diff --git a/tests/test-cmb-core.php b/tests/test-cmb-core.php
index ef75b4d54..97f3eed96 100644
--- a/tests/test-cmb-core.php
+++ b/tests/test-cmb-core.php
@@ -61,6 +61,23 @@ public function setUp() {
 			)
 		);
 
+		$this->user_metabox_array = array(
+			'id'               => 'user_metabox',
+			'title'            => 'User Profile Metabox',
+			'object_types'     => array( 'user' ), // Tells CMB2 to use user_meta vs post_meta
+			'show_names'       => true,
+			'new_user_section' => 'add-new-user', // where form will show on new user page. 'add-existing-user' is only other valid option.
+		    'fields'           => array(
+			    'extra_info' => array(
+				    'name'     => 'Extra Info',
+				    'desc'     => 'field description (optional)',
+				    'id'       => 'extra_info',
+				    'type'     => 'title',
+				    'on_front' => false,
+			    )
+		    )
+		);
+
 		$this->defaults = array(
 			'id'           => $this->cmb_id,
 			'title'        => '',
@@ -183,6 +200,9 @@ public function test_cmb2_get_metabox() {
 		$cmb1 = cmb2_get_metabox( $this->metabox_array2 );
 		$cmb2 = new CMB2( $this->metabox_array2 );
 		$this->assertEquals( $cmb1, $cmb2 );
+
+		$cmb_user = cmb2_get_metabox( $this->user_metabox_array );
+		$this->assertEquals( 'user', $cmb_user->mb_object_type() );
 	}
 
 	public function test_cmb2_get_field() {