test/string_tests.c

Mon, 20 Feb 2017 16:57:09 +0100

author
Mike Becker <universe@uap-core.de>
date
Mon, 20 Feb 2017 16:57:09 +0100
changeset 233
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parent 232
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child 236
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permissions
-rw-r--r--

reimplementation of sstrsplit

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2016 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. 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 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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29 #include "string_tests.h"
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30
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31 UCX_TEST(test_sstr) {
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32 sstr_t s1 = sstr((char*)"1234");
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33 sstr_t s2 = sstrn((char*)"ab", 2);
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34
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35 UCX_TEST_BEGIN
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37 UCX_TEST_ASSERT(s1.length == 4, "s1 length must be 4");
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38 UCX_TEST_ASSERT(s2.length == 2, "s2 length must be 2");
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40 UCX_TEST_END
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41 }
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42
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43 UCX_TEST(test_sstr_len) {
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44 sstr_t s1 = ST("1234");
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45 sstr_t s2 = ST(".:.:.");
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46 sstr_t s3 = ST("X");
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47
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48 size_t len1 = sstrnlen(1, s1);
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49 size_t len2 = sstrnlen(2, s1, s2);
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50 size_t len3 = sstrnlen(3, s1, s2, s3);
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51
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52 UCX_TEST_BEGIN
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53
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54 UCX_TEST_ASSERT(len1 == 4, "sstrnlen returned wrong size");
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55 UCX_TEST_ASSERT(len2 == 9, "sstrnlen returned wrong size");
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56 UCX_TEST_ASSERT(len3 == 10, "sstrnlen returned wrong size");
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57
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58 UCX_TEST_END
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59 }
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60
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61
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62 UCX_TEST(test_sstrchr_sstrrchr) {
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63 sstr_t str = ST("I will find you - and I will kill you");
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64 UCX_TEST_BEGIN
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65
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66 sstr_t notfound = sstrchr(str, 'x');
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67 UCX_TEST_ASSERT(notfound.length == 0, "string length not 0");
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69 sstr_t result = sstrchr(str, 'w');
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70 UCX_TEST_ASSERT(result.length == 35, "sstrchr returned wrong length");
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71 UCX_TEST_ASSERT(strcmp("will find you - and I will kill you", result.ptr)
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72 == 0, "sstrchr did not return the expected string");
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74 result = sstrrchr(str, 'w');
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75 UCX_TEST_ASSERT(result.length == 13, "sstrrchr returned wrong length");
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76 UCX_TEST_ASSERT(strcmp("will kill you", result.ptr)
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77 == 0, "sstrrchr did not return the expected string");
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79 UCX_TEST_END
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80 }
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81
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82 UCX_TEST(test_sstrstr) {
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83 sstr_t str = ST("find the match in this string");
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84 UCX_TEST_BEGIN
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86 sstr_t notfound = sstrstr(str, S("no match"));
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87 UCX_TEST_ASSERT(notfound.length == 0, "no match must return empty string");
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88
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89 sstr_t result = sstrstr(str, S("match"));
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90 UCX_TEST_ASSERT(result.length == 20, "sstrstr returned wrong length");
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91 UCX_TEST_ASSERT(!strcmp("match in this string", result.ptr),
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92 "sstrstr did not return the expected string");
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94 result = sstrstr(str, S(""));
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95 UCX_TEST_ASSERT(result.length == str.length,
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96 "sstrstr with empty match string returned wrong length");
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97 UCX_TEST_ASSERT(!strcmp(str.ptr, result.ptr),
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98 "sstrstr with empty match string did not return the original string");
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99
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100 UCX_TEST_END
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101 }
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102
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103 UCX_TEST(test_sstrcmp) {
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104 sstr_t str = ST("compare this");
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105
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106 UCX_TEST_BEGIN
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107 UCX_TEST_ASSERT(sstrcmp(str, S("")) == 1, "empty cmp failed");
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108 UCX_TEST_ASSERT(sstrcmp(S(""), S("")) == 0, "empty cmp false negative");
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109 UCX_TEST_ASSERT(sstrcmp(str, S("compare this")) == 0, "false negative");
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110 UCX_TEST_ASSERT(sstrcmp(str, S("Compare This")) != 0, "false positive");
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111 UCX_TEST_ASSERT(sstrcmp(str, S("compare tool")) < 0, "memcmp < 0 failed");
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112 UCX_TEST_ASSERT(sstrcmp(str, S("compare shit")) > 0, "memcmp > 0 failed");
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113 UCX_TEST_ASSERT(sstrcmp(str, S("compare this not")) < 0, "len < 0 failed");
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114 UCX_TEST_ASSERT(sstrcmp(str, S("compare")) > 0, "len > 0 failed");
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115 UCX_TEST_END
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116 }
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117
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118 UCX_TEST(test_sstrcasecmp) {
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119
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120 sstr_t str = ST("compare this");
