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tests: coap_client: Add tests for poll() errors 

If we receive poll() error during a request, it must
be forwarded to application.

If instead receive poll() error later, it should not be
forwarded as it might be result of application closing the
socket.

Signed-off-by: Seppo Takalo <seppo.takalo@nordicsemi.no>
This commit is contained in:
Seppo Takalo 2024-10-25 16:27:20 +03:00 committed by Mahesh Mahadevan
parent 350d20e027
commit 9c9dc9f760
1 changed files with 62 additions and 1 deletions
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63
tests/net/lib/coap_client/src/main.c
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@ -322,6 +322,7 @@ static void test_setup(void *data)
z_impl_zsock_recvfrom_fake.custom_fake = z_impl_zsock_recvfrom_custom_fake;
z_impl_zsock_sendto_fake.custom_fake = z_impl_zsock_sendto_custom_fake;
clear_socket_events(ZSOCK_POLLIN | ZSOCK_POLLOUT | ZSOCK_POLLERR);
for (i = 0; i < ARRAY_SIZE(messages_needing_response); i++) {
messages_needing_response[i] = 0;
@ -727,5 +728,65 @@ ZTEST(coap_client, test_multiple_clients)
zassert_ok(k_sem_take(&sem1, K_MSEC(MORE_THAN_EXCHANGE_LIFETIME_MS)));
zassert_ok(k_sem_take(&sem2, K_MSEC(MORE_THAN_EXCHANGE_LIFETIME_MS)));
zassert_equal(last_response_code, COAP_RESPONSE_CODE_OK, "Unexpected response");
}
ZTEST(coap_client, test_poll_err)
{
int ret = 0;
struct sockaddr address = {0};
struct coap_client_request client_request = {
.method = COAP_METHOD_GET,
.confirmable = true,
.path = test_path,
.fmt = COAP_CONTENT_FORMAT_TEXT_PLAIN,
.cb = coap_callback,
.payload = short_payload,
.len = strlen(short_payload),
};
z_impl_zsock_sendto_fake.custom_fake = z_impl_zsock_sendto_custom_fake_no_reply;
set_socket_events(ZSOCK_POLLERR);
k_sleep(K_MSEC(1));
LOG_INF("Send request");
ret = coap_client_req(&client, 0, &address, &client_request, NULL);
zassert_true(ret >= 0, "Sending request failed, %d", ret);
k_sleep(K_MSEC(MORE_THAN_EXCHANGE_LIFETIME_MS));
zassert_equal(last_response_code, -EIO, "Unexpected response");
}
ZTEST(coap_client, test_poll_err_after_response)
{
int ret = 0;
struct k_sem sem1;
struct sockaddr address = {0};
struct coap_client_request client_request = {
.method = COAP_METHOD_GET,
.confirmable = true,
.path = test_path,
.fmt = COAP_CONTENT_FORMAT_TEXT_PLAIN,
.cb = coap_callback,
.payload = short_payload,
.len = strlen(short_payload),
.user_data = &sem1
};
zassert_ok(k_sem_init(&sem1, 0, 1));
z_impl_zsock_sendto_fake.custom_fake = z_impl_zsock_sendto_custom_fake_no_reply;
set_socket_events(ZSOCK_POLLIN);
k_sleep(K_MSEC(1));
LOG_INF("Send request");
ret = coap_client_req(&client, 0, &address, &client_request, NULL);
zassert_true(ret >= 0, "Sending request failed, %d", ret);
zassert_ok(k_sem_take(&sem1, K_MSEC(MORE_THAN_EXCHANGE_LIFETIME_MS)));
zassert_equal(last_response_code, COAP_RESPONSE_CODE_OK, "Unexpected response");
set_socket_events(ZSOCK_POLLERR);
zassert_not_ok(k_sem_take(&sem1, K_MSEC(MORE_THAN_EXCHANGE_LIFETIME_MS)));
}