Setup postgres container on GitHub CI Actions

Author: bhaak

.github/workflows/ruby.yml

@@ -13,15 +13,39 @@ jobs:
   test:
     runs-on: ubuntu-latest
 
+    services:
+      postgres:
+        image: postgres:latest
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_HOST: localhost
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+
     steps:
+    - name: Setup system dependencies
+      run: sudo apt-get install -y libpq-dev postgresql-server-dev-16
+
     - uses: actions/checkout@v4
+
     - name: Set up Ruby
     # To automatically get bug fixes and new Ruby versions for ruby/setup-ruby,
     # change this to (see https://github.com/ruby/setup-ruby#versioning):
     # uses: ruby/setup-ruby@v1
       uses: ruby/setup-ruby@v1
       with:
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+
     - name: Run tests
       run: bundle exec rake spec
-
+      env:
+        POSTGRES_USER: postgres
+        POSTGRES_PASSWORD: postgres
+        POSTGRES_HOST: localhost
+        POSTGRES_DATABASE: postgres

lib/junethack/database.rb

@@ -11,24 +11,31 @@
 # set all String properties to have a default length of 255
 DataMapper::Property::String.length(255)
 
+USER = ENV['POSTGRES_USER'] || 'junethack'
+PASSWORD = ENV['POSTGRES_PASSWORD'] || 'test'
+HOST = ENV['POSTGRES_HOST'] || 'localhost'
+
 configure :production do
   puts "Configuring production database"
+  DATABASE = ENV['POSTGRES_DATABASE'] || 'junethack_production'
   # for debugging: print all generated SQL statemtens
   #DataMapper::Logger.new("logs/db.log", :debug)
-  DataMapper.setup(:default, 'postgres://localhost/junethack')
+  DataMapper.setup(:default, "postgres://#{USER}:#{PASSWORD}@#{HOST}/#{DATABASE}")
 end
 
 configure :development do
   puts "Configuring development database"
+  DATABASE = ENV['POSTGRES_DATABASE'] || 'junethack_developmnet'
   # for debugging: print all generated SQL statemtens
   DataMapper::Logger.new("logs/dev_db.log", :debug)
-  DataMapper.setup(:default, 'postgres://localhost/junethack')
+  DataMapper.setup(:default, "postgres://#{USER}:#{PASSWORD}@#{HOST}/#{DATABASE}")
 end
 
 configure :test do
   puts "Configuring test database"
+  DATABASE = ENV['POSTGRES_DATABASE'] || 'junethack_text'
   DataMapper::Logger.new("logs/test_db.log", :debug)
-  DataMapper.setup(:default, "postgres://#{user}:#{password}@localhost/junethack_test")
+  DataMapper.setup(:default, "postgres://#{USER}:#{PASSWORD}@#{HOST}/#{DATABASE}")
 
   # suppress migration output.
   # it would be written at every run as we use a in-memory db