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121
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122 UCX_TEST_BEGIN
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123 UCX_TEST_ASSERT(sstrcasecmp(str, S("")) == 1, "empty cmp failed");
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124 UCX_TEST_ASSERT(sstrcasecmp(S(""), S("")) == 0, "empty cmp false negative");
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125 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare this")) == 0, "false negative");
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126 UCX_TEST_ASSERT(sstrcasecmp(str, S("Compare This")) == 0,
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127 "not ignoring case");
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128 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare tool")) < 0, "< 0 failed");
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129 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare shit")) > 0, "> 0 failed");
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130 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare this not")) < 0,
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131 "len < 0 failed");
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132 UCX_TEST_ASSERT(sstrcasecmp(str, S("compare")) > 0, "len > 0 failed");
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133 UCX_TEST_END
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134 }
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135
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137 UCX_TEST(test_sstrcat) {
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138 sstr_t s1 = S("12");
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139 sstr_t s2 = S("34");
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140 sstr_t s3 = S("56");
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141 sstr_t sn = { NULL, 0 };
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142
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143 UCX_TEST_BEGIN
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144
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145 sstr_t t1 = sstrcat(2, s1, s2);
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146 UCX_TEST_ASSERT(!sstrcmp(t1, S("1234")), "t1: wrong content");
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147 free(t1.ptr);
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148
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149 sstr_t t2 = sstrcat(3, s1, s2, s3);
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150 UCX_TEST_ASSERT(!sstrcmp(t2, S("123456")), "t2: wrong content");
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151 free(t2.ptr);
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152
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153 sstr_t t3 = sstrcat(6, s1, sn, s2, sn, s3, sn);
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154 UCX_TEST_ASSERT(!sstrcmp(t3, S("123456")), "t3: wrong content");
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155 free(t3.ptr);
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156
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157 sstr_t t4 = sstrcat(2, sn, sn);
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158 UCX_TEST_ASSERT(t4.ptr, "t4.ptr is NULL");
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159 UCX_TEST_ASSERT(t4.length == 0, "t4 has wrong length");
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160 free(t4.ptr);
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161
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162
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163 UCX_TEST_END
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164
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165 }
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166
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167 UCX_TEST(test_sstrsplit) {
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168
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169 const char *original = "this,is,a,csv,string";
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170 sstr_t test = ST("this,is,a,csv,string"); /* use copy of original here */
173
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171 ssize_t n;
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172 sstr_t *list;
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173
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174 UCX_TEST_BEGIN
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175
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176 /* Nullpointer check */
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177 n = 0;
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178 UCX_TEST_ASSERT(sstrsplit(test, S(""), &n) == NULL,
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179 "empty delimiter must return NULL");
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180
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181 /* no delimiter occurence (ndo) */
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182 n = 0;
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183 list = sstrsplit(test, S("z"), &n);
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184 UCX_TEST_ASSERT(n == 1, "ndo, list length must be 1");
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185 UCX_TEST_ASSERT(strcmp(list[0].ptr, original) == 0, "ndo, "
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186 "original string shall be returned as single list element");
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187 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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188 "ndo, original has been modified");
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189 for(int i=0;i<n;i++) {
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190 free(list[i].ptr);
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191 }
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192 free(list);
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193
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194 /* partially matching delimiter (pmd) */
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195 n = 0;
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196 list = sstrsplit(test, S("stringbuilder"), &n);
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197 UCX_TEST_ASSERT(n == 1, "pmd, list length must be 1");
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198 UCX_TEST_ASSERT(strcmp(list[0].ptr, original) == 0, "pmd, "
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199 "original string shall be returned as single list element");
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200 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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201 "pmd, original has been modified");
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202 for(int i=0;i<n;i++) {
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203 free(list[i].ptr);
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204 }
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205 free(list);
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206
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207 /* matching single-char delimiter (mscd) */
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208 n = 0;
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209 list = sstrsplit(test, S(","), &n);
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210 UCX_TEST_ASSERT(n == 5, "mscd, list length must be 5");
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211 UCX_TEST_ASSERT(strcmp(list[0].ptr, "this") == 0, "mscd, item 0 mismatch");
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212 UCX_TEST_ASSERT(strcmp(list[1].ptr, "is") == 0, "mscd, item 1 mismatch");
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213 UCX_TEST_ASSERT(strcmp(list[2].ptr, "a") == 0, "mscd, item 2 mismatch");
