xref: /dpdk/app/test/test.h (revision 2d0c29a37a9c080c1cccb1ad7941aba2ccf5437e)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2014 Intel Corporation
3  */
4 
5 #ifndef _TEST_H_
6 #define _TEST_H_
7 
8 #include <stddef.h>
9 #include <sys/queue.h>
10 
11 #include <rte_hexdump.h>
12 #include <rte_common.h>
13 
14 #define TEST_SUCCESS EXIT_SUCCESS
15 #define TEST_FAILED  -1
16 #define TEST_SKIPPED  77
17 
18 /* Before including test.h file you can define
19  * TEST_TRACE_FAILURE(_file, _line, _func) macro to better trace/debug test
20  * failures. Mostly useful in test development phase. */
21 #ifndef TEST_TRACE_FAILURE
22 # define TEST_TRACE_FAILURE(_file, _line, _func)
23 #endif
24 
25 #define RTE_TEST_TRACE_FAILURE TEST_TRACE_FAILURE
26 
27 #include <rte_test.h>
28 
29 #define TEST_ASSERT RTE_TEST_ASSERT
30 
31 #define TEST_ASSERT_EQUAL RTE_TEST_ASSERT_EQUAL
32 
33 /* Compare two buffers (length in bytes) */
34 #define TEST_ASSERT_BUFFERS_ARE_EQUAL(a, b, len,  msg, ...) do {	\
35 	if (memcmp(a, b, len)) {                                        \
36 		printf("TestCase %s() line %d failed: "              \
37 			msg "\n", __func__, __LINE__, ##__VA_ARGS__);    \
38 		TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
39 		return TEST_FAILED;                                  \
40 	}                                                        \
41 } while (0)
42 
43 /* Compare two buffers with offset (length and offset in bytes) */
44 #define TEST_ASSERT_BUFFERS_ARE_EQUAL_OFFSET(a, b, len, off, msg, ...) do { \
45 	const uint8_t *_a_with_off = (const uint8_t *)a + off;              \
46 	const uint8_t *_b_with_off = (const uint8_t *)b + off;              \
47 	TEST_ASSERT_BUFFERS_ARE_EQUAL(_a_with_off, _b_with_off, len, msg);  \
48 } while (0)
49 
50 /* Compare two buffers (length in bits) */
51 #define TEST_ASSERT_BUFFERS_ARE_EQUAL_BIT(a, b, len, msg, ...) do {	\
52 	uint8_t _last_byte_a, _last_byte_b;                       \
53 	uint8_t _last_byte_mask, _last_byte_bits;                  \
54 	TEST_ASSERT_BUFFERS_ARE_EQUAL(a, b, (len >> 3), msg);     \
55 	if (len % 8) {                                              \
56 		_last_byte_bits = len % 8;                   \
57 		_last_byte_mask = ~((1 << (8 - _last_byte_bits)) - 1); \
58 		_last_byte_a = ((const uint8_t *)a)[len >> 3];            \
59 		_last_byte_b = ((const uint8_t *)b)[len >> 3];            \
60 		_last_byte_a &= _last_byte_mask;                     \
61 		_last_byte_b &= _last_byte_mask;                    \
62 		if (_last_byte_a != _last_byte_b) {                  \
63 			printf("TestCase %s() line %d failed: "              \
64 				msg "\n", __func__, __LINE__, ##__VA_ARGS__);\
65 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);    \
66 			return TEST_FAILED;                                  \
67 		}                                                        \
68 	}                                                            \
69 } while (0)
70 
71 /* Compare two buffers with offset (length and offset in bits) */
72 #define TEST_ASSERT_BUFFERS_ARE_EQUAL_BIT_OFFSET(a, b, len, off, msg, ...) do {	\
73 	uint8_t _first_byte_a, _first_byte_b;                                 \
74 	uint8_t _first_byte_mask, _first_byte_bits;                           \
75 	uint32_t _len_without_first_byte = (off % 8) ?                       \
76 				len - (8 - (off % 8)) :                       \
77 				len;                                          \
78 	uint32_t _off_in_bytes = (off % 8) ? (off >> 3) + 1 : (off >> 3);     \
79 	const uint8_t *_a_with_off = (const uint8_t *)a + _off_in_bytes;      \
