mirror of
https://github.com/bblanchon/ArduinoJson.git
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134 lines
3.7 KiB
C++
134 lines
3.7 KiB
C++
// ArduinoJson - https://arduinojson.org
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// Copyright © 2014-2023, Benoit BLANCHON
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// MIT License
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#define ARDUINOJSON_USE_LONG_LONG 0
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#define ARDUINOJSON_ENABLE_NAN 1
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#define ARDUINOJSON_ENABLE_INFINITY 1
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#include <ArduinoJson.h>
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#include <limits.h>
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#include <catch.hpp>
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namespace my {
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using ArduinoJson::detail::isinf;
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using ArduinoJson::detail::isnan;
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} // namespace my
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TEST_CASE("deserialize an integer") {
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JsonDocument doc(4096);
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SECTION("Integer") {
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SECTION("0") {
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DeserializationError err = deserializeJson(doc, "0");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<int>() == true);
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REQUIRE(doc.as<int>() == 0);
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REQUIRE(doc.as<std::string>() == "0"); // issue #808
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}
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SECTION("Negative") {
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DeserializationError err = deserializeJson(doc, "-42");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<int>());
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REQUIRE_FALSE(doc.is<bool>());
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REQUIRE(doc.as<int>() == -42);
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}
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#if LONG_MAX == 2147483647
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SECTION("LONG_MAX") {
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DeserializationError err = deserializeJson(doc, "2147483647");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<long>() == true);
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REQUIRE(doc.as<long>() == LONG_MAX);
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}
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SECTION("LONG_MAX + 1") {
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DeserializationError err = deserializeJson(doc, "2147483648");
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CAPTURE(LONG_MIN);
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<long>() == false);
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REQUIRE(doc.is<float>() == true);
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}
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#endif
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#if LONG_MIN == -2147483648
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SECTION("LONG_MIN") {
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DeserializationError err = deserializeJson(doc, "-2147483648");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<long>() == true);
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REQUIRE(doc.as<long>() == LONG_MIN);
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}
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SECTION("LONG_MIN - 1") {
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DeserializationError err = deserializeJson(doc, "-2147483649");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<long>() == false);
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REQUIRE(doc.is<float>() == true);
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}
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#endif
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#if ULONG_MAX == 4294967295
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SECTION("ULONG_MAX") {
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DeserializationError err = deserializeJson(doc, "4294967295");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<unsigned long>() == true);
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REQUIRE(doc.as<unsigned long>() == ULONG_MAX);
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REQUIRE(doc.is<long>() == false);
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}
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SECTION("ULONG_MAX + 1") {
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DeserializationError err = deserializeJson(doc, "4294967296");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<unsigned long>() == false);
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REQUIRE(doc.is<float>() == true);
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}
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#endif
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}
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SECTION("Floats") {
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SECTION("Double") {
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DeserializationError err = deserializeJson(doc, "-1.23e+4");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE_FALSE(doc.is<int>());
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REQUIRE(doc.is<double>());
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REQUIRE(doc.as<double>() == Approx(-1.23e+4));
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}
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SECTION("NaN") {
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DeserializationError err = deserializeJson(doc, "NaN");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<float>() == true);
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REQUIRE(my::isnan(doc.as<float>()));
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}
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SECTION("Infinity") {
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DeserializationError err = deserializeJson(doc, "Infinity");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<float>() == true);
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REQUIRE(my::isinf(doc.as<float>()));
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}
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SECTION("+Infinity") {
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DeserializationError err = deserializeJson(doc, "+Infinity");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<float>() == true);
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REQUIRE(my::isinf(doc.as<float>()));
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}
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SECTION("-Infinity") {
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DeserializationError err = deserializeJson(doc, "-Infinity");
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REQUIRE(err == DeserializationError::Ok);
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REQUIRE(doc.is<float>() == true);
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REQUIRE(my::isinf(doc.as<float>()));
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}
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}
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}
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