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MicroDexed/third-party/ArduinoJson/extras/tests/Numbers/parseInteger.cpp

68 lines
2.0 KiB

// ArduinoJson - https://arduinojson.org
// Copyright © 2014-2022, Benoit BLANCHON
// MIT License
#include <stdint.h>
#include <ArduinoJson.hpp>
#include <catch.hpp>
using namespace ARDUINOJSON_NAMESPACE;
template <typename T>
void checkInteger(const char* input, T expected) {
CAPTURE(input);
T actual = parseNumber<T>(input);
REQUIRE(expected == actual);
}
TEST_CASE("parseNumber<int8_t>()") {
checkInteger<int8_t>("-128", -128);
checkInteger<int8_t>("127", 127);
checkInteger<int8_t>("+127", 127);
checkInteger<int8_t>("3.14", 3);
checkInteger<int8_t>("x42", 0);
checkInteger<int8_t>("128", 0); // overflow
checkInteger<int8_t>("-129", 0); // overflow
}
TEST_CASE("parseNumber<int16_t>()") {
checkInteger<int16_t>("-32768", -32768);
checkInteger<int16_t>("32767", 32767);
checkInteger<int16_t>("+32767", 32767);
checkInteger<int16_t>("3.14", 3);
checkInteger<int16_t>("x42", 0);
checkInteger<int16_t>("-32769", 0); // overflow
checkInteger<int16_t>("32768", 0); // overflow
}
TEST_CASE("parseNumber<int32_t>()") {
checkInteger<int32_t>("-2147483648", (-2147483647 - 1));
checkInteger<int32_t>("2147483647", 2147483647);
checkInteger<int32_t>("+2147483647", 2147483647);
checkInteger<int32_t>("3.14", 3);
checkInteger<int32_t>("x42", 0);
checkInteger<int32_t>("-2147483649", 0); // overflow
checkInteger<int32_t>("2147483648", 0); // overflow
}
TEST_CASE("parseNumber<uint8_t>()") {
checkInteger<uint8_t>("0", 0);
checkInteger<uint8_t>("-0", 0);
checkInteger<uint8_t>("255", 255);
checkInteger<uint8_t>("+255", 255);
checkInteger<uint8_t>("3.14", 3);
checkInteger<uint8_t>("x42", 0);
checkInteger<uint8_t>("-1", 0);
checkInteger<uint8_t>("256", 0);
}
TEST_CASE("parseNumber<uint16_t>()") {
checkInteger<uint16_t>("0", 0);
checkInteger<uint16_t>("65535", 65535);
checkInteger<uint16_t>("+65535", 65535);
checkInteger<uint16_t>("3.14", 3);
// checkInteger<uint16_t>(" 42", 0);
checkInteger<uint16_t>("x42", 0);
checkInteger<uint16_t>("-1", 0);
checkInteger<uint16_t>("65536", 0);
}