[99d3123] | 1 | /*
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| 2 | * Copyright (c) 2018 Jiri Svoboda
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /* Prevent an error from being generated */
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| 30 | #undef _HELENOS_SOURCE
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| 31 | #include <string.h>
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| 32 | #define _HELENOS_SOURCE
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| 33 | #include <pcut/pcut.h>
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| 34 |
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| 35 | PCUT_INIT;
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| 36 |
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| 37 | PCUT_TEST_SUITE(string);
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| 38 |
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| 39 | /** strcpy function */
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| 40 | PCUT_TEST(strcpy)
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| 41 | {
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| 42 | const char *s = "hello";
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| 43 | char buf[7];
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| 44 | size_t i;
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| 45 | char *p;
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| 46 |
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| 47 | for (i = 0; i < 7; i++)
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| 48 | buf[i] = 'X';
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| 49 |
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| 50 | p = strcpy(buf, s);
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| 51 |
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| 52 | PCUT_ASSERT_TRUE(p == buf);
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| 53 | PCUT_ASSERT_TRUE(buf[0] == 'h');
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| 54 | PCUT_ASSERT_TRUE(buf[1] == 'e');
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| 55 | PCUT_ASSERT_TRUE(buf[2] == 'l');
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| 56 | PCUT_ASSERT_TRUE(buf[3] == 'l');
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| 57 | PCUT_ASSERT_TRUE(buf[4] == 'o');
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| 58 | PCUT_ASSERT_TRUE(buf[5] == '\0');
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| 59 | PCUT_ASSERT_TRUE(buf[6] == 'X');
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| 60 | }
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| 61 |
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| 62 | /** strncpy function with n == 0 */
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| 63 | PCUT_TEST(strncpy_zero)
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| 64 | {
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| 65 | const char *s = "hello";
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| 66 | char buf[1];
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| 67 | char *p;
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| 68 |
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| 69 | buf[0] = 'X';
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| 70 |
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| 71 | p = strncpy(buf, s, 0);
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| 72 |
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| 73 | /* No characters are copied */
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| 74 | PCUT_ASSERT_TRUE(p == buf);
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| 75 | PCUT_ASSERT_TRUE(buf[0] == 'X');
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| 76 | }
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| 77 |
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| 78 | /** strncpy function with string longer than n argument */
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| 79 | PCUT_TEST(strncpy_long)
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| 80 | {
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| 81 | const char *s = "hello";
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| 82 | char buf[5];
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| 83 | size_t i;
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| 84 | char *p;
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| 85 |
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| 86 | for (i = 0; i < 5; i++)
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| 87 | buf[i] = 'X';
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| 88 |
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| 89 | p = strncpy(buf, s, 4);
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| 90 |
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| 91 | PCUT_ASSERT_TRUE(p == buf);
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| 92 | PCUT_ASSERT_TRUE(buf[0] == 'h');
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| 93 | PCUT_ASSERT_TRUE(buf[1] == 'e');
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| 94 | PCUT_ASSERT_TRUE(buf[2] == 'l');
