1 /*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 * conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 * of conditions and the following disclaimer in the documentation and/or other materials
13 * provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 * to endorse or promote products derived from this software without specific prior written
17 * permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32
33 #include "it_los_atomic.h"
34
TestCase(VOID)35 static UINT32 TestCase(VOID)
36 {
37 volatile INT64 value = 0;
38 BOOL ret;
39 UINT64 newVal = 0xff;
40 UINT64 oldVal = 1;
41
42 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
43 ICUNIT_ASSERT_EQUAL(ret, 1, ret);
44 ICUNIT_ASSERT_EQUAL(value, 0, value);
45
46 oldVal = 0;
47 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
48 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
49 ICUNIT_ASSERT_EQUAL(value, 0xff, value);
50
51 newVal = 0xffff;
52 oldVal = 1;
53 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
54 ICUNIT_ASSERT_EQUAL(ret, 1, ret);
55 ICUNIT_ASSERT_EQUAL(value, 0xff, value);
56
57 oldVal = 0xff;
58 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
59 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
60 ICUNIT_ASSERT_EQUAL(value, 0xffff, value);
61
62 newVal = 0xffffffff;
63 oldVal = 1;
64 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
65 ICUNIT_ASSERT_EQUAL(ret, 1, ret);
66 ICUNIT_ASSERT_EQUAL(value, 0xffff, value);
67
68 oldVal = 0xffff;
69 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
70 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
71 ICUNIT_ASSERT_EQUAL(value, 0xffffffff, value);
72
73 newVal = 0xffffffffffff;
74 oldVal = 1;
75 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
76 ICUNIT_ASSERT_EQUAL(ret, 1, ret);
77 ICUNIT_ASSERT_EQUAL(value, 0xffffffff, value);
78
79 oldVal = 0xffffffff;
80 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
81 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
82 ICUNIT_ASSERT_EQUAL(value, 0xffffffffffff, value);
83
84 newVal = 0xffffffffffffffff;
85 oldVal = 1;
86 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
87 ICUNIT_ASSERT_EQUAL(ret, 1, ret);
88 ICUNIT_ASSERT_EQUAL(value, 0xffffffffffff, value);
89
90 oldVal = 0xffffffffffff;
91 ret = LOS_AtomicCmpXchg64bits(&value, newVal, oldVal);
92 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
93 ICUNIT_ASSERT_EQUAL(value, 0xffffffffffffffff, value);
94
95 return LOS_OK;
96 }
97
98 /**
99 * @ingroup TEST_ATO
100 * @par TestCase_Number
101 * ItLosAtomic006
102 * @par TestCase_TestCase_Type
103 * Function test
104 * @brief Test interface LOS_AtomicCmpXchg64bits
105 * @par TestCase_Pretreatment_Condition
106 * NA.
107 * @par TestCase_Test_Steps
108 * step1: Invoke the LOS_AtomicCmpXchg64bits interface.
109 * @par TestCase_Expected_Result
110 * 1.LOS_AtomicCmpXchg64bits return expected result.
111 * @par TestCase_Level
112 * Level 0
113 * @par TestCase_Automated
114 * true
115 * @par TestCase_Remark
116 * null
117 */
118
ItLosAtomic006(VOID)119 VOID ItLosAtomic006(VOID)
120 {
121 TEST_ADD_CASE("ItLosAtomic006", TestCase, TEST_LOS, TEST_ATO, TEST_LEVEL0, TEST_FUNCTION);
122 }
123