[#144] Use stable sort (#146) #515

	name: Test
	on: [push, pull_request]
	jobs:
	build:
	name: Test
	env:
	DISPLAY: ':99.0'
	runs-on: ubuntu-latest
	steps:
	- name: Install dependencies
	run: \|
	sudo apt update
	sudo apt install libgl1-mesa-dev xorg-dev libgl-dev libxrandr-dev libxinerama-dev libxcursor-dev libxi-dev libxext-dev

	- name: Xvfb
	run: \|
	Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &

	- name: Set up Go
	uses: actions/setup-go@v3
	with:
	go-version: 1.23.x

	- name: Check out code
	uses: actions/checkout@v3

	- name: Cache Go modules
	uses: actions/cache@v1
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-

	- name: Test
	run: \|
	go test -v -coverprofile="coverage.txt" -covermode=atomic ./...

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