environment:
  matrix:
    - RUBY_VERSION: 21
    - RUBY_VERSION: 22
    - RUBY_VERSION: 23
    - RUBY_VERSION: 24
    - RUBY_VERSION: 25
    - RUBY_VERSION: head

matrix:
  allow_failures:
    - ruby_version: head

install:
  - set PATH=C:\Ruby%RUBY_VERSION%\bin;%PATH%
  - bundle install

build: off

before_test:
  - ruby -v
  - gem -v
  - bundle -v

test_script:
  - bundle exec rake

environment:
  matrix:
    - RUBY_VERSION: 21
    - RUBY_VERSION: 22
    - RUBY_VERSION: 23
    - RUBY_VERSION: 24
    - RUBY_VERSION: 25
    - RUBY_VERSION: head-x64

matrix:
  allow_failures:
    - RUBY_VERSION: head-x64

install:
  - set PATH=C:\Ruby%RUBY_VERSION%\bin;%PATH%
  - bundle install

build: off

before_test:
  - ruby -v
  - gem -v
  - bundle -v

test_script:
  - bundle exec rake

Fix Ruby head on AppVeyor
[CI] Fix Ruby head on AppVeyor