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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2024 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "mathlib.h"
#include "fixture.h"
#include <limits>
#include <string>
class TestMathLib : public TestFixture {
public:
TestMathLib() : TestFixture("TestMathLib") {}
private:
void run() override {
TEST_CASE(isint);
TEST_CASE(isbin);
TEST_CASE(isdec);
TEST_CASE(isoct);
TEST_CASE(isFloatHex);
TEST_CASE(isIntHex);
TEST_CASE(isValidIntegerSuffix);
TEST_CASE(isnegative);
TEST_CASE(ispositive);
TEST_CASE(isFloat);
TEST_CASE(isDecimalFloat);
TEST_CASE(isGreater);
TEST_CASE(isGreaterEqual);
TEST_CASE(isEqual);
TEST_CASE(isNotEqual);
TEST_CASE(isLess);
TEST_CASE(isLessEqual);
TEST_CASE(calculate);
TEST_CASE(calculate1);
TEST_CASE(typesuffix);
TEST_CASE(toBigNumber);
TEST_CASE(toBigUNumber);
TEST_CASE(toDoubleNumber);
TEST_CASE(naninf);
TEST_CASE(isNullValue);
TEST_CASE(sin);
TEST_CASE(cos);
TEST_CASE(tan);
TEST_CASE(abs);
TEST_CASE(toString);
}
void isGreater() const {
ASSERT_EQUALS(true, MathLib::isGreater("1.0", "0.001"));
ASSERT_EQUALS(false, MathLib::isGreater("-1.0", "0.001"));
}
void isGreaterEqual() const {
ASSERT_EQUALS(true, MathLib::isGreaterEqual("1.00", "1.0"));
ASSERT_EQUALS(true, MathLib::isGreaterEqual("1.001", "1.0"));
ASSERT_EQUALS(true, MathLib::isGreaterEqual("1.0", "0.001"));
ASSERT_EQUALS(false, MathLib::isGreaterEqual("-1.0", "0.001"));
}
void isEqual() const {
ASSERT_EQUALS(true, MathLib::isEqual("1.0", "1.0"));
ASSERT_EQUALS(false, MathLib::isEqual("1.", "1.01"));
ASSERT_EQUALS(true, MathLib::isEqual("0.1","1.0E-1"));
}
void isNotEqual() const {
ASSERT_EQUALS(false, MathLib::isNotEqual("1.0", "1.0"));
ASSERT_EQUALS(true, MathLib::isNotEqual("1.", "1.01"));
}
void isLess() const {
ASSERT_EQUALS(false, MathLib::isLess("1.0", "0.001"));
ASSERT_EQUALS(true, MathLib::isLess("-1.0", "0.001"));
}
void isLessEqual() const {
ASSERT_EQUALS(true, MathLib::isLessEqual("1.00", "1.0"));
ASSERT_EQUALS(false, MathLib::isLessEqual("1.001", "1.0"));
ASSERT_EQUALS(false, MathLib::isLessEqual("1.0", "0.001"));
ASSERT_EQUALS(true, MathLib::isLessEqual("-1.0", "0.001"));
}
void calculate() const {
// addition
ASSERT_EQUALS("256", MathLib::add("0xff", "1"));
ASSERT_EQUALS("249", MathLib::add("250", "-1"));
ASSERT_EQUALS("251", MathLib::add("250", "1"));
ASSERT_EQUALS("-2.0", MathLib::add("-1.", "-1"));
ASSERT_EQUALS("-1", MathLib::add("0", "-1"));
ASSERT_EQUALS("1", MathLib::add("1", "0"));
ASSERT_EQUALS("0.0", MathLib::add("0", "0."));
ASSERT_EQUALS("1.00000001", MathLib::add("1", "0.00000001")); // #4016
ASSERT_EQUALS("30666.22", MathLib::add("30666.22", "0.0")); // #4068
// subtraction
ASSERT_EQUALS("254", MathLib::subtract("0xff", "1"));
ASSERT_EQUALS("251", MathLib::subtract("250", "-1"));
ASSERT_EQUALS("249", MathLib::subtract("250", "1"));
ASSERT_EQUALS("0.0", MathLib::subtract("-1.", "-1"));
ASSERT_EQUALS("1", MathLib::subtract("0", "-1"));
ASSERT_EQUALS("1", MathLib::subtract("1", "0"));
ASSERT_EQUALS("0.0", MathLib::subtract("0", "0."));
