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test-stream-device: Test we can read empty capabilities

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Code can have problems reading empty messages, check we can
handle it.

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Christophe de Dinechin <dinechin@redhat.com>
This commit is contained in:
Frediano Ziglio 2018-03-21 18:38:40 +00:00
parent 262af0a920
commit 2a3d562438
1 changed files with 46 additions and 0 deletions
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46
server/tests/test-stream-device.c
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@ -352,6 +352,51 @@ static void test_stream_device_format_after_data(void)
basic_event_loop_destroy();
}
// check empty capabilities
static void test_stream_device_empty_capabilities(void)
{
uint8_t *p = message;
SpiceCoreInterface *core = basic_event_loop_init();
Test *test = test_new(core);
pos = 0;
vmc_write_pos = 0;
message_sizes_curr = message_sizes;
message_sizes_end = message_sizes;
// add some messages into device buffer
p = add_stream_hdr(p, STREAM_TYPE_CAPABILITIES, 0);
*message_sizes_end = p - message;
++message_sizes_end;
p = add_format(p, 640, 480, SPICE_VIDEO_CODEC_TYPE_MJPEG);
*message_sizes_end = p - message;
++message_sizes_end;
p = add_format(p, 640, 480, SPICE_VIDEO_CODEC_TYPE_MJPEG);
*message_sizes_end = p - message;
++message_sizes_end;
vmc_instance.base.sif = &vmc_interface.base;
spice_server_add_interface(test->server, &vmc_instance.base);
// we need to open the device and kick the start
// the alarm is to avoid program to stuck
alarm(5);
spice_server_port_event(&vmc_instance, SPICE_PORT_EVENT_OPENED);
spice_server_char_device_wakeup(&vmc_instance);
alarm(0);
// we should read all data
g_assert(message_sizes_curr - message_sizes == 3);
// we should have no data from the device
discard_server_capabilities();
g_assert_cmpint(vmc_write_pos, ==, 0);
test_destroy(test);
basic_event_loop_destroy();
}
int main(int argc, char *argv[])
{
g_test_init(&argc, &argv, NULL);
@ -360,6 +405,7 @@ int main(int argc, char *argv[])
g_test_add_func("/server/stream-device-unfinished", test_stream_device_unfinished);
g_test_add_func("/server/stream-device-multiple", test_stream_device_multiple);
g_test_add_func("/server/stream-device-format-after-data", test_stream_device_format_after_data);
g_test_add_func("/server/stream-device-empty-capabilities", test_stream_device_empty_capabilities);
return g_test_run();
}