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| 95 | PCUT_ASSERT_TRUE(buf[3] == 'l');
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| 96 | PCUT_ASSERT_TRUE(buf[4] == 'X');
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| 97 | }
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| 98 |
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| 99 | /** strncpy function with string containing exactly n characters */
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| 100 | PCUT_TEST(strncpy_just)
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| 101 | {
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| 102 | const char *s = "hello";
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| 103 | char buf[6];
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| 104 | size_t i;
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| 105 | char *p;
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| 106 |
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| 107 | for (i = 0; i < 6; i++)
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| 108 | buf[i] = 'X';
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| 109 |
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| 110 | p = strncpy(buf, s, 5);
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| 111 |
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| 112 | PCUT_ASSERT_TRUE(p == buf);
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| 113 | PCUT_ASSERT_TRUE(buf[0] == 'h');
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| 114 | PCUT_ASSERT_TRUE(buf[1] == 'e');
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| 115 | PCUT_ASSERT_TRUE(buf[2] == 'l');
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| 116 | PCUT_ASSERT_TRUE(buf[3] == 'l');
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| 117 | PCUT_ASSERT_TRUE(buf[4] == 'o');
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| 118 | PCUT_ASSERT_TRUE(buf[5] == 'X');
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| 119 | }
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| 120 |
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| 121 | /** strncpy function with string containing exactly n - 1 characters */
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| 122 | PCUT_TEST(strncpy_just_over)
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| 123 | {
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| 124 | const char *s = "hello";
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| 125 | char buf[7];
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| 126 | size_t i;
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| 127 | char *p;
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| 128 |
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| 129 | for (i = 0; i < 7; i++)
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| 130 | buf[i] = 'X';
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| 131 |
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| 132 | p = strncpy(buf, s, 6);
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| 133 |
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| 134 | PCUT_ASSERT_TRUE(p == buf);
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| 135 | PCUT_ASSERT_TRUE(buf[0] == 'h');
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| 136 | PCUT_ASSERT_TRUE(buf[1] == 'e');
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| 137 | PCUT_ASSERT_TRUE(buf[2] == 'l');
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| 138 | PCUT_ASSERT_TRUE(buf[3] == 'l');
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| 139 | PCUT_ASSERT_TRUE(buf[4] == 'o');
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| 140 | PCUT_ASSERT_TRUE(buf[5] == '\0');
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| 141 | PCUT_ASSERT_TRUE(buf[6] == 'X');
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| 142 | }
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| 143 |
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| 144 | /** strncpy function with string containing less than n - 1 characters */
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| 145 | PCUT_TEST(strncpy_over)
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| 146 | {
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| 147 | const char *s = "hello";
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| 148 | char buf[8];
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| 149 | size_t i;
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| 150 | char *p;
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| 151 |
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| 152 | for (i = 0; i < 8; i++)
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| 153 | buf[i] = 'X';
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| 154 |
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| 155 | p = strncpy(buf, s, 7);
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| 156 |
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| 157 | PCUT_ASSERT_TRUE(p == buf);
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| 158 | PCUT_ASSERT_TRUE(buf[0] == 'h');
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| 159 | PCUT_ASSERT_TRUE(buf[1] == 'e');
