RyanJson/test/fuzzer/RyanJsonFuzzer.c

#include "RyanJsonTest.h"
#include <signal.h>

#define RyanJsonCheckGotoExit(EX)                                                                                                          \
	RyanJsonCheckCode(EX, {                                                                                                            \
		result = RyanJsonFalse;                                                                                                    \
		goto __exit;                                                                                                               \
	})

RyanJsonBool_e isEnableRandomMemFail = RyanJsonTrue;

static RyanJsonBool_e RyanJsonFuzzerTestByParseAndPrint(RyanJson_t pJson, const char *data, uint32_t size)
{
	RyanJsonAssert(NULL == RyanJsonPrint(NULL, 100, RyanJsonFalse, NULL));
	RyanJsonAssert(NULL == RyanJsonPrintPreallocated(NULL, NULL, 100, RyanJsonFalse, NULL));
	RyanJsonAssert(NULL == RyanJsonPrintPreallocated(pJson, NULL, 100, RyanJsonFalse, NULL));
	RyanJsonAssert(NULL == RyanJsonPrintPreallocated(NULL, data, 100, RyanJsonFalse, NULL));
	RyanJsonAssert(NULL == RyanJsonPrintPreallocated(pJson, data, 0, RyanJsonFalse, NULL));

	uint32_t len = 0;
	char *jsonStr =
		RyanJsonPrint(pJson, size % 5 ? 100 : 0, size % 2 ? RyanJsonFalse : RyanJsonTrue, &len); // 以带格式方式将数据打印出来
	RyanJsonCheckReturnFalse(NULL != jsonStr && len > 0);
	RyanJsonFree(jsonStr);

	uint32_t bufLen = len * 3;
	if (bufLen < size * 2) { bufLen = size * 2; }
	if (bufLen < 4096) { bufLen = 4096; }
	char *buf = malloc((size_t)bufLen);
	{
		uint32_t len2 = 0;
		char *jsonStr2 = RyanJsonPrintPreallocated(pJson, buf, bufLen, size % 2 ? RyanJsonFalse : RyanJsonTrue, &len2);
		// printf("len: %d, len2: %d, str: %s\r\n", len, len2, NULL == jsonStr2 ? "NULL" : jsonStr2);
		RyanJsonCheckCode(NULL != jsonStr2 && len == len2, {
			free(buf);
			return RyanJsonFalse;
		});
	}

	memcpy(buf, data, (size_t)size);
	buf[size] = 0;
	RyanJson_t jsonRoot = RyanJsonParse(buf);
	RyanJsonCheckCode(NULL != jsonRoot, {
		free(buf);
		return RyanJsonFalse;
	});

    // 测试多次打印结果是否一致
	{
		uint32_t len3 = 0;
		char *jsonStr3 = RyanJsonPrint(jsonRoot, 100, size % 2 ? RyanJsonFalse : RyanJsonTrue, &len3); // 以带格式方式将数据打印出来
		RyanJsonCheckCode(NULL != jsonStr3 && len == len3, {
			free(buf);
			if (jsonStr3) { RyanJsonFree(jsonStr3); }
			RyanJsonDelete(jsonRoot);
			return RyanJsonFalse;
		});

		RyanJsonFree(jsonStr3);
	}

	{
		RyanJsonPrintPreallocated(jsonRoot, buf, bufLen / 15, RyanJsonTrue, NULL);
	}

	free(buf);
	RyanJsonDelete(jsonRoot);
	return RyanJsonTrue;
}

static RyanJsonBool_e RyanJsonFuzzerTestByDup(RyanJson_t pJson)
{
	RyanJsonBool_e result = RyanJsonTrue;
	char *jsonStr = NULL;
	char *jsonStrDup = NULL;
	RyanJson_t pJsonDup = NULL;

	// 测试打印和复制功能
	uint32_t len = 0;

	jsonStr = RyanJsonPrint(pJson, 100, RyanJsonFalse, &len);
	RyanJsonCheckGotoExit(NULL != jsonStr && len > 0);

	pJsonDup = RyanJsonDuplicate(pJson);
	RyanJsonCheckGotoExit(NULL != pJsonDup);

