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/* Copyright (c) 2014-2016, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file test_helpers.c
* \brief Some helper functions to avoid code duplication in unit tests.
*/
#define ROUTERLIST_PRIVATE
#include "orconfig.h"
#include "or.h"
#include "routerlist.h"
#include "nodelist.h"
#include "test.h"
#include "test_helpers.h"
#ifdef HAVE_CFLAG_WOVERLENGTH_STRINGS
DISABLE_GCC_WARNING(overlength-strings)
/* We allow huge string constants in the unit tests, but not in the code
* at large. */
#endif
#include "test_descriptors.inc"
#ifdef HAVE_CFLAG_WOVERLENGTH_STRINGS
ENABLE_GCC_WARNING(overlength-strings)
#endif
/* Return a statically allocated string representing yesterday's date
* in ISO format. We use it so that state file items are not found to
* be outdated. */
const char *
get_yesterday_date_str(void)
{
static char buf[ISO_TIME_LEN+1];
time_t yesterday = time(NULL) - 24*60*60;
format_iso_time(buf, yesterday);
return buf;
}
/* NOP replacement for router_descriptor_is_older_than() */
static int
router_descriptor_is_older_than_replacement(const routerinfo_t *router,
int seconds)
{
(void) router;
(void) seconds;
return 0;
}
/** Parse a file containing router descriptors and load them to our
routerlist. This function is used to setup an artificial network
so that we can conduct tests on it. */
void
helper_setup_fake_routerlist(void)
{
int retval;
routerlist_t *our_routerlist = NULL;
smartlist_t *our_nodelist = NULL;
/* Read the file that contains our test descriptors. */
/* We need to mock this function otherwise the descriptors will not
accepted as they are too old. */
MOCK(router_descriptor_is_older_than,
router_descriptor_is_older_than_replacement);
/* Load all the test descriptors to the routerlist. */
retval = router_load_routers_from_string(TEST_DESCRIPTORS,
NULL, SAVED_IN_JOURNAL,
NULL, 0, NULL);
tt_int_op(retval, ==, HELPER_NUMBER_OF_DESCRIPTORS);
/* Sanity checking of routerlist and nodelist. */
our_routerlist = router_get_routerlist();
tt_int_op(smartlist_len(our_routerlist->routers), ==,
HELPER_NUMBER_OF_DESCRIPTORS);
routerlist_assert_ok(our_routerlist);
our_nodelist = nodelist_get_list();
tt_int_op(smartlist_len(our_nodelist), ==, HELPER_NUMBER_OF_DESCRIPTORS);
/* Mark all routers as non-guards but up and running! */
SMARTLIST_FOREACH_BEGIN(our_nodelist, node_t *, node) {
node->is_running = 1;
node->is_valid = 1;
node->is_possible_guard = 0;
} SMARTLIST_FOREACH_END(node);
done:
UNMOCK(router_descriptor_is_older_than);
}
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