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| 160 | PCUT_ASSERT_TRUE(buf[2] == 'l');
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| 161 | PCUT_ASSERT_TRUE(buf[3] == 'l');
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| 162 | PCUT_ASSERT_TRUE(buf[4] == 'o');
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| 163 | PCUT_ASSERT_TRUE(buf[5] == '\0');
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| 164 | PCUT_ASSERT_TRUE(buf[6] == '\0');
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| 165 | PCUT_ASSERT_TRUE(buf[7] == 'X');
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| 166 | }
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| 167 |
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| 168 | /** strcat function */
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| 169 | PCUT_TEST(strcat)
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| 170 | {
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| 171 | char buf[7];
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| 172 | const char *s = "cde";
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| 173 | size_t i;
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| 174 | char *p;
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| 175 |
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| 176 | buf[0] = 'a';
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| 177 | buf[1] = 'b';
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| 178 | buf[2] = '\0';
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| 179 |
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| 180 | for (i = 3; i < 7; i++)
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| 181 | buf[i] = 'X';
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| 182 |
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| 183 | p = strcat(buf, s);
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| 184 |
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| 185 | PCUT_ASSERT_TRUE(p == buf);
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| 186 | PCUT_ASSERT_TRUE(buf[0] == 'a');
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| 187 | PCUT_ASSERT_TRUE(buf[1] == 'b');
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| 188 | PCUT_ASSERT_TRUE(buf[2] == 'c');
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| 189 | PCUT_ASSERT_TRUE(buf[3] == 'd');
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| 190 | PCUT_ASSERT_TRUE(buf[4] == 'e');
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| 191 | PCUT_ASSERT_TRUE(buf[5] == '\0');
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| 192 | PCUT_ASSERT_TRUE(buf[6] == 'X');
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| 193 | }
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| 194 |
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| 195 | /** strncat function with n == 0 */
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| 196 | PCUT_TEST(strncat_zero)
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| 197 | {
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| 198 | const char *s = "cde";
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| 199 | char buf[4];
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| 200 | char *p;
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| 201 |
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| 202 | buf[0] = 'a';
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| 203 | buf[1] = 'b';
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| 204 | buf[2] = '\0';
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| 205 | buf[3] = 'X';
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| 206 |
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| 207 | p = strncat(buf, s, 0);
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| 208 |
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| 209 | PCUT_ASSERT_TRUE(p == buf);
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| 210 | PCUT_ASSERT_TRUE(buf[0] == 'a');
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| 211 | PCUT_ASSERT_TRUE(buf[1] == 'b');
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| 212 | PCUT_ASSERT_TRUE(buf[2] == '\0');
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| 213 | PCUT_ASSERT_TRUE(buf[3] == 'X');
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| 214 | }
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| 215 |
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| 216 | /** strncat function with string longer than n argument */
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| 217 | PCUT_TEST(strncat_long)
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| 218 | {
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| 219 | const char *s = "cde";
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| 220 | char buf[6];
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| 221 | size_t i;
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| 222 | char *p;
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| 223 |
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| 224 | buf[0] = 'a';
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| 225 | buf[1] = 'b';
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| 226 | buf[2] = '\0';
