tests/test_printf.c

Mon, 19 Aug 2024 18:46:49 +0200

author
Mike Becker <universe@uap-core.de>
date
Mon, 19 Aug 2024 18:46:49 +0200
branch
feature/tree_add
changeset 865
4b325b639117
parent 849
edb9f875b7f9
child 890
54565fd74e74
permissions
-rw-r--r--

fix return type of cx_tree_node_create_func

relates to #390

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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 2023 Mike Becker, 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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28
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29 #include "cx/test.h"
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30 #include "util_allocator.h"
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31
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32 #include "cx/printf.h"
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33 #include "cx/buffer.h"
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34
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35 #define ASSERT_ZERO_TERMINATED(str) CX_TEST_ASSERTM((str).ptr[(str).length] == '\0', \
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36 #str " is not zero terminated")
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37
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38 static size_t test_printf_write_func(
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39 void const *src,
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40 size_t esize,
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41 size_t ecount,
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42 void *target
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43 ) {
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44 memcpy(target, src, esize * ecount);
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45 return esize * ecount;
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46 }
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47
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48 CX_TEST(test_bprintf) {
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49 CxTestingAllocator talloc;
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50 cx_testing_allocator_init(&talloc);
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51 CxAllocator *alloc = &talloc.base;
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52 CX_TEST_DO {
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53 CxBuffer buf;
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54 cxBufferInit(&buf, NULL, 64, alloc, 0);
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55 size_t r = cx_bprintf(&buf, "This %s aged %u years in a %2XSK.", "Test", 10, 0xca);
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56 CX_TEST_ASSERT(r == 34);
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57 CX_TEST_ASSERT(buf.size == 34);
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58 buf.space[r] = '\0';
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59 CX_TEST_ASSERT(0 == strcmp(buf.space, "This Test aged 10 years in a CASK."));
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60 cxBufferDestroy(&buf);
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61 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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62 }
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63 cx_testing_allocator_destroy(&talloc);
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64 }
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65
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66 CX_TEST(test_bprintf_large_string) {
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67 unsigned len = cx_printf_sbo_size;
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68 CxTestingAllocator talloc;
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69 cx_testing_allocator_init(&talloc);
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70 CxAllocator *alloc = &talloc.base;
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71 char *aaa = malloc(len);
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72 char *bbb = malloc(len);
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73 char *expected = malloc(2*len+16);
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74 memset(aaa, 'a', len-1);
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75 aaa[len-1] = 0;
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76 memset(bbb, 'b', len-1);
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77 bbb[len-1] = 0;
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78 sprintf(expected, "After %s comes %s.", aaa, bbb);
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79 CX_TEST_DO {
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80 CxBuffer buf;
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81 cxBufferInit(&buf, NULL, 64, alloc, CX_BUFFER_AUTO_EXTEND);
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82 size_t r = cx_bprintf(&buf, "After %s comes %s.", aaa, bbb);
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83 size_t er = 2*len-2+14;
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84 CX_TEST_ASSERT(r == er);
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85 CX_TEST_ASSERT(buf.size == er);
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86 cxBufferPut(&buf, 0);
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87 CX_TEST_ASSERT(0 == strcmp(expected, buf.space));
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88 cxBufferDestroy(&buf);
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89 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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90 }
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91 free(aaa);
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92 free(bbb);
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93 free(expected);
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94 cx_testing_allocator_destroy(&talloc);
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95 }
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96
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97 CX_TEST(test_bprintf_nocap) {
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98 CxTestingAllocator talloc;
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99 cx_testing_allocator_init(&talloc);
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100 CxAllocator *alloc = &talloc.base;
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101 char space[20];
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102 memset(space, 'a', 20);
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103 CX_TEST_DO {
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104 CxBuffer buf;
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105 cxBufferInit(&buf, space, 16, alloc, 0);
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106 size_t r = cx_bprintf(&buf, "Hello %s with more than %d chars.", "string", 16);
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107 CX_TEST_ASSERT(r == 16);
