language: php

services:
  - memcached

env:
  global:
    - MEMCACHE_HOST=127.0.0.1
    - MEMCACHE_PORT=11211

sudo: false

cache:
  directories:
    - $HOME/.composer/cache

php:
  # Can't test against 5.2; openssl is not available:
  # http://docs.travis-ci.com/user/languages/php/#PHP-installation
  - 5.3
  - 5.4
  - 5.5
  - 5.6
  - hhvm

install:
  - composer install

before_script:
  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then echo "extension=memcache.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini; fi;'
  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then echo "extension=memcached.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini; fi;'
  - phpenv version-name | grep ^5.[34] && echo "extension=apc.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini ; true
  - phpenv version-name | grep ^5.[34] && echo "apc.enable_cli=1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini ; true

script:
  - vendor/bin/phpunit

language: php

services:
  - memcached

env:
  global:
    - MEMCACHE_HOST=127.0.0.1
    - MEMCACHE_PORT=11211

sudo: false

cache:
  directories:
    - $HOME/.composer/cache

php:
  # Can't test against 5.2; openssl is not available:
  # http://docs.travis-ci.com/user/languages/php/#PHP-installation
  - 5.3
  - 5.4
  - 5.5
  - 5.6
  - hhvm

before_install:
  - composer self-update

install:
  - composer install

before_script:
  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then echo "extension=memcache.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini; fi;'
  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then echo "extension=memcached.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini; fi;'
  - phpenv version-name | grep ^5.[34] && echo "extension=apc.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini ; true
  - phpenv version-name | grep ^5.[34] && echo "apc.enable_cli=1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini ; true

script:
  - vendor/bin/phpunit

Update Composer itself in before_install section
Fix: Update Composer itself in before_install section
