commit 12efa1f1cc57ddbd64ab446d00ac6dae668110cc Author: Nick Mathewson nickm@torproject.org Date: Mon Jan 2 10:45:32 2017 -0500
Add a unit test for dropguards --- src/test/test_entrynodes.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)
diff --git a/src/test/test_entrynodes.c b/src/test/test_entrynodes.c index 031177e..bcb56e3 100644 --- a/src/test/test_entrynodes.c +++ b/src/test/test_entrynodes.c @@ -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"),