[209] | 1 | // Copyright Benoit Blanchon 2014-2016
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| 2 | // MIT License
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| 3 | //
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| 4 | // Arduino JSON library
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| 5 | // https://github.com/bblanchon/ArduinoJson
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| 6 | // If you like this project, please add a star!
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| 7 |
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| 8 | #include <gtest/gtest.h>
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| 9 | #include <ArduinoJson.h>
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| 10 |
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| 11 | class ArduinoStringTests : public ::testing::Test {
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| 12 | protected:
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| 13 | static void eraseString(String &str) {
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| 14 | char *p = const_cast<char *>(str.c_str());
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| 15 | while (*p) *p++ = '*';
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| 16 | }
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| 17 |
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| 18 | DynamicJsonBuffer _jsonBuffer;
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| 19 | };
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| 20 |
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| 21 | TEST_F(ArduinoStringTests, JsonBuffer_ParseArray) {
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| 22 | String json("[\"hello\"]");
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| 23 | JsonArray &array = _jsonBuffer.parseArray(json);
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| 24 | eraseString(json);
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| 25 | ASSERT_TRUE(array.success());
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| 26 | ASSERT_STREQ("hello", array[0]);
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| 27 | }
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| 28 |
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| 29 | TEST_F(ArduinoStringTests, JsonBuffer_ParseObject) {
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| 30 | String json("{\"hello\":\"world\"}");
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| 31 | JsonObject &object = _jsonBuffer.parseObject(json);
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| 32 | eraseString(json);
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| 33 | ASSERT_TRUE(object.success());
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| 34 | ASSERT_STREQ("world", object["hello"]);
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| 35 | }
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| 36 |
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| 37 | TEST_F(ArduinoStringTests, JsonObject_Subscript) {
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| 38 | char json[] = "{\"key\":\"value\"}";
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| 39 | JsonObject &object = _jsonBuffer.parseObject(json);
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| 40 | ASSERT_STREQ("value", object[String("key")]);
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| 41 | }
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| 42 |
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| 43 | TEST_F(ArduinoStringTests, JsonObject_ConstSubscript) {
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| 44 | char json[] = "{\"key\":\"value\"}";
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| 45 | const JsonObject &object = _jsonBuffer.parseObject(json);
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| 46 | ASSERT_STREQ("value", object[String("key")]);
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| 47 | }
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| 48 |
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| 49 | TEST_F(ArduinoStringTests, JsonObject_SetKey) {
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| 50 | JsonObject &object = _jsonBuffer.createObject();
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| 51 | String key("hello");
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| 52 | object.set(key, "world");
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| 53 | eraseString(key);
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| 54 | ASSERT_STREQ("world", object["hello"]);
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| 55 | }
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| 56 |
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| 57 | TEST_F(ArduinoStringTests, JsonObject_SetValue) {
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| 58 | JsonObject &object = _jsonBuffer.createObject();
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| 59 | String value("world");
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| 60 | object.set("hello", value);
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| 61 | eraseString(value);
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| 62 | ASSERT_STREQ("world", object["hello"]);
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| 63 | }
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| 64 |
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| 65 | TEST_F(ArduinoStringTests, JsonObject_SetKeyValue) {
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| 66 | JsonObject &object = _jsonBuffer.createObject();
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| 67 | String key("hello");
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| 68 | String value("world");
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| 69 | object.set(key, value);
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| 70 | eraseString(key);
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| 71 | eraseString(value);
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| 72 | ASSERT_STREQ("world", object["hello"]);
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| 73 | }
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| 74 |
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| 75 | TEST_F(ArduinoStringTests, JsonObject_SetToArraySubscript) {
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| 76 | JsonArray &arr = _jsonBuffer.createArray();
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| 77 | arr.add("world");
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| 78 |
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| 79 | JsonObject &object = _jsonBuffer.createObject();
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| 80 | object.set(String("hello"), arr[0]);
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| 81 |
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| 82 | ASSERT_STREQ("world", object["hello"]);
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| 83 | }
