Adding upstream version 9.1.upstream/9.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 186 insertions, 0 deletions

diff --git a/tests/lib/test_nexthop.c b/tests/lib/test_nexthop.c
new file mode 100644
index 0000000..84732d6
--- /dev/null
+++ b/tests/lib/test_nexthop.c
@@ -0,0 +1,186 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Nexthop module test.
+ *
+ * Copyright (C) 2021 by Volta Networks, Inc.
+ */
+
+#include <zebra.h>
+#include <nexthop.h>
+
+static bool verbose;
+
+static void test_run_first(void)
+{
+	int ret, i;
+	struct nexthop *nh1, *nh2;
+	struct in_addr addr;
+	struct in6_addr addr6;
+	mpls_label_t labels[MPLS_MAX_LABELS];
+
+	/* Test comparison apis */
+
+	/* ifindex comparisons */
+	nh1 = nexthop_from_ifindex(11, 0);
+	nh2 = nexthop_from_ifindex(12, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret < 0);
+
+	nexthop_free(nh1);
+	nh1 = nexthop_from_ifindex(12, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret == 0);
+
+	nexthop_free(nh1);
+	nexthop_free(nh2);
+
+	/* ipv4, vrf */
+	addr.s_addr = 0x04030201;
+	nh1 = nexthop_from_ipv4(&addr, NULL, 0);
+	nh2 = nexthop_from_ipv4(&addr, NULL, 111);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	nexthop_free(nh2);
+
+	addr.s_addr = 0x04030202;
+	nh2 = nexthop_from_ipv4(&addr, NULL, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	nexthop_free(nh2);
+
+	addr.s_addr = 0x04030201;
+	nh2 = nexthop_from_ipv4(&addr, NULL, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret == 0);
+
+	/* Weight */
+	nh2->weight = 20;
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	nexthop_free(nh1);
+	nexthop_free(nh2);
+
+	/* ipv6 */
+	memset(addr6.s6_addr, 0, sizeof(addr6.s6_addr));
+	nh1 = nexthop_from_ipv6(&addr6, 0);
+	nh2 = nexthop_from_ipv6(&addr6, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret == 0);
+
+	nexthop_free(nh2);
+
+	nh2 = nexthop_from_ipv6(&addr6, 1);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	nexthop_free(nh2);
+
+	addr6.s6_addr[14] = 1;
+	addr6.s6_addr[15] = 1;
+	nh2 = nexthop_from_ipv6(&addr6, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	nexthop_free(nh1);
+	nexthop_free(nh2);
+
+	/* Blackhole */
+	nh1 = nexthop_from_blackhole(BLACKHOLE_REJECT, 0);
+	nh2 = nexthop_from_blackhole(BLACKHOLE_REJECT, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret == 0);
+
+	nexthop_free(nh2);
+
+	nh2 = nexthop_from_blackhole(BLACKHOLE_NULL, 0);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	/* Labels */
+	addr.s_addr = 0x04030201;
+	nh1 = nexthop_from_ipv4(&addr, NULL, 0);
+	nh2 = nexthop_from_ipv4(&addr, NULL, 0);
+
+	memset(labels, 0, sizeof(labels));
+	labels[0] = 111;
+	labels[1] = 222;
+
+	nexthop_add_labels(nh1, ZEBRA_LSP_STATIC, 2, labels);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	nexthop_add_labels(nh2, ZEBRA_LSP_STATIC, 2, labels);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret == 0);
+
+	nexthop_free(nh2);
+
+	/* LSP type isn't included */
+	nh2 = nexthop_from_ipv4(&addr, NULL, 0);
+	nexthop_add_labels(nh2, ZEBRA_LSP_LDP, 2, labels);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret == 0);
+
+	nexthop_free(nh2);
+
+	labels[2] = 333;
+	nh2 = nexthop_from_ipv4(&addr, NULL, 0);
+	nexthop_add_labels(nh2, ZEBRA_LSP_LDP, 3, labels);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	nexthop_free(nh1);
+	nexthop_free(nh2);
+
+	nh1 = nexthop_from_ipv4(&addr, NULL, 0);
+	nh2 = nexthop_from_ipv4(&addr, NULL, 0);
+
+	for (i = 0; i < MPLS_MAX_LABELS; i++)
+		labels[i] = 111 * (i + 1);
+
+	nexthop_add_labels(nh1, ZEBRA_LSP_LDP, MPLS_MAX_LABELS, labels);
+	nexthop_add_labels(nh2, ZEBRA_LSP_LDP, MPLS_MAX_LABELS, labels);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret == 0);
+
+	nexthop_free(nh2);
+
+	/* Test very last label in stack */
+	labels[15] = 999;
+	nh2 = nexthop_from_ipv4(&addr, NULL, 0);
+	nexthop_add_labels(nh2, ZEBRA_LSP_LDP, MPLS_MAX_LABELS, labels);
+
+	ret = nexthop_cmp_basic(nh1, nh2);
+	assert(ret != 0);
+
+	/* End */
+	nexthop_free(nh1);
+	nexthop_free(nh2);
+}
+
+int main(int argc, char **argv)
+{
+	if (argc >= 2 && !strcmp("-v", argv[1]))
+		verbose = true;
+	test_run_first();
+	printf("Simple test passed.\n");
+}