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4db40c94 RL |
1 | /* |
2 | * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * | |
4 | * Licensed under the OpenSSL license (the "License"). You may not use | |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8 | */ | |
9 | ||
10 | #include "../testutil.h" | |
579d0fab | 11 | #include "output.h" |
c5657cb7 | 12 | #include "tu_local.h" |
4db40c94 RL |
13 | |
14 | #include <string.h> | |
15 | #include <assert.h> | |
16 | ||
176db6dc | 17 | #include "internal/nelem.h" |
4db40c94 RL |
18 | #include <openssl/bio.h> |
19 | ||
20 | /* | |
21 | * Declares the structures needed to register each test case function. | |
22 | */ | |
23 | typedef struct test_info { | |
24 | const char *test_case_name; | |
25 | int (*test_fn) (); | |
26 | int (*param_test_fn)(int idx); | |
27 | int num; | |
208d721a RL |
28 | |
29 | /* flags */ | |
30 | int subtest:1; | |
4db40c94 RL |
31 | } TEST_INFO; |
32 | ||
33 | static TEST_INFO all_tests[1024]; | |
34 | static int num_tests = 0; | |
5584fd7f | 35 | static int seed = 0; |
4db40c94 RL |
36 | /* |
37 | * A parameterised tests runs a loop of test cases. | |
38 | * |num_test_cases| counts the total number of test cases | |
39 | * across all tests. | |
40 | */ | |
41 | static int num_test_cases = 0; | |
42 | ||
180c3fc7 | 43 | void add_test(const char *test_case_name, int (*test_fn) (void)) |
4db40c94 RL |
44 | { |
45 | assert(num_tests != OSSL_NELEM(all_tests)); | |
46 | all_tests[num_tests].test_case_name = test_case_name; | |
47 | all_tests[num_tests].test_fn = test_fn; | |
48 | all_tests[num_tests].num = -1; | |
49 | ++num_tests; | |
50 | ++num_test_cases; | |
51 | } | |
52 | ||
53 | void add_all_tests(const char *test_case_name, int(*test_fn)(int idx), | |
208d721a | 54 | int num, int subtest) |
4db40c94 RL |
55 | { |
56 | assert(num_tests != OSSL_NELEM(all_tests)); | |
57 | all_tests[num_tests].test_case_name = test_case_name; | |
58 | all_tests[num_tests].param_test_fn = test_fn; | |
59 | all_tests[num_tests].num = num; | |
208d721a | 60 | all_tests[num_tests].subtest = subtest; |
4db40c94 RL |
61 | ++num_tests; |
62 | num_test_cases += num; | |
63 | } | |
64 | ||
208d721a RL |
65 | static int level = 0; |
66 | ||
67 | int subtest_level(void) | |
68 | { | |
69 | return level; | |
70 | } | |
71 | ||
4db40c94 RL |
72 | #ifndef OPENSSL_NO_CRYPTO_MDEBUG |
73 | static int should_report_leaks() | |
74 | { | |
75 | /* | |
76 | * When compiled with enable-crypto-mdebug, OPENSSL_DEBUG_MEMORY=0 | |
77 | * can be used to disable leak checking at runtime. | |
78 | * Note this only works when running the test binary manually; | |
79 | * the test harness always enables OPENSSL_DEBUG_MEMORY. | |
80 | */ | |
81 | char *mem_debug_env = getenv("OPENSSL_DEBUG_MEMORY"); | |
82 | ||
83 | return mem_debug_env == NULL | |
84 | || (strcmp(mem_debug_env, "0") && strcmp(mem_debug_env, "")); | |
85 | } | |
86 | #endif | |
87 | ||
5584fd7f P |
