add github actions skeleton

.github/workflows/run_test_suite.yml

@@ -0,0 +1,96 @@
+name: run-test-suite
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  test:
+    services:
+      postgres:
+        image: postgres:10.8
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_DB: test
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+      mysql:
+          image: mysql:5.7
+          env:
+            MYSQL_DATABASE: ancestry_test
+            MYSQL_ALLOW_EMPTY_PASSWORD: yes
+            MYSQL_PASSWORD:
+          ports:
+            - 3306
+          options: >-
+            --health-cmd="mysqladmin ping"
+            --health-interval=10s
+            --health-timeout=5s
+            --health-retries=3
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - ruby: 2.5
+            activerecord: 52
+          - ruby: 2.7
+            activerecord: 60
+          - ruby: 2.7
+            activerecord: 61
+          - ruby: 3.0
+            activerecord: 61
+    env:
+       PGUSER: postgres
+       PGPASSWORD: postgres
+       PGDATABASE: postgres
+       PGHOST: 127.0.0.1
+       PGPORT: 5432
+       BUNDLE_GEMFILE: gemfiles/gemfile_${{ matrix.activerecord }}.gemfile
+       MYSQL_DATABASE: ancestry_test
+
+    steps:
+      - name: checkout code
+        uses: actions/checkout@v2
+
+      - name: setup Ruby
+        # This will automatically get bug fixes and new Ruby versions (see https://github.com/ruby/setup-ruby#versioning)
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+
+      - name: install gems
+        run: |
+          bundle config path vendor/bundle
+          bundle install --jobs 4 --retry 3
+      - name: setup mysql test database
+        run: |
+          sudo apt-get update && sudo apt-get install -y mysql-client
+          sudo /etc/init.d/mysql start
+          mysql --host 127.0.0.1 --port ${{ job.services.mysql.ports[3306] }} -uroot -e 'CREATE SCHEMA IF NOT EXISTS 'ancestry_test';'
+      - name: setup postgres test database
+        run: |
+          sudo /etc/init.d/postgresql start
+          sudo -u postgres psql -c "ALTER USER postgres PASSWORD 'postgres';"
+          psql -U postgres -c 'create database ancestry_test;'
+      - name: run pg tests
+        env:
+          DB: pg
+        run: bundle exec rake
+
+      - name: run mysql tests
+        env:
+          DB: mysql2
+          MYSQL_DATABASE: ancestry_test
+          PORT: ${{ job.services.mysql.ports[3306] }}
+        run: bundle exec rake
+
+      - name: run sqlite tests
+        env:
+          DB: sqlite3
+        run: bundle exec rake