test/buffer_tests.c

Thu, 28 Feb 2013 08:17:26 +0100

author
Mike Becker <universe@uap-core.de>
date
Thu, 28 Feb 2013 08:17:26 +0100
changeset 102
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parent 95
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child 103
08018864fb91
permissions
-rw-r--r--

added headers that are missing under visual studio

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1 /*
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2 *
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3 */
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4
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5 #include "buffer_tests.h"
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6
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7 UCX_TEST_IMPLEMENT(test_ucx_buffer_seektell) {
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8 UcxBuffer *b = ucx_buffer_new(NULL, 32, UCX_BUFFER_DEFAULT);
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9 b->size = 16; // less than capacity
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10 int r;
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11
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12 UCX_TEST_BEGIN
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13
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14 r = ucx_buffer_seek(b, 5, SEEK_SET);
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15 UCX_TEST_ASSERT(r == 0, "seek SET+5 failed");
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16 UCX_TEST_ASSERT(b->pos == 5, "seek SET+5 set wrong position");
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17
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18 r = ucx_buffer_seek(b, 20, SEEK_SET);
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19 UCX_TEST_ASSERT(r != 0, "seek beyond bounds shall fail");
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20 UCX_TEST_ASSERT(b->pos == 5,
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21 "failed seek shall leave pos unchanged");
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22
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23 r = ucx_buffer_seek(b, 5, SEEK_CUR);
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24 UCX_TEST_ASSERT(r == 0, "seek CUR+5 failed");
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25 UCX_TEST_ASSERT(b->pos == 10, "seek CUR+5 set wrong position");
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26
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27 r = ucx_buffer_seek(b, 10, SEEK_CUR);
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28 UCX_TEST_ASSERT(r != 0, "seek CUR beyond bounds shall fail");
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29 UCX_TEST_ASSERT(b->pos == 10,
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30 "failed seek shall leave pos unchanged");
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31
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32 r = ucx_buffer_seek(b, -5, SEEK_END);
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33 UCX_TEST_ASSERT(r == 0, "seek END-5 failed");
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34 UCX_TEST_ASSERT(b->pos == 11, "seek END-5 set wrong position");
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35
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36 r = ucx_buffer_seek(b, -20, SEEK_END);
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37 UCX_TEST_ASSERT(r != 0, "seek END beyond bounds shall fail");
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38 UCX_TEST_ASSERT(b->pos == 11,
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39 "failed seek shall leave pos unchanged");
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40
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41 UCX_TEST_END
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42
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43 ucx_buffer_free(b);
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44 }
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45
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46 UCX_TEST_IMPLEMENT(test_ucx_buffer_putc) {
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47 char *buffer = (char*) malloc(16);
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48 memset(buffer, 32, 16);
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49
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50 UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
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51 b->size = b->capacity;
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52
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53 UCX_TEST_BEGIN
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54
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55 ucx_buffer_putc(b, '0');
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56 ucx_buffer_putc(b, '0');
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57 ucx_buffer_putc(b, '0');
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58
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59 UCX_TEST_ASSERT(b->pos == 3, "pos wrong after first 3 puts");
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60 ucx_buffer_seek(b, 10, SEEK_CUR);
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62 ucx_buffer_putc(b, '0');
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63 ucx_buffer_putc(b, '0');
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64 ucx_buffer_putc(b, '0');
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65
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66 UCX_TEST_ASSERT(b->pos == 16, "pos wrong after last 3 puts");
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67 UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof not set");
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68 UCX_TEST_ASSERT(ucx_buffer_putc(b, 48) == EOF,
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69 "put shall return EOF when buffer is full");
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71 ucx_buffer_seek(b, 3, SEEK_SET);
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72 ucx_buffer_putc(b, 'a');
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73 ucx_buffer_putc(b, 'b');
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74 ucx_buffer_putc(b, 'c');
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75
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76 UCX_TEST_ASSERT(b->size == 16, "wrong size after seek and puts");
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77 UCX_TEST_ASSERT(memcmp(buffer, "000abc 000", 16) == 0,
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78 "buffer contains incorrect content");
