performing the tests
	uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install numpy flake8 pytest
	- name: run all tests
	run: \|
	make libs
	cd tests/
	for i in */; do cd $i && sh testit.sh && cd -; done

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