add tests

1 files changed, 1 insertions, 1 deletions

diff --git a/src/prelude.c b/src/prelude.c
index f810262..1389f28 100644
--- a/src/prelude.c
+++ b/src/prelude.c
@@ -1,6 +1,6 @@
 
 #include "prelude.h"
 
-const char *bamboo_lisp_prelude = "(defvar nil \'())\n\n(defvar pi 3.1415926)\n\n(defmacro incq (i)\n  `(setq ,i (+ ,i 1)))\n\n(defmacro decq (i)\n  `(setq ,i (- ,i 1)))\n\n(defun zerop (x) (= x 0))\n";
+const char *bamboo_lisp_prelude = "(defvar nil \'())\n\n(defvar pi 3.1415926)\n\n(defmacro incq (i)\n  `(setq ,i (+ ,i 1)))\n\n(defmacro decq (i)\n  `(setq ,i (- ,i 1)))\n\n(defun zerop (x) (= x 0))\n\n(defmacro when (pred . body)\n  `(if ,pred\n     (progn ,@body)\n     nil))\n\n(defmacro unless (pred . body)\n  `(if ,pred\n     nil\n     (progn ,@body)))\n";