Fixed Predis/Redis custom client tests

Author: Geolim4

tests/PredisCustomClient.test.php

@@ -14,9 +14,11 @@
 
 use Phpfastcache\CacheManager;
 use Phpfastcache\Exceptions\PhpfastcacheDriverCheckException;
+use Phpfastcache\Exceptions\PhpfastcacheDriverConnectException;
 use Phpfastcache\Tests\Helper\TestHelper;
 use Phpfastcache\Drivers\Predis\Config as PredisConfig;
 use Predis\Client as PredisClient;
+use Predis\Connection\ConnectionException as PredisConnectionException;
 
 chdir(__DIR__);
 require_once __DIR__ . '/../vendor/autoload.php';
@@ -28,13 +30,18 @@
     }
 
     $testHelper->mutePhpNotices();
-    $predisClient = new PredisClient([
-      'host' => '127.0.0.1',
-      'port' =>  6379,
-      'password' => null,
-      'database' => 0,
-    ]);
-    $predisClient->connect();
+
+    try{
+        $predisClient = new PredisClient([
+            'host' => '127.0.0.1',
+            'port' =>  6379,
+            'password' => null,
+            'database' => 0,
+        ]);
+        $predisClient->connect();
+    }catch (PredisConnectionException $e){
+        throw new PhpfastcacheDriverConnectException('Redis server unreachable.');
+    }
 
     $cacheInstance = CacheManager::getInstance('Predis', (new PredisConfig())->setPredisClient($predisClient));
     $testHelper->runCRUDTests($cacheInstance);

tests/RedisCustomClient.test.php

@@ -14,6 +14,7 @@
 
 use Phpfastcache\CacheManager;
 use Phpfastcache\Exceptions\PhpfastcacheDriverCheckException;
+use Phpfastcache\Exceptions\PhpfastcacheDriverConnectException;
 use Phpfastcache\Tests\Helper\TestHelper;
 use Phpfastcache\Drivers\Redis\Config as RedisConfig;
 use Redis as RedisClient;
@@ -26,8 +27,13 @@
     if (!class_exists(RedisClient::class)) {
         throw new PhpfastcacheDriverCheckException('Unable to test Redis client because the extension seems to be missing');
     }
-    $redisClient = new RedisClient();
-    $redisClient->connect('127.0.0.1', 6379, 5);
+    try{
+        $redisClient = new RedisClient();
+        $redisClient->connect('127.0.0.1', 6379, 5);
+    }catch (\RedisException $e){
+        throw new PhpfastcacheDriverConnectException('Redis server unreachable.');
+    }
+
     $redisClient->select(0);
     $cacheInstance = CacheManager::getInstance('Redis', (new RedisConfig())->setRedisClient($redisClient));
     $testHelper->runCRUDTests($cacheInstance);