Added some skipifs to prevent fatal errors on missing extensions.

Author: Shein Alexey

src/Symfony/Component/Translation/Tests/Dumper/IcuResFileDumperTest.php

@@ -18,6 +18,10 @@ class IcuResFileDumperTest extends \PHPUnit_Framework_TestCase
 {
  public function testDump()
  {
+ if (!extension_loaded('mbstring')) {
+ $this->markTestSkipped('This test requires mbstring to work.');
+ }
+
  $catalogue = new MessageCatalogue('en');
  $catalogue->add(array('foo' => 'bar'));
 

src/Symfony/Component/Translation/Tests/Loader/IcuDatFileLoaderTest.php

@@ -20,6 +20,11 @@ protected function setUp() {
  if (!class_exists('Symfony\Component\Config\Loader\Loader')) {
  $this->markTestSkipped('The "Config" component is not available');
  }
+
+ if (!extension_loaded('intl')) {
+ $this->markTestSkipped('This test requires intl extension to work.');
+ }
+
  }
 
  public function testDatEnglishLoad()

src/Symfony/Component/Translation/Tests/Loader/IcuResFileLoaderTest.php

@@ -20,6 +20,11 @@ protected function setUp() {
  if (!class_exists('Symfony\Component\Config\Loader\Loader')) {
  $this->markTestSkipped('The "Config" component is not available');
  }
+
+ if (!extension_loaded('intl')) {
+ $this->markTestSkipped('This test requires intl extension to work.');
+ }
+
  }
 
  public function testLoad()