From 98408257430e4f7cda150d8398be8b7024c11745 Mon Sep 17 00:00:00 2001
From: Rostislav Vasilikhin <rostislav.vasilikhin@intel.com>
Date: Mon, 5 Sep 2016 21:55:17 +0300
Subject: [PATCH] added test checking http://code.opencv.org/issues/4050

---
 modules/core/test/test_mat.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/modules/core/test/test_mat.cpp b/modules/core/test/test_mat.cpp
index 0aef147b60..d5b7ab97e1 100644
--- a/modules/core/test/test_mat.cpp
+++ b/modules/core/test/test_mat.cpp
@@ -919,6 +919,12 @@ TEST(Core_Mat, copyNx1ToVector)
     ASSERT_PRED_FORMAT2(cvtest::MatComparator(0, 0), ref_dst16, cv::Mat_<ushort>(dst16));
 }
 
+TEST(Core_InputArray, empty)
+{
+    vector<vector<Point> > data;
+    ASSERT_TRUE(_InputArray(data).empty());
+}
+
 TEST(Core_SVD, orthogonality)
 {
     for (int i = 0; i < 2; i++)