ASSERT_EQUALS("0.99999999", MathLib::subtract("1", "0.00000001")); // #4016
ASSERT_EQUALS("30666.22", MathLib::subtract("30666.22", "0.0")); // #4068
ASSERT_EQUALS("0.0", MathLib::subtract("0.0", "0.0"));
// multiply
ASSERT_EQUALS("-0.003", MathLib::multiply("-1e-3", "3"));
ASSERT_EQUALS("-11.96", MathLib::multiply("-2.3", "5.2"));
ASSERT_EQUALS("3000.0", MathLib::multiply("1E3", "3"));
ASSERT_EQUALS("3000.0", MathLib::multiply("1E+3", "3"));
ASSERT_EQUALS("3000.0", MathLib::multiply("1.0E3", "3"));
ASSERT_EQUALS("-3000.0", MathLib::multiply("-1.0E3", "3"));
ASSERT_EQUALS("-3000.0", MathLib::multiply("-1.0E+3", "3"));
ASSERT_EQUALS("0.0", MathLib::multiply("+1.0E+3", "0"));
ASSERT_EQUALS("2147483648", MathLib::multiply("2","1073741824"));
ASSERT_EQUALS("536870912", MathLib::multiply("512","1048576"));
// divide
ASSERT_EQUALS("1", MathLib::divide("1", "1"));
ASSERT_EQUALS("0", MathLib::divide("0", "1"));
ASSERT_EQUALS("5", MathLib::divide("-10", "-2"));
ASSERT_EQUALS("-2.5", MathLib::divide("-10.", "4"));
ASSERT_EQUALS("2.5", MathLib::divide("-10.", "-4"));
ASSERT_EQUALS("5.0", MathLib::divide("25.5", "5.1"));
ASSERT_EQUALS("7.0", MathLib::divide("21.", "3"));
ASSERT_EQUALS("1", MathLib::divide("3", "2"));
ASSERT_THROW_INTERNAL_EQUALS(MathLib::divide("123", "0"), INTERNAL, "Internal Error: Division by zero"); // decimal zero: throw
ASSERT_THROW_INTERNAL_EQUALS(MathLib::divide("123", "00"), INTERNAL, "Internal Error: Division by zero"); // octal zero: throw
ASSERT_THROW_INTERNAL_EQUALS(MathLib::divide("123", "0x0"), INTERNAL, "Internal Error: Division by zero"); // hex zero: throw
MathLib::divide("123", "0.0f"); // float zero: don't throw
MathLib::divide("123", "0.0"); // double zero: don't throw
MathLib::divide("123", "0.0L"); // long double zero: don't throw
ASSERT_THROW_INTERNAL_EQUALS(MathLib::divide("-9223372036854775808", "-1"), INTERNAL, "Internal Error: Division overflow"); // #4520 - out of range => throw
ASSERT_EQUALS("4611686018427387904", MathLib::divide("-9223372036854775808", "-2")); // #6679
// invoke for each supported action
ASSERT_EQUALS("3", MathLib::calculate("2", "1", '+'));
ASSERT_EQUALS("1", MathLib::calculate("2", "1", '-'));
ASSERT_EQUALS("2", MathLib::calculate("2", "1", '*'));
ASSERT_EQUALS("2", MathLib::calculate("2", "1", '/'));
ASSERT_EQUALS("0", MathLib::calculate("2", "1", '%'));
ASSERT_EQUALS("0", MathLib::calculate("1", "2", '&'));
ASSERT_EQUALS("1", MathLib::calculate("1", "1", '|'));
ASSERT_EQUALS("1", MathLib::calculate("0", "1", '^'));
// Unknown action should throw exception
ASSERT_THROW_INTERNAL_EQUALS(MathLib::calculate("1","2",'j'),INTERNAL, "Unexpected action 'j' in MathLib::calculate(). Please report this to Cppcheck developers.");
}
void calculate1() const {
ASSERT_EQUALS("0", MathLib::calculate("2", "1", '%'));
ASSERT_EQUALS("2", MathLib::calculate("12", "5", '%'));
ASSERT_EQUALS("1", MathLib::calculate("100", "3", '%'));
#ifndef TEST_MATHLIB_VALUE
// floating point modulo is not defined in C/C++
ASSERT_EQUALS("0.0", MathLib::calculate("2.0", "1.0", '%'));
ASSERT_EQUALS("12.0", MathLib::calculate("12.0", "13.0", '%'));
