auto import from //depot/cupcake/@135843
diff --git a/test-pngtest.sh b/test-pngtest.sh
new file mode 100755
index 0000000..c134a8a
--- /dev/null
+++ b/test-pngtest.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+./pngtest ${srcdir}/pngtest.png