chore: add drone CI

.drone.yml

@@ -0,0 +1,19 @@
+build:
+  test:
+    image: abakpress/dind-testing
+    pull: true
+    privileged: true
+    volumes:
+      - /home/data/drone/images:/images
+      - /home/data/drone/gems:/bundle
+    environment:
+      - COMPOSE_FILE_EXT=drone
+      - RUBY_IMAGE_TAG=2.2-latest
+    commands:
+      - wrapdocker docker -v
+
+      - fetch-images
+        --image abakpress/ruby-app:$RUBY_IMAGE_TAG
+
+      - dip provision
+      - dip rspec

dip.yml

@@ -0,0 +1,46 @@
+version: '1'
+
+environment:
+  DOCKER_RUBY_VERSION: 2.2
+  RUBY_IMAGE_TAG: 2.2-latest
+  COMPOSE_FILE_EXT: development
+  RAILS_ENV: test
+
+compose:
+  files:
+    - docker-compose.yml
+    - docker-compose.${COMPOSE_FILE_EXT}.yml
+
+interaction:
+  sh:
+    service: app
+
+  irb:
+    service: app
+    command: irb
+
+  bundle:
+    service: app
+    command: bundle
+
+  rake:
+    service: app
+    command: bundle exec rake
+
+  appraisal:
+    service: app
+    command: bundle exec appraisal
+
+  rspec:
+    service: app
+    command: bundle exec appraisal bundle exec rspec
+
+  clean:
+    service: app
+    command: rm -f Gemfile.lock gemfiles/*.gemfile.*
+
+provision:
+  - docker volume create --name bundler_data
+  - dip clean
+  - dip bundle install
+  - dip appraisal install

docker-compose.development.yml

@@ -0,0 +1,12 @@
+version: '2'
+
+services:
+  app:
+    volumes:
+      - .:/app
+      - bundler-data:/bundle
+
+volumes:
+  bundler-data:
+    external:
+      name: bundler_data

docker-compose.drone.yml

@@ -0,0 +1,7 @@
+version: '2'
+
+services:
+  app:
+    volumes:
+      - .:/app
+      - /bundle:/bundle

docker-compose.yml

@@ -0,0 +1,9 @@
+version: '2'
+
+services:
+  app:
+    image: abakpress/ruby-app:$RUBY_IMAGE_TAG
+    environment:
+      - BUNDLE_PATH=/bundle/$DOCKER_RUBY_VERSION
+      - BUNDLE_CONFIG=/app/.bundle/config
+    command: bash

findit.gemspec

@@ -25,8 +25,9 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rspec-rails", ">= 3.2"
   spec.add_development_dependency 'combustion', '>= 0.5'
   spec.add_development_dependency "appraisal", ">= 2.1.0"
-  spec.add_development_dependency 'pry-debugger'
+  spec.add_development_dependency 'pry'
   spec.add_development_dependency 'shoulda-matchers', '< 3.0.0'
   spec.add_development_dependency 'simplecov'
   spec.add_development_dependency 'sqlite3'
+  spec.add_development_dependency 'test-unit'
 end