1 files changed, 45 insertions, 0 deletions
diff --git a/lib/dpkg/t/t-macros.c b/lib/dpkg/t/t-macros.c
new file mode 100644
index 0000000..9f4eaa1
--- /dev/null
+++ b/lib/dpkg/t/t-macros.c
@@ -0,0 +1,45 @@
+/*
+ * libdpkg - Debian packaging suite library routines
+ * t-macros.c - test C support macros
+ *
+ * Copyright © 2009,2012 Guillem Jover <guillem@debian.org>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <compat.h>
+
+#include <dpkg/test.h>
+#include <dpkg/macros.h>
+
+TEST_ENTRY(test)
+{
+	test_plan(12);
+
+	test_pass(min(10, 30) == 10);
+	test_pass(min(30, 10) == 10);
+	test_pass(min(0, 10) == 0);
+	test_pass(min(-10, 0) == -10);
+
+	test_pass(max(10, 30) == 30);
+	test_pass(max(30, 10) == 30);
+	test_pass(max(0, 10) == 10);
+	test_pass(max(-10, 0) == 0);
+
+	test_pass(clamp(0, 0, 0) == 0);
+	test_pass(clamp(0, -10, 10) == 0);
+	test_pass(clamp(20, -10, 10) == 10);
+	test_pass(clamp(-20, -10, 10) == -10);
+}