Update tests

Author: RobiNN1

tests/Clients/PHPMemTest.php

@@ -84,9 +84,6 @@ public function testDeleteKey(): void {
      * @throws MemcachedException
      */
     public function testGetServerStats(): void {
-        $stats = $this->phpmem->getServerStats();
-
-        $this->assertIsArray($stats);
-        $this->assertArrayHasKey('version', $stats);
+        $this->assertArrayHasKey('version', $this->phpmem->getServerStats());
     }
 }

tests/Clients/PredisTest.php

@@ -60,4 +60,8 @@ public function testDelete(): void {
         $this->assertSame(0, $this->predis->exists('pu-pred-test-hash'));
         $this->assertSame(0, $this->predis->exists('pu-pred-test-stream'));
     }
+
+    public function testGetInfo(): void {
+        $this->assertArrayHasKey('redis_version', $this->predis->getInfo('server'));
+    }
 }

tests/Dashboards/MemcachedTest.php

@@ -135,4 +135,11 @@ public function testSaveKey(): void {
 
         $this->memcached->delete($key);
     }
+
+    /**
+     * @throws MemcachedException
+     */
+    public function testGetServerStats(): void {
+        $this->assertArrayHasKey('version', $this->memcached->getServerStats());
+    }
 }

tests/Dashboards/RedisTest.php

@@ -136,4 +136,11 @@ public function testSaveKey(): void {
 
         $this->redis->del($key);
     }
+
+    /**
+     * @throws RedisException
+     */
+    public function testGetInfo(): void {
+        $this->assertArrayHasKey('redis_version', $this->redis->getInfo('server'));
+    }
 }