diff options
Diffstat (limited to 'src/test/test_circuitbuild.c')
| -rw-r--r-- | src/test/test_circuitbuild.c | 464 |
1 files changed, 449 insertions, 15 deletions
diff --git a/src/test/test_circuitbuild.c b/src/test/test_circuitbuild.c index 03fd176ead..299908ce82 100644 --- a/src/test/test_circuitbuild.c +++ b/src/test/test_circuitbuild.c @@ -19,6 +19,7 @@ #include "core/or/channel.h" #include "core/or/circuitbuild.h" #include "core/or/circuitlist.h" +#include "core/or/circuituse.h" #include "core/or/onion.h" #include "core/or/cell_st.h" @@ -29,11 +30,13 @@ #include "feature/client/entrynodes.h" #include "feature/nodelist/nodelist.h" +#include "feature/nodelist/node_select.h" #include "feature/relay/circuitbuild_relay.h" #include "feature/relay/router.h" #include "feature/relay/routermode.h" #include "feature/nodelist/node_st.h" +#include "feature/nodelist/routerinfo_st.h" /* Dummy nodes smartlist for testing */ static smartlist_t dummy_nodes; @@ -279,10 +282,10 @@ mock_node_get_by_id(const char *identity_digest) return mocked_node; } -static int mocked_supports_ed25519_link_authentication = 0; -static int +static bool mocked_supports_ed25519_link_authentication = 0; +static bool mock_node_supports_ed25519_link_authentication(const node_t *node, - int compatible_with_us) + bool compatible_with_us) { (void)node; (void)compatible_with_us; @@ -821,6 +824,75 @@ test_circuit_extend_lspec_valid(void *arg) tor_free(p_chan); } +#define NODE_SET_IPV4(node, ipv4_addr_str, ipv4_port) { \ + tor_addr_parse(&node->ri->ipv4_addr, ipv4_addr_str); \ + node->ri->ipv4_orport = ipv4_port; \ + } + +#define NODE_CLEAR_IPV4(node) { \ + tor_addr_make_unspec(&node->ri->ipv4_addr); \ + node->ri->ipv4_orport = 0; \ + } + +#define NODE_SET_IPV6(node, ipv6_addr_str, ipv6_port) { \ + tor_addr_parse(&node->ri->ipv6_addr, ipv6_addr_str); \ + node->ri->ipv6_orport = ipv6_port; \ + } + +/* Test the different cases in circuit_extend_add_ed25519_helper(). */ +static void +test_circuit_extend_add_ip(void *arg) +{ + (void) arg; + tor_addr_t ipv4_tmp; + extend_cell_t *ec = tor_malloc_zero(sizeof(extend_cell_t)); + extend_cell_t *old_ec = tor_malloc_zero(sizeof(extend_cell_t)); + + node_t *fake_node = tor_malloc_zero(sizeof(node_t)); + routerinfo_t *ri = tor_malloc_zero(sizeof(routerinfo_t)); + + MOCK(node_get_by_id, mock_node_get_by_id); + + /* Set up the fake variables for the IPv4 test */ + fake_node->ri = ri; + mocked_node = fake_node; + memset(ec->node_id, 0xAA, sizeof(ec->node_id)); + memcpy(old_ec, ec, sizeof(extend_cell_t)); + NODE_SET_IPV4(fake_node, PUBLIC_IPV4, VALID_PORT); + + /* Do the IPv4 test */ + tt_int_op(circuit_extend_add_ipv4_helper(ec), OP_EQ, 0); + tor_addr_copy(&ipv4_tmp, &fake_node->ri->ipv4_addr); + /* The IPv4 should match */ + tt_int_op(tor_addr_compare(&ec->orport_ipv4.addr, &ipv4_tmp, CMP_SEMANTIC), + OP_EQ, 0); + tt_int_op(ec->orport_ipv4.port, OP_EQ, VALID_PORT); + + /* Set up the fake variables for the IPv6 test */ + memcpy(ec, old_ec, sizeof(extend_cell_t)); + NODE_CLEAR_IPV4(fake_node); + NODE_SET_IPV6(fake_node, PUBLIC_IPV6, VALID_PORT); + + /* Do the IPv6 test */ + tt_int_op(circuit_extend_add_ipv6_helper(ec), OP_EQ, 0); + /* The IPv6 should match */ + tt_int_op(tor_addr_compare(&ec->orport_ipv6.addr, &fake_node->ri->ipv6_addr, + CMP_SEMANTIC), OP_EQ, 0); + tt_int_op(ec->orport_ipv6.port, OP_EQ, VALID_PORT); + + /* Cleanup */ + mocked_node = NULL; + + done: + UNMOCK(node_get_by_id); + + tor_free(ec); + tor_free(old_ec); + + tor_free(ri); + tor_free(fake_node); +} + static bool can_extend_over_ipv6_result = false; static int mock_router_can_extend_over_ipv6_calls = 0; static bool @@ -927,15 +999,9 @@ mock_circuit_mark_for_close_(circuit_t *circ, int reason, static int mock_channel_connect_calls = 0; static channel_t *mock_channel_connect_nchan = NULL; static channel_t * -mock_channel_connect_for_circuit(const tor_addr_t *addr, - uint16_t port, - const char *id_digest, - const struct ed25519_public_key_t *ed_id) +mock_channel_connect_for_circuit(const extend_info_t *ei) { - (void)addr; - (void)port; - (void)id_digest; - (void)ed_id; + (void)ei; mock_channel_connect_calls++; return mock_channel_connect_nchan; } @@ -1148,6 +1214,7 @@ mock_channel_get_for_extend(const char *rsa_id_digest, const ed25519_public_key_t *ed_id, const tor_addr_t *target_ipv4_addr, const tor_addr_t *target_ipv6_addr, + bool for_origin_circ, const char **msg_out, int *launch_out) { @@ -1155,6 +1222,7 @@ mock_channel_get_for_extend(const char *rsa_id_digest, (void)ed_id; (void)target_ipv4_addr; (void)target_ipv6_addr; + (void)for_origin_circ; /* channel_get_for_extend() requires non-NULL arguments */ tt_ptr_op(msg_out, OP_NE, NULL); @@ -1176,6 +1244,8 @@ mock_channel_get_canonical_remote_descr(channel_t *chan) return "mock_channel_get_canonical_remote_descr()"; } +/* Should mock_circuit_deliver_create_cell() expect a direct connection? */ +static bool mock_circuit_deliver_create_cell_expect_direct = false; static int mock_circuit_deliver_create_cell_calls = 0; static int mock_circuit_deliver_create_cell_result = 0; static int @@ -1188,10 +1258,13 @@ mock_circuit_deliver_create_cell(circuit_t *circ, /* circuit_deliver_create_cell() requires non-NULL arguments, * but we only check circ and circ->n_chan here. */ tt_ptr_op(circ, OP_NE, NULL); - tt_ptr_op(circ->n_chan, OP_NE, NULL); + /* We expect n_chan for relayed cells. But should we also expect it for + * direct connections? */ + if (!mock_circuit_deliver_create_cell_expect_direct) + tt_ptr_op(circ->n_chan, OP_NE, NULL); /* We should only ever get relayed cells from extends */ - tt_int_op(relayed, OP_EQ, 1); + tt_int_op(relayed, OP_EQ, !mock_circuit_deliver_create_cell_expect_direct); mock_circuit_deliver_create_cell_calls++; return mock_circuit_deliver_create_cell_result; @@ -1215,7 +1288,7 @@ test_circuit_extend(void *arg) MOCK(server_mode, mock_server_mode); /* Mock a debug function, but otherwise ignore it */ - MOCK(channel_get_canonical_remote_descr, + MOCK(channel_describe_peer, mock_channel_get_canonical_remote_descr); setup_full_capture_of_logs(LOG_INFO); @@ -1352,6 +1425,7 @@ test_circuit_extend(void *arg) /* Mock circuit_deliver_create_cell(), so it doesn't crash */ mock_circuit_deliver_create_cell_calls = 0; + mock_circuit_deliver_create_cell_expect_direct = false; MOCK(circuit_deliver_create_cell, mock_circuit_deliver_create_cell); /* Test circuit established, re-using channel, successful delivery */ @@ -1407,7 +1481,7 @@ test_circuit_extend(void *arg) UNMOCK(server_mode); server = 0; - UNMOCK(channel_get_canonical_remote_descr); + UNMOCK(channel_describe_peer); UNMOCK(extend_cell_parse); memset(&mock_extend_cell_parse_cell_out, 0, @@ -1516,6 +1590,355 @@ test_onionskin_answer(void *arg) tor_free(or_circ); } +/* Test the different cases in origin_circuit_init(). */ +static void +test_origin_circuit_init(void *arg) +{ + (void)arg; + origin_circuit_t *origin_circ = NULL; + + /* Init with 0 purpose and 0 flags */ + origin_circ = origin_circuit_init(0, 0); + tt_int_op(origin_circ->base_.purpose, OP_EQ, 0); + tt_int_op(origin_circ->base_.state, OP_EQ, CIRCUIT_STATE_CHAN_WAIT); + tt_ptr_op(origin_circ->build_state, OP_NE, NULL); + tt_int_op(origin_circ->build_state->is_internal, OP_EQ, 0); + tt_int_op(origin_circ->build_state->is_ipv6_selftest, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_capacity, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_uptime, OP_EQ, 0); + tt_int_op(origin_circ->build_state->onehop_tunnel, OP_EQ, 0); + /* The circuits are automatically freed by the circuitlist. */ + + /* Init with a purpose */ + origin_circ = origin_circuit_init(CIRCUIT_PURPOSE_C_GENERAL, 0); + tt_int_op(origin_circ->base_.purpose, OP_EQ, CIRCUIT_PURPOSE_C_GENERAL); + + /* Init with each flag */ + origin_circ = origin_circuit_init(0, CIRCLAUNCH_IS_INTERNAL); + tt_ptr_op(origin_circ->build_state, OP_NE, NULL); + tt_int_op(origin_circ->build_state->is_internal, OP_EQ, 1); + tt_int_op(origin_circ->build_state->is_ipv6_selftest, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_capacity, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_uptime, OP_EQ, 0); + tt_int_op(origin_circ->build_state->onehop_tunnel, OP_EQ, 0); + + origin_circ = origin_circuit_init(0, CIRCLAUNCH_IS_IPV6_SELFTEST); + tt_ptr_op(origin_circ->build_state, OP_NE, NULL); + tt_int_op(origin_circ->build_state->is_internal, OP_EQ, 0); + tt_int_op(origin_circ->build_state->is_ipv6_selftest, OP_EQ, 1); + tt_int_op(origin_circ->build_state->need_capacity, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_uptime, OP_EQ, 0); + tt_int_op(origin_circ->build_state->onehop_tunnel, OP_EQ, 0); + + origin_circ = origin_circuit_init(0, CIRCLAUNCH_NEED_CAPACITY); + tt_ptr_op(origin_circ->build_state, OP_NE, NULL); + tt_int_op(origin_circ->build_state->is_internal, OP_EQ, 0); + tt_int_op(origin_circ->build_state->is_ipv6_selftest, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_capacity, OP_EQ, 1); + tt_int_op(origin_circ->build_state->need_uptime, OP_EQ, 0); + tt_int_op(origin_circ->build_state->onehop_tunnel, OP_EQ, 0); + + origin_circ = origin_circuit_init(0, CIRCLAUNCH_NEED_UPTIME); + tt_ptr_op(origin_circ->build_state, OP_NE, NULL); + tt_int_op(origin_circ->build_state->is_internal, OP_EQ, 0); + tt_int_op(origin_circ->build_state->is_ipv6_selftest, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_capacity, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_uptime, OP_EQ, 1); + tt_int_op(origin_circ->build_state->onehop_tunnel, OP_EQ, 0); + + origin_circ = origin_circuit_init(0, CIRCLAUNCH_ONEHOP_TUNNEL); + tt_ptr_op(origin_circ->build_state, OP_NE, NULL); + tt_int_op(origin_circ->build_state->is_internal, OP_EQ, 0); + tt_int_op(origin_circ->build_state->is_ipv6_selftest, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_capacity, OP_EQ, 0); + tt_int_op(origin_circ->build_state->need_uptime, OP_EQ, 0); + tt_int_op(origin_circ->build_state->onehop_tunnel, OP_EQ, 1); + + done: + /* The circuits are automatically freed by the circuitlist. */ + ; +} + +/* Test the different cases in circuit_send_next_onion_skin(). */ +static void +test_circuit_send_next_onion_skin(void *arg) +{ + (void)arg; + origin_circuit_t *origin_circ = NULL; + struct timeval circ_start_time; + memset(&circ_start_time, 0, sizeof(circ_start_time)); + + extend_info_t fakehop; + memset(&fakehop, 0, sizeof(fakehop)); + extend_info_t *single_fakehop = &fakehop; + extend_info_t *multi_fakehop[DEFAULT_ROUTE_LEN] = {&fakehop, + &fakehop, + &fakehop}; + + extend_info_t ipv6_hop; + memset(&ipv6_hop, 0, sizeof(ipv6_hop)); + tor_addr_parse(&ipv6_hop.orports[0].addr, "1::2"); + extend_info_t *multi_ipv6_hop[DEFAULT_ROUTE_LEN] = {&ipv6_hop, + &ipv6_hop, + &ipv6_hop}; + + extend_info_t ipv4_hop; + memset(&ipv4_hop, 0, sizeof(ipv4_hop)); + tor_addr_from_ipv4h(&ipv4_hop.orports[0].addr, 0x20304050); + extend_info_t *multi_ipv4_hop[DEFAULT_ROUTE_LEN] = {&ipv4_hop, + &ipv4_hop, + &ipv4_hop}; + + mock_circuit_deliver_create_cell_expect_direct = false; + MOCK(circuit_deliver_create_cell, mock_circuit_deliver_create_cell); + server = 0; + MOCK(server_mode, mock_server_mode); + + /* Try a direct connection, and succeed on a client */ + server = 0; + origin_circ = new_test_origin_circuit(false, + circ_start_time, + 1, + &single_fakehop); + tt_ptr_op(origin_circ, OP_NE, NULL); + /* Skip some of the multi-hop checks */ + origin_circ->build_state->onehop_tunnel = 1; + /* This is a direct connection */ + mock_circuit_deliver_create_cell_expect_direct = true; + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, 0); + /* The circuits are automatically freed by the circuitlist. */ + + /* Try a direct connection, and succeed on a server */ + server = 1; + origin_circ = new_test_origin_circuit(false, + circ_start_time, + 1, + &single_fakehop); + tt_ptr_op(origin_circ, OP_NE, NULL); + origin_circ->build_state->onehop_tunnel = 1; + mock_circuit_deliver_create_cell_expect_direct = true; + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, 0); + + /* Start capturing bugs */ + setup_full_capture_of_logs(LOG_WARN); + tor_capture_bugs_(1); + + /* Try an extend, but fail the client valid address family check */ + server = 0; + origin_circ = new_test_origin_circuit(true, + circ_start_time, + ARRAY_LENGTH(multi_fakehop), + multi_fakehop); + tt_ptr_op(origin_circ, OP_NE, NULL); + /* Fix the state */ + origin_circ->base_.state = 0; + /* This is an indirect connection */ + mock_circuit_deliver_create_cell_expect_direct = false; + /* Fail because the address family is invalid */ + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, + -END_CIRC_REASON_INTERNAL); + expect_log_msg("No supported address family found in extend_info.\n"); + mock_clean_saved_logs(); + + /* Try an extend, but fail the server valid address check */ + server = 1; + origin_circ = new_test_origin_circuit(true, + circ_start_time, + ARRAY_LENGTH(multi_fakehop), + multi_fakehop); + tt_ptr_op(origin_circ, OP_NE, NULL); + origin_circ->base_.state = 0; + mock_circuit_deliver_create_cell_expect_direct = false; + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, + -END_CIRC_REASON_INTERNAL); + expect_log_msg("No supported address family found in extend_info.\n"); + mock_clean_saved_logs(); + + /* Try an extend, but fail in the client code, with an IPv6 address */ + server = 0; + origin_circ = new_test_origin_circuit(true, + circ_start_time, + ARRAY_LENGTH(multi_ipv6_hop), + multi_ipv6_hop); + tt_ptr_op(origin_circ, OP_NE, NULL); + origin_circ->base_.state = 0; + mock_circuit_deliver_create_cell_expect_direct = false; + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, + -END_CIRC_REASON_INTERNAL); + expect_log_msg("No supported address family found in extend_info.