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| 84 |
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| 85 | TEST_F(ArduinoStringTests, JsonObject_SetToObjectSubscript) {
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| 86 | JsonObject &arr = _jsonBuffer.createObject();
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| 87 | arr.set("x", "world");
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| 88 |
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| 89 | JsonObject &object = _jsonBuffer.createObject();
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| 90 | object.set(String("hello"), arr["x"]);
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| 91 |
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| 92 | ASSERT_STREQ("world", object["hello"]);
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| 93 | }
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| 94 |
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| 95 | TEST_F(ArduinoStringTests, JsonObject_Get) {
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| 96 | char json[] = "{\"key\":\"value\"}";
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| 97 | const JsonObject &object = _jsonBuffer.parseObject(json);
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| 98 | ASSERT_STREQ("value", object.get(String("key")));
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| 99 | }
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| 100 |
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| 101 | TEST_F(ArduinoStringTests, JsonObject_GetT) {
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| 102 | char json[] = "{\"key\":\"value\"}";
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| 103 | const JsonObject &object = _jsonBuffer.parseObject(json);
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| 104 | ASSERT_STREQ("value", object.get<const char *>(String("key")));
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| 105 | }
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| 106 |
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| 107 | TEST_F(ArduinoStringTests, JsonObject_IsT) {
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| 108 | char json[] = "{\"key\":\"value\"}";
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| 109 | const JsonObject &object = _jsonBuffer.parseObject(json);
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| 110 | ASSERT_TRUE(object.is<const char *>(String("key")));
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| 111 | }
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| 112 |
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| 113 | TEST_F(ArduinoStringTests, JsonObject_CreateNestedObject) {
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| 114 | String key = "key";
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| 115 | char json[64];
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| 116 | JsonObject &object = _jsonBuffer.createObject();
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| 117 | object.createNestedObject(key);
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| 118 | eraseString(key);
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| 119 | object.printTo(json, sizeof(json));
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| 120 | ASSERT_STREQ("{\"key\":{}}", json);
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| 121 | }
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| 122 |
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| 123 | TEST_F(ArduinoStringTests, JsonObject_CreateNestedArray) {
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| 124 | String key = "key";
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| 125 | char json[64];
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| 126 | JsonObject &object = _jsonBuffer.createObject();
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| 127 | object.createNestedArray(key);
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| 128 | eraseString(key);
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| 129 | object.printTo(json, sizeof(json));
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| 130 | ASSERT_STREQ("{\"key\":[]}", json);
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| 131 | }
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| 132 |
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| 133 | TEST_F(ArduinoStringTests, JsonObject_ContainsKey) {
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| 134 | char json[] = "{\"key\":\"value\"}";
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| 135 | const JsonObject &object = _jsonBuffer.parseObject(json);
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| 136 | ASSERT_TRUE(object.containsKey(String("key")));
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| 137 | }
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| 138 |
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| 139 | TEST_F(ArduinoStringTests, JsonObject_Remove) {
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| 140 | char json[] = "{\"key\":\"value\"}";
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| 141 | JsonObject &object = _jsonBuffer.parseObject(json);
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| 142 | ASSERT_EQ(1, object.size());
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| 143 | object.remove(String("key"));
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| 144 | ASSERT_EQ(0, object.size());
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| 145 | }
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| 146 |
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| 147 | TEST_F(ArduinoStringTests, JsonObjectSubscript_SetKey) {
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| 148 | JsonObject &object = _jsonBuffer.createObject();
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| 149 | String key("hello");
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| 150 | object[key] = "world";
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| 151 | eraseString(key);
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| 152 | ASSERT_STREQ("world", object["hello"]);
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| 153 | }
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| 154 |
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| 155 | TEST_F(ArduinoStringTests, JsonObjectSubscript_SetValue) {
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| 156 | JsonObject &object = _jsonBuffer.createObject();
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| 157 | String value("world");
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| 158 | object["hello"] = value;
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| 159 | eraseString(value);
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| 160 | ASSERT_STREQ("world", object["hello"]);
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| 161 | }
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| 162 |
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| 163 | TEST_F(ArduinoStringTests, JsonArray_Add) {
