From 8b4ddcfbe44dd936f01dbce5dc9836eadd061015 Mon Sep 17 00:00:00 2001
From: claudio <claudio@openbsd.org>
Date: Fri, 7 Sep 2018 08:40:00 +0000
Subject: [PATCH] Add a basic unittest for the as_set_* functions

---
 regress/usr.sbin/bgpd/Makefile                |  4 +-
 regress/usr.sbin/bgpd/unittests/Makefile      | 16 ++++
 .../usr.sbin/bgpd/unittests/rde_sets_test.c   | 73 +++++++++++++++++++
 3 files changed, 91 insertions(+), 2 deletions(-)
 create mode 100644 regress/usr.sbin/bgpd/unittests/Makefile
 create mode 100644 regress/usr.sbin/bgpd/unittests/rde_sets_test.c

diff --git a/regress/usr.sbin/bgpd/Makefile b/regress/usr.sbin/bgpd/Makefile
index 7c49f201edf..46f53339989 100644
--- a/regress/usr.sbin/bgpd/Makefile
+++ b/regress/usr.sbin/bgpd/Makefile
@@ -1,6 +1,6 @@
-# $OpenBSD: Makefile,v 1.4 2018/09/07 08:38:35 claudio Exp $
+# $OpenBSD: Makefile,v 1.5 2018/09/07 08:40:00 claudio Exp $
 
 SUBDIR += config
-#SUBDIR += unittests
+SUBDIR += unittests
 
 .include <bsd.subdir.mk>
diff --git a/regress/usr.sbin/bgpd/unittests/Makefile b/regress/usr.sbin/bgpd/unittests/Makefile
new file mode 100644
index 00000000000..be781d858e2
--- /dev/null
+++ b/regress/usr.sbin/bgpd/unittests/Makefile
@@ -0,0 +1,16 @@
+# $OpenBSD: Makefile,v 1.1 2018/09/07 08:40:00 claudio Exp $
+
+.PATH:		${.CURDIR}/../../../../usr.sbin/bgpd
+
+REGRESS_TARGETS = run-regress-rde_sets_test
+
+PROG=	rde_sets_test
+SRCS=	rde_sets_test.c rde_sets.c
+CFLAGS+= -I${.CURDIR} -I${.CURDIR}/../../../../usr.sbin/bgpd
+LDADD= -lutil
+DPADD+= ${LIBUTIL}
+
+run-regress-rde_sets_test: ${PROG}
+	./${PROG}
+
+.include <bsd.regress.mk>
diff --git a/regress/usr.sbin/bgpd/unittests/rde_sets_test.c b/regress/usr.sbin/bgpd/unittests/rde_sets_test.c
new file mode 100644
index 00000000000..9481495bcec
--- /dev/null
+++ b/regress/usr.sbin/bgpd/unittests/rde_sets_test.c
@@ -0,0 +1,73 @@
+/*	$OpenBSD: rde_sets_test.c,v 1.1 2018/09/07 08:40:00 claudio Exp $ */
+
+/*
+ * Copyright (c) 2018 Claudio Jeker <claudio@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#include <sys/types.h>
+#include <sys/queue.h>
+
+#include <stdio.h>
+#include <err.h>
+
+#include "rde.h"
+
+u_int32_t va[] = { 19, 14, 32, 76, 125 };
+u_int32_t vaa[] = { 125, 14, 76, 32, 19 };
+u_int32_t vb[] = { 256, 1024, 512, 4096, 2048, 512 };
+
+int
+main(int argc, char **argv)
+{
+	struct as_set *a, *aa, *b;
+	size_t i;
+
+	a = as_set_new("a", sizeof(va) / sizeof(va[0]));
+	if (a == NULL)
+		err(1, "as_set_new a");
+	if (as_set_add(a, va, sizeof(va) / sizeof(va[0])) != 0)
+		err(1, "as_set_add a");
+
+	aa = as_set_new("aa", 0);
+	if (aa == NULL)
+		err(1, "as_set_new aa");
+	if (as_set_add(aa, vaa, sizeof(vaa) / sizeof(vaa[0])) != 0)
+		err(1, "as_set_add aa");
+
+	b = as_set_new("b", 0);
+	if (b == NULL)
+		err(1, "as_set_new b");
+	if (as_set_add(b, vb, sizeof(vb) / sizeof(vb[0])) != 0)
+		err(1, "as_set_add b");
+
+	as_set_prep(a);
+	as_set_prep(aa);
+	as_set_prep(b);
+
+	if (!as_set_equal(a, aa))
+		errx(1, "as_set_equal(a, aa) non equal");
+	if (as_set_equal(a, b))
+		errx(1, "as_set_equal(a, b) equal");
+
+	for (i = 0; i < sizeof(va) / sizeof(va[0]); i++)
+		if (!as_set_match(a, va[i]))
+			errx(1, "as_set_match(a, %u) failed to match", va[i]);
+	for (i = 0; i < sizeof(vb) / sizeof(vb[0]); i++)
+		if (as_set_match(a, vb[i]))
+			errx(1, "as_set_match(a, %u) matched but shouldn't",
+			    vb[i]);
+	
+	printf("OK\n");
+	return 0;
+}
-- 
2.20.1