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108 CX_TEST_ASSERT(buf.size == 16);
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109 CX_TEST_ASSERT(0 == memcmp(space, "Hello string witaaaa", 20));
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110 cxBufferDestroy(&buf);
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111 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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112 }
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113 cx_testing_allocator_destroy(&talloc);
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114 }
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115
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116 CX_TEST(test_fprintf) {
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117 char const *h = "Hello";
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118 char buf[32];
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119 size_t r;
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120 CX_TEST_DO {
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121 r = cx_fprintf(buf, test_printf_write_func, "teststring");
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122 CX_TEST_ASSERT(r == 10);
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123 CX_TEST_ASSERT(0 == memcmp(buf, "teststring", r));
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124
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125 r = cx_fprintf(buf, test_printf_write_func, "[%10s]", h);
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126 CX_TEST_ASSERT(r == 12);
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127 CX_TEST_ASSERT(0 == memcmp(buf, "[ Hello]", r));
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128
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129 r = cx_fprintf(buf, test_printf_write_func, "[%-10s]", h);
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130 CX_TEST_ASSERT(r == 12);
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131 CX_TEST_ASSERT(0 == memcmp(buf, "[Hello ]", r));
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132
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133 r = cx_fprintf(buf, test_printf_write_func, "[%*s]", 10, h);
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134 CX_TEST_ASSERT(r == 12);
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135 CX_TEST_ASSERT(0 == memcmp(buf, "[ Hello]", r));
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136
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137 r = cx_fprintf(buf, test_printf_write_func, "[%-10.*s]", 4, h);
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138 CX_TEST_ASSERT(r == 12);
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139 CX_TEST_ASSERT(0 == memcmp(buf, "[Hell ]", r));
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140
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141 r = cx_fprintf(buf, test_printf_write_func, "[%-*.*s]", 10, 4, h);
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142 CX_TEST_ASSERT(r == 12);
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143 CX_TEST_ASSERT(0 == memcmp(buf, "[Hell ]", r));
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144
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145 r = cx_fprintf(buf, test_printf_write_func, "%c", 'A');
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146 CX_TEST_ASSERT(r == 1);
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147 CX_TEST_ASSERT(0 == memcmp(buf, "A", r));
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148
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149 r = cx_fprintf(buf, test_printf_write_func, "%i %d %.6i %i %.0i %+i %i", 1, 2, 3, 0, 0, 4, -4);
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150 CX_TEST_ASSERT(r == 19);
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151 CX_TEST_ASSERT(0 == memcmp(buf, "1 2 000003 0 +4 -4", r));
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152
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153 r = cx_fprintf(buf, test_printf_write_func, "%x %x %X %#x", 5, 10, 10, 6);
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154 CX_TEST_ASSERT(r == 9);
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155 CX_TEST_ASSERT(0 == memcmp(buf, "5 a A 0x6", r));
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156
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157 r = cx_fprintf(buf, test_printf_write_func, "%o %#o %#o", 10, 10, 4);
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158 CX_TEST_ASSERT(r == 9);
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159 CX_TEST_ASSERT(0 == memcmp(buf, "12 012 04", r));
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160
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161 r = cx_fprintf(buf, test_printf_write_func, "%05.2f %.2f %5.2f", 1.5, 1.5, 1.5);
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162 CX_TEST_ASSERT(r == 16);
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163 CX_TEST_ASSERT(0 == memcmp(buf, "01.50 1.50 1.50", r));
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164
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165 r = cx_fprintf(buf, test_printf_write_func, "'%*c'", 5, 'x');
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166 CX_TEST_ASSERT(r == 7);
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167 CX_TEST_ASSERT(0 == memcmp(buf, "' x'", r));
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168
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169 r = cx_fprintf(buf, test_printf_write_func, "'%*c'", -5, 'x');
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170 CX_TEST_ASSERT(r == 7);
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171 CX_TEST_ASSERT(0 == memcmp(buf, "'x '", r));
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172 }
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173 }
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174
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175 CX_TEST(test_asprintf) {
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176 CxTestingAllocator talloc;
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177 cx_testing_allocator_init(&talloc);
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178 CxAllocator *alloc = &talloc.base;
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179
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180 char const *h = "Hello";
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181
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182 int const specimen_count = 13;
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183 cxmutstr r[specimen_count];
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184 int specimen = 0;
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185
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186 CX_TEST_DO {
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187 r[specimen] = cx_asprintf_a(alloc, "teststring");
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188 CX_TEST_ASSERT(r[specimen].length == 10);
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189 ASSERT_ZERO_TERMINATED(r[specimen]);
