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Avoid raw string literals with backslashes in CHECK macros

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MSVC's traditional preprocessor mis-lexes raw string literals inside
macro arguments and reports illegal escape sequences (C2017, C3850).

Signed-off-by: Niels Lohmann <mail@nlohmann.me>
This commit is contained in:
Niels Lohmann committed 2026-10-14 22:38:07 +02:00
1 parent 0299efb761
commit e4eb7c2b0a
1 file changed
+4 -4
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tests/src/unit-serialization.cpp
+4 -4
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@@ -1142,7 +1142,7 @@ TEST_CASE("characters below 0x60 are escaped from a table straight into the writ
// under ensure_ascii, U+00E4 is \u-escaped into the string buffer;
// a following escape from the table must not overtake it
const json j = "\xC3\xA4\n\xC3\xA4\"\xF0\x9F\x98\x80\\";
CHECK(j.dump(-1, ' ', true) == R"("\u00e4\n\u00e4\"\ud83d\ude00\\")");
CHECK(j.dump(-1, ' ', true) == "\"\\u00e4\\n\\u00e4\\\"\\ud83d\\ude00\\\\\"");
CHECK(j.dump(-1, ' ', false) == "\"\xC3\xA4\\n\xC3\xA4\\\"\xF0\x9F\x98\x80\\\\\"");
}
@@ -1150,10 +1150,10 @@ TEST_CASE("characters below 0x60 are escaped from a table straight into the writ
{
const json j = "a\xFF\n\xC3\"";
CHECK_THROWS_WITH_AS(utils::ignore_return_value(j.dump()), "[json.exception.type_error.316] invalid UTF-8 byte at index 1: 0xFF", json::type_error&);
CHECK(j.dump(-1, ' ', false, json::error_handler_t::ignore) == R"("a\n\"")");
CHECK(j.dump(-1, ' ', true, json::error_handler_t::ignore) == R"("a\n\"")");
CHECK(j.dump(-1, ' ', false, json::error_handler_t::ignore) == "\"a\\n\\\"\"");
CHECK(j.dump(-1, ' ', true, json::error_handler_t::ignore) == "\"a\\n\\\"\"");
CHECK(j.dump(-1, ' ', false, json::error_handler_t::replace) == "\"a\xEF\xBF\xBD\\n\xEF\xBF\xBD\\\"\"");
CHECK(j.dump(-1, ' ', true, json::error_handler_t::replace) == R"("a\ufffd\n\ufffd\"")");
CHECK(j.dump(-1, ' ', true, json::error_handler_t::replace) == "\"a\\ufffd\\n\\ufffd\\\"\"");
CHECK(j.dump(-1, ' ', false, json::error_handler_t::keep) == "\"a\xFF\\n\xC3\\\"\"");
CHECK(j.dump(-1, ' ', true, json::error_handler_t::keep) == "\"a\xFF\\n\xC3\\\"\"");
}