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| 227 |
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| 228 | for (i = 3; i < 6; i++)
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| 229 | buf[i] = 'X';
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| 230 |
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| 231 | p = strncat(buf, s, 2);
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| 232 |
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| 233 | PCUT_ASSERT_TRUE(p == buf);
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| 234 | PCUT_ASSERT_TRUE(buf[0] == 'a');
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| 235 | PCUT_ASSERT_TRUE(buf[1] == 'b');
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| 236 | PCUT_ASSERT_TRUE(buf[2] == 'c');
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| 237 | PCUT_ASSERT_TRUE(buf[3] == 'd');
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| 238 | PCUT_ASSERT_TRUE(buf[4] == '\0');
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| 239 | PCUT_ASSERT_TRUE(buf[5] == 'X');
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| 240 | }
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| 241 |
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| 242 | /** strncat function with string containing exactly n characters */
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| 243 | PCUT_TEST(strncat_just)
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| 244 | {
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| 245 | const char *s = "cde";
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| 246 | char buf[7];
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| 247 | size_t i;
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| 248 | char *p;
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| 249 |
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| 250 | buf[0] = 'a';
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| 251 | buf[1] = 'b';
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| 252 | buf[2] = '\0';
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| 253 |
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| 254 | for (i = 3; i < 7; i++)
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| 255 | buf[i] = 'X';
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| 256 |
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| 257 | p = strncat(buf, s, 3);
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| 258 |
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| 259 | PCUT_ASSERT_TRUE(p == buf);
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| 260 | PCUT_ASSERT_TRUE(buf[0] == 'a');
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| 261 | PCUT_ASSERT_TRUE(buf[1] == 'b');
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| 262 | PCUT_ASSERT_TRUE(buf[2] == 'c');
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| 263 | PCUT_ASSERT_TRUE(buf[3] == 'd');
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| 264 | PCUT_ASSERT_TRUE(buf[4] == 'e');
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| 265 | PCUT_ASSERT_TRUE(buf[5] == '\0');
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| 266 | PCUT_ASSERT_TRUE(buf[6] == 'X');
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| 267 | }
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| 268 |
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| 269 | /** strncat function with string containing exactly n - 1 characters */
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| 270 | PCUT_TEST(strncat_just_over)
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| 271 | {
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| 272 | const char *s = "cde";
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| 273 | char buf[7];
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| 274 | size_t i;
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| 275 | char *p;
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| 276 |
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| 277 | buf[0] = 'a';
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| 278 | buf[1] = 'b';
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| 279 | buf[2] = '\0';
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| 280 |
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| 281 | for (i = 3; i < 7; i++)
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| 282 | buf[i] = 'X';
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| 283 |
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| 284 | p = strncat(buf, s, 4);
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| 285 |
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| 286 | PCUT_ASSERT_TRUE(p == buf);
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| 287 | PCUT_ASSERT_TRUE(buf[0] == 'a');
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| 288 | PCUT_ASSERT_TRUE(buf[1] == 'b');
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| 289 | PCUT_ASSERT_TRUE(buf[2] == 'c');
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| 290 | PCUT_ASSERT_TRUE(buf[3] == 'd');
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| 291 | PCUT_ASSERT_TRUE(buf[4] == 'e');