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190 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "teststring"));
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191 specimen++;
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192
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193 r[specimen] = cx_asprintf_a(alloc, "[%10s]", h);
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194 CX_TEST_ASSERT(r[specimen].length == 12);
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195 ASSERT_ZERO_TERMINATED(r[specimen]);
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196 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "[ Hello]"));
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197 specimen++;
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198
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199 r[specimen] = cx_asprintf_a(alloc, "[%-10s]", h);
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200 CX_TEST_ASSERT(r[specimen].length == 12);
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201 ASSERT_ZERO_TERMINATED(r[specimen]);
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202 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "[Hello ]"));
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203 specimen++;
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204
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205 r[specimen] = cx_asprintf_a(alloc, "[%*s]", 10, h);
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206 CX_TEST_ASSERT(r[specimen].length == 12);
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207 ASSERT_ZERO_TERMINATED(r[specimen]);
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208 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "[ Hello]"));
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209 specimen++;
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210
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211 r[specimen] = cx_asprintf_a(alloc, "[%-10.*s]", 4, h);
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212 CX_TEST_ASSERT(r[specimen].length == 12);
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213 ASSERT_ZERO_TERMINATED(r[specimen]);
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214 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "[Hell ]"));
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215 specimen++;
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216
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217 r[specimen] = cx_asprintf_a(alloc, "[%-*.*s]", 10, 4, h);
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218 CX_TEST_ASSERT(r[specimen].length == 12);
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219 ASSERT_ZERO_TERMINATED(r[specimen]);
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220 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "[Hell ]"));
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221 specimen++;
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222
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223 r[specimen] = cx_asprintf_a(alloc, "%c", 'A');
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224 CX_TEST_ASSERT(r[specimen].length == 1);
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225 ASSERT_ZERO_TERMINATED(r[specimen]);
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226 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "A"));
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227 specimen++;
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228
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229 r[specimen] = cx_asprintf_a(alloc, "%i %d %.6i %i %.0i %+i %i", 1, 2, 3, 0, 0, 4, -4);
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230 CX_TEST_ASSERT(r[specimen].length == 19);
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231 ASSERT_ZERO_TERMINATED(r[specimen]);
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232 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "1 2 000003 0 +4 -4"));
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233 specimen++;
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234
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235 r[specimen] = cx_asprintf_a(alloc, "%x %x %X %#x", 5, 10, 10, 6);
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236 CX_TEST_ASSERT(r[specimen].length == 9);
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237 ASSERT_ZERO_TERMINATED(r[specimen]);
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238 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "5 a A 0x6"));
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239 specimen++;
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240
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241 r[specimen] = cx_asprintf_a(alloc, "%o %#o %#o", 10, 10, 4);
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242 CX_TEST_ASSERT(r[specimen].length == 9);
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243 ASSERT_ZERO_TERMINATED(r[specimen]);
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244 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "12 012 04"));
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245 specimen++;
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246
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247 r[specimen] = cx_asprintf_a(alloc, "%05.2f %.2f %5.2f", 1.5, 1.5, 1.5);
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248 CX_TEST_ASSERT(r[specimen].length == 16);
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249 ASSERT_ZERO_TERMINATED(r[specimen]);
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250 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "01.50 1.50 1.50"));
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251 specimen++;
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252
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253 r[specimen] = cx_asprintf_a(alloc, "'%*c'", 5, 'x');
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254 CX_TEST_ASSERT(r[specimen].length == 7);
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255 ASSERT_ZERO_TERMINATED(r[specimen]);
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256 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "' x'"));
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257 specimen++;
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258
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259 r[specimen] = cx_asprintf_a(alloc, "'%*c'", -5, 'x');
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260 CX_TEST_ASSERT(r[specimen].length == 7);
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261 ASSERT_ZERO_TERMINATED(r[specimen]);
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262 CX_TEST_ASSERT(0 == strcmp(r[specimen].ptr, "'x '"));
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263 specimen++;
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264
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265 CX_TEST_ASSERT(specimen == specimen_count); // self-test
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266
