test_helper.h revision 1.3
1/*	$OpenBSD: test_helper.h,v 1.3 2014/05/02 09:41:32 andre Exp $	*/
2/*
3 * Copyright (c) 2011 Damien Miller <djm@mindrot.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18/* Utility functions/framework for regress tests */
19
20#ifndef _TEST_HELPER_H
21#define _TEST_HELPER_H
22
23#include <sys/types.h>
24#include <stdint.h>
25
26#include <openssl/bn.h>
27#include <openssl/err.h>
28
29enum test_predicate {
30	TEST_EQ, TEST_NE, TEST_LT, TEST_LE, TEST_GT, TEST_GE
31};
32typedef void (test_onerror_func_t)(void *);
33
34/* Supplied by test suite */
35void tests(void);
36
37const char *test_data_file(const char *name);
38void test_start(const char *n);
39void set_onerror_func(test_onerror_func_t *f, void *ctx);
40void test_done(void);
41void ssl_err_check(const char *file, int line);
42void assert_bignum(const char *file, int line,
43    const char *a1, const char *a2,
44    const BIGNUM *aa1, const BIGNUM *aa2, enum test_predicate pred);
45void assert_string(const char *file, int line,
46    const char *a1, const char *a2,
47    const char *aa1, const char *aa2, enum test_predicate pred);
48void assert_mem(const char *file, int line,
49    const char *a1, const char *a2,
50    const void *aa1, const void *aa2, size_t l, enum test_predicate pred);
51void assert_mem_filled(const char *file, int line,
52    const char *a1,
53    const void *aa1, u_char v, size_t l, enum test_predicate pred);
54void assert_int(const char *file, int line,
55    const char *a1, const char *a2,
56    int aa1, int aa2, enum test_predicate pred);
57void assert_size_t(const char *file, int line,
58    const char *a1, const char *a2,
59    size_t aa1, size_t aa2, enum test_predicate pred);
60void assert_u_int(const char *file, int line,
61    const char *a1, const char *a2,
62    u_int aa1, u_int aa2, enum test_predicate pred);
63void assert_long_long(const char *file, int line,
64    const char *a1, const char *a2,
65    long long aa1, long long aa2, enum test_predicate pred);
66void assert_char(const char *file, int line,
67    const char *a1, const char *a2,
68    char aa1, char aa2, enum test_predicate pred);
69void assert_ptr(const char *file, int line,
70    const char *a1, const char *a2,
71    const void *aa1, const void *aa2, enum test_predicate pred);
72void assert_u8(const char *file, int line,
73    const char *a1, const char *a2,
74    u_int8_t aa1, u_int8_t aa2, enum test_predicate pred);
75void assert_u16(const char *file, int line,
76    const char *a1, const char *a2,
77    u_int16_t aa1, u_int16_t aa2, enum test_predicate pred);
78void assert_u32(const char *file, int line,
79    const char *a1, const char *a2,
80    u_int32_t aa1, u_int32_t aa2, enum test_predicate pred);
81void assert_u64(const char *file, int line,
82    const char *a1, const char *a2,
83    u_int64_t aa1, u_int64_t aa2, enum test_predicate pred);
84
85#define TEST_START(n)			test_start(n)
86#define TEST_DONE()			test_done()
87#define TEST_ONERROR(f, c)		set_onerror_func(f, c)
88#define SSL_ERR_CHECK() 		ssl_err_check(__FILE__, __LINE__)
89
90#define ASSERT_BIGNUM_EQ(a1, a2) \
91	assert_bignum(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
92#define ASSERT_STRING_EQ(a1, a2) \
93	assert_string(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
94#define ASSERT_MEM_EQ(a1, a2, l) \
95	assert_mem(__FILE__, __LINE__, #a1, #a2, a1, a2, l, TEST_EQ)
96#define ASSERT_MEM_FILLED_EQ(a1, c, l) \
97	assert_mem_filled(__FILE__, __LINE__, #a1, a1, c, l, TEST_EQ)
98#define ASSERT_MEM_ZERO_EQ(a1, l) \
99	assert_mem_filled(__FILE__, __LINE__, #a1, a1, '\0', l, TEST_EQ)
100#define ASSERT_INT_EQ(a1, a2) \
101	assert_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
102#define ASSERT_SIZE_T_EQ(a1, a2) \
103	assert_size_t(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
104#define ASSERT_U_INT_EQ(a1, a2) \
105	assert_u_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
106#define ASSERT_LONG_LONG_EQ(a1, a2) \
107	assert_long_long(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
108#define ASSERT_CHAR_EQ(a1, a2) \
109	assert_char(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
110#define ASSERT_PTR_EQ(a1, a2) \
111	assert_ptr(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
112#define ASSERT_U8_EQ(a1, a2) \