ASSERT_EQUALS("1.3", MathLib::calculate("5.3", "2.0", '%'));
ASSERT_EQUALS("1.7", MathLib::calculate("18.5", "4.2", '%'));
MathLib::calculate("123", "0.0", '%'); // don't throw
#endif
ASSERT_THROW_INTERNAL_EQUALS(MathLib::calculate("123", "0", '%'), INTERNAL, "Internal Error: Division by zero"); // throw
ASSERT_EQUALS("0", MathLib::calculate("1", "1", '^'));
ASSERT_EQUALS("3", MathLib::calculate("2", "1", '^'));
}
void typesuffix() const {
ASSERT_EQUALS("2", MathLib::add("1", "1"));
ASSERT_EQUALS("2U", MathLib::add("1U", "1"));
ASSERT_EQUALS("2L", MathLib::add("1L", "1"));
ASSERT_EQUALS("2UL", MathLib::add("1UL", "1"));
ASSERT_EQUALS("2LL", MathLib::add("1LL", "1"));
ASSERT_EQUALS("2LL", MathLib::add("1i64", "1"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1"));
ASSERT_EQUALS("2ULL", MathLib::add("1ui64","1"));
ASSERT_EQUALS("2U", MathLib::add("1", "1U"));
ASSERT_EQUALS("2U", MathLib::add("1U", "1U"));
ASSERT_EQUALS("2L", MathLib::add("1L", "1U"));
ASSERT_EQUALS("2UL", MathLib::add("1UL", "1U"));
ASSERT_EQUALS("2LL", MathLib::add("1LL", "1U"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1U"));
ASSERT_EQUALS("2L", MathLib::add("1", "1L"));
ASSERT_EQUALS("2L", MathLib::add("1U", "1L"));
ASSERT_EQUALS("2L", MathLib::add("1L", "1L"));
ASSERT_EQUALS("2UL", MathLib::add("1UL", "1L"));
ASSERT_EQUALS("2LL", MathLib::add("1LL", "1L"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1L"));
ASSERT_EQUALS("2UL", MathLib::add("1", "1UL"));
ASSERT_EQUALS("2UL", MathLib::add("1U", "1UL"));
ASSERT_EQUALS("2UL", MathLib::add("1L", "1UL"));
ASSERT_EQUALS("2UL", MathLib::add("1UL", "1UL"));
ASSERT_EQUALS("2LL", MathLib::add("1LL", "1UL"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1UL"));
ASSERT_EQUALS("2UL", MathLib::add("1", "1LU"));
ASSERT_EQUALS("2UL", MathLib::add("1U", "1LU"));
ASSERT_EQUALS("2UL", MathLib::add("1L", "1LU"));
ASSERT_EQUALS("2UL", MathLib::add("1UL", "1LU"));
ASSERT_EQUALS("2LL", MathLib::add("1LL", "1LU"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1LU"));
ASSERT_EQUALS("2LL", MathLib::add("1", "1LL"));
ASSERT_EQUALS("2LL", MathLib::add("1U", "1LL"));
ASSERT_EQUALS("2LL", MathLib::add("1L", "1LL"));
ASSERT_EQUALS("2LL", MathLib::add("1UL", "1LL"));
ASSERT_EQUALS("2LL", MathLib::add("1LL", "1LL"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1LL"));
ASSERT_EQUALS("2ULL", MathLib::add("1", "1ULL"));
ASSERT_EQUALS("2ULL", MathLib::add("1U", "1ULL"));
ASSERT_EQUALS("2ULL", MathLib::add("1L", "1ULL"));
ASSERT_EQUALS("2ULL", MathLib::add("1UL", "1ULL"));
ASSERT_EQUALS("2ULL", MathLib::add("1LL", "1ULL"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1ULL"));
ASSERT_EQUALS("2ULL", MathLib::add("1", "1LLU"));
ASSERT_EQUALS("2ULL", MathLib::add("1U", "1LLU"));
ASSERT_EQUALS("2ULL", MathLib::add("1L", "1LLU"));
ASSERT_EQUALS("2ULL", MathLib::add("1UL", "1LLU"));
ASSERT_EQUALS("2ULL", MathLib::add("1LL", "1LLU"));
ASSERT_EQUALS("2ULL", MathLib::add("1ULL", "1LLU"));
}
void toBigNumber() const {
// zero input
ASSERT_EQUALS(0, MathLib::toBigNumber("0"));
