1 /*
2 * Copyright (c) 2020, The OpenThread Authors.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. Neither the name of the copyright holder nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "test_platform.h"
30
31 #include "common/arg_macros.hpp"
32
NumberOfArgs(void)33 static constexpr uint8_t NumberOfArgs(void)
34 {
35 return 0;
36 }
37
NumberOfArgs(uint8_t)38 static constexpr uint8_t NumberOfArgs(uint8_t)
39 {
40 return 1;
41 }
42
NumberOfArgs(uint8_t,uint8_t)43 static constexpr uint8_t NumberOfArgs(uint8_t, uint8_t)
44 {
45 return 2;
46 }
47
NumberOfArgs(uint8_t,uint8_t,uint8_t)48 static constexpr uint8_t NumberOfArgs(uint8_t, uint8_t, uint8_t)
49 {
50 return 3;
51 }
52
NumberOfArgs(uint8_t,uint8_t,uint8_t,uint8_t)53 static constexpr uint8_t NumberOfArgs(uint8_t, uint8_t, uint8_t, uint8_t)
54 {
55 return 4;
56 }
57
NumberOfArgs(uint8_t,uint8_t,uint8_t,uint8_t,uint8_t)58 static constexpr uint8_t NumberOfArgs(uint8_t, uint8_t, uint8_t, uint8_t, uint8_t)
59 {
60 return 5;
61 }
62
NumberOfArgs(uint8_t,uint8_t,uint8_t,uint8_t,uint8_t,uint8_t)63 static constexpr uint8_t NumberOfArgs(uint8_t, uint8_t, uint8_t, uint8_t, uint8_t, uint8_t)
64 {
65 return 6;
66 }
67
NumberOfArgs(uint8_t,uint8_t,uint8_t,uint8_t,uint8_t,uint8_t,uint8_t)68 static constexpr uint8_t NumberOfArgs(uint8_t, uint8_t, uint8_t, uint8_t, uint8_t, uint8_t, uint8_t)
69 {
70 return 7;
71 }
72
Sum(int aFirst)73 int Sum(int aFirst)
74 {
75 return aFirst;
76 }
77
Sum(int aFirst,Args...aArgs)78 template <typename... Args> int Sum(int aFirst, Args... aArgs)
79 {
80 return aFirst + Sum(aArgs...);
81 }
82
TestMacros(void)83 void TestMacros(void)
84 {
85 // Verify `OT_FIRST_ARG()` macro.
86
87 VerifyOrQuit(OT_FIRST_ARG(1) == 1);
88 VerifyOrQuit(OT_FIRST_ARG(1, 2, 3) == 1);
89 VerifyOrQuit(OT_FIRST_ARG(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12) == 1);
90
91 // Verify `OT_REST_ARGS()` macro.
92
93 VerifyOrQuit(NumberOfArgs(OT_REST_ARGS(1)) == 0);
94
95 VerifyOrQuit(NumberOfArgs(0 OT_REST_ARGS(1)) == 1);
96 VerifyOrQuit(NumberOfArgs(0 OT_REST_ARGS(1, 2)) == 2);
97 VerifyOrQuit(NumberOfArgs(0 OT_REST_ARGS(1, 2, 3)) == 3);
98 VerifyOrQuit(NumberOfArgs(0 OT_REST_ARGS(1, 2, 3, 4)) == 4);
99 VerifyOrQuit(NumberOfArgs(0 OT_REST_ARGS(1, 2, 3, 4, 5)) == 5);
100 VerifyOrQuit(NumberOfArgs(0 OT_REST_ARGS(1, 2, 3, 4, 5, 6)) == 6);
101 VerifyOrQuit(NumberOfArgs(0 OT_REST_ARGS(1, 2, 3, 4, 5, 6, 7)) == 7);
102
103 VerifyOrQuit(Sum(100 OT_REST_ARGS(1)) == 100);
104 VerifyOrQuit(Sum(100 OT_REST_ARGS(1, 2)) == 102);
105 VerifyOrQuit(Sum(100 OT_REST_ARGS(1, 2, 3)) == 105);
106 VerifyOrQuit(Sum(100 OT_REST_ARGS(1, 2, 3, 4)) == 109);
107 VerifyOrQuit(Sum(100 OT_REST_ARGS(1, 2, 3, 4, 5)) == 114);
108 VerifyOrQuit(Sum(100 OT_REST_ARGS(1, 2, 3, 4, 5, 6)) == 120);
109 VerifyOrQuit(Sum(100 OT_REST_ARGS(1, 2, 3, 4, 5, 6, 7)) == 127);
110
111 // Verify `OT_SECOND_ARG()` macro.
112
113 VerifyOrQuit(NumberOfArgs(OT_SECOND_ARG(1)) == 0);
114 VerifyOrQuit(NumberOfArgs(OT_SECOND_ARG(1, 2)) == 1);
115
116 VerifyOrQuit(OT_SECOND_ARG(1, 2) == 2);
117 }
118
TestVerifyOrExitSuccessNoAction(void)119 void TestVerifyOrExitSuccessNoAction(void)
120 {
121 bool reachedEnd = false;
122
123 VerifyOrExit(true);
124 reachedEnd = true;
125
126 exit:
127 VerifyOrQuit(reachedEnd, "VerifyOrExit() failed");
128 }
129
TestVerifyOrExitFailureNoAction(void)130 void TestVerifyOrExitFailureNoAction(void)
131 {
132 bool reachedEnd = false;
133
134 VerifyOrExit(false);
135 reachedEnd = true;
136
137 exit:
138 VerifyOrQuit(!reachedEnd, "VerifyOrExit() failed");
139 }
140
TestVerifyOrExitSuccessWithAction(void)141 void TestVerifyOrExitSuccessWithAction(void)
142 {
143 bool didAction = false;
144 bool reachedEnd = false;
145
146 VerifyOrExit(true, didAction = true);
147 reachedEnd = true;
148
149 exit:
150 VerifyOrQuit(reachedEnd && !didAction, "VerifyOrExit() failed");
151 }
152
TestVerifyOrExitFailureWithAction(void)153 void TestVerifyOrExitFailureWithAction(void)
154 {
155 bool didAction = false;
156 bool reachedEnd = false;
157
158 VerifyOrExit(false, didAction = true);
159 reachedEnd = true;
160
161 exit:
162 VerifyOrQuit(!reachedEnd && didAction, "VerifyOrExit() failed");
163 }
164
main(void)165 int main(void)
166 {
167 TestMacros();
168 TestVerifyOrExitSuccessNoAction();
169 TestVerifyOrExitFailureNoAction();
170 TestVerifyOrExitSuccessWithAction();
171 TestVerifyOrExitFailureWithAction();
172 printf("All tests passed\n");
173 return 0;
174 }
175