From be3c5e22c6682989279501054978ee7e7f68b335 Mon Sep 17 00:00:00 2001
From: namark <namark@disroot.org>
Date: Tue, 13 Oct 2020 04:33:45 +0400
Subject: [PATCH] carcdr empty list (nil) test.

---
 unit_tests/carcdr.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/unit_tests/carcdr.cpp b/unit_tests/carcdr.cpp
index e31fe9d..4ac8f2a 100644
--- a/unit_tests/carcdr.cpp
+++ b/unit_tests/carcdr.cpp
@@ -12,5 +12,7 @@ int main()
 	static_assert(car<lisp_list<int>, 0, 321> == 321);
 	static_assert(car<ints, 10, -9517> == -9517); // *shrug*
 
+	static_assert(std::is_same_v<cdr<cdr<cdr<cdr<ints>>>>, lisp_list<int>>);
+
 	return 0;
 }
-- 
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