Tests

Fix tests #434

	# Based on tutorial: https://autobencoder.com/2020-08-24-conda-actions/

	name: Tests
	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	env:
	DISPLAY: ":99"
	PYDM_DEFAULT_PROTOCOL: ca
	BLUESKY_DEBUG_CALLBACKS: 1


	jobs:
	build-linux:
	defaults:
	run:
	shell: bash -l {0}
	runs-on: ubuntu-latest
	strategy:
	max-parallel: 5
	steps:
	- uses: actions/checkout@v3
	- name: Install micromamba
	uses: mamba-org/provision-with-micromamba@main
	with:
	environment-file: environment.yml
	- name: Setup X virtual frame buffer
	run: Xvfb $DISPLAY &
	- name: Install haven
	run: pip install -e .
	- name: Environment info
	run: \|
	env
	micromamba info
	micromamba list
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
	- name: Test with pytest
	run: pytest --timeout=120

Provide feedback