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UART: UART_SELECT_WRITE_NOTIF event added in UART driver

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Closes https://github.com/espressif/esp-idf/issues/10986
This commit is contained in:
Sonika Rathi
2023-05-22 13:59:37 +05:30
committed by sonika.rathi
parent 8c70e6a5fb
commit 571831b2ee
2 changed files with 82 additions and 15 deletions
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64
components/vfs/test_apps/main/test_vfs_select.c
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@@ -199,7 +199,7 @@ TEST_CASE("UART can do select()", "[vfs]")
deinit(uart_fd, socket_fd);
}
TEST_CASE("UART can do poll()", "[vfs]")
TEST_CASE("UART can do poll() with POLLIN event", "[vfs]")
{
int uart_fd;
int socket_fd;
@@ -259,6 +259,50 @@ TEST_CASE("UART can do poll()", "[vfs]")
deinit(uart_fd, socket_fd);
}
TEST_CASE("UART can do poll() with POLLOUT event", "[vfs]")
{
int uart_fd;
int socket_fd;
char recv_message[sizeof(message)];
init(&uart_fd, &socket_fd);
struct pollfd poll_fds[] = {
{
.fd = uart_fd,
.events = POLLOUT,
},
{
.fd = -1, // should be ignored according to the documentation of poll()
},
};
const test_task_param_t test_task_param = {
.fd = uart_fd,
.delay_ms = 50,
.sem = xSemaphoreCreateBinary(),
};
TEST_ASSERT_NOT_NULL(test_task_param.sem);
start_task(&test_task_param);
poll(poll_fds, sizeof(poll_fds)/sizeof(poll_fds[0]), 100);
TEST_ASSERT_EQUAL(uart_fd, poll_fds[0].fd);
TEST_ASSERT_EQUAL(POLLOUT, poll_fds[0].revents);
TEST_ASSERT_EQUAL(-1, poll_fds[1].fd);
TEST_ASSERT_EQUAL(0, poll_fds[1].revents);
int read_bytes = read(uart_fd, recv_message, sizeof(message));
TEST_ASSERT_EQUAL(read_bytes, sizeof(message));
TEST_ASSERT_EQUAL_MEMORY(message, recv_message, sizeof(message));
TEST_ASSERT_EQUAL(xSemaphoreTake(test_task_param.sem, 1000 / portTICK_PERIOD_MS), pdTRUE);
vSemaphoreDelete(test_task_param.sem);
deinit(uart_fd, socket_fd);
}
#endif
TEST_CASE("socket can do select()", "[vfs]")
@@ -509,19 +553,11 @@ TEST_CASE("concurrent selects work", "[vfs]")
.errfds = NULL,
.maxfds = uart_fd + 1,
.tv = &tv,
.select_ret = 0, // expected timeout
.select_ret = 1,
.sem = xSemaphoreCreateBinary(),
};
TEST_ASSERT_NOT_NULL(param.sem);
start_select_task(&param);
fd_set rdfds2;
FD_ZERO(&rdfds2);
FD_SET(uart_fd, &rdfds2);
FD_SET(socket_fd, &rdfds2);
FD_SET(dummy_socket_fd, &rdfds2);
const test_task_param_t send_param = {
.fd = uart_fd,
.delay_ms = 50,
@@ -529,6 +565,14 @@ TEST_CASE("concurrent selects work", "[vfs]")
};
TEST_ASSERT_NOT_NULL(send_param.sem);
start_task(&send_param); // This task will write to UART which will be detected by select()
start_select_task(&param);
vTaskDelay(100 / portTICK_PERIOD_MS); //make sure the task has started and waits in select()
fd_set rdfds2;
FD_ZERO(&rdfds2);
FD_SET(uart_fd, &rdfds2);
FD_SET(socket_fd, &rdfds2);
FD_SET(dummy_socket_fd, &rdfds2);
int s = select(MAX(MAX(uart_fd, dummy_socket_fd), socket_fd) + 1, &rdfds2, NULL, NULL, &tv);
TEST_ASSERT_EQUAL(1, s);