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Add a unit test for dropguards

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This commit is contained in:
Nick Mathewson 2017-01-02 10:45:32 -05:00
parent 818b44cc7c
commit 12efa1f1cc
1 changed files with 30 additions and 0 deletions
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30
src/test/test_entrynodes.c
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@ -2194,6 +2194,35 @@ test_entry_guard_select_and_cancel(void *arg)
circuit_guard_state_free(guard);
}
static void
test_entry_guard_drop_guards(void *arg)
{
(void) arg;
int r;
const node_t *node = NULL;
circuit_guard_state_t *guard;
guard_selection_t *gs = get_guard_selection_info();
// Pick a guard, to get things set up.
r = entry_guard_pick_for_circuit(gs, GUARD_USAGE_TRAFFIC, NULL,
&node, &guard);
tt_int_op(r, OP_EQ, 0);
tt_int_op(smartlist_len(gs->sampled_entry_guards), OP_GE,
DFLT_MIN_FILTERED_SAMPLE_SIZE);
tt_ptr_op(gs, OP_EQ, get_guard_selection_info());
// Drop all the guards! (This is a bad idea....)
remove_all_entry_guards_for_guard_selection(gs);
gs = get_guard_selection_info();
tt_int_op(smartlist_len(gs->sampled_entry_guards), OP_EQ, 0);
tt_int_op(smartlist_len(gs->primary_entry_guards), OP_EQ, 0);
tt_int_op(smartlist_len(gs->confirmed_entry_guards), OP_EQ, 0);
done:
circuit_guard_state_free(guard);
guard_selection_free(gs);
}
/* Unit test setup function: Create a fake network, and set everything up
* for testing the upgrade-a-waiting-circuit code. */
typedef struct {
@ -2667,6 +2696,7 @@ struct testcase_t entrynodes_tests[] = {
BFN_TEST(select_for_circuit_highlevel_confirm_other),
BFN_TEST(select_for_circuit_highlevel_primary_retry),
BFN_TEST(select_and_cancel),
BFN_TEST(drop_guards),
UPGRADE_TEST(upgrade_a_circuit, "c1-done c2-done"),
UPGRADE_TEST(upgrade_blocked_by_live_primary_guards, "c1-done c2-done"),