xref: /freebsd/crypto/openssl/test/sparse_array_test.c (revision 4543ef516683042d46f3bd3bb8a4f3f746e00499)
1 /*
2  * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
3  * Copyright (c) 2019, Oracle and/or its affiliates.  All rights reserved.
4  *
5  * Licensed under the Apache License 2.0 (the "License").  You may not use
6  * this file except in compliance with the License.  You can obtain a copy
7  * in the file LICENSE in the source distribution or at
8  * https://www.openssl.org/source/license.html
9  */
10 
11 #include <stdio.h>
12 #include <string.h>
13 #include <limits.h>
14 
15 #include <openssl/crypto.h>
16 #include "internal/nelem.h"
17 #include "crypto/sparse_array.h"
18 #include "testutil.h"
19 
20 /* The macros below generate unused functions which error out one of the clang
21  * builds.  We disable this check here.
22  */
23 #ifdef __clang__
24 #pragma clang diagnostic ignored "-Wunused-function"
25 #endif
26 
27 DEFINE_SPARSE_ARRAY_OF(char);
28 
29 static int test_sparse_array(void)
30 {
31     static const struct {
32         ossl_uintmax_t n;
33         char *v;
34     } cases[] = {
35         { 22, "a" }, { 0, "z" }, { 1, "b" }, { 290, "c" },
36         { INT_MAX, "m" }, { 6666666, "d" }, { (ossl_uintmax_t)-1, "H" },
37         { 99, "e" }
38     };
39     SPARSE_ARRAY_OF(char) *sa;
40     size_t i, j;
41     int res = 0;
42 
43     if (!TEST_ptr(sa = ossl_sa_char_new())
44             || !TEST_ptr_null(ossl_sa_char_get(sa, 3))
45             || !TEST_ptr_null(ossl_sa_char_get(sa, 0))
46             || !TEST_ptr_null(ossl_sa_char_get(sa, UINT_MAX)))
47         goto err;
48 
49     for (i = 0; i < OSSL_NELEM(cases); i++) {
50         if (!TEST_true(ossl_sa_char_set(sa, cases[i].n, cases[i].v))) {
51             TEST_note("iteration %zu", i + 1);
52             goto err;
53         }
54         for (j = 0; j <= i; j++)
55             if (!TEST_str_eq(ossl_sa_char_get(sa, cases[j].n), cases[j].v)) {
56                 TEST_note("iteration %zu / %zu", i + 1, j + 1);
57                 goto err;
58             }
59     }
60 
61     res = 1;
62 err:
63     ossl_sa_char_free(sa);
64     return res;
65 }
66 
67 static int test_sparse_array_num(void)
68 {
69     static const struct {
70         size_t num;
71         ossl_uintmax_t n;
72         char *v;
73     } cases[] = {
74         { 1, 22, "a" }, { 2, 1021, "b" }, { 3, 3, "c" }, { 2, 22, NULL },
75         { 2, 3, "d" }, { 3, 22, "e" }, { 3, 666, NULL }, { 4, 666, "f" },
76         { 3, 3, NULL }, { 2, 22, NULL }, { 1, 666, NULL }, { 2, 64000, "g" },
77         { 1, 1021, NULL }, { 0, 64000, NULL }, { 1, 23, "h" }, { 0, 23, NULL }
78     };
79     SPARSE_ARRAY_OF(char) *sa = NULL;
80     size_t i;
81     int res = 0;
82 
83     if (!TEST_size_t_eq(ossl_sa_char_num(NULL), 0)
84             || !TEST_ptr(sa = ossl_sa_char_new())
85             || !TEST_size_t_eq(ossl_sa_char_num(sa), 0))
86         goto err;
87     for (i = 0; i < OSSL_NELEM(cases); i++)
88         if (!TEST_true(ossl_sa_char_set(sa, cases[i].n, cases[i].v))
89                 || !TEST_size_t_eq(ossl_sa_char_num(sa), cases[i].num))
90             goto err;
91     res = 1;
92 err:
93     ossl_sa_char_free(sa);
94     return res;
95 }
96 
