.travis.yml

env:
  # Based on https://github.com/grosser/parallel_tests/issues/649#issuecomment-487100470
  - POSTGRESQL_VERSION=9.6
    BUNDLE_DISABLE_EXEC_LOAD=true
  - POSTGRESQL_VERSION=10
    BUNDLE_DISABLE_EXEC_LOAD=true
  - POSTGRESQL_VERSION=11
    BUNDLE_DISABLE_EXEC_LOAD=true
  - POSTGRESQL_VERSION=12
    BUNDLE_DISABLE_EXEC_LOAD=true
rvm:
  - 2.3.0
  - 2.4.0
  - 2.5.0
  - 2.6.0
gemfile:
  - gemfiles/rails_5.0.gemfile
  - gemfiles/rails_5.1.gemfile
  - gemfiles/rails_5.2.gemfile
  - gemfiles/rails_6.0.gemfile
matrix:
  exclude:
  - rvm: 2.3.0
    gemfile: gemfiles/rails_6.0.gemfile
  - rvm: 2.4.0
    gemfile: gemfiles/rails_6.0.gemfile
before_install:
  - wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
  - echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" | sudo tee /etc/apt/sources.list.d/pgdg.list
  - sudo apt update
  - sudo apt install -yq --no-install-suggests --no-install-recommends postgresql-${POSTGRESQL_VERSION}
  - sudo sed -ri 's/^port.*/port = 5432/' /etc/postgresql/${POSTGRESQL_VERSION}/main/postgresql.conf
  - sudo sed -ri 's/peer/trust/' /etc/postgresql/${POSTGRESQL_VERSION}/main/pg_hba.conf
  - sudo /etc/init.d/postgresql stop
  - sudo systemctl start postgresql@${POSTGRESQL_VERSION}-main.service || (systemctl status postgresql.service; sudo journalctl -xe; exit 1)
  - pg_lsclusters -h
  - /usr/lib/postgresql/${POSTGRESQL_VERSION}/bin/psql -U postgres -c 'SHOW server_version;'
  - /usr/lib/postgresql/${POSTGRESQL_VERSION}/bin/psql -U postgres -c 'SHOW server_version;' | grep -P "(?<"'!'"[0-9.])${POSTGRES_VERSION}"
  - /usr/lib/postgresql/${POSTGRESQL_VERSION}/bin/psql -U postgres -c "SELECT * FROM pg_catalog.pg_roles where rolname = 'travis'" | grep travis || /usr/lib/postgresql/${POSTGRESQL_VERSION}/bin/psql -U postgres -c 'CREATE ROLE travis SUPERUSER LOGIN CREATEDB'
  - gem install --force bundler -v 1.17.3
script:
  - bundle _1.17.3_ exec rubocop
  - sh -c 'cd spec/dummy && bundle _1.17.3_ exec bin/rake db:reset'
  - sh -c 'cd spec/dummy && bundle _1.17.3_ exec bin/rake parallel:create[3]'
  - bundle _1.17.3_ exec rspec