3 files changed, 17 insertions, 0 deletions
diff --git a/tests/lib/files/storage/storage.php b/tests/lib/files/storage/storage.php
index 24390f05367..dd73491d7ee 100644
--- a/tests/lib/files/storage/storage.php
+++ b/tests/lib/files/storage/storage.php
@@ -464,4 +464,10 @@ abstract class Storage extends \PHPUnit_Framework_TestCase {
 
 		$this->assertEquals('foo', $this->instance->file_get_contents('target/test1.txt'));
 	}
+
+	public function testInstanceOfStorage() {
+		$this->assertTrue($this->instance->instanceOfStorage('\OCP\Files\Storage'));
+		$this->assertTrue($this->instance->instanceOfStorage(get_class($this->instance)));
+		$this->assertFalse($this->instance->instanceOfStorage('\OC'));
+	}
 }
diff --git a/tests/lib/files/storage/wrapper/quota.php b/tests/lib/files/storage/wrapper/quota.php
index 777529fd85e..954fe199cc8 100644
--- a/tests/lib/files/storage/wrapper/quota.php
+++ b/tests/lib/files/storage/wrapper/quota.php
@@ -155,4 +155,10 @@ class Quota extends \Test\Files\Storage\Storage {
 
 		$this->assertEquals(1024 - 50, $instance->free_space(''));
 	}
+
+	public function testInstanceOfStorageWrapper() {
+		$this->assertTrue($this->instance->instanceOfStorage('\OC\Files\Storage\Local'));
+		$this->assertTrue($this->instance->instanceOfStorage('\OC\Files\Storage\Wrapper\Wrapper'));
+		$this->assertTrue($this->instance->instanceOfStorage('\OC\Files\Storage\Wrapper\Quota'));
+	}
 }
diff --git a/tests/lib/files/storage/wrapper/wrapper.php b/tests/lib/files/storage/wrapper/wrapper.php
index e31abfc7324..8bcf42035d4 100644
--- a/tests/lib/files/storage/wrapper/wrapper.php
+++ b/tests/lib/files/storage/wrapper/wrapper.php
@@ -23,4 +23,9 @@ class Wrapper extends \Test\Files\Storage\Storage {
 	public function tearDown() {
 		\OC_Helper::rmdirr($this->tmpDir);
 	}
+
+	public function testInstanceOfStorageWrapper() {
+		$this->assertTrue($this->instance->instanceOfStorage('\OC\Files\Storage\Local'));
+		$this->assertTrue($this->instance->instanceOfStorage('\OC\Files\Storage\Wrapper\Wrapper'));
+	}
 }