fix pcntl tests and cs

Author: bshaffer

Core/src/Testing/System/SystemTestCase.php

@@ -28,7 +28,6 @@
 use Google\Cloud\Storage\StorageClient;
 use Google\Cloud\Core\Testing\System\DeletionQueue;
 use PHPUnit\Framework\TestCase;
-use Symfony\Component\Cache\Adapter\FilesystemAdapter;
 
 /**
  * SystemTestCase can be extended to implement system tests
@@ -287,11 +286,4 @@ public static function skipIfEmulatorUsed($reason = null)
             self::markTestSkipped($reason ?: 'This test is not supported by the emulator.');
         }
     }
-
-    protected static function getCacheItemPool()
-    {
-        return new FilesystemAdapter(
-            directory: __DIR__ . '/../../../../.cache'
-        );
-    }
 }

Spanner/tests/System/PgSystemTestCaseTrait.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * Copyright 2022 Google Inc.
+ * Copyright 2025 Google Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,10 +19,6 @@
 
 use Google\Cloud\Spanner\Admin\Database\V1\DatabaseDialect;
 
-/**
- * @group spanner
- * @group spanner-postgres
- */
 trait PgSystemTestCaseTrait
 {
     use SystemTestCaseTrait;

Spanner/tests/System/SystemTestCaseTrait.php

@@ -23,6 +23,7 @@
 use Google\Cloud\Spanner\SpannerClient;
 use Google\Cloud\Spanner\V1\Client\SpannerClient as SpannerGapicClient;
 use Google\Cloud\Spanner\Admin\Database\V1\DatabaseDialect;
+use Symfony\Component\Cache\Adapter\FilesystemAdapter;
 
 trait SystemTestCaseTrait
 {
@@ -77,7 +78,7 @@ protected static function setUpTestDatabase(): void
     {
         if (self::$hasSetUp) {
             return;
-	}
+        }
 
         self::$instance = self::getClient()->instance(self::INSTANCE_NAME);
 
@@ -172,4 +173,10 @@ private static function getDatabaseFromInstance($instance, $dbName, $options = [
         return $instance->database($dbName, $options);
     }
 
+    protected static function getCacheItemPool()
+    {
+        return new FilesystemAdapter(
+            directory: __DIR__ . '/../../../.cache'
+        );
+    }
 }