1 files changed, 137 insertions, 0 deletions
diff --git a/lib/isc/tests/queue_test.c b/lib/isc/tests/queue_test.c
new file mode 100644
index 0000000..843e641
--- /dev/null
+++ b/lib/isc/tests/queue_test.c
@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/*! \file */
+
+#include <config.h>
+
+#include <atf-c.h>
+
+#include <unistd.h>
+#include <time.h>
+
+#include <isc/queue.h>
+
+#include "isctest.h"
+
+typedef struct item item_t;
+struct item {
+	int 			value;
+	ISC_QLINK(item_t)	qlink;
+};
+
+typedef ISC_QUEUE(item_t) item_queue_t;
+
+static void
+item_init(item_t *item, int value) {
+	item->value = value;
+	ISC_QLINK_INIT(item, qlink);
+}
+
+/*
+ * Individual unit tests
+ */
+
+/* Test UDP sendto/recv (IPv4) */
+ATF_TC(queue_valid);
+ATF_TC_HEAD(queue_valid, tc) {
+	atf_tc_set_md_var(tc, "descr", "Check queue validity");
+}
+ATF_TC_BODY(queue_valid, tc) {
+	isc_result_t result;
+	item_queue_t queue;
+	item_t one, two, three, four, five;
+	item_t *p;
+
+	UNUSED(tc);
+
+	ISC_QUEUE_INIT(queue, qlink);
+
+	item_init(&one, 1);
+	item_init(&two, 2);
+	item_init(&three, 3);
+	item_init(&four, 4);
+	item_init(&five, 5);
+
+	result = isc_test_begin(NULL, true, 0);
+	ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
+
+	ATF_CHECK(ISC_QUEUE_EMPTY(queue));
+
+	ISC_QUEUE_POP(queue, qlink, p);
+	ATF_CHECK(p == NULL);
+
+	ATF_CHECK(! ISC_QLINK_LINKED(&one, qlink));
+	ISC_QUEUE_PUSH(queue, &one, qlink);
+	ATF_CHECK(ISC_QLINK_LINKED(&one, qlink));
+
+	ATF_CHECK(! ISC_QUEUE_EMPTY(queue));
+
+	ISC_QUEUE_POP(queue, qlink, p);
+	ATF_REQUIRE(p != NULL);
+	ATF_CHECK_EQ(p->value, 1);
+	ATF_CHECK(ISC_QUEUE_EMPTY(queue));
+	ATF_CHECK(! ISC_QLINK_LINKED(p, qlink));
+
+	ISC_QUEUE_PUSH(queue, p, qlink);
+	ATF_CHECK(! ISC_QUEUE_EMPTY(queue));
+	ATF_CHECK(ISC_QLINK_LINKED(p, qlink));
+
+	ATF_CHECK(! ISC_QLINK_LINKED(&two, qlink));
+	ISC_QUEUE_PUSH(queue, &two, qlink);
+	ATF_CHECK(ISC_QLINK_LINKED(&two, qlink));
+
+	ATF_CHECK(! ISC_QLINK_LINKED(&three, qlink));
+	ISC_QUEUE_PUSH(queue, &three, qlink);
+	ATF_CHECK(ISC_QLINK_LINKED(&three, qlink));
+
+	ATF_CHECK(! ISC_QLINK_LINKED(&four, qlink));
+	ISC_QUEUE_PUSH(queue, &four, qlink);
+	ATF_CHECK(ISC_QLINK_LINKED(&four, qlink));
+
+	ATF_CHECK(! ISC_QLINK_LINKED(&five, qlink));
+	ISC_QUEUE_PUSH(queue, &five, qlink);
+	ATF_CHECK(ISC_QLINK_LINKED(&five, qlink));
+
+	/* Test unlink by removing one item from the middle */
+	ISC_QUEUE_UNLINK(queue, &three, qlink);
+
+	ISC_QUEUE_POP(queue, qlink, p);
+	ATF_REQUIRE(p != NULL);
+	ATF_CHECK_EQ(p->value, 1);
+
+	ISC_QUEUE_POP(queue, qlink, p);
+	ATF_REQUIRE(p != NULL);
+	ATF_CHECK_EQ(p->value, 2);
+
+	ISC_QUEUE_POP(queue, qlink, p);
+	ATF_REQUIRE(p != NULL);
+	ATF_CHECK_EQ(p->value, 4);
+
+	ISC_QUEUE_POP(queue, qlink, p);
+	ATF_REQUIRE(p != NULL);
+	ATF_CHECK_EQ(p->value, 5);
+
+	ATF_CHECK(ISC_QUEUE_EMPTY(queue));
+
+	ISC_QUEUE_DESTROY(queue);
+	isc_test_end();
+}
+
+/*
+ * Main
+ */
+ATF_TP_ADD_TCS(tp) {
+	ATF_TP_ADD_TC(tp, queue_valid);
+
+	return (atf_no_error());
+}
+