[Semaphore] fix tests

Author: nicolas-grekas

src/Symfony/Component/Semaphore/Tests/Store/PredisStoreTest.php

@@ -20,7 +20,7 @@ class PredisStoreTest extends AbstractRedisStoreTest
 {
     public static function setUpBeforeClass(): void
     {
-        $redis = new \Predis\Client('tcp://'.getenv('REDIS_HOST').':6379');
+        $redis = new \Predis\Client(array_combine(['host', 'port'], explode(':', getenv('REDIS_HOST')) + [1 => null]));
         try {
             $redis->connect();
         } catch (\Exception $e) {
@@ -33,7 +33,7 @@ public static function setUpBeforeClass(): void
      */
     protected function getRedisConnection(): object
     {
-        $redis = new \Predis\Client('tcp://'.getenv('REDIS_HOST').':6379');
+        $redis = new \Predis\Client(array_combine(['host', 'port'], explode(':', getenv('REDIS_HOST')) + [1 => null]));
         $redis->connect();
 
         return $redis;

src/Symfony/Component/Semaphore/Tests/Store/RedisArrayStoreTest.php

@@ -26,7 +26,7 @@ public static function setUpBeforeClass(): void
             throw new SkippedTestSuiteError('The RedisArray class is required.');
         }
         try {
-            (new \Redis())->connect(getenv('REDIS_HOST'));
+            (new \Redis())->connect(...explode(':', getenv('REDIS_HOST')));
         } catch (\Exception $e) {
             throw new SkippedTestSuiteError($e->getMessage());
         }

src/Symfony/Component/Semaphore/Tests/Store/RedisStoreTest.php

@@ -28,7 +28,7 @@ protected function setUp(): void
     public static function setUpBeforeClass(): void
     {
         try {
-            (new \Redis())->connect(getenv('REDIS_HOST'));
+            (new \Redis())->connect(...explode(':', getenv('REDIS_HOST')));
         } catch (\Exception $e) {
             throw new SkippedTestSuiteError($e->getMessage());
         }
@@ -40,7 +40,7 @@ public static function setUpBeforeClass(): void
     protected function getRedisConnection(): object
     {
         $redis = new \Redis();
-        $redis->connect(getenv('REDIS_HOST'));
+        $redis->connect(...explode(':', getenv('REDIS_HOST')));
 
         return $redis;
     }