	// 测试dup失败情况
	RyanJsonCheckGotoExit(NULL == RyanJsonDuplicate(NULL));

	// 判断复制json的size是否一致
	RyanJsonCheckGotoExit(0 == RyanJsonGetSize(NULL));
	RyanJsonCheckGotoExit(RyanJsonGetSize(pJson) == RyanJsonGetSize(pJsonDup));
	RyanJsonCompare(pJson, pJsonDup);
	RyanJsonCompareOnlyKey(pJson, pJsonDup);
	// assert(RyanJsonTrue == RyanJsonCompare(pJson, pJsonDup)); // 大浮点数判断容易出错
	// RyanJsonCheckGotoExit(RyanJsonTrue == RyanJsonCompareOnlyKey(pJson, pJsonDup)); // 重复key也会失败

	// 测试compare特殊情况
	RyanJsonCheckGotoExit(RyanJsonTrue == RyanJsonCompare(pJson, pJson));
	RyanJsonCheckGotoExit(RyanJsonFalse == RyanJsonCompare(NULL, pJsonDup));
	RyanJsonCheckGotoExit(RyanJsonFalse == RyanJsonCompare(pJson, NULL));
	RyanJsonCheckGotoExit(RyanJsonFalse == RyanJsonCompare(NULL, NULL));

	// 测试compareKey特殊情况
	RyanJsonCheckGotoExit(RyanJsonTrue == RyanJsonCompareOnlyKey(pJson, pJson));
	RyanJsonCheckGotoExit(RyanJsonFalse == RyanJsonCompareOnlyKey(NULL, pJsonDup));
	RyanJsonCheckGotoExit(RyanJsonFalse == RyanJsonCompareOnlyKey(pJson, NULL));
	RyanJsonCheckGotoExit(RyanJsonFalse == RyanJsonCompareOnlyKey(NULL, NULL));

	uint32_t dupLen = 0;
	jsonStrDup = RyanJsonPrint(pJsonDup, 100, RyanJsonFalse, &dupLen); // 以带格式方式将数据打印出来
	RyanJsonCheckGotoExit(NULL != jsonStrDup && dupLen > 0);

	RyanJsonCheckCode(len == dupLen && 0 == memcmp(jsonStr, jsonStrDup, (size_t)len), {
		printf("len:%" PRIu32 ", dupLen:%" PRIu32 "\r\n", len, dupLen);
		printf("jsonStr:%s, jsonStrDup:%s\r\n", jsonStr, jsonStrDup);
		RyanJsonCheckGotoExit(0);
	});

	if (RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))
	{
		// 测试size不相等
		RyanJsonDelete(RyanJsonDetachByIndex(pJson, 0));

		if (RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))
		{
			// 改变key
			RyanJson_t item;
			RyanJsonObjectForEach(pJson, item)
			{
				if (RyanJsonIsKey(item))
				{
					RyanJsonChangeKey(item, "key12231123");
					break;
				}
			}

			// 改变value
			RyanJsonObjectForEach(pJson, item)
			{
				if (RyanJsonIsBool(item))
				{
					RyanJsonChangeBoolValue(item, !RyanJsonGetBoolValue(item));
					break;
				}
			}

			// 改变obj的key
			RyanJsonObjectForEach(pJson, item)
			{
				if (RyanJsonIsKey(item) && RyanJsonIsObject(item))
				{
					RyanJsonChangeKey(item, "key12231123");
					break;
				}
			}
		}

		RyanJsonCompare(pJson, pJsonDup);
		RyanJsonCompareOnlyKey(pJson, pJsonDup);
	}
__exit:

	if (jsonStr)
	{
		RyanJsonFree(jsonStr);
		jsonStr = NULL;
	}
	if (pJsonDup)
	{
		RyanJsonDelete(pJsonDup);
		pJsonDup = NULL;
	}
	if (jsonStrDup)
	{
		RyanJsonFree(jsonStrDup);
		jsonStrDup = NULL;
	}

	return result;
}

static RyanJsonBool_e RyanJsonFuzzerTestByForEachChange(RyanJson_t pJson, uint32_t size)
{
	RyanJsonIsNull(pJson);

	if (RyanJsonIsKey(pJson))
	{
		char *key = malloc(strlen(RyanJsonGetKey(pJson)) + 1);
		if (key)
		{
			memcpy(key, RyanJsonGetKey(pJson), strlen(RyanJsonGetKey(pJson)));
			key[strlen(RyanJsonGetKey(pJson))] = 0;

