test/memstream_tests.c

Tue, 09 Oct 2012 16:46:29 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Tue, 09 Oct 2012 16:46:29 +0200
changeset 57
e18157c52985
parent 56
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child 58
733f22fca61a
permissions
-rw-r--r--

some fixes

56
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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 "memstream_tests.h"
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6
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7 UCX_TEST_IMPLEMENT(test_ucx_memseektell) {
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8 char *buffer = malloc(16);
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9 memset(buffer, 32, 7);
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10 buffer[7] = 0;
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11
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12 UcxMemstream *m = ucx_memopen(buffer, 16);
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13 int r;
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14
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15 UCX_TEST_BEGIN
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16
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17 r = ucx_memseek(m, 5, SEEK_SET);
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18 UCX_TEST_ASSERT(r == 0, "seek SET+5 failed");
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19 UCX_TEST_ASSERT(ucx_memtell(m) == 5, "seek SET+5 set wrong position");
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20
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21 r = ucx_memseek(m, 20, SEEK_SET);
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22 UCX_TEST_ASSERT(r != 0, "seek beyond bounds shall fail");
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23 UCX_TEST_ASSERT(ucx_memtell(m) == 5,
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24 "failed seek shall leave pos unchanged");
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25
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26 r = ucx_memseek(m, 5, SEEK_CUR);
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27 UCX_TEST_ASSERT(r == 0, "seek CUR+5 failed");
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28 UCX_TEST_ASSERT(ucx_memtell(m) == 10, "seek CUR+5 set wrong position");
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29
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30 r = ucx_memseek(m, 10, SEEK_CUR);
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31 UCX_TEST_ASSERT(r != 0, "seek CUR beyond bounds shall fail");
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32 UCX_TEST_ASSERT(ucx_memtell(m) == 10,
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33 "failed seek shall leave pos unchanged");
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34
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35 r = ucx_memseek(m, -5, SEEK_END);
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36 UCX_TEST_ASSERT(r == 0, "seek END-5 failed");
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37 UCX_TEST_ASSERT(ucx_memtell(m) == 2, "seek END-5 set wrong position");
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38
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39 r = ucx_memseek(m, -10, SEEK_END);
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40 UCX_TEST_ASSERT(r != 0, "seek END beyond bounds shall fail");
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41 UCX_TEST_ASSERT(ucx_memtell(m) == 2,
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42 "failed seek shall leave pos unchanged");
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43
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44 UCX_TEST_END
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45
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46 ucx_memclose(m);
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47 free(buffer);
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48 }
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49
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50 UCX_TEST_IMPLEMENT(test_ucx_memputc) {
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51 char *buffer = malloc(16);
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52 memset(buffer, 32, 16);
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53
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54 UcxMemstream *m = ucx_memopen(buffer, 16);
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55 int r;
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56
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57 UCX_TEST_BEGIN
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58
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59 ucx_memputc(m, 48); ucx_memputc(m, 48); ucx_memputc(m, 48);
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60 UCX_TEST_ASSERT(ucx_memtell(m) == 3, "pos wrong after first 3 puts");
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61 ucx_memseek(m, 10, SEEK_CUR);
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62 ucx_memputc(m, 48); ucx_memputc(m, 48); ucx_memputc(m, 48);
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63 UCX_TEST_ASSERT(ucx_memtell(m) == 16, "pos wrong after last 3 puts");
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64 UCX_TEST_ASSERT(ucx_memeof(m), "eof not set");
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65 UCX_TEST_ASSERT(!ucx_memoverflow(m), "overflow shall not be set");
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66 UCX_TEST_ASSERT(ucx_memputc(m, 48) == EOF, "put shall return EOF on memof");
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67 UCX_TEST_ASSERT(memcmp(buffer, "000 000", 16) == 0,
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68 "buffer contains incorrect content");
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69
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70 UCX_TEST_END
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71
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72 ucx_memclose(m);
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73 free(buffer);
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74 }
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75
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76 UCX_TEST_IMPLEMENT(test_ucx_memgetc) {
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77 char *buffer = malloc(16);
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78 memset(buffer, 32, 8);
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79 for (int i = 8; i < 16 ; i++) {
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80 buffer[i] = 40+i;
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81 }
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82
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83 UcxMemstream *m = ucx_memopen(buffer, 16);
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84 int r;
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85
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86 UCX_TEST_BEGIN
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87
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88 char rb[16];
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89 for (int i = 0 ; i < 16 ; i++) {
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90 UCX_TEST_ASSERT(ucx_memtell(m) == i, "pos wrong during read loop");
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91 UCX_TEST_ASSERT(!ucx_memeof(m),
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92 "EOF shall not be set during read loop");
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93 rb[i] = ucx_memgetc(m);
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94 }
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95 UCX_TEST_ASSERT(ucx_memtell(m) == 16, "pos wrong after read loop");
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96 UCX_TEST_ASSERT(ucx_memeof(m), "EOF not set");
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97 UCX_TEST_ASSERT(memcmp(rb, " 01234567", 16) == 0,
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98 "read data incorrect");
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99
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100 UCX_TEST_END
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101
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102 ucx_memclose(m);
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103 free(buffer);
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104 }
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105
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106 UCX_TEST_IMPLEMENT(test_ucx_memwrite) {
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107 char *buffer = malloc(16);
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108 memset(buffer, 32, 8);
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109 for (int i = 8; i < 16 ; i++) {
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110 buffer[i] = 40+i;
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111 }
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112
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113 UcxMemstream *m = ucx_memopen(buffer, 16);
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114 int r;
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115
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116 UCX_TEST_BEGIN
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117
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118 char* teststring = "this is way too much";
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119 r = ucx_memwrite(teststring, 1, 20, m);
