added skeleton unit test

ce14edcb · Davis King · 0f24b1ff · ce14edcb
Commit ce14edcb authored Dec 19, 2014 by Davis King
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dlib/test/image.cpp dlib/test/image.cpp +10 -0

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--- a/dlib/test/image.cpp
+++ b/dlib/test/image.cpp
@@ -1800,6 +1800,16 @@ namespace
            for (int i = 0; i < 100; ++i)
                test_separable_filtering_center<float>(rnd);

+            {
+                print_spinner();
+                matrix<unsigned char> img(40,80);
+                assign_all_pixels(img, 255);
+                skeleton(img);
+
+                DLIB_TEST(sum(matrix_cast<int>(mat(img)))/255 == 40);
+                draw_line(img, point(20,19), point(59,19), 00);
+                DLIB_TEST(sum(matrix_cast<int>(mat(img))) == 0);
+            }
        }
    } a;