80 	const uint8_t *_b_with_off = (const uint8_t *)b + _off_in_bytes;      \
81 	TEST_ASSERT_BUFFERS_ARE_EQUAL_BIT(_a_with_off, _b_with_off,           \
82 				_len_without_first_byte, msg);                \
83 	if (off % 8) {                                                        \
84 		_first_byte_bits = 8 - (off % 8);                             \
85 		_first_byte_mask = (1 << _first_byte_bits) - 1;               \
86 		_first_byte_a = *(_a_with_off - 1);                           \
87 		_first_byte_b = *(_b_with_off - 1);                           \
88 		_first_byte_a &= _first_byte_mask;                            \
89 		_first_byte_b &= _first_byte_mask;                            \
90 		if (_first_byte_a != _first_byte_b) {                         \
91 			printf("TestCase %s() line %d failed: "               \
92 				msg "\n", __func__, __LINE__, ##__VA_ARGS__); \
93 			TEST_TRACE_FAILURE(__FILE__, __LINE__, __func__);     \
94 			return TEST_FAILED;                                   \
95 		}                                                             \
96 	}                                                                     \
97 } while (0)
98 
99 #define TEST_ASSERT_NOT_EQUAL RTE_TEST_ASSERT_NOT_EQUAL
100 
101 #define TEST_ASSERT_SUCCESS RTE_TEST_ASSERT_SUCCESS
102 
103 #define TEST_ASSERT_FAIL RTE_TEST_ASSERT_FAIL
104 
105 #define TEST_ASSERT_NULL RTE_TEST_ASSERT_NULL
106 
107 #define TEST_ASSERT_NOT_NULL RTE_TEST_ASSERT_NOT_NULL
108 
109 struct unit_test_case {
110 	int (*setup)(void);
111 	void (*teardown)(void);
112 	int (*testcase)(void);
113 	const char *name;
114 	unsigned enabled;
115 };
116 
117 #define TEST_CASE(fn) { NULL, NULL, fn, #fn, 1 }
118 
119 #define TEST_CASE_NAMED(name, fn) { NULL, NULL, fn, name, 1 }
120 
121 #define TEST_CASE_ST(setup, teardown, testcase) \
122 		{ setup, teardown, testcase, #testcase, 1 }
123 
124 
125 #define TEST_CASE_DISABLED(fn) { NULL, NULL, fn, #fn, 0 }
126 
127 #define TEST_CASE_ST_DISABLED(setup, teardown, testcase) \
128 		{ setup, teardown, testcase, #testcase, 0 }
129 
130 #define TEST_CASES_END() { NULL, NULL, NULL, NULL, 0 }
131 
132 static inline void
133 debug_hexdump(FILE *file, const char *title, const void *buf, size_t len)
134 {
135 	if (rte_log_get_global_level() == RTE_LOG_DEBUG)
136 		rte_hexdump(file, title, buf, len);
137 }
138 
139 struct unit_test_suite {
140 	const char *suite_name;
141 	int (*setup)(void);
142 	void (*teardown)(void);
143 	struct unit_test_case unit_test_cases[];
144 };
145 
146 int unit_test_suite_runner(struct unit_test_suite *suite);
147 extern int last_test_result;
148 
149 #define RECURSIVE_ENV_VAR "RTE_TEST_RECURSIVE"
150 
151 #include <cmdline_parse.h>
152 #include <cmdline_parse_string.h>
153 
154 extern const char *prgname;
155 
156 int commands_init(void);
157 
158 int test_mp_secondary(void);
159 
160 int test_set_rxtx_conf(cmdline_fixed_string_t mode);
161 int test_set_rxtx_anchor(cmdline_fixed_string_t type);
162 int test_set_rxtx_sc(cmdline_fixed_string_t type);
163 
164 typedef int (test_callback)(void);
165 TAILQ_HEAD(test_commands_list, test_command);
166 struct test_command {
167 	TAILQ_ENTRY(test_command) next;
168 	const char *command;
169 	test_callback *callback;
170 };
171 
172 void add_test_command(struct test_command *t);
173 
174 /* Register a test function with its command string */
175 #define REGISTER_TEST_COMMAND(cmd, func) \
176 	static struct test_command test_struct_##cmd = { \
177 		.command = RTE_STR(cmd), \
178 		.callback = func, \
179 	}; \
180 	RTE_INIT(test_register_##cmd) \
181 	{ \
182 		add_test_command(&test_struct_##cmd); \
183 	}
184 
185 #endif
186