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| 292 | PCUT_ASSERT_TRUE(buf[5] == '\0');
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| 293 | PCUT_ASSERT_TRUE(buf[6] == 'X');
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| 294 | }
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| 295 |
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| 296 | /** strncat function with string containing less than n - 1 characters */
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| 297 | PCUT_TEST(strncat_over)
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| 298 | {
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| 299 | const char *s = "cde";
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| 300 | char buf[7];
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| 301 | size_t i;
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| 302 | char *p;
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| 303 |
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| 304 | buf[0] = 'a';
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| 305 | buf[1] = 'b';
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| 306 | buf[2] = '\0';
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| 307 |
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| 308 | for (i = 3; i < 7; i++)
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| 309 | buf[i] = 'X';
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| 310 |
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| 311 | p = strncat(buf, s, 5);
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| 312 |
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| 313 | PCUT_ASSERT_TRUE(p == buf);
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| 314 | PCUT_ASSERT_TRUE(buf[0] == 'a');
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| 315 | PCUT_ASSERT_TRUE(buf[1] == 'b');
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| 316 | PCUT_ASSERT_TRUE(buf[2] == 'c');
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| 317 | PCUT_ASSERT_TRUE(buf[3] == 'd');
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| 318 | PCUT_ASSERT_TRUE(buf[4] == 'e');
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| 319 | PCUT_ASSERT_TRUE(buf[5] == '\0');
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| 320 | PCUT_ASSERT_TRUE(buf[6] == 'X');
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| 321 | }
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| 322 |
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| 323 | /** strcmp function with different characters after terminating null */
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| 324 | PCUT_TEST(strcmp_same)
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| 325 | {
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| 326 | PCUT_ASSERT_TRUE(strcmp("apples\0#", "apples\0$") == 0);
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| 327 | }
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| 328 |
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| 329 | /** strcmp function with first string less than second */
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| 330 | PCUT_TEST(strcmp_less_than)
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| 331 | {
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| 332 | PCUT_ASSERT_TRUE(strcmp("apples", "oranges") < 0);
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| 333 | }
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| 334 |
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| 335 | /** strcmp function with first string greater than second */
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| 336 | PCUT_TEST(strcmp_greater_than)
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| 337 | {
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| 338 | PCUT_ASSERT_TRUE(strcmp("oranges", "apples") > 0);
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| 339 | }
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| 340 |
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| 341 | /* strcmp function with first string a prefix of second string */
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| 342 | PCUT_TEST(strcmp_prefix)
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| 343 | {
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| 344 | PCUT_ASSERT_TRUE(strcmp("apple", "apples") < 0);
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| 345 | }
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| 346 |
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| 347 | /** strcoll function */
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| 348 | PCUT_TEST(strcoll)
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| 349 | {
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| 350 | /* Same string with different characters after terminating null */
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| 351 | PCUT_ASSERT_TRUE(strcoll("apples\0#", "apples\0$") == 0);
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| 352 |
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| 353 | /* First string less than second */
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| 354 | PCUT_ASSERT_TRUE(strcoll("apples", "oranges") < 0);