ASSERT_EQUALS(0, MathLib::toBigNumber("-0"));
ASSERT_EQUALS(0, MathLib::toBigNumber("+0"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0L"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0l"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0LL"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0ll"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0U"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0u"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0UL"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0ul"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0ULL"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0ull"));
ASSERT_EQUALS(0, MathLib::toBigNumber("0i64")); // Visual Studio-specific
ASSERT_EQUALS(0, MathLib::toBigNumber("0ui64")); // Visual Studio-specific
// TODO: needs to fail
//ASSERT_EQUALS(0, MathLib::toBigNumber("0lll"));
//ASSERT_EQUALS(0, MathLib::toBigNumber("0uu"));
ASSERT_EQUALS(1U, MathLib::toBigNumber("1U"));
ASSERT_EQUALS(10000U, MathLib::toBigNumber("1e4"));
ASSERT_EQUALS(10000U, MathLib::toBigNumber("1e4"));
ASSERT_EQUALS(0xFF00000000000000UL, MathLib::toBigNumber("0xFF00000000000000UL"));
ASSERT_EQUALS(0x0A00000000000000UL, MathLib::toBigNumber("0x0A00000000000000UL"));
// from hex
ASSERT_EQUALS(0, MathLib::toBigNumber("0x0"));
ASSERT_EQUALS(0, MathLib::toBigNumber("-0x0"));
ASSERT_EQUALS(0, MathLib::toBigNumber("+0x0"));
ASSERT_EQUALS(10, MathLib::toBigNumber("0xa"));
ASSERT_EQUALS(10995, MathLib::toBigNumber("0x2AF3"));
ASSERT_EQUALS(-10, MathLib::toBigNumber("-0xa"));
ASSERT_EQUALS(-10995, MathLib::toBigNumber("-0x2AF3"));
ASSERT_EQUALS(10, MathLib::toBigNumber("+0xa"));
ASSERT_EQUALS(10995, MathLib::toBigNumber("+0x2AF3"));
// from octal
ASSERT_EQUALS(8, MathLib::toBigNumber("010"));
ASSERT_EQUALS(8, MathLib::toBigNumber("+010"));
ASSERT_EQUALS(-8, MathLib::toBigNumber("-010"));
ASSERT_EQUALS(125, MathLib::toBigNumber("0175"));
ASSERT_EQUALS(125, MathLib::toBigNumber("+0175"));
ASSERT_EQUALS(-125, MathLib::toBigNumber("-0175"));
// from binary
ASSERT_EQUALS(0, MathLib::toBigNumber("0b0"));
ASSERT_EQUALS(1, MathLib::toBigNumber("0b1"));
ASSERT_EQUALS(1, MathLib::toBigNumber("0b1U"));
ASSERT_EQUALS(1, MathLib::toBigNumber("0b1L"));
ASSERT_EQUALS(1, MathLib::toBigNumber("0b1LU"));
ASSERT_EQUALS(1, MathLib::toBigNumber("0b1LL"));
ASSERT_EQUALS(1, MathLib::toBigNumber("0b1LLU"));
ASSERT_EQUALS(1, MathLib::toBigNumber("+0b1"));
ASSERT_EQUALS(-1, MathLib::toBigNumber("-0b1"));
ASSERT_EQUALS(9U, MathLib::toBigNumber("011"));
ASSERT_EQUALS(5U, MathLib::toBigNumber("0b101"));
ASSERT_EQUALS(215, MathLib::toBigNumber("0b11010111"));
ASSERT_EQUALS(-215, MathLib::toBigNumber("-0b11010111"));
ASSERT_EQUALS(215, MathLib::toBigNumber("0B11010111"));
// from base 10
ASSERT_EQUALS(10, MathLib::toBigNumber("10"));
ASSERT_EQUALS(10, MathLib::toBigNumber("10."));
ASSERT_EQUALS(10, MathLib::toBigNumber("10.0"));
ASSERT_EQUALS(100, MathLib::toBigNumber("10E+1"));
ASSERT_EQUALS(1, MathLib::toBigNumber("10E-1"));
ASSERT_EQUALS(100, MathLib::toBigNumber("+10E+1"));
ASSERT_EQUALS(-1, MathLib::toBigNumber("-10E-1"));
