refactor travis config to control php extention loading

add env variable for apcu version

fix apc and xcache loading

remove redundant env variables

fix apc extension loading

make phpunit verbose

fix secure env variable

minor finishing touches

.ci/apcu.ini

@@ -0,0 +1,2 @@
+extension=apcu.so
+apc.enable_cli = 1

.ci/apcu_bc.ini

@@ -1 +1,3 @@
+extension=apcu.so
 extension=apc.so
+apc.enable_cli = 1

.ci/memcache.ini

@@ -0,0 +1 @@
+extension=memcache.so

.ci/memcached.ini

@@ -0,0 +1 @@
+extension=memcached.so

.ci/mongo.ini

@@ -0,0 +1 @@
+extension=mongo.so

.ci/redis.ini

@@ -0,0 +1 @@
+extension=redis.so

.travis.yml

@@ -39,71 +39,80 @@ env:
     - TESTS_ZEND_CACHE_XCACHE_ADMIN_AUTH=true
     - TESTS_ZEND_CACHE_XCACHE_ADMIN_USER=travis
     - TESTS_ZEND_CACHE_XCACHE_ADMIN_PASS=test
+    - APCU_PECL_VERSION="apcu"
     - SITE_URL="https://zendframework.github.io/zend-cache"
     - GH_USER_NAME="Matthew Weier O'Phinney"
     - GH_USER_EMAIL="matthew@weierophinney.net"
     - GH_REF="github.com/zendframework/zend-cache.git"
-    - secure="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"
+    - secure: "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"
 
 matrix:
   fast_finish: true
   include:
     - php: 5.6
       env:
         - DEPS=lowest
+        - APCU_PECL_VERSION="apcu-4.0.11"
     - php: 5.6
       env:
         - DEPS=locked
         - TEST_COVERAGE=true
-        - PECL_INSTALL_APCU='apcu-4.0.8'
-        - INSTALL_XCACHE=true
+        - APCU_PECL_VERSION="apcu-4.0.11"
         - DEPLOY_DOCS="$(if [[ $TRAVIS_BRANCH == 'master' && $TRAVIS_PULL_REQUEST == 'false' ]]; then echo -n 'true' ; else echo -n 'false' ; fi)"
         - PATH="$HOME/.local/bin:$PATH"
     - php: 5.6
       env:
         - DEPS=latest
-        - PECL_INSTALL_APCU='apcu-4.0.8'
-        - INSTALL_XCACHE=true
+        - APCU_PECL_VERSION="apcu-4.0.11"
     - php: 7
       env:
         - DEPS=lowest
-        - PECL_INSTALL_APCU='apcu'
-        - PECL_INSTALL_APCU_BC='apcu_bc-beta'
+        - INSTALL_APCU_BC=true
 
-        # FIXME:
-        # there is no memcached extension available for PHP-7
-        # the version provided by travis is not yet ready and buggy
+        # TODO:
+        # re-enable these extentions as soon as they are available and stable on php 7
+        - TESTS_ZEND_CACHE_MEMCACHE_ENABLED=false
         - TESTS_ZEND_CACHE_MEMCACHED_ENABLED=false
+        - TESTS_ZEND_CACHE_MONGODB_ENABLED=false
+        - TESTS_ZEND_CACHE_XCACHE_ENABLED=false
     - php: 7
       env:
         - DEPS=locked
         - CHECK_CS=true
-        - PECL_INSTALL_APCU='apcu'
         - INSTALL_APCU_BC=true
 
-        # FIXME:
-        # there is no memcached extension available for PHP-7
-        # the version provided by travis is not yet ready and buggy
+        # TODO:
+        # re-enable these extentions as soon as they are available and stable on php 7
+        - TESTS_ZEND_CACHE_MEMCACHE_ENABLED=false
         - TESTS_ZEND_CACHE_MEMCACHED_ENABLED=false
+        - TESTS_ZEND_CACHE_MONGODB_ENABLED=false
+        - TESTS_ZEND_CACHE_XCACHE_ENABLED=false
     - php: 7
       env:
         - DEPS=latest
-        - PECL_INSTALL_APCU='apcu'
-        - PECL_INSTALL_APCU_BC='apcu_bc-beta'
+        - INSTALL_APCU_BC=true
 
-        # FIXME:
-        # there is no memcached extension available for PHP-7
-        # the version provided by travis is not yet ready and buggy
+        # TODO:
+        # re-enable these extentions as soon as they are available and stable on php 7
+        - TESTS_ZEND_CACHE_MEMCACHE_ENABLED=false
         - TESTS_ZEND_CACHE_MEMCACHED_ENABLED=false
+        - TESTS_ZEND_CACHE_MONGODB_ENABLED=false
+        - TESTS_ZEND_CACHE_XCACHE_ENABLED=false
     - php: hhvm
       env:
         - DEPS=lowest
+        - TESTS_ZEND_CACHE_XCACHE_ENABLED=false
+        - TESTS_ZEND_CACHE_APCU_ENABLED=false
     - php: hhvm
       env:
         - DEPS=locked
+        - TESTS_ZEND_CACHE_XCACHE_ENABLED=false
+        - TESTS_ZEND_CACHE_APCU_ENABLED=false
     - php: hhvm
       env:
         - DEPS=latest
+        - TESTS_ZEND_CACHE_XCACHE_ENABLED=false
+        - TESTS_ZEND_CACHE_APCU_ENABLED=false
   allow_failures:
     - php: hhvm
 
