fixing bug #3345. don't use BORDER_ISOLATED alone. it should be combined with some...

diff --git a/modules/imgproc/test/test_filter.cpp b/modules/imgproc/test/test_filter.cpp
index d1e45b041420d16fba7494424c37a4bb75aad558..ac678e83a6d3e7f856ffea392439319a53c0cecb 100644 (file)
--- a/modules/imgproc/test/test_filter.cpp
+++ b/modules/imgproc/test/test_filter.cpp
@@ -1901,7 +1901,7 @@ TEST(Imgproc_Blur, borderTypes)
     EXPECT_EQ(227, dst.at<uchar>(0, 0));
 
     // should work like BORDER_ISOLATED
-    blur(src_roi, dst, kernelSize, Point(-1, -1), BORDER_ISOLATED);
+    blur(src_roi, dst, kernelSize, Point(-1, -1), BORDER_REPLICATE | BORDER_ISOLATED);
     EXPECT_EQ(0, dst.at<uchar>(0, 0));
 
     /// ksize <= src_roi.size()