			RyanJsonChangeKey(pJson, "key");
			RyanJsonChangeKey(pJson, key);
			free(key);
		}
	}
	if (RyanJsonIsBool(pJson)) { RyanJsonChangeBoolValue(pJson, !RyanJsonGetBoolValue(pJson)); }
	if (RyanJsonIsNumber(pJson))
	{
		if (RyanJsonIsInt(pJson))
		{
			int32_t value = RyanJsonGetIntValue(pJson);
			RyanJsonChangeIntValue(pJson, (int32_t)size);
			RyanJsonChangeIntValue(pJson, value);
		}
		if (RyanJsonIsDouble(pJson))
		{
			double value = RyanJsonGetDoubleValue(pJson);
			RyanJsonChangeDoubleValue(pJson, size * 1.123456789);
			RyanJsonChangeDoubleValue(pJson, value);
		}
	}

	if (RyanJsonIsString(pJson))
	{
		char *value = malloc(strlen(RyanJsonGetStringValue(pJson)) + 1);
		if (value)
		{
			memcpy(value, RyanJsonGetStringValue(pJson), strlen(RyanJsonGetStringValue(pJson)));
			value[strlen(RyanJsonGetStringValue(pJson))] = 0;

			RyanJsonChangeStringValue(pJson, "hello world");
			RyanJsonChangeStringValue(pJson, value);

			free(value);
		}
	}

	if (RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))
	{
		RyanJson_t item;
		RyanJsonArrayForEach(pJson, item)
		{ RyanJsonCheckReturnFalse(RyanJsonTrue == RyanJsonFuzzerTestByForEachChange(item, size)); }
	}

	return RyanJsonTrue;
}

static RyanJsonBool_e RyanJsonFuzzerTestByForEachGet2(RyanJson_t lastJson, RyanJson_t pJson, uint32_t index, uint32_t size)
{
	RyanJsonIsNull(pJson);

	RyanJsonAssert(NULL == RyanJsonGetValue(NULL));
	RyanJsonAssert(NULL == RyanJsonGetKey(NULL));
	RyanJsonAssert(NULL == RyanJsonGetStringValue(NULL));

	RyanJsonAssert(NULL == RyanJsonGetObjectByKey(NULL, NULL));
	RyanJsonAssert(NULL == RyanJsonGetObjectByKey(pJson, NULL));
	RyanJsonAssert(NULL == RyanJsonGetObjectByKey(NULL, "NULL"));
	if (!RyanJsonIsObject(pJson)) // pJson类型错误
	{
		RyanJsonAssert(NULL == RyanJsonGetObjectByKey(pJson, "NULL"));
	}

	RyanJsonAssert(NULL == RyanJsonGetObjectByIndex(NULL, 10));
	if (!RyanJsonIsArray(pJson) && !RyanJsonIsObject(pJson)) // pJson类型错误
	{
		RyanJsonAssert(NULL == RyanJsonGetObjectByIndex(pJson, 0));
	}

	if (RyanJsonIsKey(pJson)) { RyanJsonGetObjectToKey(lastJson, RyanJsonGetKey(pJson)); }
	else
	{
		RyanJsonGetObjectToIndex(lastJson, index);
	}

	if (RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))
	{
		RyanJson_t item;
		RyanJsonObjectForEach(pJson, item) { RyanJsonFuzzerTestByForEachGet2(pJson, item, index, size); }
	}

	return RyanJsonTrue;
}

static RyanJsonBool_e RyanJsonFuzzerTestByForEachGet(RyanJson_t pJson, uint32_t size)
{

	if (RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))
	{
		RyanJson_t item;
		uint32_t index = 0;
		RyanJsonObjectForEach(pJson, item)
		{
			RyanJsonFuzzerTestByForEachGet2(pJson, item, index, size);
			index++;
		}
	}
	return RyanJsonTrue;
}