ASSERT_EQUALS(100, MathLib::toBigNumber("+10.E+1"));
ASSERT_EQUALS(-1, MathLib::toBigNumber("-10.E-1"));
ASSERT_EQUALS(100, MathLib::toBigNumber("+10.0E+1"));
ASSERT_EQUALS(-1, MathLib::toBigNumber("-10.0E-1"));
// from char
ASSERT_EQUALS((int)('A'), MathLib::toBigNumber("'A'"));
ASSERT_EQUALS((int)('\x10'), MathLib::toBigNumber("'\\x10'"));
ASSERT_EQUALS((int)('\100'), MathLib::toBigNumber("'\\100'"));
ASSERT_EQUALS((int)('\200'), MathLib::toBigNumber("'\\200'"));
ASSERT_EQUALS((int)(L'A'), MathLib::toBigNumber("L'A'"));
ASSERT_EQUALS(-8552249625308161526, MathLib::toBigNumber("0x89504e470d0a1a0a"));
ASSERT_EQUALS(-8481036456200365558, MathLib::toBigNumber("0x8a4d4e470d0a1a0a"));
// from long long
/*
* ASSERT_EQUALS(0xFF00000000000000LL, MathLib::toBigNumber("0xFF00000000000000LL"));
* This does not work in a portable way!
* While it succeeds on 32bit Visual Studio it fails on Linux 64bit because it is greater than 0x7FFFFFFFFFFFFFFF (=LLONG_MAX)
*/
ASSERT_EQUALS(0x0A00000000000000LL, MathLib::toBigNumber("0x0A00000000000000LL"));
// min/max numeric limits
ASSERT_EQUALS(std::numeric_limits<long long>::min(),
MathLib::toBigNumber(std::to_string(std::numeric_limits<long long>::min())));
ASSERT_EQUALS(std::numeric_limits<long long>::max(),
MathLib::toBigNumber(std::to_string(std::numeric_limits<long long>::max())));
ASSERT_EQUALS(std::numeric_limits<unsigned long long>::min(),
MathLib::toBigNumber(std::to_string(std::numeric_limits<unsigned long long>::min())));
ASSERT_EQUALS(std::numeric_limits<unsigned long long>::max(),
MathLib::toBigNumber(std::to_string(std::numeric_limits<unsigned long long>::max())));
// min/max and out-of-bounds - hex
{
constexpr MathLib::bigint i = 0xFFFFFFFFFFFFFFFF;
ASSERT_EQUALS(i, MathLib::toBigNumber(std::to_string(i)));
ASSERT_EQUALS(i, MathLib::toBigNumber("0xFFFFFFFFFFFFFFFF"));
}
{
constexpr MathLib::bigint i = -0xFFFFFFFFFFFFFFFF;
ASSERT_EQUALS(i, MathLib::toBigNumber(std::to_string(i)));
ASSERT_EQUALS(i, MathLib::toBigNumber("-0xFFFFFFFFFFFFFFFF"));
}
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("0x10000000000000000"), INTERNAL, "Internal Error. MathLib::toBigNumber: out_of_range: 0x10000000000000000");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("-0x10000000000000000"), INTERNAL, "Internal Error. MathLib::toBigNumber: out_of_range: -0x10000000000000000");
// min/max and out-of-bounds - octal
{
constexpr MathLib::bigint i = 01777777777777777777777;
ASSERT_EQUALS(i, MathLib::toBigNumber(std::to_string(i)));
ASSERT_EQUALS(i, MathLib::toBigNumber("01777777777777777777777"));
}
{
constexpr MathLib::bigint i = -01777777777777777777777;
ASSERT_EQUALS(i, MathLib::toBigNumber(std::to_string(i)));
ASSERT_EQUALS(i, MathLib::toBigNumber("-01777777777777777777777"));
}
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("02000000000000000000000"), INTERNAL, "Internal Error. MathLib::toBigNumber: out_of_range: 02000000000000000000000");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("-02000000000000000000000"), INTERNAL, "Internal Error. MathLib::toBigNumber: out_of_range: -02000000000000000000000");