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| 355 |
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| 356 | /* First string greater than second */
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| 357 | PCUT_ASSERT_TRUE(strcoll("oranges", "apples") > 0);
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| 358 |
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| 359 | /* First string is prefix of second */
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| 360 | PCUT_ASSERT_TRUE(strcoll("apple", "apples") < 0);
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| 361 | }
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| 362 |
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| 363 | /** strncmp function with n == 0 */
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| 364 | PCUT_TEST(strncmp_zero)
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| 365 | {
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| 366 | PCUT_ASSERT_TRUE(strncmp("apple", "orange", 0) == 0);
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| 367 | }
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| 368 |
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| 369 | /** strncmp function with strings differing after n characters */
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| 370 | PCUT_TEST(strncmp_long)
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| 371 | {
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| 372 | PCUT_ASSERT_TRUE(strncmp("apple", "apricot", 2) == 0);
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| 373 | }
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| 374 |
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| 375 | /** strncmp function with strings differing in (n-1)th character */
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| 376 | PCUT_TEST(strncmp_just)
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| 377 | {
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| 378 | PCUT_ASSERT_TRUE(strncmp("apple", "apricot", 3) < 0);
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| 379 | }
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| 380 |
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| 381 | /** strncmp function with strings differing before (n-1)th character */
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| 382 | PCUT_TEST(strncmp_over)
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| 383 | {
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| 384 | PCUT_ASSERT_TRUE(strncmp("dart", "tart", 3) < 0);
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| 385 | }
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| 386 |
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| 387 | /** strxfrm function with null destination to determine size needed */
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| 388 | PCUT_TEST(strxfrm_null)
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| 389 | {
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| 390 | size_t n;
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| 391 |
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| 392 | n = strxfrm(NULL, "hello", 0);
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| 393 | PCUT_ASSERT_INT_EQUALS(5, n);
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| 394 | }
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| 395 |
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| 396 | /** strxfrm function with string longer than n argument */
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| 397 | PCUT_TEST(strxfrm_long)
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| 398 | {
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| 399 | const char *s = "hello";
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| 400 | char buf[5];
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| 401 | size_t i;
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| 402 | size_t n;
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| 403 |
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| 404 | for (i = 0; i < 5; i++)
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| 405 | buf[i] = 'X';
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| 406 |
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| 407 | n = strxfrm(buf, s, 4);
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| 408 |
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| 409 | PCUT_ASSERT_INT_EQUALS(5, n);
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| 410 | PCUT_ASSERT_TRUE(buf[0] == 'h');
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| 411 | PCUT_ASSERT_TRUE(buf[1] == 'e');
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| 412 | PCUT_ASSERT_TRUE(buf[2] == 'l');
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| 413 | PCUT_ASSERT_TRUE(buf[3] == 'l');
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| 414 | PCUT_ASSERT_TRUE(buf[4] == 'X');
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| 415 | }
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| 416 |
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| 417 | /** strxfrm function with string containing exactly n characters */
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| 418 | PCUT_TEST(strxfrm_just)