97 struct index_cases_st {
98     ossl_uintmax_t n;
99     char *v;
100     int del;
101 };
102 
103 struct doall_st {
104     SPARSE_ARRAY_OF(char) *sa;
105     size_t num_cases;
106     const struct index_cases_st *cases;
107     int res;
108     int all;
109 };
110 
111 static void leaf_check_all(ossl_uintmax_t n, char *value, void *arg)
112 {
113     struct doall_st *doall_data = (struct doall_st *)arg;
114     const struct index_cases_st *cases = doall_data->cases;
115     size_t i;
116 
117     doall_data->res = 0;
118     for (i = 0; i < doall_data->num_cases; i++)
119         if ((doall_data->all || !cases[i].del)
120             && n == cases[i].n && strcmp(value, cases[i].v) == 0) {
121             doall_data->res = 1;
122             return;
123         }
124     TEST_error("Index %ju with value %s not found", n, value);
125 }
126 
127 static void leaf_delete(ossl_uintmax_t n, char *value, void *arg)
128 {
129     struct doall_st *doall_data = (struct doall_st *)arg;
130     const struct index_cases_st *cases = doall_data->cases;
131     size_t i;
132 
133     doall_data->res = 0;
134     for (i = 0; i < doall_data->num_cases; i++)
135         if (n == cases[i].n && strcmp(value, cases[i].v) == 0) {
136             doall_data->res = 1;
137             ossl_sa_char_set(doall_data->sa, n, NULL);
138             return;
139         }
140     TEST_error("Index %ju with value %s not found", n, value);
141 }
142 
143 static int test_sparse_array_doall(void)
144 {
145     static const struct index_cases_st cases[] = {
146         { 22, "A", 1 }, { 1021, "b", 0 }, { 3, "c", 0 }, { INT_MAX, "d", 1 },
147         { (ossl_uintmax_t)-1, "H", 0 }, { (ossl_uintmax_t)-2, "i", 1 },
148         { 666666666, "s", 1 }, { 1234567890, "t", 0 },
149     };
150     struct doall_st doall_data;
151     size_t i;
152     SPARSE_ARRAY_OF(char) *sa = NULL;
153     int res = 0;
154 
155     if (!TEST_ptr(sa = ossl_sa_char_new()))
156         goto err;
157     doall_data.num_cases = OSSL_NELEM(cases);
158     doall_data.cases = cases;
159     doall_data.all = 1;
160     doall_data.sa = NULL;
161     for (i = 0; i <  OSSL_NELEM(cases); i++)
162         if (!TEST_true(ossl_sa_char_set(sa, cases[i].n, cases[i].v))) {
163             TEST_note("failed at iteration %zu", i + 1);
164             goto err;
165     }
166 
167     ossl_sa_char_doall_arg(sa, &leaf_check_all, &doall_data);
168     if (doall_data.res == 0) {
169         TEST_info("while checking all elements");
170         goto err;
171     }
172     doall_data.all = 0;
173     doall_data.sa = sa;
174     ossl_sa_char_doall_arg(sa, &leaf_delete, &doall_data);
175     if (doall_data.res == 0) {
176         TEST_info("while deleting selected elements");
177         goto err;
178     }
179     ossl_sa_char_doall_arg(sa, &leaf_check_all, &doall_data);
180     if (doall_data.res == 0) {
181         TEST_info("while checking for deleted elements");
182         goto err;
183     }
184     res = 1;
185 
186 err:
187     ossl_sa_char_free(sa);
188     return res;
189 }
190 
191 int setup_tests(void)
192 {
193     ADD_TEST(test_sparse_array);
194     ADD_TEST(test_sparse_array_num);
195     ADD_TEST(test_sparse_array_doall);
196     return 1;
197 }
198