// min/max and out-of-bounds - decimal
SUPPRESS_WARNING_CLANG_PUSH("-Wimplicitly-unsigned-literal")
SUPPRESS_WARNING_GCC_PUSH("-Woverflow")
{
constexpr MathLib::bigint i = 18446744073709551615;
ASSERT_EQUALS(i, MathLib::toBigNumber(std::to_string(i)));
ASSERT_EQUALS(i, MathLib::toBigNumber("18446744073709551615"));
}
{
constexpr MathLib::bigint i = -18446744073709551615;
ASSERT_EQUALS(i, MathLib::toBigNumber(std::to_string(i)));
ASSERT_EQUALS(i, MathLib::toBigNumber("-18446744073709551615"));
}
SUPPRESS_WARNING_GCC_POP
SUPPRESS_WARNING_CLANG_POP
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("18446744073709551616"), INTERNAL, "Internal Error. MathLib::toBigNumber: out_of_range: 18446744073709551616");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("-18446744073709551616"), INTERNAL, "Internal Error. MathLib::toBigNumber: out_of_range: -18446744073709551616");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("invalid"), INTERNAL, "Internal Error. MathLib::toBigNumber: invalid_argument: invalid");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("1invalid"), INTERNAL, "Internal Error. MathLib::toBigNumber: input was not completely consumed: 1invalid");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigNumber("1 invalid"), INTERNAL, "Internal Error. MathLib::toBigNumber: input was not completely consumed: 1 invalid");
// TODO: test binary
// TODO: test floating point
// TODO: test with 128-bit values
}
void toBigUNumber() const {
// zero input
ASSERT_EQUALS(0, MathLib::toBigUNumber("0"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("-0"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("+0"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0L"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0l"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0LL"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0ll"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0U"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0u"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0UL"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0ul"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0ULL"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0ull"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("0i64")); // Visual Studio-specific
ASSERT_EQUALS(0, MathLib::toBigUNumber("0ui64")); // Visual Studio-specific
// TODO: needs to fail
//ASSERT_EQUALS(0, MathLib::toBigUNumber("0lll"));
//ASSERT_EQUALS(0, MathLib::toBigUNumber("0uu"));
ASSERT_EQUALS(1U, MathLib::toBigUNumber("1U"));
ASSERT_EQUALS(10000U, MathLib::toBigUNumber("1e4"));
ASSERT_EQUALS(10000U, MathLib::toBigUNumber("1e4"));
ASSERT_EQUALS(0xFF00000000000000UL, MathLib::toBigUNumber("0xFF00000000000000UL"));
ASSERT_EQUALS(0x0A00000000000000UL, MathLib::toBigUNumber("0x0A00000000000000UL"));
// from hex
ASSERT_EQUALS(0, MathLib::toBigUNumber("0x0"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("-0x0"));
ASSERT_EQUALS(0, MathLib::toBigUNumber("+0x0"));
ASSERT_EQUALS(10, MathLib::toBigUNumber("0xa"));
