mirror of
https://gitlab.torproject.org/tpo/core/tor.git
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131 lines
3.5 KiB
C
131 lines
3.5 KiB
C
/* Copyright (c) 2014, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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#include "or.h"
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#define CIRCUITBUILD_PRIVATE
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#include "circuitbuild.h"
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#define RELAY_PRIVATE
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#include "relay.h"
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/* For init/free stuff */
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#include "scheduler.h"
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/* Test suite stuff */
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#include "test.h"
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#include "fakechans.h"
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static or_circuit_t * new_fake_orcirc(channel_t *nchan, channel_t *pchan);
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static void test_relay_append_cell_to_circuit_queue(void *arg);
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static or_circuit_t *
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new_fake_orcirc(channel_t *nchan, channel_t *pchan)
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{
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or_circuit_t *orcirc = NULL;
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circuit_t *circ = NULL;
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orcirc = tor_malloc_zero(sizeof(*orcirc));
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circ = &(orcirc->base_);
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circ->magic = OR_CIRCUIT_MAGIC;
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circ->n_chan = nchan;
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circ->n_circ_id = get_unique_circ_id_by_chan(nchan);
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circ->n_mux = NULL; /* ?? */
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cell_queue_init(&(circ->n_chan_cells));
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circ->n_hop = NULL;
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circ->streams_blocked_on_n_chan = 0;
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circ->streams_blocked_on_p_chan = 0;
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circ->n_delete_pending = 0;
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circ->p_delete_pending = 0;
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circ->received_destroy = 0;
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circ->state = CIRCUIT_STATE_OPEN;
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circ->purpose = CIRCUIT_PURPOSE_OR;
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circ->package_window = CIRCWINDOW_START_MAX;
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circ->deliver_window = CIRCWINDOW_START_MAX;
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circ->n_chan_create_cell = NULL;
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orcirc->p_chan = pchan;
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orcirc->p_circ_id = get_unique_circ_id_by_chan(pchan);
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cell_queue_init(&(orcirc->p_chan_cells));
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return orcirc;
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}
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static void
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test_relay_append_cell_to_circuit_queue(void *arg)
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{
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channel_t *nchan = NULL, *pchan = NULL;
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or_circuit_t *orcirc = NULL;
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cell_t *cell = NULL;
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int old_count, new_count;
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(void)arg;
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/* We'll need the cell pool for append_cell_to_circuit_queue() to work */
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init_cell_pool();
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/* Make fake channels to be nchan and pchan for the circuit */
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nchan = new_fake_channel();
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test_assert(nchan);
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pchan = new_fake_channel();
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test_assert(pchan);
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/* We'll need chans with working cmuxes */
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nchan->cmux = circuitmux_alloc();
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pchan->cmux = circuitmux_alloc();
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/* Make a fake orcirc */
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orcirc = new_fake_orcirc(nchan, pchan);
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test_assert(orcirc);
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/* Make a cell */
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cell = tor_malloc_zero(sizeof(cell_t));
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make_fake_cell(cell);
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MOCK(scheduler_channel_has_waiting_cells,
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scheduler_channel_has_waiting_cells_mock);
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/* Append it */
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old_count = get_mock_scheduler_has_waiting_cells_count();
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append_cell_to_circuit_queue(TO_CIRCUIT(orcirc), nchan, cell,
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CELL_DIRECTION_OUT, 0);
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new_count = get_mock_scheduler_has_waiting_cells_count();
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test_eq(new_count, old_count + 1);
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/* Now try the reverse direction */
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old_count = get_mock_scheduler_has_waiting_cells_count();
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append_cell_to_circuit_queue(TO_CIRCUIT(orcirc), pchan, cell,
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CELL_DIRECTION_IN, 0);
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new_count = get_mock_scheduler_has_waiting_cells_count();
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test_eq(new_count, old_count + 1);
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UNMOCK(scheduler_channel_has_waiting_cells);
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/* Get rid of the fake channels */
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MOCK(scheduler_release_channel, scheduler_release_channel_mock);
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channel_mark_for_close(nchan);
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channel_mark_for_close(pchan);
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UNMOCK(scheduler_release_channel);
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/* Shut down channels */
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channel_free_all();
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nchan = pchan = NULL;
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done:
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tor_free(orcirc);
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if (nchan && nchan->cmux) circuitmux_free(nchan->cmux);
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tor_free(nchan);
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if (pchan && pchan->cmux) circuitmux_free(pchan->cmux);
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tor_free(pchan);
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free_cell_pool();
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return;
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}
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struct testcase_t relay_tests[] = {
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{ "append_cell_to_circuit_queue", test_relay_append_cell_to_circuit_queue,
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TT_FORK, NULL, NULL },
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END_OF_TESTCASES
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};
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