Set up automated testing for Rails 5.1, 5.2, and 6.0 with TravisCI

.gitignore

@@ -33,6 +33,7 @@ config/secrets.yml
 
 # these should all be checked in to normalize the environment:
 # Gemfile.lock, .ruby-version, .ruby-gemset
+Gemfile.lock
 
 # unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
 .rvmrc

.travis.yml

@@ -0,0 +1,14 @@
+language: ruby
+
+env:
+  - 'RAILS_VERSION=5.1'
+  - 'RAILS_VERSION=5.2'
+  - 'RAILS_VERSION=6.0'
+
+before_script:
+  - 'yarn'
+  - 'bundle install'
+  - 'RAILS_ENV=test bundle exec rake db:create'
+  - 'RAILS_ENV=test bundle exec rake db:migrate'
+
+script: 'RAILS_ENV=test bundle exec rails test'

Gemfile

@@ -1,6 +1,20 @@
 # frozen_string_literal: true
 source 'http://rubygems.org'
 
+# Set the Rails version. We have this switch so that we can test multiple
+# versions for Rails on Travis CI.
+# Inspired by http://aaronmiler.com/blog/testing-your-rails-engine-with-multiple-versions-of-rails/
+rails_version = ENV['RAILS_VERSION'] || 'default'
+rails = case rails_version
+        when 'default'
+          '~> 5.1'
+        when 'master'
+          {github: 'rails/rails'}
+        else
+          "~> #{rails_version}"
+        end
+gem 'rails', rails
+
 # Declare your gem's dependencies in abraham.gemspec.
 # Bundler will treat runtime dependencies like base dependencies, and
 # development dependencies will be added by default to the :development group.

Gemfile.lock

@@ -1,194 +0,0 @@
-PATH
-  remote: .
-  specs:
-    abraham (1.5.2)
-      rails (~> 5.1)
-
-GEM
-  remote: http://rubygems.org/
-  specs:
-    actioncable (5.2.3)
-      actionpack (= 5.2.3)
-      nio4r (~> 2.0)
-      websocket-driver (>= 0.6.1)
-    actionmailer (5.2.3)
-      actionpack (= 5.2.3)
-      actionview (= 5.2.3)
-      activejob (= 5.2.3)
-      mail (~> 2.5, >= 2.5.4)
-      rails-dom-testing (~> 2.0)
-    actionpack (5.2.3)
-      actionview (= 5.2.3)
-      activesupport (= 5.2.3)
-      rack (~> 2.0)
-      rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.3)
-      activesupport (= 5.2.3)
-      builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.3)
-      activesupport (= 5.2.3)
-      globalid (>= 0.3.6)
-    activemodel (5.2.3)
-      activesupport (= 5.2.3)
-    activerecord (5.2.3)
-      activemodel (= 5.2.3)
-      activesupport (= 5.2.3)
-      arel (>= 9.0)
-    activestorage (5.2.3)
-      actionpack (= 5.2.3)
-      activerecord (= 5.2.3)
-      marcel (~> 0.3.1)
-    activesupport (5.2.3)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
-    arel (9.0.0)
-    ast (2.4.0)
-    builder (3.2.3)
-    capybara (3.29.0)
-      addressable
-      mini_mime (>= 0.1.3)
-      nokogiri (~> 1.8)
-      rack (>= 1.6.0)
-      rack-test (>= 0.6.3)
-      regexp_parser (~> 1.5)
-      xpath (~> 3.2)
-    childprocess (2.0.0)
-      rake (< 13.0)
-    concurrent-ruby (1.1.5)
-    crass (1.0.4)
-    erubi (1.8.0)
-    ffi (1.11.1)
-    globalid (0.4.2)
-      activesupport (>= 4.2.0)
-    i18n (1.6.0)
-      concurrent-ruby (~> 1.0)
-    jaro_winkler (1.5.3)
-    listen (3.1.5)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
-      ruby_dep (~> 1.2)
-    loofah (2.2.3)
-      crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
-    mail (2.7.1)
-      mini_mime (>= 0.1.1)
-    marcel (0.3.3)
-      mimemagic (~> 0.3.2)
-    metaclass (0.0.4)
-    method_source (0.9.2)
-    mimemagic (0.3.3)
-    mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
-    minitest (5.11.3)
-    mocha (1.9.0)
-      metaclass (~> 0.0.1)
-    nio4r (2.5.1)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
-    parallel (1.17.0)
-    parser (2.6.4.0)
-      ast (~> 2.4.0)
-    public_suffix (4.0.1)
-    rack (2.0.7)
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
-    rails (5.2.3)
-      actioncable (= 5.2.3)
-      actionmailer (= 5.2.3)
-      actionpack (= 5.2.3)
-      actionview (= 5.2.3)
-      activejob (= 5.2.3)
-      activemodel (= 5.2.3)
-      activerecord (= 5.2.3)
-      activestorage (= 5.2.3)
-      activesupport (= 5.2.3)
-      bundler (>= 1.3.0)
-      railties (= 5.2.3)
-      sprockets-rails (>= 2.0.0)
-    rails-dom-testing (2.0.3)
-      activesupport (>= 4.2.0)
-      nokogiri (>= 1.6)
-    rails-html-sanitizer (1.2.0)
-      loofah (~> 2.2, >= 2.2.2)
-    railties (5.2.3)
-      actionpack (= 5.2.3)
-      activesupport (= 5.2.3)
-      method_source
-      rake (>= 0.8.7)
-      thor (>= 0.19.0, < 2.0)
-    rainbow (3.0.0)
-    rake (12.3.3)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
-      ffi (~> 1.0)
-    regexp_parser (1.6.0)
-    rubocop (0.74.0)
-      jaro_winkler (~> 1.5.1)
-      parallel (~> 1.10)
-      parser (>= 2.6)
-      rainbow (>= 2.2.2, < 4.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 1.7)
-    ruby-progressbar (1.10.1)
-    ruby_dep (1.5.0)
-    rubyzip (1.2.3)
-    sassc (2.2.0)
-      ffi (~> 1.9)
-    sassc-rails (2.1.2)
-      railties (>= 4.0.0)
-      sassc (>= 2.0)
-      sprockets (> 3.0)
-      sprockets-rails
-      tilt
-    selenium-webdriver (3.142.4)
-      childprocess (>= 0.5, < 3.0)
-      rubyzip (~> 1.2, >= 1.2.2)
-    sprockets (3.7.2)
-      concurrent-ruby (~> 1.0)
-      rack (> 1, < 3)
-    sprockets-rails (3.2.1)
-      actionpack (>= 4.0)
-      activesupport (>= 4.0)
-      sprockets (>= 3.0.0)
-    sqlite3 (1.4.1)
-    thor (0.20.3)
-    thread_safe (0.3.6)
-    tilt (2.0.9)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
-    unicode-display_width (1.6.0)
-    webdrivers (4.1.2)
-      nokogiri (~> 1.6)
-      rubyzip (~> 1.0)
-      selenium-webdriver (>= 3.0, < 4.0)
-    websocket-driver (0.7.1)
-      websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
-    xpath (3.2.0)
-      nokogiri (~> 1.8)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  abraham!
-  capybara (>= 2.15)
-  listen
-  mocha
-  rubocop
-  sassc-rails
-  selenium-webdriver
-  sqlite3
-  webdrivers
-
-BUNDLED WITH
-   1.17.3

