Commit 9c9dc9f7 authored by Seppo Takalo's avatar Seppo Takalo Committed by Mahesh Mahadevan
Browse files

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: default avatarSeppo Takalo <seppo.takalo@nordicsemi.no>
parent 350d20e0

tests/net/lib/coap_client/src/main.c

+61 −0
Original line number Diff line number Diff line
@@ -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)));

}

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