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267 for (int i = 0; i < specimen_count; i++) {
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268 cx_strfree_a(alloc, &r[i]);
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269 }
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270 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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271 }
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272 cx_testing_allocator_destroy(&talloc);
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273 }
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274
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275 CX_TEST(test_asprintf_large_string) {
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276 unsigned len = cx_printf_sbo_size;
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277 char *aaa = malloc(len);
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278 char *bbb = malloc(len);
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279 char *expected = malloc(2*len+16);
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280 memset(aaa, 'a', len-1);
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281 aaa[len-1] = 0;
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282 memset(bbb, 'b', len-1);
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283 bbb[len-1] = 0;
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284 sprintf(expected, "After %s comes %s.", aaa, bbb);
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285 CX_TEST_DO {
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286 cxmutstr r = cx_asprintf("After %s comes %s.", aaa, bbb);
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287 CX_TEST_ASSERT(r.length == 2*len-2+14);
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288 ASSERT_ZERO_TERMINATED(r);
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289 CX_TEST_ASSERT(0 == strcmp(r.ptr, expected));
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290 cx_strfree(&r);
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291 }
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292 free(aaa);
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293 free(bbb);
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294 free(expected);
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295 }
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296
810
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297 CX_TEST(test_sprintf_no_realloc) {
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298 char *buf = malloc(16);
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299 CxTestingAllocator talloc;
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300 cx_testing_allocator_init(&talloc);
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301 CxAllocator *alloc = &talloc.base;
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302 CX_TEST_DO {
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303 char *oldbuf = buf;
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304 size_t buflen = 16;
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305 size_t len = cx_sprintf_a(alloc, &buf, &buflen, "Test %d %s", 47, "string");
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306 CX_TEST_ASSERT(oldbuf == buf);
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307 CX_TEST_ASSERT(len == 14);
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308 CX_TEST_ASSERT(buflen == 16);
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309 CX_TEST_ASSERT(0 == memcmp(buf, "Test 47 string", 15));
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310 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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311 }
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312 cx_testing_allocator_destroy(&talloc);
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313 free(buf);
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314 }
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315
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316 CX_TEST(test_sprintf_realloc) {
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317 CxTestingAllocator talloc;
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318 cx_testing_allocator_init(&talloc);
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319 CxAllocator *alloc = &talloc.base;
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320 char *buf = cxMalloc(alloc, 8);
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321 CX_TEST_DO {
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322 size_t buflen = 8;
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323 size_t len = cx_sprintf_a(alloc, &buf, &buflen, "Test %d %s", 47, "foobar");
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324 CX_TEST_ASSERT(len == 14);
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325 CX_TEST_ASSERT(buflen == 15);
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326 CX_TEST_ASSERT(0 == memcmp(buf, "Test 47 foobar", 15));
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327 cxFree(alloc, buf);
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328 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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329 }
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330 cx_testing_allocator_destroy(&talloc);
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331 }
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332
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333 CX_TEST(test_sprintf_realloc_to_fit_terminator) {
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334 CxTestingAllocator talloc;
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335 cx_testing_allocator_init(&talloc);
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336 CxAllocator *alloc = &talloc.base;
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337 // make it so that only the zero-terminator does not fit
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338 char *buf = cxMalloc(alloc, 14);
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339 CX_TEST_DO {
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340 size_t buflen = 14;
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341 size_t len = cx_sprintf_a(alloc, &buf, &buflen, "Test %d %s", 13, "string");
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342 CX_TEST_ASSERT(len == 14);
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343 CX_TEST_ASSERT(buflen == 15);
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344 CX_TEST_ASSERT(0 == memcmp(buf, "Test 13 string", 15));
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345 cxFree(alloc, buf);
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346 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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347 }
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348 cx_testing_allocator_destroy(&talloc);
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349 }
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350