static RyanJson_t RyanJsonFuzzerCreateRandomNode(RyanJson_t pJson)
{
	static int32_t count = 0;
	static int32_t count2 = 0;
	count++;
	char *key = "true";
	if (count % 10 > 5) { key = NULL; }
	switch (count % 50)
	{
	case 0: return RyanJsonCreateArray();
	case 1: return RyanJsonCreateObject();
	case 2:
		count2++;
		if (0 == count2 % 10) { return RyanJsonDuplicate(pJson); }
	case 11:
	case 12:
	case 13: return RyanJsonCreateBool(key, RyanJsonTrue);
	case 20:
	case 21:
	case 22: return RyanJsonCreateInt(key, count);
	case 31:
	case 32:
	case 33: return RyanJsonCreateDouble(key, count * 1.123456789);

	default: return RyanJsonCreateString(key, "true");
	}
}

static RyanJsonBool_e RyanJsonFuzzerTestByForEachCreate(RyanJson_t pJson, uint32_t size)
{
	// RyanJsonInsert的特殊情况
	RyanJsonCheckReturnFalse(RyanJsonFalse == RyanJsonInsert(NULL, UINT32_MAX, RyanJsonCreateString("key", "string")));
	RyanJsonCheckReturnFalse(RyanJsonFalse == RyanJsonInsert(pJson, UINT32_MAX, NULL));
	RyanJsonCheckReturnFalse(RyanJsonFalse == RyanJsonInsert(NULL, 0, NULL));

	RyanJsonAssert(NULL == RyanJsonCreateString(NULL, NULL));
	RyanJsonAssert(NULL == RyanJsonCreateString("NULL", NULL));

	RyanJsonAssert(RyanJsonFalse == RyanJsonChangeStringValue(NULL, NULL));
	RyanJsonAssert(RyanJsonFalse == RyanJsonChangeStringValue(pJson, NULL));
	RyanJsonAssert(RyanJsonFalse == RyanJsonChangeStringValue(NULL, "NULL"));
	if (!RyanJsonIsKey(pJson) && !RyanJsonIsString(pJson)) // pJson类型错误
	{
		RyanJsonAssert(RyanJsonFalse == RyanJsonChangeStringValue(pJson, "NULL"));
	}

	RyanJsonAssert(RyanJsonFalse == RyanJsonChangeKey(NULL, NULL));
	RyanJsonAssert(RyanJsonFalse == RyanJsonChangeKey(pJson, NULL));
	RyanJsonAssert(RyanJsonFalse == RyanJsonChangeKey(NULL, "NULL"));
	if (!RyanJsonIsKey(pJson) && !RyanJsonIsString(pJson)) // pJson类型错误
	{
		RyanJsonAssert(RyanJsonFalse == RyanJsonChangeKey(pJson, "NULL"));
	}

	RyanJsonAssert(RyanJsonFalse == RyanJsonAddItemToObject(NULL, NULL, NULL));
	RyanJsonAssert(RyanJsonFalse == RyanJsonAddItemToObject(pJson, NULL, NULL));

	RyanJsonAssert(NULL == RyanJsonCreateIntArray(NULL, 0));
	RyanJsonAssert(NULL == RyanJsonCreateDoubleArray(NULL, 0));
	RyanJsonAssert(NULL == RyanJsonCreateStringArray(NULL, 0));

	RyanJsonAssert(RyanJsonFalse == RyanJsonHasObjectToKey(NULL, "0", "1", "2", "3"));
	RyanJsonAssert(RyanJsonFalse == RyanJsonHasObjectToIndex(NULL, 0, 1, 2, 3));
	RyanJsonAssert(RyanJsonFalse == RyanJsonHasObjectToKey(pJson, "0", "1", "2", "3"));
	RyanJsonAssert(RyanJsonFalse == RyanJsonHasObjectToIndex(pJson, 0, 1, 2, 3));