113	assert_u8(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
114#define ASSERT_U16_EQ(a1, a2) \
115	assert_u16(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
116#define ASSERT_U32_EQ(a1, a2) \
117	assert_u32(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
118#define ASSERT_U64_EQ(a1, a2) \
119	assert_u64(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_EQ)
120
121#define ASSERT_BIGNUM_NE(a1, a2) \
122	assert_bignum(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
123#define ASSERT_STRING_NE(a1, a2) \
124	assert_string(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
125#define ASSERT_MEM_NE(a1, a2, l) \
126	assert_mem(__FILE__, __LINE__, #a1, #a2, a1, a2, l, TEST_NE)
127#define ASSERT_MEM_ZERO_NE(a1, l) \
128	assert_mem_filled(__FILE__, __LINE__, #a1, a1, '\0', l, TEST_NE)
129#define ASSERT_INT_NE(a1, a2) \
130	assert_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
131#define ASSERT_SIZE_T_NE(a1, a2) \
132	assert_size_t(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
133#define ASSERT_U_INT_NE(a1, a2) \
134	assert_u_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
135#define ASSERT_LONG_LONG_NE(a1, a2) \
136	assert_long_long(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
137#define ASSERT_CHAR_NE(a1, a2) \
138	assert_char(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
139#define ASSERT_PTR_NE(a1, a2) \
140	assert_ptr(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
141#define ASSERT_U8_NE(a1, a2) \
142	assert_u8(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
143#define ASSERT_U16_NE(a1, a2) \
144	assert_u16(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
145#define ASSERT_U32_NE(a1, a2) \
146	assert_u32(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
147#define ASSERT_U64_NE(a1, a2) \
148	assert_u64(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_NE)
149
150#define ASSERT_BIGNUM_LT(a1, a2) \
151	assert_bignum(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
152#define ASSERT_STRING_LT(a1, a2) \
153	assert_string(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
154#define ASSERT_MEM_LT(a1, a2, l) \
155	assert_mem(__FILE__, __LINE__, #a1, #a2, a1, a2, l, TEST_LT)
156#define ASSERT_INT_LT(a1, a2) \
157	assert_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
158#define ASSERT_SIZE_T_LT(a1, a2) \
159	assert_size_t(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
160#define ASSERT_U_INT_LT(a1, a2) \
161	assert_u_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
162#define ASSERT_LONG_LONG_LT(a1, a2) \
163	assert_long_long(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
164#define ASSERT_CHAR_LT(a1, a2) \
165	assert_char(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
166#define ASSERT_PTR_LT(a1, a2) \
167	assert_ptr(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
168#define ASSERT_U8_LT(a1, a2) \
169	assert_u8(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
170#define ASSERT_U16_LT(a1, a2) \
171	assert_u16(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
172#define ASSERT_U32_LT(a1, a2) \
173	assert_u32(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
174#define ASSERT_U64_LT(a1, a2) \
175	assert_u64(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LT)
176
177#define ASSERT_BIGNUM_LE(a1, a2) \
178	assert_bignum(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
179#define ASSERT_STRING_LE(a1, a2) \
180	assert_string(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
181#define ASSERT_MEM_LE(a1, a2, l) \
182	assert_mem(__FILE__, __LINE__, #a1, #a2, a1, a2, l, TEST_LE)
183#define ASSERT_INT_LE(a1, a2) \
184	assert_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
185#define ASSERT_SIZE_T_LE(a1, a2) \
186	assert_size_t(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
187#define ASSERT_U_INT_LE(a1, a2) \
188	assert_u_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
189#define ASSERT_LONG_LONG_LE(a1, a2) \
190	assert_long_long(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
191#define ASSERT_CHAR_LE(a1, a2) \
192	assert_char(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
193#define ASSERT_PTR_LE(a1, a2) \
194	assert_ptr(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
195#define ASSERT_U8_LE(a1, a2) \
196	assert_u8(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
197#define ASSERT_U16_LE(a1, a2) \
