Replace Travis with Github Actions (mbleigh#1021)

Author: mkilling

.github/workflows/spec.yml

@@ -0,0 +1,95 @@
+name: spec
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    continue-on-error: ${{ matrix.ruby == 'head' }}
+    env:
+      DB: ${{ matrix.db }}
+      BUNDLE_GEMFILE: ${{ matrix.gemfile }}
+    strategy:
+      matrix:
+        ruby:
+          - 2.3
+          - 2.4
+          - 2.5
+          - 2.6
+          - 2.7
+          - 3.0
+          - head
+        gemfile:
+          - gemfiles/activerecord_5.0.gemfile
+          - gemfiles/activerecord_5.2.gemfile
+          - gemfiles/activerecord_5.1.gemfile
+          - gemfiles/activerecord_6.0.gemfile
+          - gemfiles/activerecord_6.1.gemfile
+        db:
+          - mysql
+          - postgresql
+          - sqlite3
+        exclude:
+          # Unfortunately, the mysql2 gem encounters a segfault in the ruby 2.3 environment:
+          - ruby: 2.3
+            db: mysql
+          # Exclude ActiveRecord 6.x for Ruby < 2.5
+          - ruby: 2.3
+            gemfile: gemfiles/activerecord_6.0.gemfile
+          - ruby: 2.3
+            gemfile: gemfiles/activerecord_6.1.gemfile
+          - ruby: 2.4
+            gemfile: gemfiles/activerecord_6.0.gemfile
+          - ruby: 2.4
+            gemfile: gemfiles/activerecord_6.1.gemfile
+          # Exclude ActiveRecord 5.x for Ruby >= 3.0
+          - ruby: 3.0
+            gemfile: gemfiles/activerecord_5.0.gemfile
+          - ruby: 3.0
+            gemfile: gemfiles/activerecord_5.1.gemfile
+          - ruby: 3.0
+            gemfile: gemfiles/activerecord_5.2.gemfile
+          - ruby: head
+            gemfile: gemfiles/activerecord_5.0.gemfile
+          - ruby: head
+            gemfile: gemfiles/activerecord_5.1.gemfile
+          - ruby: head
+            gemfile: gemfiles/activerecord_5.2.gemfile
+
+    services:
+      postgres:
+        image: postgres:10
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_DB: acts_as_taggable_on
+          POSTGRES_PASSWORD: postgres
+        ports: ['5432:5432']
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+      mysql:
+        image: mysql:8
+        env:
+          MYSQL_ALLOW_EMPTY_PASSWORD: true
+        ports: ['3306:3306']
+        options: >-
+          --health-cmd "mysqladmin ping"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby }}
+        bundler-cache: true
+    - name: Create MySQL test database with utf8mb4 charset
+      if: ${{ matrix.db == 'mysql' }}
+      run: |
+        mysql -uroot --host=127.0.0.1 -e "CREATE DATABASE acts_as_taggable_on CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci"
+    - name: Build and test with Rake
+      run: |
+        bundle exec rake

.travis.yml

@@ -32,7 +32,7 @@
 
 [![Join the chat at https://gitter.im/mbleigh/acts-as-taggable-on](https://badges.gitter.im/mbleigh/acts-as-taggable-on.svg)](https://gitter.im/mbleigh/acts-as-taggable-on?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![Gem Version](https://badge.fury.io/rb/acts-as-taggable-on.svg)](http://badge.fury.io/rb/acts-as-taggable-on)
-[![Build Status](https://secure.travis-ci.com/mbleigh/acts-as-taggable-on.svg)](http://travis-ci.com/mbleigh/acts-as-taggable-on)
+[![Build Status](https://github.com/mbleigh/acts-as-taggable-on/workflows/spec/badge.svg)](https://github.com/mbleigh/acts-as-taggable-on/actions)
 [![Code Climate](https://codeclimate.com/github/mbleigh/acts-as-taggable-on.svg)](https://codeclimate.com/github/mbleigh/acts-as-taggable-on)
 [![Inline docs](http://inch-ci.org/github/mbleigh/acts-as-taggable-on.svg)](http://inch-ci.org/github/mbleigh/acts-as-taggable-on)
 [![Security](https://hakiri.io/github/mbleigh/acts-as-taggable-on/master.svg)](https://hakiri.io/github/mbleigh/acts-as-taggable-on/master)

README.md

@@ -4,16 +4,12 @@ sqlite3:
 
 mysql:
   adapter: mysql2
-  host: localhost
+  host: 127.0.0.1
   username: root
   password:
   database: acts_as_taggable_on
-  charset: utf8
+  encoding: utf8
 
 postgresql:
-  adapter: postgresql
-  hostname: localhost
-  username: postgres
-  password:
-  database: acts_as_taggable_on
-  encoding: utf8
+  # Needs to be given as a URL to force connection via TCP
+  url: postgresql://postgres:[email protected]:5432/acts_as_taggable_on?encoding=utf8