Introduce integration tests using real MySQL and PostgreSQL #3

	name: Integration Test

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

	jobs:
	start_dbs:
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: ./integration_test
	steps:
	- uses: actions/checkout@v2
	- name: Start DBs
	run: docker compose up -d

	integration_test:
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: ./integration_test
	env:
	MYSQL_HOST: 127.0.0.1
	POSTGRES_HOST: 127.0.0.1
	strategy:
	matrix:
	adapter: ['mysql2', 'postgresql']
	gemfile: ['ar_6.1', 'ar_7.0', 'ar_7.1']
	steps:
	- uses: actions/checkout@v2
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: 3.3
	- name: Run bundle install
	env:
	BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.gemfile
	run: bundle install
	- name: Run integration test
	env:
	BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.gemfile
	run: bundle exec rspec spec/${{ matrix.adapter }}_spec.rb

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