Build with lab 4 #85

	name: UI Tests

	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master

	jobs:
	ui-tests:
	name: Visual Regression
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python: [3.9]
	fail-fast: false

	steps:
	- uses: actions/checkout@v2

	- name: Base Setup
	uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1

	- name: Install ipyflex
	run: \|
	python -m pip install --upgrade jupyterlab~=4.0 ipywidgets jupyter_packaging~=0.10
	python -m pip install .
	cd ui-tests
	jlpm install

	- name: Install browser
	run: \|
	cd ui-tests
	jlpm playwright install chromium

	- name: Launch JupyterLab
	run: \|
	cd ui-tests
	jlpm start:detached > /tmp/jupyterlab_server.log 2>&1

	- name: Wait for JupyterLab
	uses: ifaxity/wait-on-action@v1
	with:
	resource: http-get://localhost:8888/
	timeout: 360000

	- name: Widget rendering tests
	shell: bash
	run: \|
	cd ui-tests
	jlpm run test

	- name: Upload Playwright Test assets
	if: always()
	uses: actions/upload-artifact@v4
	with:
	name: ipyflex-test-assets
	path: \|
	ui-tests/test-results

	- name: Upload Playwright Test report
	if: always()
	uses: actions/upload-artifact@v4
	with:
	name: ipyflex-test-report
	path: \|
	ui-tests/playwright-report

	- name: Update snapshots
	if: failure()
	run: \|
	cd ui-tests
	# remove previous snapshots from other browser
	jlpm rimraf "tests/*/-snapshots/*.png"
	# generate new snapshots
	jlpm run test:update

	- name: Upload snapshots
	if: failure()
	uses: actions/upload-artifact@v4
	with:
	name: ipyflex-snapshot
	path: \|
	ui-tests/tests

	- name: Print JupyterLab logs
	if: always()
	run: \|
	cat /tmp/jupyterlab_server.log

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