added engine stats

jsteemann · jsteemann · commit a570f9bc78dc · 2021-04-22T20:41:26.000+02:00
diff --git a/lib/ArangoDBClient/AdminHandler.php b/lib/ArangoDBClient/AdminHandler.php
@@ -29,7 +29,7 @@ class AdminHandler extends Handler
     const OPTION_DETAILS = 'details';
     
     /**
-     * Get the server's storage engine
+     * Get the server's storage engine 
      *
      * This will throw if the engine data cannot be retrieved
      *
@@ -43,6 +43,22 @@ public function getEngine()
         $response = $this->getConnection()->get(Urls::URL_ENGINE);
         return $response->getJson();
     }
+    
+    /**
+     * Get the server's storage engine statistics
+     *
+     * This will throw if the engine data cannot be retrieved
+     *
+     * @throws Exception
+     *
+     * @return mixed - an object returning the engine statistics
+     * @since 3.8
+     */
+    public function getEngineStats() 
+    {
+        $response = $this->getConnection()->get(Urls::URL_ENGINE_STATS);
+        return $response->getJson();
+    }
 
     /**
      * Get the server version
diff --git a/lib/ArangoDBClient/Urls.php b/lib/ArangoDBClient/Urls.php
@@ -177,6 +177,11 @@ abstract class Urls
      * URL for storage engine
      */
     const URL_ENGINE = '/_api/engine';
+    
+    /**
+     * URL for storage engine stats
+     */
+    const URL_ENGINE_STATS = '/_api/engine/stats';
 
     /**
      * URL for admin version
diff --git a/tests/AdminTest.php b/tests/AdminTest.php
@@ -21,6 +21,30 @@ public function setUp()
         $this->connection   = getConnection();
         $this->adminHandler = new AdminHandler($this->connection);
     }
+    
+    
+    /**
+     * Test if we can get the storage engine
+     */
+    public function testEngine()
+    {
+        $result = $this->adminHandler->getEngine();
+        static::assertEquals("rocksdb", $result["name"]);
+        static::assertTrue(isset($result["supports"]));
+    }
+    
+    
+    /**
+     * Test if we can get the storage engine statistics
+     */
+    public function testEngineStats()
+    {
+        $result = $this->adminHandler->getEngineStats();
+        static::assertTrue(is_array($result));
+        static::assertTrue(isset($result["cache.limit"]));
+        static::assertTrue(isset($result["cache.allocated"]));
+        static::assertTrue(isset($result["columnFamilies"]));
+    }
 
 
     /**