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79
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80 UCX_TEST_END
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81
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82 ucx_buffer_free(b);
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83 free(buffer);
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84 }
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85
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86 UCX_TEST_IMPLEMENT(test_ucx_buffer_putc_ax) {
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87 UcxBuffer *b = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND);
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88
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89 UCX_TEST_BEGIN
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90
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91 ucx_buffer_putc(b, '0');
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92 ucx_buffer_putc(b, '1');
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93
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94 UCX_TEST_ASSERT(b->pos == 2, "pos wrong after first 2 puts");
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95 UCX_TEST_ASSERT(b->capacity == 2, "buffer erroneously extended");
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96
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97 ucx_buffer_putc(b, 'a');
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98
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99 UCX_TEST_ASSERT(b->pos == 3, "pos wrong after 1 put");
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100 UCX_TEST_ASSERT(b->capacity == 4, "buffer not properly extended");
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101 UCX_TEST_ASSERT(b->size == 3, "wrong buffer size");
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102
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103 UCX_TEST_ASSERT(b->space[2] == 'a', "wrong content");
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104
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105 UCX_TEST_END
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106
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107
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108 }
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109
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110 UCX_TEST_IMPLEMENT(test_ucx_buffer_getc) {
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111 char *buffer = (char*) malloc(16);
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112 memset(buffer, 32, 8);
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113 for (int i = 8; i < 16 ; i++) {
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114 buffer[i] = 40+i;
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115 }
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116
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117 UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
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118 b->size = b->capacity;
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119
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120 UCX_TEST_BEGIN
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121
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122 char rb[16];
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123 for (size_t i = 0 ; i < 16 ; i++) {
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124 UCX_TEST_ASSERT(b->pos == i, "pos wrong during read loop");
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125 UCX_TEST_ASSERT(!ucx_buffer_eof(b),
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126 "EOF shall not be set during read loop");
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127 rb[i] = ucx_buffer_getc(b);
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128 }
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129 UCX_TEST_ASSERT(b->pos == 16, "pos wrong after read loop");
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130 UCX_TEST_ASSERT(ucx_buffer_eof(b), "EOF not set");
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131 UCX_TEST_ASSERT(memcmp(rb, " 01234567", 16) == 0,
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132 "read data incorrect");
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133
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134 UCX_TEST_END
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135
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136 ucx_buffer_free(b);
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137 free(buffer);
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138 }
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139
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140 UCX_TEST_IMPLEMENT(test_ucx_buffer_write) {
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141 char *buffer = (char*) malloc(16);
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142 memset(buffer, 32, 8);
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143 for (int i = 8; i < 16 ; i++) {
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144 buffer[i] = 40+i;
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145 }
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146
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147 UcxBuffer *b = ucx_buffer_new(buffer, 16, UCX_BUFFER_DEFAULT);
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148 int r;
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149
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150 UCX_TEST_BEGIN
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151
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152 const char* teststring = "this is way too much";
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153 r = ucx_buffer_write((void*)teststring, 1, 20, b);
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154 UCX_TEST_ASSERT(r == 16, "string not correctly trimed");
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155 UCX_TEST_ASSERT(memcmp(buffer, teststring, 16) == 0,
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156 "buffer data incorrect");
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157 UCX_TEST_ASSERT(ucx_buffer_eof(b), "eof shall be set");
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158
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159 ucx_buffer_seek(b, 8, SEEK_SET);
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160 r = ucx_buffer_write((void*)"not", 1, 3, b);
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161 UCX_TEST_ASSERT(r == 3, "three bytes should be replace");