	char *key = "keyaaa";
	RyanJsonAddNullToObject(pJson, key);
	if (RyanJsonIsKey(pJson)) { key = RyanJsonGetKey(pJson); }
	if (RyanJsonIsBool(pJson)) { RyanJsonAddBoolToObject(pJson, key, RyanJsonGetBoolValue(pJson)); }
	if (RyanJsonIsNumber(pJson))
	{
		if (RyanJsonIsInt(pJson))
		{
			RyanJsonAddIntToObject(pJson, key, RyanJsonGetIntValue(pJson));
			int arrayInt[] = {RyanJsonGetIntValue(pJson), RyanJsonGetIntValue(pJson), RyanJsonGetIntValue(pJson),
					  RyanJsonGetIntValue(pJson), RyanJsonGetIntValue(pJson)};
			RyanJsonAddItemToObject(pJson, (size % 2) ? key : "arrayString",
						RyanJsonCreateIntArray(arrayInt, sizeof(arrayInt) / sizeof(arrayInt[0])));
		}
		if (RyanJsonIsDouble(pJson))
		{
			RyanJsonAddDoubleToObject(pJson, key, RyanJsonGetDoubleValue(pJson));
			double arrayDouble[] = {RyanJsonGetDoubleValue(pJson), RyanJsonGetDoubleValue(pJson), RyanJsonGetDoubleValue(pJson),
						RyanJsonGetDoubleValue(pJson), RyanJsonGetDoubleValue(pJson)};
			RyanJsonAddItemToObject(pJson, (size % 2) ? key : "arrayString",
						RyanJsonCreateDoubleArray(arrayDouble, sizeof(arrayDouble) / sizeof(arrayDouble[0])));
		}
	}

	if (RyanJsonIsString(pJson))
	{
		RyanJsonAddStringToObject(pJson, key, RyanJsonGetStringValue(pJson));
		const char *arrayString[] = {RyanJsonGetStringValue(pJson), RyanJsonGetStringValue(pJson), RyanJsonGetStringValue(pJson),
					     RyanJsonGetStringValue(pJson), RyanJsonGetStringValue(pJson)};
		RyanJsonAddItemToObject(pJson, (size % 2) ? key : "arrayString",
					RyanJsonCreateStringArray(arrayString, sizeof(arrayString) / sizeof(arrayString[0])));
	}

	if (RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))
	{
		RyanJson_t item;

		RyanJsonObjectForEach(pJson, item) { RyanJsonFuzzerTestByForEachCreate(item, size); }

		RyanJson_t pJson2 = RyanJsonFuzzerCreateRandomNode(pJson);
		RyanJsonAddItemToObject(pJson, key, pJson2);

		if (RyanJsonIsArray(pJson))
		{
			RyanJsonAddNullToArray(pJson);
			RyanJsonAddBoolToArray(pJson, size % 2 ? RyanJsonTrue : RyanJsonFalse);
			RyanJsonAddItemToArray(pJson, RyanJsonFuzzerCreateRandomNode(RyanJsonGetArrayValue(pJson)));
		}
	}

	return RyanJsonTrue;
}

/**
 * @brief 测试 Json 的 Replace 功能（保护根节点）
 *
 * @param pJson 待测试的 Json 节点
 * @param size  用于计算 index 的模数
 * @param isFirst 是否为第一次调用（根节点）
 * @return RyanJsonBool_e
 */
static RyanJsonBool_e RyanJsonFuzzerTestByForEachReplace(RyanJson_t pJson, uint32_t size)
{
	{
		isEnableRandomMemFail = RyanJsonFalse;
		RyanJson_t strItem = RyanJsonCreateString("", "NULL");
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(NULL, NULL, NULL));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(pJson, NULL, NULL));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(NULL, "NULL", NULL));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(NULL, NULL, strItem));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(pJson, "NULL", NULL));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(NULL, "NULL", strItem));
		if (!RyanJsonIsObject(pJson)) // pJson类型错误
		{
			RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(pJson, "NULL", strItem));
		}

		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(NULL, 0, NULL));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(pJson, 0, NULL));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(NULL, 0, strItem));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(pJson, 0, NULL));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(NULL, 0, strItem));
		if (!RyanJsonIsArray(pJson) && !RyanJsonIsObject(pJson)) // pJson类型错误
		{
			RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(pJson, 0, strItem));
		}

