Execute docker dependent tests with github actions

Author: jakzal

Tests/Functional/CachePoolsTest.php

@@ -26,9 +26,12 @@ public function testCachePools()
 
     /**
      * @requires extension redis
+     * @group integration
      */
     public function testRedisCachePools()
     {
+        $this->skipIfRedisUnavailable();
+
         try {
             $this->doTestCachePools(['root_config' => 'redis_config.yml', 'environment' => 'redis_cache'], RedisAdapter::class);
         } catch (\PHPUnit\Framework\Error\Warning $e) {
@@ -51,9 +54,12 @@ public function testRedisCachePools()
 
     /**
      * @requires extension redis
+     * @group integration
      */
     public function testRedisCustomCachePools()
     {
+        $this->skipIfRedisUnavailable();
+
         try {
             $this->doTestCachePools(['root_config' => 'redis_custom_config.yml', 'environment' => 'custom_redis_cache'], RedisAdapter::class);
         } catch (\PHPUnit\Framework\Error\Warning $e) {
@@ -121,4 +127,13 @@ protected static function createKernel(array $options = []): KernelInterface
     {
         return parent::createKernel(['test_case' => 'CachePools'] + $options);
     }
+
+    private function skipIfRedisUnavailable()
+    {
+        try {
+            (new \Redis())->connect(getenv('REDIS_HOST'));
+        } catch (\Exception $e) {
+            self::markTestSkipped($e->getMessage());
+        }
+    }
 }