\n"); + mock_clean_saved_logs(); + + /* Stop capturing bugs, but keep capturing logs */ + tor_end_capture_bugs_(); + + /* Try an extend, pass the client IPv4 check, but fail later */ + server = 0; + origin_circ = new_test_origin_circuit(true, + circ_start_time, + ARRAY_LENGTH(multi_ipv4_hop), + multi_ipv4_hop); + tt_ptr_op(origin_circ, OP_NE, NULL); + origin_circ->base_.state = 0; + mock_circuit_deliver_create_cell_expect_direct = false; + /* Fail because the circuit data is invalid */ + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, + -END_CIRC_REASON_INTERNAL); + expect_log_msg("onion_skin_create failed.\n"); + mock_clean_saved_logs(); + + /* Try an extend, pass the server IPv4 check, but fail later */ + server = 1; + origin_circ = new_test_origin_circuit(true, + circ_start_time, + ARRAY_LENGTH(multi_ipv4_hop), + multi_ipv4_hop); + tt_ptr_op(origin_circ, OP_NE, NULL); + origin_circ->base_.state = 0; + mock_circuit_deliver_create_cell_expect_direct = false; + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, + -END_CIRC_REASON_INTERNAL); + expect_log_msg("onion_skin_create failed.\n"); + mock_clean_saved_logs(); + + /* Try an extend, pass the server IPv6 check, but fail later */ + server = 1; + origin_circ = new_test_origin_circuit(true, + circ_start_time, + ARRAY_LENGTH(multi_ipv6_hop), + multi_ipv6_hop); + tt_ptr_op(origin_circ, OP_NE, NULL); + origin_circ->base_.state = 0; + mock_circuit_deliver_create_cell_expect_direct = false; + tt_int_op(circuit_send_next_onion_skin(origin_circ), OP_EQ, + -END_CIRC_REASON_INTERNAL); + expect_log_msg("onion_skin_create failed.\n"); + mock_clean_saved_logs(); + + /* Things we're not testing right now: + * - the addresses in the extend cell inside + * circuit_send_intermediate_onion_skin() matches the address in the + * supplied extend_info. + * - valid circuit data. + * - actually extending the circuit to each hop. */ + + done: + tor_end_capture_bugs_(); + mock_clean_saved_logs(); + teardown_capture_of_logs(); + + UNMOCK(circuit_deliver_create_cell); + UNMOCK(server_mode); + server = 0; + + /* The circuits are automatically freed by the circuitlist. */ +} + +/* Test the different cases in cpath_build_state_to_crn_flags(). */ +static void +test_cpath_build_state_to_crn_flags(void *arg) +{ + (void)arg; + + cpath_build_state_t state; + memset(&state, 0, sizeof(state)); + + tt_int_op(cpath_build_state_to_crn_flags(&state), OP_EQ, + 0); + + memset(&state, 0, sizeof(state)); + state.need_uptime = 1; + tt_int_op(cpath_build_state_to_crn_flags(&state), OP_EQ, + CRN_NEED_UPTIME); + + memset(&state, 0, sizeof(state)); + state.need_capacity = 1; + tt_int_op(cpath_build_state_to_crn_flags(&state), OP_EQ, + CRN_NEED_CAPACITY); + + memset(&state, 0, sizeof(state)); + state.need_capacity = 1; + state.need_uptime = 1; + tt_int_op(cpath_build_state_to_crn_flags(&state), OP_EQ, + CRN_NEED_CAPACITY | CRN_NEED_UPTIME); + + /* Check that no other flags are handled */ + memset(&state, 0xff, sizeof(state)); + tt_int_op(cpath_build_state_to_crn_flags(&state), OP_EQ, + CRN_NEED_CAPACITY | CRN_NEED_UPTIME); + + done: + ; +} + +/* Test the different cases in