forked from Mirror/frr
tests: add unit test for nexthop comparisons
Add a nexthop unit test module, just exercising the 'basic' comparison api for now. Signed-off-by: Mark Stapp <mjs@voltanet.io>
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Mark Stapp
parent
338ec3b867
commit
403e26cd03
201
tests/lib/test_nexthop.c
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201
tests/lib/test_nexthop.c
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/*
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* Nexthop module test.
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*
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* Copyright (C) 2021 by Volta Networks, Inc.
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*
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* This file is part of FRR.
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*
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* FRR is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* FRR is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <zebra.h>
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#include <nexthop.h>
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static bool verbose;
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static void test_run_first(void)
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{
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int ret, i;
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struct nexthop *nh1, *nh2;
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struct in_addr addr;
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struct in6_addr addr6;
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mpls_label_t labels[MPLS_MAX_LABELS];
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/* Test comparison apis */
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/* ifindex comparisons */
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nh1 = nexthop_from_ifindex(11, 0);
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nh2 = nexthop_from_ifindex(12, 0);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret < 0);
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nexthop_free(nh1);
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nh1 = nexthop_from_ifindex(12, 0);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret == 0);
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nexthop_free(nh1);
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nexthop_free(nh2);
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/* ipv4, vrf */
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addr.s_addr = 0x04030201;
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nh1 = nexthop_from_ipv4(&addr, NULL, 0);
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nh2 = nexthop_from_ipv4(&addr, NULL, 111);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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nexthop_free(nh2);
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addr.s_addr = 0x04030202;
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nh2 = nexthop_from_ipv4(&addr, NULL, 0);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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nexthop_free(nh2);
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addr.s_addr = 0x04030201;
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nh2 = nexthop_from_ipv4(&addr, NULL, 0);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret == 0);
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/* Weight */
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nh2->weight = 20;
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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nexthop_free(nh1);
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nexthop_free(nh2);
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/* ipv6 */
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memset(addr6.s6_addr, 0, sizeof(addr6.s6_addr));
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nh1 = nexthop_from_ipv6(&addr6, 0);
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nh2 = nexthop_from_ipv6(&addr6, 0);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret == 0);
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nexthop_free(nh2);
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nh2 = nexthop_from_ipv6(&addr6, 1);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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nexthop_free(nh2);
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addr6.s6_addr[14] = 1;
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addr6.s6_addr[15] = 1;
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nh2 = nexthop_from_ipv6(&addr6, 0);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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nexthop_free(nh1);
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nexthop_free(nh2);
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/* Blackhole */
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nh1 = nexthop_from_blackhole(BLACKHOLE_REJECT);
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nh2 = nexthop_from_blackhole(BLACKHOLE_REJECT);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret == 0);
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nexthop_free(nh2);
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nh2 = nexthop_from_blackhole(BLACKHOLE_NULL);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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/* Labels */
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addr.s_addr = 0x04030201;
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nh1 = nexthop_from_ipv4(&addr, NULL, 0);
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nh2 = nexthop_from_ipv4(&addr, NULL, 0);
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memset(labels, 0, sizeof(labels));
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labels[0] = 111;
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labels[1] = 222;
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nexthop_add_labels(nh1, ZEBRA_LSP_STATIC, 2, labels);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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nexthop_add_labels(nh2, ZEBRA_LSP_STATIC, 2, labels);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret == 0);
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nexthop_free(nh2);
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/* LSP type isn't included */
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nh2 = nexthop_from_ipv4(&addr, NULL, 0);
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nexthop_add_labels(nh2, ZEBRA_LSP_LDP, 2, labels);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret == 0);
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nexthop_free(nh2);
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labels[2] = 333;
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nh2 = nexthop_from_ipv4(&addr, NULL, 0);
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nexthop_add_labels(nh2, ZEBRA_LSP_LDP, 3, labels);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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nexthop_free(nh1);
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nexthop_free(nh2);
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nh1 = nexthop_from_ipv4(&addr, NULL, 0);
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nh2 = nexthop_from_ipv4(&addr, NULL, 0);
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for (i = 0; i < MPLS_MAX_LABELS; i++)
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labels[i] = 111 * (i + 1);
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nexthop_add_labels(nh1, ZEBRA_LSP_LDP, MPLS_MAX_LABELS, labels);
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nexthop_add_labels(nh2, ZEBRA_LSP_LDP, MPLS_MAX_LABELS, labels);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret == 0);
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nexthop_free(nh2);
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/* Test very last label in stack */
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labels[15] = 999;
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nh2 = nexthop_from_ipv4(&addr, NULL, 0);
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nexthop_add_labels(nh2, ZEBRA_LSP_LDP, MPLS_MAX_LABELS, labels);
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ret = nexthop_cmp_basic(nh1, nh2);
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assert(ret != 0);
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/* End */
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nexthop_free(nh1);
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nexthop_free(nh2);
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}
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int main(int argc, char **argv)
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{
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if (argc >= 2 && !strcmp("-v", argv[1]))
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verbose = true;
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test_run_first();
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printf("Simple test passed.\n");
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}
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8
tests/lib/test_nexthop.py
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8
tests/lib/test_nexthop.py
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@ -0,0 +1,8 @@
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import frrtest
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class TestNexthopIter(frrtest.TestMultiOut):
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program = "./test_nexthop"
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TestNexthopIter.onesimple("Simple test passed.")
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@ -76,6 +76,7 @@ check_PROGRAMS = \
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tests/lib/test_idalloc \
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tests/lib/test_memory \
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tests/lib/test_nexthop_iter \
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tests/lib/test_nexthop \
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tests/lib/test_ntop \
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tests/lib/test_prefix2str \
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tests/lib/test_printfrr \
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@ -293,6 +294,10 @@ tests_lib_test_nexthop_iter_CFLAGS = $(TESTS_CFLAGS)
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tests_lib_test_nexthop_iter_CPPFLAGS = $(TESTS_CPPFLAGS)
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tests_lib_test_nexthop_iter_LDADD = $(ALL_TESTS_LDADD)
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tests_lib_test_nexthop_iter_SOURCES = tests/lib/test_nexthop_iter.c tests/helpers/c/prng.c
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tests_lib_test_nexthop_CFLAGS = $(TESTS_CFLAGS)
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tests_lib_test_nexthop_CPPFLAGS = $(TESTS_CPPFLAGS)
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tests_lib_test_nexthop_LDADD = $(ALL_TESTS_LDADD)
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tests_lib_test_nexthop_SOURCES = tests/lib/test_nexthop.c
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tests_lib_test_ntop_CFLAGS = $(TESTS_CFLAGS)
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tests_lib_test_ntop_CPPFLAGS = $(CPPFLAGS_BASE) # no assert override
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tests_lib_test_ntop_LDADD = # none
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@ -412,6 +417,7 @@ EXTRA_DIST += \
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tests/lib/test_assert.py \
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tests/lib/test_atomlist.py \
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tests/lib/test_nexthop_iter.py \
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tests/lib/test_nexthop.py \
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tests/lib/test_ntop.py \
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tests/lib/test_prefix2str.py \
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tests/lib/test_printfrr.py \
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