tests/test_json.c

Tue, 22 Oct 2024 22:42:48 +0200

author
Mike Becker <universe@uap-core.de>
date
Tue, 22 Oct 2024 22:42:48 +0200
changeset 945
84a5fab8a47c
parent 941
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child 946
b428424c0214
permissions
-rw-r--r--

add cx_nmemb() utility

937
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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 2024 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
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31 #include "cx/json.h"
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32
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33 CX_TEST(test_json_simple_object) {
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34 cxstring text = cx_str(
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35 "{\n"
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36 "\t\"message\":\"success\",\n"
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37 "\t\"position\":{\n"
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38 "\t\t\"longitude\":-94.7099,\n"
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39 "\t\t\"latitude\":51.5539\n"
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40 "\t},\n"
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41 "\t\"timestamp\":1729348561,\n"
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42 "\t\"alive\":true\n"
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43 "}"
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44 );
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45
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46 CX_TEST_DO {
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47 int result;
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48
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49 CxJson json;
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50 cxJsonInit(&json);
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51 cxJsonFill(&json, text.ptr, text.length);
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52
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53 // parse the big fat object
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54 CxJsonValue *obj;
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55 result = cxJsonNext(&json, &obj);
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56 CX_TEST_ASSERT(result == 1);
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57
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58 // check the contents
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59 CX_TEST_ASSERT(cxJsonIsObject(obj));
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60
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61 CxJsonValue *message = cxJsonObjGet(obj, "message");
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62 CX_TEST_ASSERT(cxJsonIsString(message));
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63 CX_TEST_ASSERT(0 == cx_strcmp(
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64 cx_strcast(cxJsonAsString(message)),
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65 cx_str("success"))
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66 );
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67
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68 CxJsonValue *position = cxJsonObjGet(obj, "position");
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69 CX_TEST_ASSERT(cxJsonIsObject(position));
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70 CxJsonValue *longitude = cxJsonObjGet(position, "longitude");
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71 CX_TEST_ASSERT(cxJsonIsNumber(longitude));
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72 CX_TEST_ASSERT(cxJsonAsDouble(longitude) == -94.7099);
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73 CxJsonValue *latitude = cxJsonObjGet(position, "latitude");
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74 CX_TEST_ASSERT(cxJsonIsNumber(latitude));
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75 CX_TEST_ASSERT(cxJsonAsDouble(latitude) == 51.5539);
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76
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77 CxJsonValue *timestamp = cxJsonObjGet(obj, "timestamp");
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78 CX_TEST_ASSERT(cxJsonIsInteger(timestamp));
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79 CX_TEST_ASSERT(cxJsonAsInteger(timestamp) == 1729348561);
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80
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81 CxJsonValue *alive = cxJsonObjGet(obj, "alive");
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82 CX_TEST_ASSERT(cxJsonIsBool(alive));
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83 CX_TEST_ASSERT(cxJsonIsTrue(alive));
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84 CX_TEST_ASSERT(!cxJsonIsFalse(alive));
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85 CX_TEST_ASSERT(cxJsonAsBool(alive));
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86
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87 // this recursively frees everything else
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88 cxJsonValueFree(obj);
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89
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90 // we only have one object that already contained all the data
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91 result = cxJsonNext(&json, &obj);
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92 CX_TEST_ASSERT(result == 0);
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93
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94 cxJsonDestroy(&json);
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95 }
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96 }
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97
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98 CX_TEST(test_json_object_incomplete_token) {
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99 cxstring text = cx_str(
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100 "{\"message\":\"success\" , \"__timestamp\":1729348561}");
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101 cxstring parts[16];
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102 size_t nparts = 0; // split the json text into mulple parts
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103 for(size_t i=0;i<text.length;i+=4) {
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104 parts[nparts++] = cx_strsubsl(text, i, 4);
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105 }
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106
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107 CX_TEST_DO {
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108 int result;
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109
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110 CxJson json;
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111 cxJsonInit(&json);
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112 CxJsonValue *obj;
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113
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114 size_t part = 0;
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115 while(part < nparts) {
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116 cxJsonFill(&json, parts[part].ptr, parts[part].length);
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117 part++;
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118 result = cxJsonNext(&json, &obj);
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119
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120 if(result != 0) {
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121 break;
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122 }
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123 }
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124
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125 CX_TEST_ASSERT(result == 1);
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126 CX_TEST_ASSERT(part == nparts);
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127 CX_TEST_ASSERT(obj);
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128
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129 CxJsonValue *message = cxJsonObjGet(obj, "message");
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130 CX_TEST_ASSERT(cxJsonIsString(message));
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131 CX_TEST_ASSERT(0 == cx_strcmp(
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132 cx_strcast(cxJsonAsString(message)),
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133 cx_str("success"))
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134 );
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135 CxJsonValue *timestamp = cxJsonObjGet(obj, "__timestamp");
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136 CX_TEST_ASSERT(message->type == CX_JSON_STRING);
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137 CX_TEST_ASSERT(cxJsonIsInteger(timestamp));
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138 CX_TEST_ASSERT(cxJsonAsInteger(timestamp) == 1729348561);
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139
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140 // this recursively frees everything else
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141 cxJsonValueFree(obj);
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142
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143 // we only have one object that already contained all the data
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144 result = cxJsonNext(&json, &obj);
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145 CX_TEST_ASSERT(result == 0);
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146
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147 cxJsonDestroy(&json);
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148 }
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149 }
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150
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151 CX_TEST(test_json_object_error) {
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152 cxstring text0 = cx_str(
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153 "{\n"
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154 "\t\"message\":\"success\",\n"
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155 "\t\"data\":{\n"
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156 "\t\t\"obj\":{\n"
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157 "\t\t\t\"array\": [1, 2, 3, ?syntaxerror? ]\n"
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158 "\t\t\"}\n"
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159 "\t},\n"
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160 "\t\"timestamp\":1729348561,\n"
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161 "}"
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162 );
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163 cxstring text1 = cx_str("{ \"string\" }");
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164 cxstring text2 = cx_str("{ \"a\" : }");
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165 cxstring text3 = cx_str("{ \"a\" : \"b\" ]");
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166 cxstring text4 = cx_str("{ \"name\": \"value\" ]");
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167
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168 cxstring tests[] = { text0, text1, text2, text3, text4 };
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169
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170 CX_TEST_DO {
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171 int result;
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172 CxJson json;
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173 CxJsonValue *obj = NULL;
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174
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175 for(int i=0;i<5;i++) {
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176 cxJsonInit(&json);
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177 cxJsonFill(&json, tests[i].ptr, tests[i].length);
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178 result = cxJsonNext(&json, &obj);
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179
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180 CX_TEST_ASSERT(result == -1);
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181 CX_TEST_ASSERT(obj == NULL);
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182 cxJsonDestroy(&json);
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183 }
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184 }
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185 }
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186
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187 CxTestSuite *cx_test_suite_json(void) {
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188 CxTestSuite *suite = cx_test_suite_new("json");
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189
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190 cx_test_register(suite, test_json_simple_object);
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191 cx_test_register(suite, test_json_object_incomplete_token);
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192 cx_test_register(suite, test_json_object_error);
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193
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194 return suite;
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195 }
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196

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