ClickHouse/dbms/IO/tests/valid_utf8.cpp

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#include <IO/WriteBufferValidUTF8.h>
#include <IO/WriteBufferFromString.h>
#include <IO/ReadHelpers.h>
#include <IO/WriteHelpers.h>
#include <string>
#include <streambuf>
#include <iostream>
#include <cstdio>
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int main(int, char **)
{
try
{
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std::string test1 = R"(kjhsgdfkjhg2378rtzgvxkz877%^&^*%&^*&*)";
std::string test2 = R"({"asd" = "qw1","qwe24" = "3asd"})";
test2[test2.find('1')] = char(127 + 64);
test2[test2.find('2')] = char(127 + 64 + 32);
test2[test2.find('3')] = char(127 + 64 + 32 + 16);
test2[test2.find('4')] = char(127 + 64 + 32 + 16 + 8);
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std::string str;
{
DB::WriteBufferFromString str_buf(str);
{
DB::WriteBufferValidUTF8 utf_buf(str_buf, true, "-");
DB::writeEscapedString(test1, utf_buf);
}
}
std::cout << str << std::endl;
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str = "";
{
DB::WriteBufferFromString str_buf(str);
{
DB::WriteBufferValidUTF8 utf_buf(str_buf, true, "-");
DB::writeEscapedString(test2, utf_buf);
}
}
std::cout << str << std::endl;
}
catch (const DB::Exception & e)
{
std::cerr << e.what() << ", " << e.displayText() << std::endl;
return 1;
}
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return 0;
}