		RyanJson_t objItem = RyanJsonCreateObject();
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(objItem, "NULL", strItem));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(objItem, 0, strItem));

		RyanJsonAddItemToObject(objItem, "item", RyanJsonCreateObject());
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByKey(objItem, "NULL222", strItem));
		RyanJsonAssert(RyanJsonFalse == RyanJsonReplaceByIndex(objItem, INT32_MAX, strItem));
		isEnableRandomMemFail = RyanJsonTrue;

		RyanJsonDelete(objItem);
		RyanJsonDelete(strItem);
	}

	// 只处理数组或对象
	if (!(RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))) { return RyanJsonTrue; }

	// 递归替换子节点
	RyanJson_t item = NULL;
	RyanJson_t LastItem = NULL;
	RyanJsonObjectForEach(pJson, item)
	{
		if (RyanJsonTrue != RyanJsonFuzzerTestByForEachReplace(item, size)) { return RyanJsonFalse; }
		LastItem = item;
	}

	// 只有非根节点才做替换

	// 按 key 替换（仅对象）
	// 不要动第一个节点
	if (RyanJsonIsObject(pJson))
	{
		if (LastItem && RyanJsonIsKey(LastItem))
		{
			RyanJson_t newNode = RyanJsonFuzzerCreateRandomNode(pJson);
			if (RyanJsonFalse == RyanJsonReplaceByKey(pJson, RyanJsonGetKey(LastItem), newNode))
			{
				if (newNode) { RyanJsonDelete(newNode); }
				return RyanJsonFalse;
			}
		}
	}

	// 按 index 替换
	{
		uint32_t idx = RyanJsonGetSize(pJson) % size;
		RyanJson_t newNode = RyanJsonFuzzerCreateRandomNode(pJson);
		if (RyanJsonFalse == RyanJsonReplaceByIndex(pJson, (size % 25) ? idx : 0, newNode))
		{
			if (newNode) { RyanJsonDelete(newNode); }
			return RyanJsonFalse;
		}
	}

	return RyanJsonTrue;
}

/**
 * @brief 测试 Json 的 Detach 分离功能（保护根节点）
 *
 * @param pJson 待测试的 Json 节点
 * @param size  用于计算 index 的模数
 * @param isFirst 是否为第一次调用（根节点）
 * @return RyanJsonBool_e
 */
static RyanJsonBool_e RyanJsonFuzzerTestByForEachDetach(RyanJson_t pJson, uint32_t size)
{
	RyanJsonAssert(RyanJsonFalse == RyanJsonDetachByKey(NULL, NULL));
	RyanJsonAssert(RyanJsonFalse == RyanJsonDetachByKey(pJson, NULL));
	RyanJsonAssert(RyanJsonFalse == RyanJsonDetachByKey(NULL, "NULL"));
	if (!RyanJsonIsObject(pJson)) // pJson类型错误
	{
		RyanJsonAssert(NULL == RyanJsonDetachByKey(pJson, "NULL"));
	}

	RyanJsonAssert(NULL == RyanJsonDetachByIndex(NULL, 10));
	if (!RyanJsonIsArray(pJson) && !RyanJsonIsObject(pJson)) // pJson类型错误
	{
		RyanJsonAssert(NULL == RyanJsonDetachByIndex(pJson, 0));
	}

	if (!(RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))) { return RyanJsonTrue; }

	// 递归遍历子节点
	RyanJson_t item = NULL;
	RyanJson_t LastItem = NULL;
	RyanJsonObjectForEach(pJson, item)
	{
		RyanJsonFuzzerTestByForEachDetach(item, size);
		LastItem = item;
	}

	// 只有非根节点才做 detach

	// 按 key 分离（仅对象）
	if (RyanJsonIsObject(pJson))
	{
		if (LastItem && RyanJsonIsKey(LastItem))
		{
			RyanJson_t detached = RyanJsonDetachByKey(pJson, RyanJsonGetKey(LastItem));
			if (detached) { RyanJsonDelete(detached); }

			// RyanJsonAssert(RyanJsonFalse == RyanJsonDetachByKey(pJson, RyanJsonGetKey(LastItem)));
		}
	}