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120 UCX_TEST_ASSERT(r == 16, "string not correctly trimed");
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121 UCX_TEST_ASSERT(memcmp(buffer, teststring, 16) == 0,
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122 "buffer data incorrect");
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123 UCX_TEST_ASSERT(ucx_memeof(m), "eof shall be set");
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124 UCX_TEST_ASSERT(!ucx_memoverflow(m), "no overflow shall be caused");
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125
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126 ucx_memseek(m, 8, SEEK_SET);
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127 r = ucx_memwrite("not", 1, 3, m);
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128 UCX_TEST_ASSERT(r == 3, "three bytes should be replace");
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129 UCX_TEST_ASSERT(memcmp(buffer, "this is not too much", 16) == 0,
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130 "modified buffer is incorrect");
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131
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132 char* threebytestring = " t h r e e ";
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133 memset(buffer, 49, 16);
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134 ucx_memseek(m, 0, SEEK_SET);
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135 r = ucx_memwrite(threebytestring, 3, 6, m);
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136 UCX_TEST_ASSERT(r == 15, "three byte string not correctly trimed");
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137 UCX_TEST_ASSERT(ucx_memtell(m) == 15,
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138 "position after write of three byte string incorrect");
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139 UCX_TEST_ASSERT(!ucx_memeof(m), "eof shall not be set");
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140 UCX_TEST_ASSERT(memcmp(buffer, " t h r e e1", 16) == 0,
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141 "bufer is incorrect after three byte string has been written");
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142
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143 UCX_TEST_END
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144
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145 ucx_memclose(m);
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146 free(buffer);
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147 }
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148
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149 UCX_TEST_IMPLEMENT(test_ucx_memread) {
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150 char *buffer = malloc(16);
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151 memset(buffer, 56, 8);
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152 for (int i = 8; i < 16 ; i++) {
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153 buffer[i] = 40+i;
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154 }
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155
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156 UcxMemstream *m = ucx_memopen(buffer, 16);
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157 int r;
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158
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159 UCX_TEST_BEGIN
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160
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161 char rb[16];
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162 memset(rb, 32, 16);
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163
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164 ucx_memseek(m, 8, SEEK_SET);
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165 r = ucx_memread(rb, 1, 16, m);
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166 UCX_TEST_ASSERT(r == 8, "read did not stop at buffer end");
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167 UCX_TEST_ASSERT(memcmp(rb, "01234567 ", 16) == 0,
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168 "buffer incorrect after first read");
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169 UCX_TEST_ASSERT(ucx_memeof(m), "eof shall be set");
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170
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171 ucx_memseek(m, 0, SEEK_SET);
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172 r = ucx_memread(rb+8, 1, 8, m);
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173 UCX_TEST_ASSERT(r == 8, "read did not read the specified amount of bytes");
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174 UCX_TEST_ASSERT(memcmp(rb, "0123456788888888", 16) == 0,
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175 "buffer incorrect after second read");
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176
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177 ucx_memseek(m, 0, SEEK_SET);
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178 r = ucx_memread(rb, 3, 6, m);
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179 UCX_TEST_ASSERT(r == 15,
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180 "three byte read did not read the desired amount of bytes");
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181 UCX_TEST_ASSERT(memcmp(rb, "8888888801234568", 16) == 0,
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182 "buffer incorrect after three byte read");
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183
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184 UCX_TEST_END
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185
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186 ucx_memclose(m);
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187 free(buffer);
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188 }
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189
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190 UCX_TEST_IMPLEMENT(test_ucx_memprintf) {
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191 char *buffer = malloc(32);
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192 UcxMemstream *m = ucx_memopen(buffer, 16);
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193
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194 UCX_TEST_BEGIN
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195 int r = ucx_memprintf(m, "number: %d char: %c", 15, '6');
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196 UCX_TEST_ASSERT(r == 18, "incorrect number of bytes written");
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197 UCX_TEST_ASSERT(ucx_memoverflow(m), "overflow shall be detected");
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198 UCX_TEST_ASSERT(memcmp(buffer, "number: 15 char:", 16) == 0,
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199 "incorrect buffer content");
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200
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201 ucx_memseek(m, 0, SEEK_SET);
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202 ucx_memprintf(m, "a: %d - b: %d", 1, 2);
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203 UCX_TEST_ASSERT(!ucx_memoverflow(m), "no overflow shall be deteceted");
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204 UCX_TEST_ASSERT(memcmp(buffer, "a: 1 - b: 2char:", 16),
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205 "incorrect modified buffer content");
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206 UCX_TEST_ASSERT(ucx_memtell(m) == 11, "incorrect position");
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207
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208 UCX_TEST_END
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209
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210 ucx_memclose(m);
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211 free(buffer);
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212 }
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213
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214 UCX_TEST_IMPLEMENT(test_ucx_memscanf) {
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215 char *buffer = "string 3.5 1 stuff";
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216 UcxMemstream *m = ucx_memopen(buffer, 16);
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217
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218 char s[6];
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219 float f;
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220 int d;
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221 UCX_TEST_BEGIN
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222 int r = ucx_memscanf(m, "%s %f %d", s, &f, &d);
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223 UCX_TEST_ASSERT(r == 3, "3 arguments shall be read");
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224 UCX_TEST_ASSERT(strncmp(s, "string", 6) == 0, "incorrect string");
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225 UCX_TEST_ASSERT(f == 3.5, "incorrect float");
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226 UCX_TEST_ASSERT(d == 1, "incorrect integer");
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227 UCX_TEST_ASSERT(ucx_memtell(m) == 12, "incorrect position");
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228 UCX_TEST_END
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229
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230 ucx_memclose(m);
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231 }

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