Switch CI from TravisCI to GHA

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ends support for FOSS on 2020-12-31.

.github/workflows/test.yml

@@ -0,0 +1,130 @@
+name: gha-workflow-authlogic-test
+on: [push, pull_request]
+jobs:
+
+  # Linting is a separate job, primary because it only needs to be done once,
+  # and secondarily because jobs are performed concurrently.
+  gha-job-authlogic-lint:
+    name: Lint
+    runs-on: ubuntu-18.04
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v2
+      - name: Setup ruby
+        uses: actions/setup-ruby@v1
+        with:
+          # Set to `TargetRubyVersion` in `.rubocopy.yml`
+          ruby-version: 2.4
+      - name: Bundle
+        run: |
+          gem install bundler
+          bundle install --jobs 4 --retry 3
+      - name: Lint
+        run: bundle exec rubocop
+
+  # The test job is a matrix of ruby/rails versions.
+  gha-job-authlogic-test:
+    name: Ruby ${{ matrix.ruby }}, ${{ matrix.gemfile }}.rb
+    runs-on: ubuntu-18.04
+    services:
+      gha-service-authlogic-mysql:
+        env:
+          MYSQL_ALLOW_EMPTY_PASSWORD: yes
+          MYSQL_DATABASE: authlogic
+        image: mysql:8.0
+        options: >-
+          --health-cmd="mysqladmin ping"
+          --health-interval=10s
+          --health-timeout=5s
+          --health-retries=3
+        ports:
+          - 3306:3306
+      gha-service-authlogic-postgres:
+        env:
+          POSTGRES_PASSWORD: asdfasdf
+        image: postgres
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+    strategy:
+      # Unlike TravisCI, the database will not be part of the matrix. Each
+      # sub-job in the matrix tests all three databases. Alternatively, we could
+      # have set this up with each database as a separate job, but then we'd be
+      # duplicating the matrix configuration three times.
+      matrix:
+        gemfile: [ 'rails_5.2', 'rails_6.0', 'rails_6.1' ]
+
+        # To keep matrix size down, only test highest and lowest rubies. In
+        # `.rubocopy.yml`, set `TargetRubyVersion`, to the lowest ruby version
+        # tested here.
+        ruby: [ '2.4', '2.7' ]
+
+        exclude:
+          # rails 6 requires ruby >= 2.5.0
+          - ruby: '2.4'
+            gemfile: 'rails_6.0'
+          - ruby: '2.4'
+            gemfile: 'rails_6.1'
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v2
+      - name: Setup ruby
+        uses: actions/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+      - name: Bundle
+        run: |
+          gem install bundler
+          bundle install --jobs 4 --retry 3
+        env:
+          BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.rb
+
+      # MySQL db was created above, sqlite will be created during test suite,
+      # when migrations occur, so we only need to create the postgres db. I
+      # tried something like `cd .....dummy_app && ....db:create`, but couldn't
+      # get that to work.
+      - name: Create postgres database
+        run: |
+          createdb \
+            --host=$POSTGRES_HOST \
+            --port=$POSTGRES_PORT \
+            --username=postgres \
+            authlogic
+        env:
+          PGPASSWORD: asdfasdf
+          POSTGRES_HOST: localhost
+          POSTGRES_PORT: 5432
+
+      # The following three steps finally run the tests.
+      # We run `rake test` instead of the default task, which includes rubocop,
+      # because rubocop is done (once!) in a separate job above.
+      - name: Test, sqlite
+        run: bundle exec rake test
+        env:
+          BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.rb
+          DB: sqlite
+      - name: Test, mysql
+        run: bundle exec rake test
+        env:
+          BACKTRACE: 1
+          BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.rb
+          DB: mysql
+          AUTHLOGIC_DB_NAME: authlogic
+          AUTHLOGIC_DB_USER: root
+          AUTHLOGIC_DB_HOST: 127.0.0.1
+          AUTHLOGIC_DB_PORT: 3306
+      - name: Test, postgres
+        run: bundle exec rake test
+        env:
+          BACKTRACE: 1
+          BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.rb
+          DB: postgres
+          AUTHLOGIC_DB_NAME: authlogic
+          AUTHLOGIC_DB_USER: postgres
+          AUTHLOGIC_DB_HOST: 127.0.0.1
+          AUTHLOGIC_DB_PORT: 5432
+          AUTHLOGIC_DB_PASSWORD: asdfasdf

.rubocop.yml

@@ -10,6 +10,8 @@ AllCops:
   # file, we wouldn't have to specify this (https://bit.ly/2vNTsue), but we
   # don't commit that file because that would interfere with testing multiple
   # rubies on CI.
+  #
+  # Should be same as `ruby-version` in `.github/workflows/test.yml`
   TargetRubyVersion: 2.4
 
 # Avoid empty lines in methods, they are a sign the method is too big.

authlogic.gemspec

@@ -35,6 +35,7 @@ require "authlogic/version"
   s.add_development_dependency "minitest-reporters", "~> 1.3"
   s.add_development_dependency "mysql2", "~> 0.5.2"
   s.add_development_dependency "pg", "~> 1.1.4"
+  s.add_development_dependency "rake", "~> 13.0"
   s.add_development_dependency "rubocop", "~> 0.80.1"
   s.add_development_dependency "rubocop-performance", "~> 1.1"
   s.add_development_dependency "scrypt", ">= 1.2", "< 4.0"

test/test_helper.rb

@@ -28,16 +28,24 @@
 
 I18n.load_path << File.dirname(__FILE__) + "/i18n/lol.yml"
 
-# https://docs.travis-ci.com/user/database-setup
 case ENV["DB"]
 when "mysql"
   ActiveRecord::Base.establish_connection(
     adapter: "mysql2",
-    database: "authlogic",
-    username: "root"
+    database: ENV.fetch("AUTHLOGIC_DB_NAME", "authlogic"),
+    host: ENV.fetch("AUTHLOGIC_DB_HOST", nil),
+    port: ENV.fetch("AUTHLOGIC_DB_PORT", nil),
+    username: ENV.fetch("AUTHLOGIC_DB_USER", "root")
   )
 when "postgres"
-  ActiveRecord::Base.establish_connection(adapter: "postgresql", database: "authlogic")
+  ActiveRecord::Base.establish_connection(
+    adapter: "postgresql",
+    database: ENV.fetch("AUTHLOGIC_DB_NAME", "authlogic"),
+    host: ENV.fetch("AUTHLOGIC_DB_HOST", nil),
+    password: ENV.fetch("AUTHLOGIC_DB_PASSWORD", nil),
+    port: ENV.fetch("AUTHLOGIC_DB_PORT", nil),
+    username: ENV.fetch("AUTHLOGIC_DB_USER", nil)
+  )
 else
   ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
 end