Run test-kitchen with Travis CI native Docker support

.travis.yml

@@ -3,19 +3,94 @@ rvm:
 - 2.1
 - 2.2
 
-sudo: true
+sudo: required
+
+services: docker
 
 env:
-- CHEF_VERSION="~> 11.0"
-- CHEF_VERSION="~> 12.0"
+  matrix:
+# CHEF_VERSION is only for unit tests, no for test-kitchen:
+  - TESTS="style unit" CHEF_VERSION="~> 11.0"
+  - TESTS="style unit" CHEF_VERSION="~> 12.0"
+# Split up the test-kitchen run to avoid exceeding 50 minutes:
+  - TESTS="integration[mysql-centos-6,verify]"
+  - TESTS="integration[mysql-debian-7,verify]"
+  - TESTS="integration[mysql-debian-8,verify]"
+  - TESTS="integration[mysql-scientific-66,verify]"
+  - TESTS="integration[sqlite-centos-6,verify]"
+  - TESTS="integration[sqlite-debian-7,verify]"
+  - TESTS="integration[sqlite-debian-8,verify]"
+  - TESTS="integration[sqlite-ubuntu-1204,verify]"
+  - TESTS="integration[sqlite-ubuntu-1404,verify]"
+  - TESTS="integration[sqlite-ubuntu-1504,verify]"
+  - TESTS="integration[sqlite-scientific-66,verify]"
+  - TESTS="integration[nginx-debian-7,verify]"
+  - TESTS="integration[nginx-debian-8,verify]"
 
 matrix:
   exclude:
 # Chef 11 cannot resolve dependencies in Ruby 2.2 (mixlib-shellout):
   - rvm: 2.2
-    env: CHEF_VERSION="~> 11.0"
+    env: TESTS="style unit" CHEF_VERSION="~> 11.0"
+# Disable integration tests in old Ruby versions:
+  - rvm: 2.0.0
+    env: TESTS="integration[mysql-centos-6,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[mysql-centos-6,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[mysql-debian-7,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[mysql-debian-7,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[mysql-debian-8,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[mysql-debian-8,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[mysql-scientific-66,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[mysql-scientific-66,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[sqlite-centos-6,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[sqlite-centos-6,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[sqlite-debian-7,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[sqlite-debian-7,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[sqlite-debian-8,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[sqlite-debian-8,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[sqlite-ubuntu-1204,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[sqlite-ubuntu-1204,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[sqlite-ubuntu-1404,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[sqlite-ubuntu-1404,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[sqlite-ubuntu-1504,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[sqlite-ubuntu-1504,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[sqlite-scientific-66,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[sqlite-scientific-66,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[nginx-debian-7,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[nginx-debian-7,verify]"
+  - rvm: 2.0.0
+    env: TESTS="integration[nginx-debian-8,verify]"
+  - rvm: 2.1
+    env: TESTS="integration[nginx-debian-8,verify]"
+
+before_install: curl -L https://www.getchef.com/chef/install.sh | sudo bash -s -- -P chefdk -v 0.8.0
+
+install: chef exec bundle install --jobs=3 --retry=3 --without='doc integration_vagrant integration_cloud guard'
 
-bundler_args: --jobs=3 --retry=3 --without='doc integration integration_vagrant integration_docker integration_cloud guard'
+# https://github.com/zuazo/kitchen-in-travis-native/issues/1#issuecomment-142455888
+before_script: sudo iptables -L DOCKER || sudo iptables -N DOCKER
 
-script:
-- bundle exec rake style unit
+script: travis_retry chef exec bundle exec rake $TESTS