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| 419 | {
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| 420 | const char *s = "hello";
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| 421 | char buf[6];
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| 422 | size_t i;
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| 423 | size_t n;
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| 424 |
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| 425 | for (i = 0; i < 6; i++)
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| 426 | buf[i] = 'X';
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| 427 |
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| 428 | n = strxfrm(buf, s, 5);
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| 429 |
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| 430 | PCUT_ASSERT_INT_EQUALS(5, n);
|
---|
| 431 | PCUT_ASSERT_TRUE(buf[0] == 'h');
|
---|
| 432 | PCUT_ASSERT_TRUE(buf[1] == 'e');
|
---|
| 433 | PCUT_ASSERT_TRUE(buf[2] == 'l');
|
---|
| 434 | PCUT_ASSERT_TRUE(buf[3] == 'l');
|
---|
| 435 | PCUT_ASSERT_TRUE(buf[4] == 'o');
|
---|
| 436 | PCUT_ASSERT_TRUE(buf[5] == 'X');
|
---|
| 437 | }
|
---|
| 438 |
|
---|
| 439 | /** strxfrm function with string containing exactly n - 1 characters */
|
---|
| 440 | PCUT_TEST(strxfrm_just_over)
|
---|
| 441 | {
|
---|
| 442 | const char *s = "hello";
|
---|
| 443 | char buf[7];
|
---|
| 444 | size_t i;
|
---|
| 445 | size_t n;
|
---|
| 446 |
|
---|
| 447 | for (i = 0; i < 7; i++)
|
---|
| 448 | buf[i] = 'X';
|
---|
| 449 |
|
---|
| 450 | n = strxfrm(buf, s, 6);
|
---|
| 451 |
|
---|
| 452 | PCUT_ASSERT_INT_EQUALS(5, n);
|
---|
| 453 | PCUT_ASSERT_TRUE(buf[0] == 'h');
|
---|
| 454 | PCUT_ASSERT_TRUE(buf[1] == 'e');
|
---|
| 455 | PCUT_ASSERT_TRUE(buf[2] == 'l');
|
---|
| 456 | PCUT_ASSERT_TRUE(buf[3] == 'l');
|
---|
| 457 | PCUT_ASSERT_TRUE(buf[4] == 'o');
|
---|
| 458 | PCUT_ASSERT_TRUE(buf[5] == '\0');
|
---|
| 459 | PCUT_ASSERT_TRUE(buf[6] == 'X');
|
---|
| 460 | }
|
---|
| 461 |
|
---|
| 462 | /** strxfrm function with string containing less than n - 1 characters */
|
---|
| 463 | PCUT_TEST(strxfrm_over)
|
---|
| 464 | {
|
---|
| 465 | const char *s = "hello";
|
---|
| 466 | char buf[8];
|
---|
| 467 | size_t i;
|
---|
| 468 | size_t n;
|
---|
| 469 |
|
---|
| 470 | for (i = 0; i < 8; i++)
|
---|
| 471 | buf[i] = 'X';
|
---|
| 472 |
|
---|
| 473 | n = strxfrm(buf, s, 7);
|
---|
| 474 |
|
---|
| 475 | PCUT_ASSERT_INT_EQUALS(5, n);
|
---|
| 476 | PCUT_ASSERT_TRUE(buf[0] == 'h');
|
---|
| 477 | PCUT_ASSERT_TRUE(buf[1] == 'e');
|
---|
| 478 | PCUT_ASSERT_TRUE(buf[2] == 'l');
|
---|
| 479 | PCUT_ASSERT_TRUE(buf[3] == 'l');
|
---|
| 480 | PCUT_ASSERT_TRUE(buf[4] == 'o');
|
---|
| 481 | PCUT_ASSERT_TRUE(buf[5] == '\0');
|
---|
| 482 | PCUT_ASSERT_TRUE(buf[6] == 'X');
|
---|
| 483 | PCUT_ASSERT_TRUE(buf[7] == 'X');
|
---|
| 484 | }
|
---|
| 485 |
|
---|
| 486 | /** strchr function searching for null character */
|
---|
| 487 | PCUT_TEST(strchr_nullchar)
|
---|
| 488 | {
|
---|
| 489 | const char *s = "abcabc";
|
---|
| 490 | char *p;
|
---|
| 491 |
|
---|
| 492 | p = strchr(s, '\0');
|
---|
| 493 | PCUT_ASSERT_TRUE((const char *)p == &s[6]);
|
---|
| 494 | }
|
---|
| 495 |
|
---|
| 496 | /** strchr function with character occurring in string */
|
---|
| 497 | PCUT_TEST(strchr_found)
|
---|
| 498 | {
|
---|
| 499 | const char *s = "abcabc";
|
---|
| 500 | char *p;
|
---|
| 501 |
|
---|
| 502 | p = strchr(s, 'b');
|
---|
| 503 | PCUT_ASSERT_TRUE((const char *)p == &s[1]);
|
---|
| 504 | }
|
---|
| 505 |
|
---|
| 506 | /** strchr function with character not occurring in string */
|
---|
| 507 | PCUT_TEST(strchr_not_found)
|
---|
| 508 | {
|
---|
| 509 | const char *s = "abcabc";
|
---|
| 510 | char *p;
|
---|
| 511 |
|
---|
| 512 | p = strchr(s, 'd');
|
---|
| 513 | PCUT_ASSERT_TRUE(p == NULL);
|
---|
| 514 | }
|
---|
| 515 |
|
---|
| 516 | /** strcspn function with empty search string */
|
---|
| 517 | PCUT_TEST(strcspn_empty_str)
|
---|
| 518 | {
|
---|
| 519 | size_t n;
|
---|
| 520 |
|
---|
| 521 | n = strcspn("", "abc");
|
---|
| 522 | PCUT_ASSERT_INT_EQUALS(0, n);
|
---|
| 523 | }
|
---|
| 524 |
|
---|
| 525 | /** strcspn function with empty character set */
|
---|
| 526 | PCUT_TEST(strcspn_empty_set)
|
---|
| 527 | {
|
---|
| 528 | size_t n;
|
---|
| 529 |
|
---|
| 530 | n = strcspn("abc", "");
|
---|
| 531 | PCUT_ASSERT_INT_EQUALS(3, n);
|
---|
| 532 | }
|
---|
| 533 |
|
---|
| 534 | /** strcspn function with regular arguments */
|
---|
| 535 | PCUT_TEST(strcspn_regular)
|
---|
| 536 | {
|
---|
| 537 | size_t n;
|
---|
| 538 |
|
---|
| 539 | n = strcspn("baBAba", "AB");
|
---|
| 540 | PCUT_ASSERT_INT_EQUALS(2, n);
|
---|
| 541 | }
|
---|
| 542 |
|
---|
| 543 | /** strpbrk function with empty search string */
|
---|
| 544 | PCUT_TEST(strpbrk_empty_string)
|
---|
| 545 | {
|
---|
| 546 | char *p;
|
---|
| 547 |
|
---|
| 548 | p = strpbrk("", "abc");
|
---|
| 549 | PCUT_ASSERT_NULL(p);
|
---|
| 550 | }
|
---|
| 551 |
|
---|
| 552 | /** strpbrk function with empty character set */
|
---|
| 553 | PCUT_TEST(strpbrk_empty_set)
|
---|
| 554 | {
|
---|
| 555 | char *p;
|
---|
| 556 |
|
---|
| 557 | p = strpbrk("abc", "");