	// 按 index 分离
	{
		uint32_t idx = RyanJsonGetSize(pJson) % size;
		RyanJson_t detached = RyanJsonDetachByIndex(pJson, (size % 25) ? idx : 0);
		if (detached) { RyanJsonDelete(detached); }
	}

	return RyanJsonTrue;
}

/**
 * @brief 测试 Json 的 Delete 功能（保护根节点）
 *
 * @param pJson 待测试的 Json 节点
 * @param size  用于计算 index 的模数
 * @param isFirst 是否为第一次调用（根节点）
 * @return RyanJsonBool_e
 */
static RyanJsonBool_e RyanJsonFuzzerTestByForEachDelete(RyanJson_t pJson, uint32_t size)
{
	if (!(RyanJsonIsArray(pJson) || RyanJsonIsObject(pJson))) { return RyanJsonTrue; }

	// -------- 测试错误的 delete 调用 --------
	// Key 删除错误用例
	RyanJsonDeleteByKey(pJson, "non_exist_key");
	RyanJsonDeleteByKey(NULL, "some_key");
	RyanJsonDeleteByKey(pJson, NULL);
	RyanJsonDeleteByKey(NULL, NULL);

	// Index 删除错误用例
	RyanJsonDeleteByIndex(pJson, RyanJsonGetSize(pJson)); // 越界
	RyanJsonDeleteByIndex(NULL, (RyanJsonGetSize(pJson) % size));
	RyanJsonDeleteByIndex(pJson, -size); // 负数
	RyanJsonDeleteByIndex(NULL, -size);

	// 递归遍历子节点
	RyanJson_t item = NULL;
	RyanJson_t LastItem = NULL;
	RyanJsonObjectForEach(pJson, item)
	{
		RyanJsonFuzzerTestByForEachDelete(item, size);
		LastItem = item;
	}

	// -------- 正常删除逻辑（保护根节点） --------

	// 按 key 删除（仅对象）
	if (RyanJsonIsObject(pJson))
	{
		if (LastItem && RyanJsonIsKey(LastItem))
		{

			// printf("key is %d %s\r\n", RyanJsonGetType(LastItem),
			//        RyanJsonGetKey(LastItem) == NULL ? "NULL" : RyanJsonGetKey(LastItem));
			RyanJsonDeleteByKey(pJson, RyanJsonGetKey(LastItem));
		}
	}

	// 按 index 删除
	uint32_t idx = RyanJsonGetSize(pJson) % size;
	RyanJsonDeleteByIndex(pJson, (size % 25) ? idx : 0);

	return RyanJsonTrue;
}

static RyanJsonBool_e RyanJsonFuzzerTestByMinify(const char *data, uint32_t size)
{
	char *buf = malloc(size + 100);
	memcpy(buf, data, size);
	memset(buf + size, 0, 100);

	uint32_t size2 = RyanJsonMinify(buf, (int32_t)size);
	// 非法情况
	{
		RyanJsonCheckReturnFalse(0 == RyanJsonMinify(NULL, 0));
		RyanJsonCheckReturnFalse(0 == RyanJsonMinify(NULL, 10));
		RyanJsonCheckReturnFalse(0 == RyanJsonMinify(NULL, -10));
		RyanJsonCheckReturnFalse(0 == RyanJsonMinify(buf, -10));
	}

	// 内存泄漏就是上面出错了
	RyanJson_t pJson2 = RyanJsonParseOptions(buf, size2, size % 2 ? RyanJsonTrue : RyanJsonFalse, NULL);
	free(buf);
	if (NULL != pJson2)
	{
		uint32_t len = 0;
		char *jsonStr = RyanJsonPrint(pJson2, 100, RyanJsonFalse, &len); // 以带格式方式将数据打印出来
		RyanJsonCheckCode(NULL != jsonStr && len > 0, {
			RyanJsonDelete(pJson2);
			return RyanJsonFalse;
		});
		RyanJsonFree(jsonStr);
		RyanJsonDelete(pJson2);
	}
	else
	{
		return RyanJsonFalse;
	}

	return RyanJsonTrue;
}

static void *RyanJsonFuzzerMalloc(size_t size)
{
	static int32_t count = 0;
	count++;
	if (RyanJsonTrue == isEnableRandomMemFail)
	{
		if (0 == count % 598) { return NULL; }
	}
	return (char *)v_malloc(size);
}

