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🚨 fix UBSAN warnings

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Niels Lohmann
2019-11-03 13:48:25 +01:00
parent 0db1692f45
commit dfe53c36da
4 changed files with 30 additions and 25 deletions
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46
test/src/unit-regression.cpp
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@@ -1749,31 +1749,37 @@ TEST_CASE("regression tests")
{
SECTION("a bunch of -1, ensure_ascii=true")
{
const auto length = 300;
json dump_test;
std::vector<char> data(300, -1);
std::vector<std::string> vec_string(300, "\\ufffd");
std::string s{data.data(), data.size()};
dump_test["1"] = s;
std::ostringstream os;
os << "{\"1\":\"";
std::copy( vec_string.begin(), vec_string.end(), std::ostream_iterator<std::string>(os));
os << "\"}";
s = dump_test.dump(-1, ' ', true, nlohmann::json::error_handler_t::replace);
CHECK(s == os.str());
dump_test["1"] = std::string(length, -1);
std::string expected = "{\"1\":\"";
for (int i = 0; i < length; ++i)
{
expected += "\\ufffd";
}
expected += "\"}";
auto s = dump_test.dump(-1, ' ', true, nlohmann::json::error_handler_t::replace);
CHECK(s == expected);
}
SECTION("a bunch of -2, ensure_ascii=false")
{
const auto length = 500;
json dump_test;
std::vector<char> data(500, -2);
std::vector<std::string> vec_string(500, "\xEF\xBF\xBD");
std::string s{data.data(), data.size()};
dump_test["1"] = s;
std::ostringstream os;
os << "{\"1\":\"";
std::copy( vec_string.begin(), vec_string.end(), std::ostream_iterator<std::string>(os));
os << "\"}";
s = dump_test.dump(-1, ' ', false, nlohmann::json::error_handler_t::replace);
CHECK(s == os.str());
dump_test["1"] = std::string(length, -2);
std::string expected = "{\"1\":\"";
for (int i = 0; i < length; ++i)
{
expected += "\xEF\xBF\xBD";
}
expected += "\"}";
auto s = dump_test.dump(-1, ' ', false, nlohmann::json::error_handler_t::replace);
CHECK(s == expected);
}
SECTION("test case in issue #1445")
{