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| 164 | JsonArray &array = _jsonBuffer.createArray();
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| 165 | String value("hello");
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| 166 | array.add(value);
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| 167 | eraseString(value);
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| 168 | ASSERT_STREQ("hello", array[0]);
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| 169 | }
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| 170 |
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| 171 | TEST_F(ArduinoStringTests, JsonArray_Set) {
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| 172 | JsonArray &array = _jsonBuffer.createArray();
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| 173 | String value("world");
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| 174 | array.add("hello");
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| 175 | array.set(0, value);
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| 176 | eraseString(value);
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| 177 | ASSERT_STREQ("world", array[0]);
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| 178 | }
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| 179 |
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| 180 | TEST_F(ArduinoStringTests, JsonArraySubscript) {
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| 181 | JsonArray &array = _jsonBuffer.createArray();
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| 182 | String value("world");
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| 183 | array.add("hello");
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| 184 | array[0] = value;
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| 185 | eraseString(value);
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| 186 | ASSERT_STREQ("world", array[0]);
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| 187 | }
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| 188 |
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| 189 | TEST_F(ArduinoStringTests, JsonArray_PrintTo) {
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| 190 | JsonArray &array = _jsonBuffer.createArray();
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| 191 | array.add(4);
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| 192 | array.add(2);
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| 193 | String json;
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| 194 | array.printTo(json);
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| 195 | ASSERT_EQ(String("[4,2]"), json);
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| 196 | }
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| 197 |
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| 198 | TEST_F(ArduinoStringTests, JsonArray_PrettyPrintTo) {
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| 199 | JsonArray &array = _jsonBuffer.createArray();
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| 200 | array.add(4);
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| 201 | array.add(2);
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| 202 | String json;
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| 203 | array.prettyPrintTo(json);
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| 204 | ASSERT_EQ(String("[\r\n 4,\r\n 2\r\n]"), json);
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| 205 | }
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| 206 |
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| 207 | TEST_F(ArduinoStringTests, JsonObject_PrintTo) {
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| 208 | JsonObject &object = _jsonBuffer.createObject();
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| 209 | object["key"] = "value";
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| 210 | String json;
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| 211 | object.printTo(json);
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| 212 | ASSERT_EQ(String("{\"key\":\"value\"}"), json);
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| 213 | }
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| 214 |
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| 215 | TEST_F(ArduinoStringTests, JsonObject_PrettyPrintTo) {
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| 216 | JsonObject &object = _jsonBuffer.createObject();
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| 217 | object["key"] = "value";
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| 218 | String json;
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| 219 | object.prettyPrintTo(json);
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| 220 | ASSERT_EQ(String("{\r\n \"key\": \"value\"\r\n}"), json);
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| 221 | }
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| 222 |
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| 223 | TEST_F(ArduinoStringTests, JsonBuffer_GrowWhenAddingNewKey) {
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| 224 | JsonObject &object = _jsonBuffer.createObject();
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| 225 | String key1("hello"), key2("world");
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| 226 |
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| 227 | object[key1] = 1;
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| 228 | size_t sizeBefore = _jsonBuffer.size();
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| 229 | object[key2] = 2;
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| 230 | size_t sizeAfter = _jsonBuffer.size();
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| 231 |
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| 232 | ASSERT_GT(sizeAfter - sizeBefore, key2.size());
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| 233 | }
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| 234 |
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| 235 | TEST_F(ArduinoStringTests, JsonBuffer_DontGrowWhenReusingKey) {
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| 236 | JsonObject &object = _jsonBuffer.createObject();
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| 237 | String key("hello");
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| 238 |
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| 239 | object[key] = 1;
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| 240 | size_t sizeBefore = _jsonBuffer.size();
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| 241 | object[key] = 2;
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| 242 | size_t sizeAfter = _jsonBuffer.size();
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| 243 |
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| 244 | ASSERT_EQ(sizeBefore, sizeAfter);
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| 245 | }
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