language: generic

sudo: required

services:
- docker

install: true

stages:
- build-rpm

matrix:
  include:
    - stage: build
      env: from=registry.fedoraproject.org/fedora:rawhide dockerfile=fedora
    - stage: build
      env: from=registry.fedoraproject.org/fedora:28 dockerfile=fedora
    - stage: build
      env: from=centos:centos7 dockerfile=centos
    - stage: build
      env: from=centos:centos6 dockerfile=centos

script:
- sed -i "s#^FROM.*#FROM $from#" tests/Dockerfile.$dockerfile
- docker build -f tests/Dockerfile.$dockerfile .