Speed up unit tests by enabling PHPUnit backupGlobals only for specific tests

tests/PHPUnit/Unit/AssetManagerTest.php

@@ -251,7 +251,7 @@ class AssetManagerTest extends PHPUnit_Framework_TestCase
     {
         $this->clearDateCache();
 
-        sleep(1.5);
+        sleep(1);
 
         $modificationDate = $this->mergedAsset->getModificationDate();
 

tests/PHPUnit/Unit/CommonTest.php

@@ -5,6 +5,8 @@ use Piwik\Filesystem;
 /**
  * Piwik - free/libre analytics platform
  *
+ * @backupGlobals enabled
+ *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
  */

tests/PHPUnit/Unit/DataTable/Filter/PivotByDimensionTest.php

@@ -181,6 +181,9 @@ class PivotByDimensionTest extends PHPUnit_Framework_TestCase
         $this->assertTableRowsEquals($expectedRows, $table);
     }
 
+    /**
+     * @backupGlobals enabled
+     */
     public function test_filter_UsesCorrectSegment_WhenPivotingSegmentedReport()
     {
         $this->loadPlugins('Referrers', 'UserCountry', 'CustomVariables');

tests/PHPUnit/Unit/IPTest.php

@@ -7,6 +7,8 @@ use Piwik\SettingsServer;
 /**
  * Piwik - free/libre analytics platform
  *
+ * @backupGlobals enabled
+ *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
  */

tests/PHPUnit/Unit/NonceTest.php

@@ -5,6 +5,8 @@ use Piwik\Nonce;
 /**
  * Piwik - free/libre analytics platform
  *
+ * @backupGlobals enabled
+ *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
  */

tests/PHPUnit/Unit/UrlTest.php

@@ -5,6 +5,8 @@ use Piwik\Url;
 /**
  * Piwik - free/libre analytics platform
  *
+ * @backupGlobals enabled
+ *
  * @link http://piwik.org
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
  */