198	assert_u16(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
199#define ASSERT_U32_LE(a1, a2) \
200	assert_u32(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
201#define ASSERT_U64_LE(a1, a2) \
202	assert_u64(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_LE)
203
204#define ASSERT_BIGNUM_GT(a1, a2) \
205	assert_bignum(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
206#define ASSERT_STRING_GT(a1, a2) \
207	assert_string(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
208#define ASSERT_MEM_GT(a1, a2, l) \
209	assert_mem(__FILE__, __LINE__, #a1, #a2, a1, a2, l, TEST_GT)
210#define ASSERT_INT_GT(a1, a2) \
211	assert_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
212#define ASSERT_SIZE_T_GT(a1, a2) \
213	assert_size_t(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
214#define ASSERT_U_INT_GT(a1, a2) \
215	assert_u_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
216#define ASSERT_LONG_LONG_GT(a1, a2) \
217	assert_long_long(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
218#define ASSERT_CHAR_GT(a1, a2) \
219	assert_char(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
220#define ASSERT_PTR_GT(a1, a2) \
221	assert_ptr(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
222#define ASSERT_U8_GT(a1, a2) \
223	assert_u8(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
224#define ASSERT_U16_GT(a1, a2) \
225	assert_u16(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
226#define ASSERT_U32_GT(a1, a2) \
227	assert_u32(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
228#define ASSERT_U64_GT(a1, a2) \
229	assert_u64(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GT)
230
231#define ASSERT_BIGNUM_GE(a1, a2) \
232	assert_bignum(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
233#define ASSERT_STRING_GE(a1, a2) \
234	assert_string(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
235#define ASSERT_MEM_GE(a1, a2, l) \
236	assert_mem(__FILE__, __LINE__, #a1, #a2, a1, a2, l, TEST_GE)
237#define ASSERT_INT_GE(a1, a2) \
238	assert_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
239#define ASSERT_SIZE_T_GE(a1, a2) \
240	assert_size_t(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
241#define ASSERT_U_INT_GE(a1, a2) \
242	assert_u_int(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
243#define ASSERT_LONG_LONG_GE(a1, a2) \
244	assert_long_long(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
245#define ASSERT_CHAR_GE(a1, a2) \
246	assert_char(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
247#define ASSERT_PTR_GE(a1, a2) \
248	assert_ptr(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
249#define ASSERT_U8_GE(a1, a2) \
250	assert_u8(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
251#define ASSERT_U16_GE(a1, a2) \
252	assert_u16(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
253#define ASSERT_U32_GE(a1, a2) \
254	assert_u32(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
255#define ASSERT_U64_GE(a1, a2) \
256	assert_u64(__FILE__, __LINE__, #a1, #a2, a1, a2, TEST_GE)
257
258/* Fuzzing support */
259
260struct fuzz;
261#define FUZZ_1_BIT_FLIP		0x00000001	/* Flip one bit at a time */
262#define FUZZ_2_BIT_FLIP		0x00000002	/* Flip two bits at a time */
263#define FUZZ_1_BYTE_FLIP	0x00000004	/* Flip one byte at a time */
264#define FUZZ_2_BYTE_FLIP	0x00000008	/* Flip two bytes at a time */
265#define FUZZ_TRUNCATE_START	0x00000010	/* Truncate from beginning */
266#define FUZZ_TRUNCATE_END	0x00000020	/* Truncate from end */
267#define FUZZ_BASE64		0x00000040	/* Try all base64 chars */
268#define FUZZ_MAX		FUZZ_BASE64
269
270/* Start fuzzing a blob of data with selected strategies (bitmask) */
271struct fuzz *fuzz_begin(u_int strategies, const void *p, size_t l);
272
273/* Free a fuzz context */
274void fuzz_cleanup(struct fuzz *fuzz);
275
276/* Prepare the next fuzz case in the series */
277void fuzz_next(struct fuzz *fuzz);
278
279/* Determine whether the current fuzz sequence is exhausted (nonzero = yes) */
280int fuzz_done(struct fuzz *fuzz);
281
282/* Return the length and a pointer to the current fuzzed case */
283size_t fuzz_len(struct fuzz *fuzz);
284u_char *fuzz_ptr(struct fuzz *fuzz);
285
286/* Dump the current fuzz case to stderr */
287void fuzz_dump(struct fuzz *fuzz);
288#endif /* _TEST_HELPER_H */
289