static void RyanJsonFuzzerFree(void *block) { v_free(block); }

static void *RyanJsonFuzzerRealloc(void *block, size_t size)
{
	static int32_t count = 0;
	count++;
	if (RyanJsonTrue == isEnableRandomMemFail)
	{
		if (0 == count % 508) { return NULL; }
	}
	return (char *)v_realloc(block, size);
}

int LLVMFuzzerTestOneInput(const char *data, uint32_t size)
{

	// !检查分支覆盖率的时候要把这个取消掉,否则不知道是这个测试用例还是Fuzzer触发的，期望的是Fuzzer触发
	{
		// // 执行基础测试
		// static bool isFirst = true;
		// if (true == isFirst)
		// {
		// 	RyanJsonBool_e result = RyanJsonBaseTest();
		// 	if (RyanJsonTrue != result)
		// 	{
		// 		printf("%s:%d RyanJsonTest fail\r\n", __FILE__, __LINE__);
		// 		return -1;
		// 	}

		// 	RFC8259JsonTest();
		// 	isFirst = false;
		// }
	}

	// for (int i = 0; i < size; i++) { printf("%c", size, data[i]); }
	// printf("\r\n");

	RyanJsonInitHooks(NULL, RyanJsonFuzzerFree, RyanJsonFuzzerRealloc);
	RyanJsonInitHooks(RyanJsonFuzzerMalloc, NULL, RyanJsonFuzzerRealloc);
	RyanJsonInitHooks(RyanJsonFuzzerMalloc, RyanJsonFuzzerFree, NULL);
	RyanJsonInitHooks(NULL, NULL, NULL);

	RyanJsonInitHooks(RyanJsonFuzzerMalloc, RyanJsonFuzzerFree, size % 2 ? NULL : RyanJsonFuzzerRealloc);

	RyanJsonAssert(NULL == RyanJsonParseOptions(NULL, 100, RyanJsonFalse, NULL));
	RyanJsonAssert(NULL == RyanJsonParseOptions(data, 0, RyanJsonFalse, NULL));

	const char *parseEndPtr = NULL;
	RyanJson_t pJson = RyanJsonParseOptions(data, size, size % 3 ? RyanJsonTrue : RyanJsonFalse, &parseEndPtr);
	if (NULL != pJson)
	{
		assert(NULL != parseEndPtr && parseEndPtr - data <= size);

		{
			isEnableRandomMemFail = RyanJsonFalse;
			RyanJson_t pJson2 = RyanJsonDuplicate(pJson);
			isEnableRandomMemFail = RyanJsonTrue;
			RyanJsonCheckCode(RyanJsonFuzzerTestByForEachDelete(pJson2, size), {
				RyanJsonDelete(pJson2);
				goto __exit;
			});
			RyanJsonDelete(pJson2);
		}

		{
			isEnableRandomMemFail = RyanJsonFalse;
			RyanJson_t pJson2 = RyanJsonDuplicate(pJson);
			isEnableRandomMemFail = RyanJsonTrue;
			RyanJsonCheckCode(RyanJsonFuzzerTestByForEachDetach(pJson2, size), {
				RyanJsonDelete(pJson2);
				goto __exit;
			});
			RyanJsonDelete(pJson2);
		}

		RyanJsonFuzzerTestByMinify(data, size);
		RyanJsonFuzzerTestByParseAndPrint(pJson, data, size);
		RyanJsonFuzzerTestByForEachGet(pJson, size);

		RyanJsonFuzzerTestByDup(pJson);
		RyanJsonCheckCode(RyanJsonFuzzerTestByForEachChange(pJson, size), { goto __exit; });
		RyanJsonCheckCode(RyanJsonFuzzerTestByForEachCreate(pJson, size), { goto __exit; });
		RyanJsonCheckCode(RyanJsonFuzzerTestByForEachReplace(pJson, size), { goto __exit; });

		RyanJsonDelete(pJson);
	}

	return 0;

__exit:
	RyanJsonDelete(pJson);
	return 0;
}