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162 UCX_TEST_ASSERT(memcmp(buffer, "this is not too much", 16) == 0,
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163 "modified buffer is incorrect");
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164
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165 const char* threebytestring = " t h r e e ";
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166 memset(buffer, 49, 16);
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167 ucx_buffer_seek(b, 0, SEEK_SET);
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168 r = ucx_buffer_write((void*)threebytestring, 3, 6, b);
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169 UCX_TEST_ASSERT(r == 5, "three byte string not correctly trimed");
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170 UCX_TEST_ASSERT(b->pos == 15,
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171 "position after write of three byte string incorrect");
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172 UCX_TEST_ASSERT(!ucx_buffer_eof(b), "eof shall not be set");
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173 UCX_TEST_ASSERT(memcmp(buffer, " t h r e e1", 16) == 0,
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174 "bufer is incorrect after three byte string has been written");
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175
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176 UCX_TEST_END
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177
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178 ucx_buffer_free(b);
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179 free(buffer);
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180 }
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181
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182 UCX_TEST_IMPLEMENT(test_ucx_buffer_write_ax) {
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183 char *buffer = (char*) malloc(16);
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184
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185 UcxBuffer *b = ucx_buffer_new(buffer, 16,
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186 UCX_BUFFER_AUTOEXTEND | UCX_BUFFER_AUTOFREE);
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187 int r;
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188
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189 UCX_TEST_BEGIN
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190
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191 const char* teststring = "this is way too much";
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192 r = ucx_buffer_write((void*)teststring, 1, 20, b);
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193 buffer = (char*) b->space; /*autoextend enabled, we MUST retrieve pointer*/
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194 UCX_TEST_ASSERT(r == 20, "not all characters written");
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195 UCX_TEST_ASSERT(b->capacity == 32, "buffer not properly extended");
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196 UCX_TEST_ASSERT(b->pos == 20, "position incorrect");
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197 UCX_TEST_ASSERT(memcmp(buffer,
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198 "this is way too much\0\0\0\0\0\0\0\0\0\0\0\0", 32) == 0,
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199 "incorrect buffer content");
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200
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201 UCX_TEST_END
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202
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203 ucx_buffer_free(b);
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204 }
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205
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206 UCX_TEST_IMPLEMENT(test_ucx_buffer_read) {
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207 UcxBuffer *b = ucx_buffer_new(NULL, 8, UCX_BUFFER_AUTOFREE);
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208
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209 char buf[32];
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diff changeset
210 memset(buf, 'X', 32);
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211 int r;
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diff changeset
212
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213 UCX_TEST_BEGIN
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214
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215 ucx_buffer_write("01234567", 1, 8, b);
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216 UCX_TEST_ASSERT(b->pos == 8, "buffer not correctly filled");
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217 b->pos = 0;
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diff changeset
218
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219 r = ucx_buffer_read(buf, 1, 2, b);
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220 UCX_TEST_ASSERT(r == 2, "wrong number of bytes read");
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221 UCX_TEST_ASSERT(buf[0] == '0' && buf[1] == '1' && buf[2] == 'X',
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222 "buffer incorrect after first read");
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diff changeset
223
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224 r = ucx_buffer_read(buf + 2, 1, 8, b);
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225 UCX_TEST_ASSERT(r == 6, "wrong number of bytes read(2)");
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226 UCX_TEST_ASSERT(memcmp(buf, "01234567XX", 10) == 0,
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227 "buffer incorrect after second read");
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228
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229 memset(buf, 'X', 32);
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diff changeset
230 ucx_buffer_seek(b, 0, SEEK_SET);
76
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diff changeset
231 r = ucx_buffer_read(buf, 3, 3, b);
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diff changeset
232
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233 UCX_TEST_ASSERT(r == 2, "wrong number of blocks read");
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234 UCX_TEST_ASSERT(memcmp(buf, "012345XX", 8) == 0,
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diff changeset
235 "buffer incorrect after three byte read");
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236
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237
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238 UCX_TEST_END
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239
