driver: make luaL_pushnull() non-static #51

	name: fast_testing

	on:
	workflow_dispatch:
	pull_request:
	push:
	branches:
	- 'master'
	tags:
	- '*'

	jobs:
	run_tests:
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	tarantool:
	- '1.10'
	- '2.8'
	- '2.10'

	env:
	MYSQL_HOST: 127.0.0.1
	MYSQL_PORT: 3306
	MYSQL_USER: tarantool
	MYSQL_DATABASE: tarantool_mysql_test

	steps:
	- name: Clone the module
	uses: actions/checkout@v3
	with:
	submodules: recursive

	- name: Setup tarantool ${{ matrix.tarantool }}
	uses: tarantool/setup-tarantool@v1
	with:
	tarantool-version: ${{ matrix.tarantool }}

	- name: Restart mysql service
	run: \|
	sudo systemctl restart mysql

	- name: Prepare test environment
	run: \|
	sudo mysql -proot -e "CREATE USER ${MYSQL_USER}@${MYSQL_HOST};"
	sudo mysql -proot -e "GRANT ALL PRIVILEGES ON . \
	TO ${MYSQL_USER}@${MYSQL_HOST};"
	sudo mysql -proot -e "ALTER USER ${MYSQL_USER}@${MYSQL_HOST} \
	IDENTIFIED WITH mysql_native_password BY '';"
	sudo mysql -proot -e "CREATE DATABASE ${MYSQL_DATABASE};"

	- run: cmake . && make
	- run: make check
	env:
	MYSQL: '${{ env.MYSQL_HOST }}:${{ env.MYSQL_PORT }}:${{
	env.MYSQL_USER }}::${{ env.MYSQL_DATABASE }}'

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