1 files changed, 15 insertions, 0 deletions

diff --git a/nacl/randombytes/test.c b/nacl/randombytes/test.c
new file mode 100644
index 00000000..646811ca
--- /dev/null
+++ b/nacl/randombytes/test.c
@@ -0,0 +1,15 @@
+#include "randombytes-impl.h"
+
+unsigned char x[65536];
+unsigned long long freq[256];
+
+int main()
+{
+  unsigned long long i;
+
+  randombytes(x,sizeof x);
+  for (i = 0;i < 256;++i) freq[i] = 0;
+  for (i = 0;i < sizeof x;++i) ++freq[255 & (int) x[i]];
+  for (i = 0;i < 256;++i) if (!freq[i]) return 111;
+  return 0;
+}