1 files changed, 68 insertions, 0 deletions
diff --git a/lib/generic/test_pack.c b/lib/generic/test_pack.c
new file mode 100644
index 0000000..e1c1ab5
--- /dev/null
+++ b/lib/generic/test_pack.c
@@ -0,0 +1,68 @@
+/*  Copyright (C) CZ.NIC, z.s.p.o. <knot-resolver@labs.nic.cz>
+ *  SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include "tests/unit/test.h"
+#include "lib/generic/pack.h"
+
+#define U8(x) (const uint8_t *)(x)
+knot_mm_t global_mm;
+
+static void test_pack_std(void **state)
+{
+	int ret = 0;
+	pack_t pack;
+	pack_init(pack);
+	assert_int_equal(pack.len, 0);
+
+	/* Test that iterator on empty pack works */
+	assert_null(pack_head(pack));
+	assert_null(pack_tail(pack));
+	assert_null(pack_obj_find(&pack, U8(""), 1));
+	assert_int_equal(pack_obj_len(pack_head(pack)), 0);
+	assert_int_equal(pack_obj_del(&pack, U8(""), 1), -1);
+
+	/* Push/delete without reservation. */
+	assert_int_not_equal(pack_obj_push(&pack, U8(""), 1), 0);
+	assert_int_not_equal(pack_obj_del(&pack, U8(""), 1), 0);
+
+	/* Reserve capacity and fill. */
+	assert_true(pack_reserve(pack, 10, 10 * 2) >= 0);
+	for (unsigned i = 0; i < 10; ++i) {
+		ret = pack_obj_push(&pack, U8("de"), 2);
+		assert_true(ret >= 0);
+	}
+
+	/* Iterate */
+	uint8_t *it = pack_head(pack);
+	assert_non_null(it);
+	while (it != pack_tail(pack)) {
+		assert_int_equal(pack_obj_len(it), 2);
+		assert_true(memcmp(pack_obj_val(it), "de", 2) == 0);
+		it = pack_obj_next(it);
+	}
+
+	/* Find */
+	it = pack_obj_find(&pack, U8("de"), 2);
+	assert_non_null(it);
+	it = pack_obj_find(&pack, U8("ed"), 2);
+	assert_null(it);
+
+	/* Delete */
+	assert_int_not_equal(pack_obj_del(&pack, U8("be"), 2), 0);
+	assert_int_equal(pack_obj_del(&pack, U8("de"), 2), 0);
+	assert_int_equal(pack.len, 9*(2+2)); /* 9 objects, length=2 */
+
+	pack_clear(pack);
+}
+
+int main(void)
+{
+	test_mm_ctx_init(&global_mm);
+
+	const UnitTest tests[] = {
+		unit_test(test_pack_std),
+	};
+
+	return run_tests(tests);
+}