Fix tests not running on HHVM

Fixes #22

Author: thekid

.travis.yml

@@ -8,10 +8,6 @@ php:
   - 5.6
   - hhvm
 
-matrix:
-  allow_failures:
-    - php: hhvm
-
 before_script:
   - wget 'https://github.com/xp-framework/xp-runners/releases/download/v5.3.1/setup' -O - | php
   - composer install --prefer-dist

ChangeLog.md

@@ -3,6 +3,8 @@ Data sequences change log
 
 ## ?.?.? / ????-??-??
 
+* Fixed issue #22: tests not running on HHVM - @thekid
+
 ## 2.2.0 / 2015-05-30
 
 * Made Optional's constructor public and allow `new Optional(null)` to

README.md

@@ -5,6 +5,7 @@ Data sequences
 [![XP Framework Module](https://raw.githubusercontent.com/xp-framework/web/master/static/xp-framework-badge.png)](https://github.com/xp-framework/core)
 [![BSD Licence](https://raw.githubusercontent.com/xp-framework/web/master/static/licence-bsd.png)](https://github.com/xp-framework/core/blob/master/LICENCE.md)
 [![Required PHP 5.4+](https://raw.githubusercontent.com/xp-framework/web/master/static/php-5_4plus.png)](http://php.net/)
+[![Required HHVM 3.4+](https://raw.githubusercontent.com/xp-framework/web/master/static/hhvm-3_4plus.png)](http://hhvm.com/)
 [![Latest Stable Version](https://poser.pugx.org/xp-forge/sequence/version.png)](https://packagist.org/packages/xp-forge/sequence)
 
 This API allows working with data sequences of different kinds in a functional style, e.g. map/reduce.

src/test/php/util/data/unittest/Enumerables.class.php

@@ -79,12 +79,12 @@ public static function streamedArrays() {
       [
         [newinstance('util.XPIterator', [], '{
           protected $numbers= [1, 2, 3];
-          public function hasNext() { return $this->numbers; }
+          public function hasNext() { return !empty($this->numbers); }
           public function next() { return array_shift($this->numbers); }
         }'), 'xp-iterator'],
         [Sequence::of(newinstance('util.XPIterator', [], '{
           protected $numbers= [1, 2, 3];
-          public function hasNext() { return $this->numbers; }
+          public function hasNext() { return !empty($this->numbers); }
           public function next() { return array_shift($this->numbers); }
         }')), 'self-of-xp-iterator']
       ]