test/libalias: Tests for instantiation
In order to modify libalias for performance, the existing functionality must not change. Enforce this. Reviewed by: kp MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D30307
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@ -5,6 +5,8 @@ PACKAGE= tests
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TESTSDIR= ${TESTSBASE}/sys/netinet
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BINDIR= ${TESTSDIR}
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TESTS_SUBDIRS+= libalias
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ATF_TESTS_C= ip_reass_test \
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so_reuseport_lb_test \
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socket_afinet \
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95
tests/sys/netinet/libalias/1_instance.c
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95
tests/sys/netinet/libalias/1_instance.c
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@ -0,0 +1,95 @@
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#include <atf-c.h>
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#include <alias.h>
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#include <stdio.h>
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#include <stdlib.h>
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static int randcmp(const void *a, const void *b) {
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int res, r = rand();
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(void)a;
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(void)b;
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res = (r/4 < RAND_MAX/9) ? 1
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: (r/5 < RAND_MAX/9) ? 0
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: -1;
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return (res);
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}
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ATF_TC(2_destroynull);
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ATF_TC_HEAD(2_destroynull, env)
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{
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atf_tc_set_md_var(env, "descr", "Destroy the NULL instance");
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}
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ATF_TC_BODY(2_destroynull, dummy)
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{
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atf_tc_expect_death("Code expects valid pointer.");
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LibAliasUninit(NULL);
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}
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ATF_TC(1_singleinit);
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ATF_TC_HEAD(1_singleinit, env)
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{
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atf_tc_set_md_var(env, "descr", "Create an instance");
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}
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ATF_TC_BODY(1_singleinit, dummy)
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{
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struct libalias *la;
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la = LibAliasInit(NULL);
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ATF_CHECK_MSG(la != NULL, "Creating an instance failed.");
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LibAliasUninit(la);
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}
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ATF_TC(3_multiinit);
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ATF_TC_HEAD(3_multiinit, env)
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{
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atf_tc_set_md_var(env, "descr", "Recreate an instance multiple times");
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}
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ATF_TC_BODY(3_multiinit, dummy)
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{
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struct libalias *la;
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int i;
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la = LibAliasInit(NULL);
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for(i = 1; i < 30; i++) {
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struct libalias *lo = la;
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la = LibAliasInit(la);
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ATF_CHECK_MSG(la == lo, "Recreating moved the instance around: %d", i);
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}
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LibAliasUninit(la);
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}
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ATF_TC(4_multiinstance);
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ATF_TC_HEAD(4_multiinstance, env)
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{
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atf_tc_set_md_var(env, "descr", "Create and destoy multiple instances.");
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}
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ATF_TC_BODY(4_multiinstance, dummy)
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{
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struct libalias *la[300];
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int const num_instances = sizeof(la) / sizeof(*la);
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int i;
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for (i = 0; i < num_instances; i++) {
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la[i] = LibAliasInit(NULL);
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ATF_CHECK_MSG(la[i] != NULL, "Creating instance %d failed.", i);
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}
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qsort(la, num_instances, sizeof(*la), randcmp);
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for (i = 0; i < num_instances; i++)
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LibAliasUninit(la[i]);
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}
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ATF_TP_ADD_TCS(instance)
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{
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/* Use "dd if=/dev/random bs=2 count=1 | od -x" to reproduce */
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srand(0x5ac4);
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ATF_TP_ADD_TC(instance, 2_destroynull);
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ATF_TP_ADD_TC(instance, 1_singleinit);
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ATF_TP_ADD_TC(instance, 3_multiinit);
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ATF_TP_ADD_TC(instance, 4_multiinstance);
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return atf_no_error();
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}
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26
tests/sys/netinet/libalias/Makefile
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26
tests/sys/netinet/libalias/Makefile
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@ -0,0 +1,26 @@
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# $FreeBSD$
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.include <bsd.own.mk>
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PACKAGE= tests
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TESTSDIR= ${TESTSBASE}/sys/netinet/libalias
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BINDIR= ${TESTSDIR}
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ATF_TESTS_C+= 1_instance
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LIBADD+= alias
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.include <bsd.test.mk>
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#
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# Testing during development
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#
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test: all
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cd ${.OBJDIR}; kyua test
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report:
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cd ${.OBJDIR}; kyua report
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report-v:
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cd ${.OBJDIR}; kyua report --verbose
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