cpath_build_state_to_crn_ipv6_extend_flag(). */ +static void +test_cpath_build_state_to_crn_ipv6_extend_flag(void *arg) +{ + (void)arg; + + cpath_build_state_t state; + + memset(&state, 0, sizeof(state)); + state.desired_path_len = DEFAULT_ROUTE_LEN; + tt_int_op(cpath_build_state_to_crn_ipv6_extend_flag(&state, 0), OP_EQ, + 0); + + /* Pass the state flag check, but not the length check */ + memset(&state, 0, sizeof(state)); + state.desired_path_len = DEFAULT_ROUTE_LEN; + state.is_ipv6_selftest = 1; + tt_int_op(cpath_build_state_to_crn_ipv6_extend_flag(&state, 0), OP_EQ, + 0); + + /* Pass the length check, but not the state flag check */ + memset(&state, 0, sizeof(state)); + state.desired_path_len = DEFAULT_ROUTE_LEN; + tt_int_op( + cpath_build_state_to_crn_ipv6_extend_flag(&state, + DEFAULT_ROUTE_LEN - 2), + OP_EQ, 0); + + /* Pass both checks */ + memset(&state, 0, sizeof(state)); + state.desired_path_len = DEFAULT_ROUTE_LEN; + state.is_ipv6_selftest = 1; + tt_int_op( + cpath_build_state_to_crn_ipv6_extend_flag(&state, + DEFAULT_ROUTE_LEN - 2), + OP_EQ, CRN_INITIATE_IPV6_EXTEND); + + /* Check that no other flags are handled */ + memset(&state, 0xff, sizeof(state)); + state.desired_path_len = INT_MAX; + tt_int_op(cpath_build_state_to_crn_ipv6_extend_flag(&state, INT_MAX), OP_EQ, + 0); + +#ifndef ALL_BUGS_ARE_FATAL + /* Start capturing bugs */ + setup_full_capture_of_logs(LOG_INFO); + tor_capture_bugs_(1); + + /* Now test the single hop circuit case */ +#define SINGLE_HOP_ROUTE_LEN 1 + memset(&state, 0, sizeof(state)); + state.desired_path_len = SINGLE_HOP_ROUTE_LEN; + state.is_ipv6_selftest = 1; + tt_int_op( + cpath_build_state_to_crn_ipv6_extend_flag(&state, + SINGLE_HOP_ROUTE_LEN - 2), + OP_EQ, 0); + tt_int_op(smartlist_len(tor_get_captured_bug_log_()), OP_EQ, 1); + tt_str_op(smartlist_get(tor_get_captured_bug_log_(), 0), OP_EQ, + "!(ASSERT_PREDICT_UNLIKELY_(state->desired_path_len < 2))"); + mock_clean_saved_logs(); +#endif /* !defined(ALL_BUGS_ARE_FATAL) */ + + done: + tor_end_capture_bugs_(); + mock_clean_saved_logs(); + teardown_capture_of_logs(); +} + #define TEST(name, flags, setup, cleanup) \ { #name, test_ ## name, flags, setup, cleanup } @@ -1525,6 +1948,9 @@ test_onionskin_answer(void *arg) #define TEST_CIRCUIT(name, flags) \ { #name, test_circuit_ ## name, flags, NULL, NULL } +#define TEST_CPATH(name, flags) \ + { #name, test_cpath_ ## name, flags, NULL, NULL } + #ifndef COCCI #define TEST_CIRCUIT_PASSTHROUGH(name, flags, arg) \ { #name "/" arg, test_circuit_ ## name, flags, \ @@ -1542,13 +1968,21 @@ struct testcase_t circuitbuild_tests[] = { TEST_CIRCUIT(extend_state_valid, TT_FORK), TEST_CIRCUIT(extend_add_ed25519, TT_FORK), TEST_CIRCUIT(extend_lspec_valid, TT_FORK), + TEST_CIRCUIT(extend_add_ip, TT_FORK), TEST_CIRCUIT(choose_ip_ap_for_extend, 0), + TEST_CIRCUIT_PASSTHROUGH(open_connection_for_extend, TT_FORK, "4"), TEST_CIRCUIT_PASSTHROUGH(open_connection_for_extend, TT_FORK, "6"), TEST_CIRCUIT_PASSTHROUGH(open_connection_for_extend, TT_FORK, "dual-stack"), + TEST_CIRCUIT(extend, TT_FORK), TEST(onionskin_answer, TT_FORK, NULL, NULL), + TEST(origin_circuit_init, TT_FORK, NULL, NULL), + TEST_CIRCUIT(send_next_onion_skin, TT_FORK), + TEST_CPATH(build_state_to_crn_flags, 0), + TEST_CPATH(build_state_to_crn_ipv6_extend_flag, TT_FORK), + END_OF_TESTCASES }; 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