ci: workaround for broken Cython version #28

	name: test
	# either manually started, or on a schedule
	on: [ push, workflow_dispatch ]
	jobs:
	test:
	# ubuntu
	runs-on: ubuntu-latest
	steps:
	# need the repo checked out
	- name: checkout repo
	uses: actions/checkout@v3

	# install oss fpga tools
	- name: install oss-cad-suite
	uses: YosysHQ/setup-oss-cad-suite@v2
	with:
	python-override: true
	github-token: ${{ secrets.GITHUB_TOKEN }}
	- run: \|
	yosys --version
	iverilog -V
	cocotb-config --libpython
	cocotb-config --python-bin

	- name: test
	run: \|
	cd src
	make clean
	make
	# make will return success even if the test fails, so check for failure in the results.xml
	! grep failure results.xml

	- name: upload vcd
	if: success() \|\| failure()
	uses: actions/upload-artifact@v3
	with:
	name: test-vcd
	path: src/tb.vcd

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