/**
* Connect with credentials included in the connect request
*/
void test_connect_credentials()
{
driver.disconnect();
TEST_ASSERT(do_connect(&driver) == 0);
use_connection(&driver);
drop_connection(&driver);
}
/**
* Test with credentials preset
*/
void test_connect_preset_credentials()
{
driver.disconnect();
driver.set_sim_pin(MBED_CONF_APP_DEFAULT_PIN);
driver.set_credentials(MBED_CONF_APP_APN, MBED_CONF_APP_USERNAME,
MBED_CONF_APP_PASSWORD);
int num_retries = 0;
nsapi_error_t err = NSAPI_ERROR_OK;
while (!driver.is_connected()) {
err = driver.connect();
if (err == NSAPI_ERROR_OK || num_retries > MBED_CONF_APP_MAX_RETRIES) {
break;
}
}
TEST_ASSERT(err == 0);
use_connection(&driver);
drop_connection(&driver);
}
/**
* Test TCP data exchange via the asynchronous sigio() mechanism
*/
void test_tcp_echo_async()
{
TCPSocket sock;
SocketAddress host_address;
bool callback_triggered = false;
int x;
int size;
driver.disconnect();
TEST_ASSERT(do_connect(&driver) == 0);
TEST_ASSERT(
driver.gethostbyname(MBED_CONF_APP_ECHO_SERVER, &host_address) == 0);
host_address.set_port(MBED_CONF_APP_ECHO_TCP_PORT);
tr_debug("TCP: Server %s address: %s on port %d.",
MBED_CONF_APP_ECHO_SERVER, host_address.get_ip_address(),
host_address.get_port());
TEST_ASSERT(sock.open(&driver) == 0)
// Set up the async callback and set the timeout to zero
sock.sigio(callback(async_cb, &callback_triggered));
sock.set_timeout(0);
TEST_ASSERT(sock.connect(host_address) == 0);
// Test min, max, and some random sizes in-between
do_tcp_echo_async(&sock, 1, &callback_triggered);
do_tcp_echo_async(&sock, MBED_CONF_APP_TCP_MAX_PACKET_SIZE,
&callback_triggered);
sock.close();
drop_connection(&driver);
tr_debug("TCP packets of size up to %d byte(s) echoed asynchronously and successfully.",
MBED_CONF_APP_TCP_MAX_PACKET_SIZE);
}
/**
* Test UDP data exchange
*/
void test_udp_echo()
{
UDPSocket sock;
SocketAddress host_address;
int x;
int size;
driver.disconnect();
TEST_ASSERT(do_connect(&driver) == 0);
TEST_ASSERT(driver.gethostbyname(MBED_CONF_APP_ECHO_SERVER, &host_address) == 0);
host_address.set_port(MBED_CONF_APP_ECHO_UDP_PORT);
tr_debug("UDP: Server %s address: %s on port %d.",
MBED_CONF_APP_ECHO_SERVER, host_address.get_ip_address(),
host_address.get_port());
TEST_ASSERT(sock.open(&driver) == 0)
sock.set_timeout(10000);
// Test min, max, and some random sizes in-between
do_udp_echo(&sock, &host_address, 1);
do_udp_echo(&sock, &host_address, MBED_CONF_APP_UDP_MAX_PACKET_SIZE);
for (x = 0; x < 10; x++) {
size = (rand() % MBED_CONF_APP_UDP_MAX_PACKET_SIZE) + 1;
size = fix(size, MBED_CONF_APP_UDP_MAX_PACKET_SIZE + 1);
do_udp_echo(&sock, &host_address, size);
}
sock.close();
drop_connection(&driver);
tr_debug("%d UDP packets of size up to %d byte(s) echoed successfully.", x,
MBED_CONF_APP_UDP_MAX_PACKET_SIZE);
}
/**
* Drop a connection and check that it has dropped
*/
static void drop_connection(OnboardCellularInterface *driver)
{
TEST_ASSERT(driver->disconnect() == 0);
TEST_ASSERT(!driver->is_connected());
}