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Implement channel flush unit test

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This commit is contained in:
Andrea Shepard 2013-12-18 17:07:54 -08:00
parent 37baef0687
commit ba294ff2dc
1 changed files with 61 additions and 0 deletions
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61
src/test/test_channel.c
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@ -37,6 +37,7 @@ static channel_t * new_fake_channel(void);
static void scheduler_channel_doesnt_want_writes_mock(channel_t *ch);
static void scheduler_release_channel_mock(channel_t *ch);
static void test_channel_flush(void *arg);
static void test_channel_lifecycle(void *arg);
static void test_channel_multi(void *arg);
static void test_channel_queue_size(void *arg);
@ -216,6 +217,65 @@ scheduler_release_channel_mock(channel_t *ch)
return;
}
static void
test_channel_flush(void *arg)
{
channel_t *ch = NULL;
cell_t *cell = NULL;
packed_cell_t *p_cell = NULL;
var_cell_t *v_cell = NULL;
int init_count;
(void)arg;
init_cell_pool();
ch = new_fake_channel();
test_assert(ch);
/* Cache the original count */
init_count = test_cells_written;
/* Stop accepting so we can queue some */
test_chan_accept_cells = 0;
/* Queue a regular cell */
cell = tor_malloc_zero(sizeof(cell_t));
make_fake_cell(cell);
channel_write_cell(ch, cell);
/* It should be queued, so assert that we didn't write it */
test_eq(test_cells_written, init_count);
/* Queue a var cell */
v_cell = tor_malloc_zero(sizeof(var_cell_t) + CELL_PAYLOAD_SIZE);
make_fake_var_cell(v_cell);
channel_write_var_cell(ch, v_cell);
/* It should be queued, so assert that we didn't write it */
test_eq(test_cells_written, init_count);
/* Try a packed cell now */
p_cell = packed_cell_new();
test_assert(p_cell);
channel_write_packed_cell(ch, p_cell);
/* It should be queued, so assert that we didn't write it */
test_eq(test_cells_written, init_count);
/* Now allow writes through again */
test_chan_accept_cells = 1;
/* ...and flush */
channel_flush_cells(ch);
/* All three should have gone through */
test_eq(test_cells_written, init_count + 3);
done:
tor_free(ch);
free_cell_pool();
return;
}
static void
test_channel_lifecycle(void *arg)
{
@ -676,6 +736,7 @@ test_channel_write(void *arg)
}
struct testcase_t channel_tests[] = {
{ "flush", test_channel_flush, TT_FORK, NULL, NULL },
{ "lifecycle", test_channel_lifecycle, TT_FORK, NULL, NULL },
{ "multi", test_channel_multi, TT_FORK, NULL, NULL },
{ "queue_size", test_channel_queue_size, TT_FORK, NULL, NULL },