diff --git a/CHANGELOG.md b/CHANGELOG.md
index 766c8e5..ca0aba4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -26,3 +26,5 @@
 - [2026-01-16] DamImpr: hotfix null value [#36](https://github.com/DamImpr/cache-multi-layer/pull/36) 
 
 - [2026-01-16] DamImpr: chore: update CHANGELOG for PR #36 [#37](https://github.com/DamImpr/cache-multi-layer/pull/37) 
+
+- [2026-01-16] DamImpr: test method with depth array greater than 1 [#38](https://github.com/DamImpr/cache-multi-layer/pull/38) 
diff --git a/tests/AbstractCache.php b/tests/AbstractCache.php
index 27bd4ae..0bf0fee 100644
--- a/tests/AbstractCache.php
+++ b/tests/AbstractCache.php
@@ -86,6 +86,21 @@ public function testArray(): void
         $this->assertEquals($val, $x);
     }
 
+    public function testArrayDepth(): void
+    {
+        $x = [1, 2, 3, null, [
+                1, 2, 3, null, [
+                    1, 2, 3, null
+                ]
+            ]
+        ];
+        $key = 'test_array_depth';
+        $res = $this->cache->set($key, $x);
+        $this->assertTrue($res);
+        $val = $this->cache->get($key);
+        $this->testRecursiveArray($x, $val);
+    }
+
     public function testClass(): void
     {
         $key = 'test_class';
@@ -187,4 +202,16 @@ public final function getCache(): ?Cache
     {
         return $this->cache;
     }
+
+    private function testRecursiveArray(array $actual, array $expected): void
+    {
+        foreach($expected as $key => $value){
+            $this->assertArrayHasKey($key, $actual); 
+            if(is_array($value)){
+                $this->testRecursiveArray($value, $actual[$key]);
+            } else {
+                $this->assertEquals($value, $actual[$key]);
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/tests/ApcuCacheTest.php b/tests/ApcuCacheTest.php
index 30142d7..00d436e 100644
--- a/tests/ApcuCacheTest.php
+++ b/tests/ApcuCacheTest.php
@@ -144,6 +144,12 @@ public static function tearDownAfterClass(): void
         parent::tearDownAfterClass();
         Cache::factory(CacheEnum::APCU, 60)->clearAllCache();
     }
+    
+    #[\Override]
+    public function testArrayDepth(): void
+    {
+        parent::testArrayDepth();
+    }
 
     /**
      *
diff --git a/tests/MemcacheCacheTest.php b/tests/MemcacheCacheTest.php
index 8a146c3..dc95eed 100644
--- a/tests/MemcacheCacheTest.php
+++ b/tests/MemcacheCacheTest.php
@@ -156,13 +156,19 @@ public function testPrefix(): void
     {
         $val = 10; //maradona
         $key = "test_prefix";
-        $cacheSamePrefix = Cache::factory(CacheEnum::MEMCACHE, 60, ['key_prefix' => '','server_address' => 'memcache-server']);
-        $cacheOtherPrefix = Cache::factory(CacheEnum::MEMCACHE, 10, ['key_prefix' => 'other_','server_address' => 'memcache-server']);
+        $cacheSamePrefix = Cache::factory(CacheEnum::MEMCACHE, 60, ['key_prefix' => '', 'server_address' => 'memcache-server']);
+        $cacheOtherPrefix = Cache::factory(CacheEnum::MEMCACHE, 10, ['key_prefix' => 'other_', 'server_address' => 'memcache-server']);
         $this->getCache()->set($key, $val);
         $this->assertEquals($cacheSamePrefix->get($key), $val);
         $this->assertNull($cacheOtherPrefix->get($key));
     }
 
+    #[\Override]
+    public function testArrayDepth(): void
+    {
+        parent::testArrayDepth();
+    }
+
     #[\Override]
     public static function tearDownAfterClass(): void
     {
diff --git a/tests/PRedisCacheTest.php b/tests/PRedisCacheTest.php
index ebfe98c..99bfc1c 100644
--- a/tests/PRedisCacheTest.php
+++ b/tests/PRedisCacheTest.php
@@ -166,6 +166,12 @@ public function testPrefix(): void
         $this->assertEquals($cacheSamePrefix->get($key), $val);
         $this->assertNull($cacheOtherPrefix->get($key));
     }
+    
+    #[\Override]
+    public function testArrayDepth(): void
+    {
+        parent::testArrayDepth();
+    }
 
     #[\Override]
     public static function tearDownAfterClass(): void
diff --git a/tests/RedisCacheTest.php b/tests/RedisCacheTest.php
index 074fe40..9b4823f 100644
--- a/tests/RedisCacheTest.php
+++ b/tests/RedisCacheTest.php
@@ -163,6 +163,12 @@ public function testPrefix(): void
         $this->assertEquals($cacheSamePrefix->get($key), $val);
         $this->assertNull($cacheOtherPrefix->get($key));
     }
+    
+    #[\Override]
+    public function testArrayDepth(): void
+    {
+        parent::testArrayDepth();
+    }
 
     #[\Override]
     public static function tearDownAfterClass(): void