1 files changed, 45 insertions, 0 deletions
diff --git a/test/default/chacha20.c b/test/default/chacha20.c
new file mode 100644
index 0000000..6dbc16c
--- /dev/null
+++ b/test/default/chacha20.c
@@ -0,0 +1,45 @@
+
+#include <stdio.h>
+#include <string.h>
+
+#define TEST_NAME "chacha20"
+#include "cmptest.h"
+
+static void tv(void)
+{
+    static struct {
+        const char *key_hex;
+        const char *nonce_hex;
+    } tests[] = {
+        {"0000000000000000000000000000000000000000000000000000000000000000","0000000000000000"},
+        {"0000000000000000000000000000000000000000000000000000000000000001","0000000000000000"},
+        {"0000000000000000000000000000000000000000000000000000000000000000","0000000000000001"},
+        {"0000000000000000000000000000000000000000000000000000000000000000","0100000000000000"},
+        {"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f","0001020304050607"}
+    };
+    unsigned char key[crypto_stream_chacha20_KEYBYTES];
+    unsigned char nonce[crypto_stream_chacha20_NONCEBYTES];
+    unsigned char out[60];
+    char          out_hex[60 * 2 + 1];
+    size_t        i = 0U;
+
+    do {
+        sodium_hex2bin((unsigned char *) key, sizeof key,
+                       tests[i].key_hex, strlen(tests[i].key_hex),
+                       NULL, NULL, NULL);
+        sodium_hex2bin(nonce, sizeof nonce,
+                       tests[i].nonce_hex, strlen(tests[i].nonce_hex),
+                       NULL, NULL, NULL);
+        crypto_stream_chacha20(out, sizeof out, nonce, key);
+        sodium_bin2hex(out_hex, sizeof out_hex, out, sizeof out);
+        printf("[%s]\n", out_hex);
+    } while (++i < (sizeof tests) / (sizeof tests[0]));
+};
+
+int main(void)
+{
+    tv();
+
+    return 0;    
+}
+