88 | static int gcd(int a, int b) |
89 | { | |
90 | while (b != 0) { | |
91 | int t = b; | |
92 | b = a % b; | |
93 | a = t; | |
94 | } | |
95 | return a; | |
96 | } | |
97 | ||
ad887416 | 98 | void setup_test_framework() |
4db40c94 | 99 | { |
208d721a | 100 | char *TAP_levels = getenv("HARNESS_OSSL_LEVEL"); |
5584fd7f | 101 | char *test_seed = getenv("OPENSSL_TEST_RAND_ORDER"); |
208d721a | 102 | |
208d721a RL |
103 | level = TAP_levels != NULL ? 4 * atoi(TAP_levels) : 0; |
104 | ||
5584fd7f P |
105 | if (test_seed != NULL) { |
106 | seed = atoi(test_seed); | |
107 | if (seed <= 0) | |
180c3fc7 | 108 | seed = (int)time(NULL); |
5584fd7f P |
109 | test_printf_stdout("%*s# RAND SEED %d\n", subtest_level(), "", seed); |
110 | test_flush_stdout(); | |
111 | srand(seed); | |
112 | } | |
113 | ||
4db40c94 RL |
114 | #ifndef OPENSSL_NO_CRYPTO_MDEBUG |
115 | if (should_report_leaks()) { | |
116 | CRYPTO_set_mem_debug(1); | |
117 | CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); | |
118 | } | |
119 | #endif | |
120 | } | |
121 | ||
ad887416 | 122 | int pulldown_test_framework(int ret) |
4db40c94 | 123 | { |
180c3fc7 | 124 | set_test_title(NULL); |
4db40c94 | 125 | #ifndef OPENSSL_NO_CRYPTO_MDEBUG |
68e49bf2 RL |
126 | if (should_report_leaks() |
127 | && CRYPTO_mem_leaks_cb(openssl_error_cb, NULL) <= 0) | |
4db40c94 RL |
128 | return EXIT_FAILURE; |
129 | #endif | |
130 | ||
4db40c94 RL |
131 | return ret; |
132 | } | |
133 | ||
134 | static void finalize(int success) | |
135 | { | |
136 | if (success) | |
137 | ERR_clear_error(); | |
138 | else | |
68e49bf2 | 139 | ERR_print_errors_cb(openssl_error_cb, NULL); |
4db40c94 RL |
140 | } |
141 | ||
1d0f116e | 142 | static char *test_title = NULL; |
b73c5e05 RL |
143 | |
144 | void set_test_title(const char *title) | |
145 | { | |
1d0f116e RS |
146 | free(test_title); |
147 | test_title = title == NULL ? NULL : strdup(title); | |
b73c5e05 RL |
148 | } |
149 | ||
ad887416 P |
150 | PRINTF_FORMAT(2, 3) static void test_verdict(int pass, const char *extra, ...) |
151 | { | |
152 | va_list ap; | |
153 | ||
154 | test_flush_stdout(); | |
155 | test_flush_stderr(); | |
156 | ||
157 | test_printf_stdout("%*s%s", level, "", pass ? "ok" : "not ok"); | |
158 | if (extra != NULL) { | |
159 | test_printf_stdout(" "); | |
160 | va_start(ap, extra); | |
161 | test_vprintf_stdout(extra, ap); | |
162 | va_end(ap); | |
163 | } | |
164 | test_printf_stdout("\n"); | |
165 | test_flush_stdout(); | |
166 | } | |
167 | ||
4db40c94 RL |
168 | int run_tests(const char *test_prog_name) |
169 | { | |
170 | int num_failed = 0; | |
ad887416 | 171 | int verdict = 1; |
5584fd7f P |
172 | int ii, i, jj, j, jstep; |
173 | int permute[OSSL_NELEM(all_tests)]; | |
4db40c94 | 174 | |
0b10da80 | 175 | if (num_tests < 1) { |
603ddbdb RL |
176 | test_printf_stdout("%*s1..0 # Skipped: %s\n", level, "", |
177 | test_prog_name); | |
0b10da80 RL |
178 | } else { |
179 | if (level > 0) | |
