Fix querying empty string (#163) #217

	name: ci

	on: [push, pull_request]

	jobs:
	fmt:
	runs-on: ubuntu-latest
	continue-on-error: true
	steps:
	- uses: actions/checkout@v1
	- name: Install Deno 1.x
	uses: denoland/setup-deno@v1
	with:
	deno-version: v1.x
	- name: Check fmt
	run: deno fmt --check
	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	DENO_VERSION:
	- v1.x
	DB_VERSION:
	- mysql:5.5
	- mysql:5.6
	- mysql:5.7
	- mysql:8
	- mysql:latest
	- mariadb:5.5
	- mariadb:10.0
	- mariadb:10.1
	- mariadb:10.2
	- mariadb:10.3
	- mariadb:10.4
	# - mariadb:latest

	steps:
	- uses: actions/checkout@v1
	- name: Install Deno ${{ matrix.DENO_VERSION }}
	uses: denoland/setup-deno@v1
	with:
	deno-version: ${{ matrix.DENO_VERSION }}
	- name: Show Deno version
	run: deno --version
	- name: Start ${{ matrix.DB_VERSION }}
	run: \|
	sudo mkdir -p /var/run/mysqld/tmp
	sudo chmod -R 777 /var/run/mysqld
	docker container run --name mysql --rm -d -p 3306:3306 \
	-v /var/run/mysqld:/var/run/mysqld \
	-v /var/run/mysqld/tmp:/tmp \
	-e MYSQL_ROOT_PASSWORD=root \
	${{ matrix.DB_VERSION }}
	./.github/workflows/wait-for-mysql.sh
	- name: Run tests (TCP)
	run: \|
	deno test --allow-env --allow-net=127.0.0.1:3306 ./test.ts
	- name: Run tests (--unstable) (UNIX domain socket)
	run: \|
	SOCKPATH=/var/run/mysqld/mysqld.sock
	if [[ "${{ matrix.DB_VERSION }}" == "mysql:5.5" ]]; then
	SOCKPATH=/var/run/mysqld/tmp/mysql.sock
	fi
	echo "DROP USER 'root'@'localhost';" \| docker exec -i mysql mysql -proot
	DB_SOCKPATH=$SOCKPATH TEST_METHODS=unix \
	deno test --unstable --allow-env \
	--allow-read=/var/run/mysqld/ --allow-write=/var/run/mysqld/ \
	./test.ts

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