1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
#include <rtthread.h>
#include <rtdevice.h>
#include "utest.h"
#ifdef RT_UTEST_SERIAL_V2
static rt_bool_t block_read(rt_device_t uart_dev)
{
rt_size_t total_length, recv_length;
char uart_read_buffer[1024], log_buffer[64];
/* make sure device is closed and reopen it */
while (rt_device_close(uart_dev) != -RT_ERROR);
rt_device_open(uart_dev, RT_DEVICE_FLAG_TX_BLOCKING | RT_DEVICE_FLAG_RX_BLOCKING);
rt_sprintf(log_buffer, "\nBLOCKING READ BEGIN, PLEASE SEND SOME DATAS\n");
rt_device_write(uart_dev, 0, log_buffer, rt_strlen(log_buffer));
total_length = 0;
recv_length = 0;
recv_length = rt_device_read(uart_dev, -1, uart_read_buffer, rt_strlen(log_buffer));
total_length += recv_length;
rt_sprintf(log_buffer, "\nblock : %d bytes read, total: %d \n", recv_length, total_length);
rt_device_write(uart_dev, 0, log_buffer, rt_strlen(log_buffer));
recv_length = 0;
recv_length = rt_device_read(uart_dev, -1, uart_read_buffer, rt_strlen(log_buffer));
total_length += recv_length;
rt_sprintf(log_buffer, "\nblock : %d bytes read , total: %d \n", recv_length, total_length);
rt_device_write(uart_dev, 0, log_buffer, rt_strlen(log_buffer));
recv_length = 0;
recv_length = rt_device_read(uart_dev, -1, uart_read_buffer, rt_strlen(log_buffer));
total_length += recv_length;
rt_sprintf(log_buffer, "\nblock : %d bytes read , total: %d \n", recv_length, total_length);
rt_device_write(uart_dev, 0, log_buffer, rt_strlen(log_buffer));
recv_length = 0;
recv_length = rt_device_read(uart_dev, -1, uart_read_buffer, rt_strlen(log_buffer));
total_length += recv_length;
rt_sprintf(log_buffer, "\nblock : %d bytes read , total: %d \n", recv_length, total_length);
rt_device_write(uart_dev, 0, log_buffer, rt_strlen(log_buffer));
recv_length = 0;
recv_length = rt_device_read(uart_dev, -1, uart_read_buffer, rt_strlen(log_buffer));
total_length += recv_length;
rt_sprintf(log_buffer, "\nblock : %d bytes read , total: %d \n", recv_length, total_length);
rt_device_write(uart_dev, 0, log_buffer, rt_strlen(log_buffer));
rt_sprintf(log_buffer, "BLOCKING READ END");
rt_device_write(uart_dev, 0, log_buffer, rt_strlen(log_buffer));
return RT_TRUE;
}
static void uart_test_blocking_rx(void)
{
rt_device_t uart_dev;
uart_dev = rt_device_find(RT_SERIAL_TC_DEVICE_NAME);
uassert_not_null(uart_dev);
uassert_true(block_read(uart_dev));
}
static rt_err_t utest_tc_init(void)
{
return RT_EOK;
}
static rt_err_t utest_tc_cleanup(void)
{
rt_device_t uart_dev = rt_device_find(RT_SERIAL_TC_DEVICE_NAME);
while (rt_device_close(uart_dev) != -RT_ERROR);
return RT_EOK;
}
static void testcase(void)
{
UTEST_UNIT_RUN(uart_test_blocking_rx);
}
UTEST_TC_EXPORT(testcase, "components.drivers.serial.v2.uart_blocking_rx", utest_tc_init, utest_tc_cleanup, 10);
#endif
|