|
---|
| 558 | PCUT_ASSERT_NULL(p);
|
---|
| 559 | }
|
---|
| 560 |
|
---|
| 561 | /** strpbrk function with regular parameters */
|
---|
| 562 | PCUT_TEST(strpbrk_regular)
|
---|
| 563 | {
|
---|
| 564 | const char *s = "baBAba";
|
---|
| 565 | char *p;
|
---|
| 566 |
|
---|
| 567 | p = strpbrk(s, "ab");
|
---|
| 568 | PCUT_ASSERT_TRUE((const char *)p == s);
|
---|
| 569 | }
|
---|
| 570 |
|
---|
| 571 | /** strrchr function searching for null character */
|
---|
| 572 | PCUT_TEST(strrchr_nullchar)
|
---|
| 573 | {
|
---|
| 574 | const char *s = "abcabc";
|
---|
| 575 | char *p;
|
---|
| 576 |
|
---|
| 577 | p = strrchr(s, '\0');
|
---|
| 578 | PCUT_ASSERT_TRUE((const char *)p == &s[6]);
|
---|
| 579 | }
|
---|
| 580 |
|
---|
| 581 | /** strrchr function with character occurring in string */
|
---|
| 582 | PCUT_TEST(strrchr_found)
|
---|
| 583 | {
|
---|
| 584 | const char *s = "abcabc";
|
---|
| 585 | char *p;
|
---|
| 586 |
|
---|
| 587 | p = strrchr(s, 'b');
|
---|
| 588 | PCUT_ASSERT_TRUE((const char *)p == &s[4]);
|
---|
| 589 | }
|
---|
| 590 |
|
---|
| 591 | /** strrchr function with character not occurring in string */
|
---|
| 592 | PCUT_TEST(strrchr_not_found)
|
---|
| 593 | {
|
---|
| 594 | const char *s = "abcabc";
|
---|
| 595 | char *p;
|
---|
| 596 |
|
---|
| 597 | p = strrchr(s, 'd');
|
---|
| 598 | PCUT_ASSERT_TRUE(p == NULL);
|
---|
| 599 | }
|
---|
| 600 |
|
---|
| 601 | /** strspn function with empty search string */
|
---|
| 602 | PCUT_TEST(strspn_empty_str)
|
---|
| 603 | {
|
---|
| 604 | size_t n;
|
---|
| 605 |
|
---|
| 606 | n = strspn("", "abc");
|
---|
| 607 | PCUT_ASSERT_INT_EQUALS(0, n);
|
---|
| 608 | }
|
---|
| 609 |
|
---|
| 610 | /** strspn function with empty character set */
|
---|
| 611 | PCUT_TEST(strspn_empty_set)
|
---|
| 612 | {
|
---|
| 613 | size_t n;
|
---|
| 614 |
|
---|
| 615 | n = strspn("abc", "");
|
---|
| 616 | PCUT_ASSERT_INT_EQUALS(0, n);
|
---|
| 617 | }
|
---|
| 618 |
|
---|
| 619 | /** strspn function with regular arguments */
|
---|
| 620 | PCUT_TEST(strspn_regular)
|
---|
| 621 | {
|
---|
| 622 | size_t n;
|
---|
| 623 |
|
---|
| 624 | n = strspn("baBAba", "ab");
|
---|
| 625 | PCUT_ASSERT_INT_EQUALS(2, n);
|
---|
| 626 | }
|
---|
| 627 |
|
---|
| 628 | /** strstr function looking for empty substring */
|
---|
| 629 | PCUT_TEST(strstr_empty)
|
---|
| 630 | {
|
---|
| 631 | const char *str = "abcabcabcdabc";
|
---|
| 632 | char *p;
|
---|
| 633 |
|
---|
| 634 | p = strstr(str, "");
|
---|
| 635 | PCUT_ASSERT_TRUE((const char *) p == str);
|
---|
| 636 | }
|
---|
| 637 |
|
---|
| 638 | /** strstr function looking for substring with success */
|
---|
| 639 | PCUT_TEST(strstr_found)
|
---|
| 640 | {
|
---|
| 641 | const char *str = "abcabcabcdabc";
|
---|
| 642 | char *p;
|
---|
| 643 |
|
---|
| 644 | p = strstr(str, "abcd");
|
---|
| 645 | PCUT_ASSERT_TRUE((const char *) p == &str[6]);
|
---|
| 646 | }
|
---|
| 647 |
|
---|
| 648 | /** strstr function looking for substring with failure */
|
---|
| 649 | PCUT_TEST(strstr_notfound)
|
---|
| 650 | {
|
---|
| 651 | const char *str = "abcabcabcdabc";
|
---|
| 652 | char *p;
|
---|
| 653 |
|
---|
| 654 | p = strstr(str, "abcde");
|
---|
| 655 | PCUT_ASSERT_NULL(p);
|
---|
| 656 | }
|
---|
| 657 |
|
---|
| 658 | /** strtok function */
|
---|
| 659 | PCUT_TEST(strtok)
|
---|
| 660 | {
|
---|
| 661 | char str[] = ":a::b;;;$c";
|
---|
| 662 | char *t;
|
---|
| 663 |
|
---|
| 664 | t = strtok(str, ":");
|
---|
| 665 | PCUT_ASSERT_TRUE(t == &str[1]);
|
---|
| 666 | PCUT_ASSERT_INT_EQUALS(0, strcmp(t, "a"));
|
---|
| 667 |
|
---|
| 668 | t = strtok(NULL, ";");
|
---|
| 669 | PCUT_ASSERT_TRUE(t == &str[3]);
|
---|
| 670 | PCUT_ASSERT_INT_EQUALS(0, strcmp(t, ":b"));
|
---|
| 671 |
|
---|
| 672 | t = strtok(NULL, "$;");
|
---|
| 673 | PCUT_ASSERT_TRUE(t == &str[9]);
|
---|
| 674 | PCUT_ASSERT_INT_EQUALS(0, strcmp(t, "c"));
|
---|
| 675 |
|
---|
| 676 | t = strtok(NULL, "$");
|
---|
| 677 | PCUT_ASSERT_NULL(t);
|
---|
| 678 | }
|
---|
| 679 |
|
---|
| 680 | /** strerror function with zero argument */
|
---|
| 681 | PCUT_TEST(strerror_zero)
|
---|
| 682 | {
|
---|
| 683 | char *p;
|
---|
| 684 |
|
---|
| 685 | p = strerror(0);
|
---|
| 686 | PCUT_ASSERT_NOT_NULL(p);
|
---|
| 687 | }
|
---|
| 688 |
|
---|
| 689 | /** strerror function with errno value argument */
|
---|
| 690 | PCUT_TEST(strerror_errno)
|
---|
| 691 | {
|
---|
| 692 | char *p;
|
---|
| 693 |
|
---|
| 694 | p = strerror(EINVAL);
|
---|
| 695 | PCUT_ASSERT_NOT_NULL(p);
|
---|
| 696 | }
|
---|
| 697 |
|
---|
| 698 | /** strerror function with negative argument */
|
---|
| 699 | PCUT_TEST(strerror_negative)
|
---|
| 700 | {
|
---|
| 701 | char *p;
|
---|
| 702 |
|
---|
| 703 | p = strerror(-1);
|
---|
| 704 | PCUT_ASSERT_NOT_NULL(p);
|
---|
| 705 | }
|
---|
| 706 |
|
---|
| 707 | /** strlen function with empty string */
|
---|
| 708 | PCUT_TEST(strlen_empty)
|
---|
| 709 | {
|
---|
| 710 | PCUT_ASSERT_INT_EQUALS(0, strlen(""));
|
---|
| 711 | }
|
---|
| 712 |
|
---|
| 713 | /** strlen function with non-empty string */
|
---|
| 714 | PCUT_TEST(strlen_nonempty)
|
---|
| 715 | {
|
---|
| 716 | PCUT_ASSERT_INT_EQUALS(3, strlen("abc"));
|
---|
| 717 | }
|
---|
| 718 |
|
---|
| 719 | PCUT_EXPORT(string);
|
---|