1 /*
2 * Copyright (c) 2022-2022 Huawei Device Co., Ltd. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification,
5 * are permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific prior written
16 * permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "It_los_signal.h"
32 #include "los_task.h"
33
34 STATIC volatile INT32 g_sigValue = -1;
35
SigHandler(INT32 sig)36 STATIC VOID SigHandler(INT32 sig)
37 {
38 g_sigValue = sig;
39 }
40
Testcase(VOID)41 static UINT32 Testcase(VOID)
42 {
43 SIG_HANDLER h = NULL;
44 UINT32 ret;
45
46 h = LOS_SignalSet(0, SigHandler);
47 ICUNIT_ASSERT_EQUAL(h, SIG_ERR, h);
48
49 h = LOS_SignalSet(LOS_SIGNAL_SUPPORT_MAX + 1, SigHandler);
50 ICUNIT_ASSERT_EQUAL(h, SIG_ERR, h);
51
52 h = LOS_SignalSet(SIGUSR1, SIG_DFL);
53 ICUNIT_ASSERT_NOT_EQUAL(h, SIG_ERR, h);
54
55 ret = LOS_SignalSend(LOS_CurTaskIDGet(), SIGUSR1);
56 ICUNIT_ASSERT_EQUAL(ret, LOS_OK, ret);
57 ICUNIT_ASSERT_EQUAL(g_sigValue, -1, g_sigValue);
58
59 h = LOS_SignalSet(SIGUSR1, SigHandler);
60 ICUNIT_ASSERT_NOT_EQUAL(h, SIG_ERR, h);
61
62 ret = LOS_SignalSend(LOS_CurTaskIDGet(), SIGUSR1);
63 ICUNIT_ASSERT_EQUAL(ret, LOS_OK, ret);
64 ICUNIT_ASSERT_EQUAL(g_sigValue, SIGUSR1, g_sigValue);
65 g_sigValue = -1;
66
67 h = LOS_SignalSet(SIGUSR1, SIG_IGN);
68 ICUNIT_ASSERT_NOT_EQUAL(h, SIG_ERR, h);
69
70 ret = LOS_SignalSend(LOS_CurTaskIDGet(), SIGUSR1);
71 ICUNIT_ASSERT_EQUAL(ret, LOS_ERRNO_SIGNAL_NO_SET, ret);
72 ICUNIT_ASSERT_EQUAL(g_sigValue, -1, g_sigValue);
73
74 return LOS_OK;
75 }
76
ItLosSignal001(VOID)77 VOID ItLosSignal001(VOID)
78 {
79 TEST_ADD_CASE("ItLosSignal001", Testcase, TEST_LOS, TEST_SIGNAL, TEST_LEVEL0, TEST_FUNCTION);
80 }
81