getter for BatchedDogStatsd::$bufferLength

src/BatchedDogStatsd.php

@@ -55,4 +55,12 @@ public function flushBuffer()
         static::$buffer = array();
         static::$bufferLength = 0;
     }
+
+    /**
+     * @return int
+     */
+    public static function getBufferLength()
+    {
+        return self::$bufferLength;
+    }
 }

tests/UnitTests/BatchedDogStatsdTest.php

@@ -2,6 +2,7 @@
 
 namespace DataDog\UnitTests;
 
+use A\B;
 use DataDog\BatchedDogStatsd;
 use DataDog\TestHelpers\SocketSpy;
 use DataDog\TestHelpers\SocketSpyTestCase;
@@ -74,4 +75,34 @@ public function testReportSendsOnceBufferIsFilled()
             array("metrics" => 3)
         );
     }
+
+    public function testGetBufferLength() {
+        // Given
+        $batchedDog = new BatchedDogStatsd();
+
+        // assert pre-condition
+        $this->assertEquals(0, BatchedDogStatsd::getBufferLength());
+
+        // When
+        $batchedDog->gauge("some-value", 1);
+
+        // Then
+        $this->assertEquals(1, BatchedDogStatsd::getBufferLength());
+    }
+
+    public function testGetBufferLengthAfterExceedingMaxBufferLength()
+    {
+        // Given
+        BatchedDogStatsd::$maxBufferLength = 2;
+
+        // And
+        $batchedDog = new BatchedDogStatsd();
+
+        // When
+        $batchedDog->increment(["first-value", "another-value", "yet-another-value"]);
+        $batchedDog->gauge("some-value", 1);
+
+        // Then
+        $this->assertEquals(1, BatchedDogStatsd::getBufferLength());
+    }
 }