xref: /dpdk/app/test/test.h (revision cf435a07)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
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10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #ifndef _TEST_H_
35 #define _TEST_H_
36 
37 #include <stddef.h>
38 #include <sys/queue.h>
39 
40 #include <rte_common.h>
41 #include <rte_log.h>
42 
43 #define TEST_SUCCESS  (0)
44 #define TEST_FAILED  (-1)
45 
46 /* Before including test.h file you can define
47  * TEST_TRACE_FAILURE(_file, _line, _func) macro to better trace/debug test
48  * failures. Mostly useful in test development phase. */
49 #ifndef TEST_TRACE_FAILURE
50 # define TEST_TRACE_FAILURE(_file, _line, _func)
51 #endif
52 
53 #define TEST_ASSERT(cond, msg, ...) do {                         \
54 		if (!(cond)) {                                           \
55 			printf("TestCase %s() line %d failed: "              \
56 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
57 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
58 			return TEST_FAILED;                                  \
59 		}                                                        \
60 } while (0)
61 
62 #define TEST_ASSERT_EQUAL(a, b, msg, ...) do {                   \
63 		if (!(a == b)) {                                         \
64 			printf("TestCase %s() line %d failed: "              \
65 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
66 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
67 			return TEST_FAILED;                                  \
68 		}                                                        \
69 } while (0)
70 
71 /* Compare two buffers (length in bytes) */
72 #define TEST_ASSERT_BUFFERS_ARE_EQUAL(a, b, len,  msg, ...) do {	\
73 	if (memcmp(a, b, len)) {                                        \
74 		printf("TestCase %s() line %d failed: "              \
75 			msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
76 		TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
77 		return TEST_FAILED;                                  \
78 	}                                                        \
79 } while (0)
80 
81 /* Compare two buffers with offset (length and offset in bytes) */
82 #define TEST_ASSERT_BUFFERS_ARE_EQUAL_OFFSET(a, b, len, off, msg, ...) do { \
83 	const uint8_t *_a_with_off = (const uint8_t *)a + off;              \
84 	const uint8_t *_b_with_off = (const uint8_t *)b + off;              \
85 	TEST_ASSERT_BUFFERS_ARE_EQUAL(_a_with_off, _b_with_off, len, msg);  \
86 } while (0)
87 
88 /* Compare two buffers (length in bits) */
89 #define TEST_ASSERT_BUFFERS_ARE_EQUAL_BIT(a, b, len, msg, ...) do {	\
90 	uint8_t _last_byte_a, _last_byte_b;                       \
91 	uint8_t _last_byte_mask, _last_byte_bits;                  \
92 	TEST_ASSERT_BUFFERS_ARE_EQUAL(a, b, (len >> 3), msg);     \
93 	if (len % 8) {                                              \
94 		_last_byte_bits = len % 8;                   \
95 		_last_byte_mask = ~((1 << (8 - _last_byte_bits)) - 1); \
96 		_last_byte_a = ((const uint8_t *)a)[len >> 3];            \
97 		_last_byte_b = ((const uint8_t *)b)[len >> 3];            \
98 		_last_byte_a &= _last_byte_mask;                     \
99 		_last_byte_b &= _last_byte_mask;                    \
100 		if (_last_byte_a != _last_byte_b) {                  \
101 			printf("TestCase %s() line %d failed: "              \
102 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);\
103 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
104 			return TEST_FAILED;                                  \
105 		}                                                        \
106 	}                                                            \
107 } while (0)
108 
109 /* Compare two buffers with offset (length and offset in bits) */
110 #define TEST_ASSERT_BUFFERS_ARE_EQUAL_BIT_OFFSET(a, b, len, off, msg, ...) do {	\
111 	uint8_t _first_byte_a, _first_byte_b;                                 \
112 	uint8_t _first_byte_mask, _first_byte_bits;                           \
113 	uint32_t _len_without_first_byte = (off % 8) ?                       \
114 				len - (8 - (off % 8)) :                       \
115 				len;                                          \
116 	uint32_t _off_in_bytes = (off % 8) ? (off >> 3) + 1 : (off >> 3);     \
117 	const uint8_t *_a_with_off = (const uint8_t *)a + _off_in_bytes;      \
118 	const uint8_t *_b_with_off = (const uint8_t *)b + _off_in_bytes;      \
119 	TEST_ASSERT_BUFFERS_ARE_EQUAL_BIT(_a_with_off, _b_with_off,           \
120 				_len_without_first_byte, msg);                \
121 	if (off % 8) {                                                        \
122 		_first_byte_bits = 8 - (off % 8);                             \
123 		_first_byte_mask = (1 << _first_byte_bits) - 1;               \
124 		_first_byte_a = *(_a_with_off - 1);                           \
125 		_first_byte_b = *(_b_with_off - 1);                           \
126 		_first_byte_a &= _first_byte_mask;                            \
127 		_first_byte_b &= _first_byte_mask;                            \
128 		if (_first_byte_a != _first_byte_b) {                         \
129 			printf("TestCase %s() line %d failed: "               \
130 				msg "\n", __func__, __LINE__, ##__VA_ARGS__); \
