Add: split and first mode, as well as tests for them #18

	name: Run Unit Test via Pytest

	on: [push]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.10", "3.11", "3.12", "3.13"]

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Bootstrap poetry
	run: \|
	curl -sL https://install.python-poetry.org \| python - -y

	- name: Update PATH
	run: echo "$HOME/.local/bin" >> $GITHUB_PATH

	- name: Configure poetry
	run: poetry config virtualenvs.in-project true

	- name: Set up cache
	uses: actions/cache@v3
	id: cache
	with:
	path: .venv
	key: venv-${{ runner.os }}-${{ steps.full-python-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}

	- name: Ensure cache is healthy
	if: steps.cache.outputs.cache-hit == 'true'
	run: \|
	# `timeout` is not available on macOS, so we define a custom function.
	[ "$(command -v timeout)" ] \|\| function timeout() { perl -e 'alarm shift; exec @ARGV' "$@"; }
	# Using `timeout` is a safeguard against the Poetry command hanging for some reason.
	timeout 10s poetry run pip --version \|\| rm -rf .venv

	- name: Install dependencies
	run: poetry install --with dev

	- name: Pre-commit hooks
	run: poetry run pre-commit run --all-files

	- name: Run pytest
	run: poetry run pytest --cov --cov-branch --cov-report=xml

	- name: Upload coverage reports to Codecov
	uses: codecov/codecov-action@v5
	with:
	token: ${{ secrets.CODECOV_TOKEN }}

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