@@ -112,34 +121,32 @@ notifications:
   email: false
 
 before_install:
-  - pwd=$(pwd) ;
   - travis_retry composer self-update
   - if [[ $TRAVIS_PHP_VERSION != "hhvm" && $TEST_COVERAGE != 'true' ]]; then phpenv config-rm xdebug.ini ; fi
 
 install:
-  - if [[ $INSTALL_XCACHE == 'true' ]]; then
-        git clone https://github.com/lighttpd/xcache.git && cd xcache
-        && git checkout $(git rev-list --tags --max-count=1)
-        && phpize && ./configure --enable-xcache && make install
-        && phpenv config-add $pwd/.ci/xcache.ini
-        || return 0 ;
-        cd $pwd ;
+  # prevent PECL from enabling the extension by default, see https://pear.php.net/bugs/bug.php?id=21007
+  - if [[ $TESTS_ZEND_CACHE_APCU_ENABLED == 'true' ]]; then
+        echo "yes\nno\n" | pecl install $APCU_PECL_VERSION
+        && sed -i 's/extension="apcu.so"//' ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini ;
     fi
-  - if [[ $PECL_INSTALL_APCU != '' ]]; then echo "yes\nno\n" | pecl install $PECL_INSTALL_APCU || return 0 ; fi
-
-  # see https://pear.php.net/bugs/bug.php?id=21007
-  # pecl install adds the "extension=*.so" directive on top of php.ini which results in wrong extension order
-  # -> Attach another ini file loading the extension kind of solves the issue.
-  #    The first extension loading still results in a warning but it doesn't break the test
-  - if [[ $PECL_INSTALL_APCU_BC != '' ]]; then pecl install $PECL_INSTALL_APCU_BC && phpenv config-add .ci/apcu_bc.ini || return 0 ; fi
 
   - if [[ $INSTALL_APCU_BC == 'true' ]]; then
-        git clone https://github.com/krakjoe/apcu-bc.git && cd apci-bc
-        && git checkout $(git rev-list --tags --max-count=1)
-        && phpize && ./configure && make && make install
-        && phpenv config-add $pwd/.ci/apcu_bc.ini
-        || return 0 ;
-        cd $pwd ;
+        git clone https://github.com/krakjoe/apcu-bc.git
+        && (
+            cd apcu-bc
+            && git checkout $(git rev-list --tags --max-count=1)
+            && phpize && ./configure && make && make install
+        );
+    fi
+
+  - if [[ $TESTS_ZEND_CACHE_XCACHE_ENABLED == 'true' ]]; then
+        git clone https://github.com/lighttpd/xcache.git
+        && (
+            cd xcache
+            && git checkout $(git rev-list --tags --max-count=1)
+            && phpize && ./configure --enable-xcache && make install
+        );
     fi
 
   - if [[ $DEPS == 'latest' ]]; then travis_retry composer update $COMPOSER_ARGS ; fi
@@ -149,10 +156,32 @@ install:
   - composer show
 
 before_script:
-  - phpenv config-add .ci/php.ini || return 0
+  - if [[ $TRAVIS_PHP_VERSION != 'hhvm' ]]; then
+        if [[ $TESTS_ZEND_CACHE_APCU_ENABLED == 'true' && ! $INSTALL_APCU_BC ]]; then
+            phpenv config-add .ci/apcu.ini ;
+        fi ;
+        if [[ $INSTALL_APCU_BC == 'true' ]]; then
+            phpenv config-add .ci/apcu_bc.ini ;
+        fi ;
+        if [[ $TESTS_ZEND_CACHE_REDIS_ENABLED == 'true' ]]; then
+            phpenv config-add .ci/redis.ini ;
+        fi ;
+        if [[ $TESTS_ZEND_CACHE_MEMCACHE_ENABLED == 'true' ]]; then
+            phpenv config-add .ci/memcache.ini ;
+        fi ;
+        if [[ $TESTS_ZEND_CACHE_MEMCACHED_ENABLED == 'true' ]]; then
+            phpenv config-add .ci/memcached.ini ;
+        fi ;
+        if [[ $TESTS_ZEND_CACHE_MONGODB_ENABLED == 'true' ]]; then
+            phpenv config-add .ci/mongo.ini ;
+        fi ;
+        if [[ $TESTS_ZEND_CACHE_XCACHE_ENABLED == 'true' ]]; then
+            phpenv config-add .ci/xcache.ini ;
+        fi ;
+    fi
 
 script:
-  - if [[ $TEST_COVERAGE == 'true' ]]; then composer test-coverage ; else composer test ; fi
+  - if [[ $TEST_COVERAGE == 'true' ]]; then composer test-coverage -- --verbose ; else composer test -- --verbose ; fi
   - if [[ $CHECK_CS == 'true' ]]; then composer cs-check ; fi
   - if [[ $DEPLOY_DOCS == "true" && "$TRAVIS_TEST_RESULT" == "0" ]]; then travis_retry curl -sSL https://raw.githubusercontent.com/zendframework/zf-mkdoc-theme/master/theme-installer.sh | bash ; fi