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diff changeset
240
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241 }
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242
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243 UCX_TEST_IMPLEMENT(test_ucx_buffer_extract) {
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244 char *buffer = (char*) malloc(16);
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diff changeset
245 strcpy(buffer, "this is a test!");
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246
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diff changeset
247 UcxBuffer *src = ucx_buffer_new(buffer, 16, UCX_BUFFER_AUTOFREE);
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diff changeset
248 src->size = 15;
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249 UcxBuffer *dst = ucx_buffer_extract(src, 5, 5, UCX_BUFFER_DEFAULT);
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diff changeset
250
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diff changeset
251 UCX_TEST_BEGIN
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diff changeset
252 UCX_TEST_ASSERT(dst != NULL, "ucx_buffer_extract returned NULL");
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diff changeset
253
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254 UCX_TEST_ASSERT((dst->flags & UCX_BUFFER_AUTOFREE) == UCX_BUFFER_AUTOFREE,
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diff changeset
255 "autofree flag shall be enforced");
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256 UCX_TEST_ASSERT(dst->size == 5, "wrong size for new buffer");
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diff changeset
257 char rb[5];
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diff changeset
258 ucx_buffer_read(rb, 1, 5, dst);
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259 UCX_TEST_ASSERT(memcmp(rb, "is a ", 5) == 0,
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diff changeset
260 "new buffer has incorrect content");
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261
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262 UCX_TEST_ASSERT(ucx_buffer_extract(dst, 3, 3, UCX_BUFFER_DEFAULT) == NULL,
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diff changeset
263 "extract shall fail on invalid bounds");
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264
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265 UCX_TEST_END
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266
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267 ucx_buffer_free(dst);
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268 ucx_buffer_free(src);
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269 }
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diff changeset
270
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271 UCX_TEST_IMPLEMENT(test_ucx_buffer_generic_copy) {
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272 UcxBuffer *b1 = ucx_buffer_new(NULL, 64, UCX_BUFFER_DEFAULT);
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diff changeset
273 UcxBuffer *b2 = ucx_buffer_new(NULL, 2, UCX_BUFFER_AUTOEXTEND);
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274
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275 UCX_TEST_BEGIN
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276
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diff changeset
277 ucx_buffer_write("01234567", 1, 8, b1);
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diff changeset
278 ucx_buffer_write("abcdefgh", 1, 8, b1);
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279 UCX_TEST_ASSERT(b1->size == 16, "failed to fill buffer b1");
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280 ucx_buffer_seek(b1, 0, SEEK_SET);
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diff changeset
281
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282 size_t ncp = ucx_buffer_copy(b1, b2, ucx_buffer_read, ucx_buffer_write);
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diff changeset
283 UCX_TEST_ASSERT(ncp == 16, "wrong number of copied bytes");
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diff changeset
284 UCX_TEST_ASSERT(b2->size == 16, "b2 has wrong size");
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diff changeset
285 UCX_TEST_ASSERT(memcmp(b1->space, b2->space, 16) == 0,
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286 "b1 and b2 have not the same content");
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diff changeset
287
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288 memset(b2->space, 0, b2->capacity);
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289 b2->pos = 0;
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290 b2->size = 0;
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291 ucx_buffer_seek(b1, 0, SEEK_SET);
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292
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293 FILE *file = tmpfile();
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294 UCX_TEST_ASSERT(file, "test file cannot be opened, test aborted");
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295
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296 ncp = ucx_buffer_copy(b1, file, ucx_buffer_read, fwrite);
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297 UCX_TEST_ASSERT(ncp == 16, "copied wrong number of bytes to file");
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298
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299 fseek(file, 0, SEEK_SET);
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300
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301 ncp = ucx_buffer_copy(file, b2, fread, ucx_buffer_write);
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302 UCX_TEST_ASSERT(ncp == 16, "copied wrong number of bytes from file");
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303
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304 UCX_TEST_ASSERT(memcmp(b1->space, b2->space, 16) == 0,
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305 "b1 and b2 content mismatch");
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306
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307 fclose(file);
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308
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309
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310 UCX_TEST_END
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311
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312 ucx_buffer_free(b1);
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313 ucx_buffer_free(b2);
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314 }

mercurial