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351 CX_TEST(test_sprintf_s_no_alloc) {
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352 char buf[16];
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353 CxTestingAllocator talloc;
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354 cx_testing_allocator_init(&talloc);
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355 CxAllocator *alloc = &talloc.base;
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356 CX_TEST_DO {
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357 char *str;
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358 size_t buflen = 16;
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359 size_t len = cx_sprintf_sa(alloc, buf, &buflen, &str, "Test %d %s", 47, "string");
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360 CX_TEST_ASSERT(str == buf);
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361 CX_TEST_ASSERT(buflen == 16);
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362 CX_TEST_ASSERT(len == 14);
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363 CX_TEST_ASSERT(0 == memcmp(buf, "Test 47 string", 15));
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364 CX_TEST_ASSERT(0 == memcmp(str, "Test 47 string", 15));
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365 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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366 }
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367 cx_testing_allocator_destroy(&talloc);
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368 }
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369
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370 CX_TEST(test_sprintf_s_alloc) {
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371 char buf[16];
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372 memcpy(buf, "0123456789abcdef", 16);
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373 CxTestingAllocator talloc;
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374 cx_testing_allocator_init(&talloc);
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375 CxAllocator *alloc = &talloc.base;
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376 CX_TEST_DO {
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377 char *str;
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378 size_t buflen = 16;
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379 size_t len = cx_sprintf_sa(alloc, buf, &buflen, &str, "Hello %d %s", 4711, "larger string");
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380 CX_TEST_ASSERT(str != buf);
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381 CX_TEST_ASSERT(buflen == 25);
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382 CX_TEST_ASSERT(len == 24);
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383 CX_TEST_ASSERT(0 == memcmp(str, "Hello 4711 larger string", 25));
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384 cxFree(alloc, str);
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385 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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386 }
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387 cx_testing_allocator_destroy(&talloc);
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388 }
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389
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390 CX_TEST(test_sprintf_s_alloc_to_fit_terminator) {
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391 char buf[16];
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392 memcpy(buf, "0123456789abcdef", 16);
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393 CxTestingAllocator talloc;
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394 cx_testing_allocator_init(&talloc);
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395 CxAllocator *alloc = &talloc.base;
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396 CX_TEST_DO {
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397 char *str;
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398 size_t buflen = 16;
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399 size_t len = cx_sprintf_sa(alloc, buf,&buflen, &str, "Hello %d %s", 112, "string");
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400 CX_TEST_ASSERT(str != buf);
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401 CX_TEST_ASSERT(len == 16);
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402 CX_TEST_ASSERT(buflen == 17);
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403 CX_TEST_ASSERT(0 == memcmp(str, "Hello 112 string", 17)); // include terminator
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404 cxFree(alloc, str);
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405 CX_TEST_ASSERT(cx_testing_allocator_verify(&talloc));
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diff changeset
406 }
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407 cx_testing_allocator_destroy(&talloc);
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408 }
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diff changeset
409
780
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410 CxTestSuite *cx_test_suite_printf(void) {
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411 CxTestSuite *suite = cx_test_suite_new("printf");
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diff changeset
412
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diff changeset
413 cx_test_register(suite, test_bprintf);
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diff changeset
414 cx_test_register(suite, test_bprintf_large_string);
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diff changeset
415 cx_test_register(suite, test_bprintf_nocap);
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diff changeset
416 cx_test_register(suite, test_fprintf);
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diff changeset
417 cx_test_register(suite, test_asprintf);
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418 cx_test_register(suite, test_asprintf_large_string);
810
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419 cx_test_register(suite, test_sprintf_no_realloc);
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420 cx_test_register(suite, test_sprintf_realloc);
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421 cx_test_register(suite, test_sprintf_realloc_to_fit_terminator);
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diff changeset
422 cx_test_register(suite, test_sprintf_s_no_alloc);
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diff changeset
423 cx_test_register(suite, test_sprintf_s_alloc);
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424 cx_test_register(suite, test_sprintf_s_alloc_to_fit_terminator);
780
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425
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diff changeset
426 return suite;
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parents:
diff changeset
427 }

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