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214 UCX_TEST_ASSERT(strcmp(list[3].ptr, "csv") == 0, "mscd, item 3 mismatch");
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215 UCX_TEST_ASSERT(strcmp(list[4].ptr, "string")==0, "mscd, item 4 mismatch");
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216 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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217 "mscd, original has been modified");
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218 for(int i=0;i<n;i++) {
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219 free(list[i].ptr);
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220 }
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221 free(list);
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222
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223 /* matching multi-char delimiter (mmcd) */
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224 n = 0;
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225 list = sstrsplit(test, S("is"), &n);
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226 UCX_TEST_ASSERT(n == 3, "mscd, list length must be 3");
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227 UCX_TEST_ASSERT(strcmp(list[0].ptr, "th") == 0, "mmcd, item 0 mismatch");
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228 UCX_TEST_ASSERT(strcmp(list[1].ptr, ",") == 0, "mmcd, item 1 mismatch");
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229 UCX_TEST_ASSERT(strcmp(list[2].ptr, ",a,csv,string") == 0,
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230 "mmcd, item 2 mismatch");
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231 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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232 "mmcd, original has been modified");
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233 for(int i=0;i<n;i++) {
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234 free(list[i].ptr);
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235 }
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236 free(list);
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237
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238 /* bounded list using single-char delimiter (blsc) */
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239 n = 3;
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240 list = sstrsplit(test, S(","), &n);
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241 UCX_TEST_ASSERT(n == 3, "blsc, list length must be 3");
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242 UCX_TEST_ASSERT(strcmp(list[0].ptr, "this") == 0, "blsc, item 0 mismatch");
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243 UCX_TEST_ASSERT(strcmp(list[1].ptr, "is") == 0, "blsc, item 1 mismatch");
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244 UCX_TEST_ASSERT(strcmp(list[2].ptr, "a,csv,string") == 0,
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245 "blsc, item 2 mismatch");
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246 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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247 "blsc, original has been modified");
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248 for(int i=0;i<n;i++) {
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249 free(list[i].ptr);
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250 }
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251 free(list);
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252
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253 /* bounded list using multi-char delimiter (blmc) */
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254 n = 2;
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255 list = sstrsplit(test, S("is"), &n);
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256 UCX_TEST_ASSERT(n == 2, "blmc, list length must be 2");
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257 UCX_TEST_ASSERT(strcmp(list[0].ptr, "th") == 0, "blmc, item 0 mismatch");
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258 UCX_TEST_ASSERT(strcmp(list[1].ptr, ",is,a,csv,string") == 0,
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259 "blmc, item 1 mismatch");
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260 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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261 "blmc, original has been modified");
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262 for(int i=0;i<n;i++) {
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263 free(list[i].ptr);
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264 }
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265 free(list);
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266
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267 /* start with delimiter (swd) */
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268 n = 0;
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269 list = sstrsplit(test, S("this"), &n);
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270 UCX_TEST_ASSERT(n == 2, "swd, list length must be 2");
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271 UCX_TEST_ASSERT(list[0].length == 0, "swd, first item must be empty");
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272 UCX_TEST_ASSERT(strcmp(list[1].ptr, ",is,a,csv,string") == 0,
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273 "swd, second item corrupt");
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274 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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275 "swd, original has been modified");
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276 for(int i=0;i<n;i++) {
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277 free(list[i].ptr);
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278 }
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279 free(list);
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280
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281 /* end with delimiter (ewd) */
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282 n = 0;
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283 list = sstrsplit(test, S("string"), &n);
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284 UCX_TEST_ASSERT(n == 2, "ewd, list length must be 2");
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285 UCX_TEST_ASSERT(strcmp(list[0].ptr, "this,is,a,csv,") == 0,
232
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286 "ewd, first item corrupt");
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287 UCX_TEST_ASSERT(list[1].length == 0, "ewd, second item must be empty");
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288 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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289 "ewd, original has been modified");
147
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290 for(int i=0;i<n;i++) {
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291 free(list[i].ptr);
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292 }
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293 free(list);
232
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294
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295 /* end with delimiter exceed bound (ewdeb) */
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296 n = 3;
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297 sstr_t ewdebtest = ST("a,b,c,");
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298 list = sstrsplit(ewdebtest, S(","), &n);
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299 UCX_TEST_ASSERT(n == 3, "ewdeb, list length must be 3");
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300 UCX_TEST_ASSERT(strcmp(list[0].ptr, "a") == 0, "ewdeb, fst item corrupt");
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301 UCX_TEST_ASSERT(strcmp(list[1].ptr, "b") == 0, "ewdeb, snd item corrupt");
233
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302 UCX_TEST_ASSERT(strcmp(list[2].ptr, "c,") == 0, "ewdeb, trd item corrupt");
