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test/bufferevent: check that output_filter disabled during processing output

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Regression-for: c031215d532c97f1d82efd672ecd622d31d3342d ("be_filter: actually
disable output_filter during processing output")
This commit is contained in:
Azat Khuzhin 2016-04-18 12:50:24 +03:00
parent c031215d53
commit ae2881254a
1 changed files with 39 additions and 22 deletions
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61
test/regress_bufferevent.c
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@ -487,11 +487,11 @@ bufferevent_input_filter(struct evbuffer *src, struct evbuffer *dst,
buffer = evbuffer_pullup(src, evbuffer_get_length(src));
for (i = 0; i < evbuffer_get_length(src); i += 2) {
if (buffer[i] == '-')
continue;
assert(buffer[i] == 'x');
evbuffer_add(dst, buffer + i + 1, 1);
if (i + 2 > evbuffer_get_length(src))
break;
}
evbuffer_drain(src, i);
@ -506,19 +506,35 @@ bufferevent_output_filter(struct evbuffer *src, struct evbuffer *dst,
{
const unsigned char *buffer;
unsigned i;
struct bufferevent **bevp = ctx;
buffer = evbuffer_pullup(src, evbuffer_get_length(src));
for (i = 0; i < evbuffer_get_length(src); ++i) {
evbuffer_add(dst, "x", 1);
evbuffer_add(dst, buffer + i, 1);
++test_ok;
if (test_ok == 1) {
buffer = evbuffer_pullup(src, evbuffer_get_length(src));
for (i = 0; i < evbuffer_get_length(src); ++i) {
evbuffer_add(dst, "x", 1);
evbuffer_add(dst, buffer + i, 1);
}
evbuffer_drain(src, evbuffer_get_length(src));
} else {
return BEV_ERROR;
}
if (bevp && test_ok == 1) {
int prev = ++test_ok;
bufferevent_write(*bevp, "-", 1);
/* check that during this bufferevent_write()
* bufferevent_output_filter() will not be called again */
assert(test_ok == prev);
--test_ok;
}
evbuffer_drain(src, evbuffer_get_length(src));
return (BEV_OK);
}
static void
test_bufferevent_filters_impl(int use_pair)
test_bufferevent_filters_impl(int use_pair, int disable)
{
struct bufferevent *bev1 = NULL, *bev2 = NULL;
struct bufferevent *bev1_base = NULL, *bev2_base = NULL;
@ -543,7 +559,8 @@ test_bufferevent_filters_impl(int use_pair)
buffer[i] = i;
bev1 = bufferevent_filter_new(bev1, NULL, bufferevent_output_filter,
BEV_OPT_CLOSE_ON_FREE, NULL, NULL);
BEV_OPT_CLOSE_ON_FREE, NULL,
disable ? &bev1 : NULL);
bev2 = bufferevent_filter_new(bev2, bufferevent_input_filter,
NULL, BEV_OPT_CLOSE_ON_FREE, NULL, NULL);
@ -562,7 +579,7 @@ test_bufferevent_filters_impl(int use_pair)
event_dispatch();
if (test_ok != 2)
if (test_ok != 3 + !!disable)
test_ok = 0;
end:
@ -573,17 +590,14 @@ end:
}
static void
test_bufferevent_filters(void)
{
test_bufferevent_filters_impl(0);
}
static void
test_bufferevent_pair_filters(void)
{
test_bufferevent_filters_impl(1);
}
static void test_bufferevent_filters(void)
{ test_bufferevent_filters_impl(0, 0); }
static void test_bufferevent_pair_filters(void)
{ test_bufferevent_filters_impl(1, 0); }
static void test_bufferevent_filters_disable(void)
{ test_bufferevent_filters_impl(0, 1); }
static void test_bufferevent_pair_filters_disable(void)
{ test_bufferevent_filters_impl(1, 1); }
static void
@ -1196,6 +1210,8 @@ struct testcase_t bufferevent_testcases[] = {
LEGACY(bufferevent_pair_watermarks, TT_ISOLATED),
LEGACY(bufferevent_filters, TT_ISOLATED),
LEGACY(bufferevent_pair_filters, TT_ISOLATED),
LEGACY(bufferevent_filters_disable, TT_ISOLATED),
LEGACY(bufferevent_pair_filters_disable, TT_ISOLATED),
{ "bufferevent_connect", test_bufferevent_connect, TT_FORK|TT_NEED_BASE,
&basic_setup, (void*)"" },
{ "bufferevent_connect_defer", test_bufferevent_connect,
@ -1256,6 +1272,7 @@ struct testcase_t bufferevent_iocp_testcases[] = {
LEGACY(bufferevent_flush_finished, TT_ISOLATED),
LEGACY(bufferevent_watermarks, TT_ISOLATED|TT_ENABLE_IOCP),
LEGACY(bufferevent_filters, TT_ISOLATED|TT_ENABLE_IOCP),
LEGACY(bufferevent_filters_disable, TT_ISOLATED|TT_ENABLE_IOCP),
{ "bufferevent_connect", test_bufferevent_connect,
TT_FORK|TT_NEED_BASE|TT_ENABLE_IOCP, &basic_setup, (void*)"" },
{ "bufferevent_connect_defer", test_bufferevent_connect,