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Tests for choosing which guard_selection to use

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This commit is contained in:
Nick Mathewson 2016-11-30 14:11:36 -05:00
parent d9f010db84
commit 72dc2ae319
1 changed files with 43 additions and 0 deletions
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43
src/test/test_entrynodes.c
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@ -1527,6 +1527,48 @@ test_entry_guard_get_guard_selection_by_name(void *arg)
entry_guards_free_all();
}
static void
test_entry_guard_choose_selection_initial(void *arg)
{
/* Tests for picking our initial guard selection (based on having had
* no previous selection */
(void)arg;
guard_selection_type_t type = GS_TYPE_INFER;
const char *name = choose_guard_selection(get_options(),
dummy_consensus, NULL, &type);
tt_str_op(name, OP_EQ, "default");
tt_int_op(type, OP_EQ, GS_TYPE_NORMAL);
/* If we're using bridges, we get the bridge selection. */
get_options_mutable()->UseBridges = 1;
name = choose_guard_selection(get_options(),
dummy_consensus, NULL, &type);
tt_str_op(name, OP_EQ, "bridges");
tt_int_op(type, OP_EQ, GS_TYPE_BRIDGE);
get_options_mutable()->UseBridges = 0;
/* If we're using legacy guards, we get the legacy selection */
get_options_mutable()->UseDeprecatedGuardAlgorithm = 1;
name = choose_guard_selection(get_options(),
dummy_consensus, NULL, &type);
tt_str_op(name, OP_EQ, "legacy");
tt_int_op(type, OP_EQ, GS_TYPE_LEGACY);
get_options_mutable()->UseDeprecatedGuardAlgorithm = 0;
/* If we discard >99% of our guards, though, we should be in the restricted
* set. */
tt_assert(get_options_mutable()->EntryNodes == NULL);
get_options_mutable()->EntryNodes = routerset_new();
routerset_parse(get_options_mutable()->EntryNodes, "1.0.0.0/8", "foo");
name = choose_guard_selection(get_options(),
dummy_consensus, NULL, &type);
tt_str_op(name, OP_EQ, "restricted");
tt_int_op(type, OP_EQ, GS_TYPE_RESTRICTED);
done:
;
}
static void
test_entry_guard_add_single_guard(void *arg)
{
@ -3360,6 +3402,7 @@ struct testcase_t entrynodes_tests[] = {
test_entry_guard_parse_from_state_broken, TT_FORK, NULL, NULL },
{ "get_guard_selection_by_name",
test_entry_guard_get_guard_selection_by_name, TT_FORK, NULL, NULL },
BFN_TEST(choose_selection_initial),
BFN_TEST(add_single_guard),
BFN_TEST(node_filter),
BFN_TEST(expand_sample),