232
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303 for(int i=0;i<n;i++) {
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304 free(list[i].ptr);
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305 }
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306 free(list);
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307
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308 /* exact match (exm) */
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309 n = 0;
116
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310 list = sstrsplit(test, S("this,is,a,csv,string"), &n);
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311 UCX_TEST_ASSERT(n == 0, "exm, list length must be 0");
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312 UCX_TEST_ASSERT(list == NULL, "exm, list must be NULL");
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313 for(int i=0;i<n;i++) {
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314 free(list[i].ptr);
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315 }
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316 free(list);
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317
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318 /* substring (subs) */
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319 n = 0;
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320 list = sstrsplit(test, S("this,is,a,csv,string,with,extension"), &n);
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321 UCX_TEST_ASSERT(n == 1, "subs, list length must be 1");
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322 UCX_TEST_ASSERT(strcmp(list[0].ptr, original) == 0,
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323 "subs, single item must be the original string");
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324 UCX_TEST_ASSERT(strcmp(test.ptr, original) == 0,
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325 "subs, original has been modified");
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326 for(int i=0;i<n;i++) {
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327 free(list[i].ptr);
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328 }
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329 free(list);
213
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330
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331 /* double encounter delimiter (ded) */
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332 n = 0;
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333 list = sstrsplit(test, S("is,"), &n);
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334 UCX_TEST_ASSERT(n == 3, "ded, list length must be 3");
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335 UCX_TEST_ASSERT(strcmp(list[0].ptr, "th") == 0, "ded, item 0 mismatch");
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336 UCX_TEST_ASSERT(list[1].length == 0, "ded, item 1 not empty!");
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337 UCX_TEST_ASSERT(strcmp(list[2].ptr, "a,csv,string") == 0,
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338 "ded, item 2 mismatch");
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339 for(int i=0;i<n;i++) {
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340 free(list[i].ptr);
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341 }
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342 free(list);
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343
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344 UCX_TEST_END
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345 }
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346
134
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347 UCX_TEST(test_sstrtrim) {
104
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diff changeset
348 sstr_t t1 = sstrtrim(sstr((char*)" ein test "));
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349 sstr_t t2 = sstrtrim(sstr((char*)"abc"));
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350 sstr_t t3 = sstrtrim(sstr((char*)" 123"));
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351 sstr_t t4 = sstrtrim(sstr((char*)"xyz "));
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352 sstr_t t5 = sstrtrim(sstr((char*)" "));
100
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353 sstr_t empty = sstrtrim(sstr((char*)""));
97
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354 UCX_TEST_BEGIN
104
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355 UCX_TEST_ASSERT(strncmp(t1.ptr, "ein test", t1.length) == 0, "failed");
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356 UCX_TEST_ASSERT(strncmp(t2.ptr, "abc", t2.length) == 0, "failed");
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357 UCX_TEST_ASSERT(strncmp(t3.ptr, "123", t3.length) == 0, "failed");
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358 UCX_TEST_ASSERT(strncmp(t4.ptr, "xyz", t4.length) == 0, "failed");
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diff changeset
359 UCX_TEST_ASSERT(t5.length == 0, "string t5 not empty");
98
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diff changeset
360 UCX_TEST_ASSERT(empty.length == 0, "empty string failed");
97
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361 UCX_TEST_END
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diff changeset
362 }
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diff changeset
363
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diff changeset
364 UCX_TEST(test_sstrprefixsuffix) {
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diff changeset
365 sstr_t str = ST("test my prefix and my suffix");
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diff changeset
366 sstr_t empty = ST("");
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diff changeset
367
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diff changeset
368 UCX_TEST_BEGIN
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diff changeset
369
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diff changeset
370 UCX_TEST_ASSERT(!sstrprefix(empty, S("pref")), "prefix empty string fails");
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diff changeset
371 UCX_TEST_ASSERT(!sstrsuffix(empty, S("suf")), "suffix empty string fails");
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diff changeset
372
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diff changeset
373 UCX_TEST_ASSERT(sstrprefix(str, empty), "empty prefix fails");
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374 UCX_TEST_ASSERT(sstrsuffix(str, empty), "empty suffix fails");
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diff changeset
375
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diff changeset
376 UCX_TEST_ASSERT(sstrprefix(empty, empty), "string and prefix empty fails");
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377 UCX_TEST_ASSERT(sstrsuffix(empty, empty), "string and suffix empty fails");
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parents: 134
diff changeset
378
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diff changeset
379 UCX_TEST_ASSERT(sstrprefix(str, S("test ")), "prefix false negative");
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diff changeset
380 UCX_TEST_ASSERT(!sstrprefix(str, S("8-) fsck ")), "prefix false positive");
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diff changeset
381
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diff changeset
382 UCX_TEST_ASSERT(sstrsuffix(str, S("fix")), "suffix false negative");
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diff changeset
383 UCX_TEST_ASSERT(!sstrsuffix(str, S("fox")), "suffix false positive");
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diff changeset
384
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diff changeset
385
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diff changeset
386 UCX_TEST_END
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diff changeset
387 }

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