180 | test_printf_stdout("%*s# Subtest: %s\n", level, "", test_prog_name); | |
603ddbdb | 181 | test_printf_stdout("%*s1..%d\n", level, "", num_tests); |
0b10da80 | 182 | } |
4db40c94 RL |
183 | test_flush_stdout(); |
184 | ||
5584fd7f P |
185 | for (i = 0; i < num_tests; i++) |
186 | permute[i] = i; | |
187 | if (seed != 0) | |
188 | for (i = num_tests - 1; i >= 1; i--) { | |
189 | j = rand() % (1 + i); | |
190 | ii = permute[j]; | |
191 | permute[j] = permute[i]; | |
192 | permute[i] = ii; | |
193 | } | |
194 | ||
195 | for (ii = 0; ii != num_tests; ++ii) { | |
196 | i = permute[ii]; | |
4db40c94 | 197 | if (all_tests[i].num == -1) { |
b73c5e05 RL |
198 | int ret = 0; |
199 | ||
200 | set_test_title(all_tests[i].test_case_name); | |
201 | ret = all_tests[i].test_fn(); | |
4db40c94 | 202 | |
ad887416 | 203 | verdict = 1; |
4db40c94 | 204 | if (!ret) { |
ad887416 | 205 | verdict = 0; |
4db40c94 RL |
206 | ++num_failed; |
207 | } | |
ad887416 | 208 | test_verdict(verdict, "%d - %s", ii + 1, test_title); |
4db40c94 RL |
209 | finalize(ret); |
210 | } else { | |
208d721a RL |
211 | int num_failed_inner = 0; |
212 | ||
213 | level += 4; | |
214 | if (all_tests[i].subtest) { | |
603ddbdb RL |
215 | test_printf_stdout("%*s# Subtest: %s\n", level, "", |
216 | all_tests[i].test_case_name); | |
217 | test_printf_stdout("%*s%d..%d\n", level, "", 1, | |
218 | all_tests[i].num); | |
208d721a RL |
219 | test_flush_stdout(); |
220 | } | |
221 | ||
5584fd7f P |
222 | j = -1; |
223 | if (seed == 0 || all_tests[i].num < 3) | |
224 | jstep = 1; | |
225 | else | |
226 | do | |
227 | jstep = rand() % all_tests[i].num; | |
228 | while (jstep == 0 || gcd(all_tests[i].num, jstep) != 1); | |
229 | ||
230 | for (jj = 0; jj < all_tests[i].num; jj++) { | |
231 | int ret; | |
b73c5e05 | 232 | |
5584fd7f | 233 | j = (j + jstep) % all_tests[i].num; |
b73c5e05 RL |
234 | set_test_title(NULL); |
235 | ret = all_tests[i].param_test_fn(j); | |
4db40c94 | 236 | |
208d721a RL |
237 | if (!ret) |
238 | ++num_failed_inner; | |
239 | ||
240 | finalize(ret); | |
241 | ||
242 | if (all_tests[i].subtest) { | |
ad887416 | 243 | verdict = 1; |
208d721a | 244 | if (!ret) { |
ad887416 | 245 | verdict = 0; |
208d721a RL |
246 | ++num_failed_inner; |
247 | } | |
b73c5e05 | 248 | if (test_title != NULL) |
ad887416 | 249 | test_verdict(verdict, "%d - %s", jj + 1, test_title); |
b73c5e05 | 250 | else |
ad887416 P |
251 | test_verdict(verdict, "%d - iteration %d", |
252 | jj + 1, j + 1); | |
4db40c94 | 253 | } |
4db40c94 | 254 | } |
208d721a RL |
255 | |
256 | level -= 4; | |
ad887416 | 257 | verdict = 1; |
208d721a | 258 | if (num_failed_inner) { |
ad887416 | 259 | verdict = 0; |
208d721a RL |
260 | ++num_failed; |
261 | } | |
ad887416 P |
262 | test_verdict(verdict, "%d - %s", ii + 1, |
263 | all_tests[i].test_case_name); | |
4db40c94 RL |
264 | } |
265 | } | |
208d721a | 266 | if (num_failed != 0) |
4db40c94 | 267 | return EXIT_FAILURE; |
4db40c94 RL |
268 | return EXIT_SUCCESS; |
269 | } | |
270 |