README.md

@@ -1,5 +1,7 @@
 # Abraham
 
+[![Build Status](https://travis-ci.com/actmd/abraham.svg?branch=master)](https://travis-ci.com/actmd/abraham)
+
 _Guide your users in the one true path._
 
 ![Watercolor Sheep](https://upload.wikimedia.org/wikipedia/commons/e/e4/Watercolor_Sheep_Drawing.jpg)
@@ -144,6 +146,8 @@ Everyone interacting in Abraham's codebase, issue tracker, etc. is expected to f
 
 ### Testing
 
+#### Testing locally
+
 This Rails engine contains a test app called `dummy` with controller and system tests. They'll all get run with `rails t`.
 
 Final testing should be done in a standalone Rails app, following the README instructions.
@@ -154,6 +158,10 @@ To install the `abraham` gem with a local path:
 gem 'abraham', path: '~/Workspace/abraham'
 ```
 
+#### Automated testing
+
+We use TravisCI automatically testing this rails engine. For test history, venture over to [TravisCI](https://travis-ci.com/actmd/abraham).
+
 ### Releasing
 
 Create a git-flow release:

abraham.gemspec

@@ -18,8 +18,6 @@ Gem::Specification.new do |s|
 
   s.files = Dir["{app,config,db,lib}/**/*", "MIT-LICENSE", "Rakefile", "README.md"]
 
-  s.add_dependency 'rails', '~> 5.1'
-
   s.add_development_dependency 'sassc-rails'
   s.add_development_dependency 'sqlite3'
   s.add_development_dependency 'rubocop'

lib/abraham/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Abraham
-  VERSION = "1.5.2"
+  VERSION = "1.5.3"
 end

test/application_system_test_case.rb

@@ -16,5 +16,5 @@ Capybara.register_driver(:headless_chrome) do |app|
 end
 
 class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
-  driven_by :selenium, using: :chrome, screen_size: [1400, 1400]
+  driven_by :selenium, using: :headless_chrome, screen_size: [1400, 1400]
 end