131 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);     \
132 			return TEST_FAILED;                                   \
133 		}                                                             \
134 	}                                                                     \
135 } while (0)
136 
137 #define TEST_ASSERT_NOT_EQUAL(a, b, msg, ...) do {               \
138 		if (!(a != b)) {                                         \
139 			printf("TestCase %s() line %d failed: "              \
140 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
141 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
142 			return TEST_FAILED;                                  \
143 		}                                                        \
144 } while (0)
145 
146 #define TEST_ASSERT_SUCCESS(val, msg, ...) do {                  \
147 		typeof(val) _val = (val);                                \
148 		if (!(_val == 0)) {                                      \
149 			printf("TestCase %s() line %d failed (err %d): "     \
150 				msg "\n", __func__, __LINE__, _val,              \
151 				##__VA_ARGS__);                                  \
152 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
153 			return TEST_FAILED;                                  \
154 		}                                                        \
155 } while (0)
156 
157 #define TEST_ASSERT_FAIL(val, msg, ...) do {                     \
158 		if (!(val != 0)) {                                       \
159 			printf("TestCase %s() line %d failed: "              \
160 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
161 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
162 			return TEST_FAILED;                                  \
163 		}                                                        \
164 } while (0)
165 
166 #define TEST_ASSERT_NULL(val, msg, ...) do {                     \
167 		if (!(val == NULL)) {                                    \
168 			printf("TestCase %s() line %d failed: "              \
169 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
170 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
171 			return TEST_FAILED;                                  \
172 		}                                                        \
173 } while (0)
174 
175 #define TEST_ASSERT_NOT_NULL(val, msg, ...) do {                 \
176 		if (!(val != NULL)) {                                    \
177 			printf("TestCase %s() line %d failed: "              \
178 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
179 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
180 			return TEST_FAILED;                                  \
181 		}                                                        \
182 } while (0)
183 
184 struct unit_test_case {
185 	int (*setup)(void);
186 	void (*teardown)(void);
187 	int (*testcase)(void);
188 	const char *success_msg;
189 	const char *fail_msg;
190 	unsigned enabled;
191 };
192 
193 #define TEST_CASE(fn) { NULL, NULL, fn, #fn " succeeded", #fn " failed", 1 }
194 
195 #define TEST_CASE_NAMED(name, fn) { NULL, NULL, fn, name " succeeded", \
196 		name " failed", 1 }
197 
198 #define TEST_CASE_ST(setup, teardown, testcase)         \
199 		{ setup, teardown, testcase, #testcase " succeeded",    \
200 		#testcase " failed ", 1 }
201 
202 
203 #define TEST_CASE_DISABLED(fn) { NULL, NULL, fn, #fn " succeeded", \
204 	#fn " failed", 0 }
205 
206 #define TEST_CASE_ST_DISABLED(setup, teardown, testcase)         \
207 		{ setup, teardown, testcase, #testcase " succeeded",    \
208 		#testcase " failed ", 0 }
209 
210 #define TEST_CASES_END() { NULL, NULL, NULL, NULL, NULL, 0 }
211 
212 #if RTE_LOG_LEVEL >= RTE_LOG_DEBUG
213 #define TEST_HEXDUMP(file, title, buf, len) rte_hexdump(file, title, buf, len)
214 #else
215 #define TEST_HEXDUMP(file, title, buf, len) do {} while (0)
216 #endif
217 
218 struct unit_test_suite {
219 	const char *suite_name;
220 	int (*setup)(void);
221 	void (*teardown)(void);
222 	struct unit_test_case unit_test_cases[];
223 };
224 
225 int unit_test_suite_runner(struct unit_test_suite *suite);
226 
227 #define RECURSIVE_ENV_VAR "RTE_TEST_RECURSIVE"
228 
229 #include <cmdline_parse.h>
230 #include <cmdline_parse_string.h>
231 
232 extern const char *prgname;
233 
234 int commands_init(void);
235 
236 int test_pci(void);
237 int test_pci_run;
238 
239 int test_mp_secondary(void);
240 
241 int test_set_rxtx_conf(cmdline_fixed_string_t mode);
242 int test_set_rxtx_anchor(cmdline_fixed_string_t type);
243 int test_set_rxtx_sc(cmdline_fixed_string_t type);
244 
245 typedef int (test_callback)(void);
246 TAILQ_HEAD(test_commands_list, test_command);
247 struct test_command {
248 	TAILQ_ENTRY(test_command) next;
249 	const char *command;
250 	test_callback *callback;
251 };
252 
253 void add_test_command(struct test_command *t);
254 
255 /* Register a test function with its command string */
256 #define REGISTER_TEST_COMMAND(cmd, func) \
257 	static struct test_command test_struct_##cmd = { \
258 		.command = RTE_STR(cmd), \
259 		.callback = func, \
260 	}; \
261 	static void __attribute__((constructor, used)) \
262 	test_register_##cmd(void) \
263 	{ \
264 		add_test_command(&test_struct_##cmd); \
265 	}
266 
267 #endif
268