clarified extraneous files

1 files changed, 1 insertions, 0 deletions

diff --git a/test.cpp b/test.cpp
index bc2366c..4b621bc 100644
--- a/test.cpp
+++ b/test.cpp
@@ -3,6 +3,7 @@
 #include "libpng_wrapper.hpp"
 using namespace std;
 
+//I was required to write a test function as part of the project; here I test libpng.
 void test_png() {
   png test_image("test_png.png", 500, 500);
   uint32_t w = test_image.width();