fogor cargo, unit test

tests/chacha.rs

@@ -0,0 +1,10 @@
+use chacha::do_chacha;
+
+#[test]
+fn do_some_chacha() {
+    let data = b"Hello world!";
+
+    let data = do_chacha(data, &[69u8; 32], [420u32; 3], 0, 20);
+
+    println!("{:?}", data);
+}