ASSERT_EQUALS(10995, MathLib::toBigUNumber("0x2AF3"));
ASSERT_EQUALS(-10, MathLib::toBigUNumber("-0xa"));
ASSERT_EQUALS(-10995, MathLib::toBigUNumber("-0x2AF3"));
ASSERT_EQUALS(10, MathLib::toBigUNumber("+0xa"));
ASSERT_EQUALS(10995, MathLib::toBigUNumber("+0x2AF3"));
// from octal
ASSERT_EQUALS(8, MathLib::toBigUNumber("010"));
ASSERT_EQUALS(8, MathLib::toBigUNumber("+010"));
ASSERT_EQUALS(-8, MathLib::toBigUNumber("-010"));
ASSERT_EQUALS(125, MathLib::toBigUNumber("0175"));
ASSERT_EQUALS(125, MathLib::toBigUNumber("+0175"));
ASSERT_EQUALS(-125, MathLib::toBigUNumber("-0175"));
// from binary
ASSERT_EQUALS(0, MathLib::toBigUNumber("0b0"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("0b1"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("0b1U"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("0b1L"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("0b1LU"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("0b1LL"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("0b1LLU"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("+0b1"));
ASSERT_EQUALS(-1, MathLib::toBigUNumber("-0b1"));
ASSERT_EQUALS(9U, MathLib::toBigUNumber("011"));
ASSERT_EQUALS(5U, MathLib::toBigUNumber("0b101"));
ASSERT_EQUALS(215, MathLib::toBigUNumber("0b11010111"));
ASSERT_EQUALS(-215, MathLib::toBigUNumber("-0b11010111"));
ASSERT_EQUALS(215, MathLib::toBigUNumber("0B11010111"));
// from base 10
ASSERT_EQUALS(10, MathLib::toBigUNumber("10"));
ASSERT_EQUALS(10, MathLib::toBigUNumber("10."));
ASSERT_EQUALS(10, MathLib::toBigUNumber("10.0"));
ASSERT_EQUALS(100, MathLib::toBigUNumber("10E+1"));
ASSERT_EQUALS(1, MathLib::toBigUNumber("10E-1"));
ASSERT_EQUALS(100, MathLib::toBigUNumber("+10E+1"));
ASSERT_EQUALS(-1, MathLib::toBigUNumber("-10E-1"));
ASSERT_EQUALS(100, MathLib::toBigUNumber("+10.E+1"));
ASSERT_EQUALS(-1, MathLib::toBigUNumber("-10.E-1"));
ASSERT_EQUALS(100, MathLib::toBigUNumber("+10.0E+1"));
ASSERT_EQUALS(-1, MathLib::toBigUNumber("-10.0E-1"));
// from char
ASSERT_EQUALS((int)('A'), MathLib::toBigUNumber("'A'"));
ASSERT_EQUALS((int)('\x10'), MathLib::toBigUNumber("'\\x10'"));
ASSERT_EQUALS((int)('\100'), MathLib::toBigUNumber("'\\100'"));
ASSERT_EQUALS((int)('\200'), MathLib::toBigUNumber("'\\200'"));
ASSERT_EQUALS((int)(L'A'), MathLib::toBigUNumber("L'A'"));
ASSERT_EQUALS(9894494448401390090ULL, MathLib::toBigUNumber("0x89504e470d0a1a0a"));
ASSERT_EQUALS(9965707617509186058ULL, MathLib::toBigUNumber("0x8a4d4e470d0a1a0a"));
// from long long
/*
* ASSERT_EQUALS(0xFF00000000000000LL, MathLib::toBigUNumber("0xFF00000000000000LL"));
* This does not work in a portable way!
* While it succeeds on 32bit Visual Studio it fails on Linux 64bit because it is greater than 0x7FFFFFFFFFFFFFFF (=LLONG_MAX)
*/
ASSERT_EQUALS(0x0A00000000000000LL, MathLib::toBigUNumber("0x0A00000000000000LL"));
// min/max numeric limits
ASSERT_EQUALS(std::numeric_limits<long long>::min(),
MathLib::toBigUNumber(std::to_string(std::numeric_limits<long long>::min())));
ASSERT_EQUALS(std::numeric_limits<long long>::max(),
MathLib::toBigUNumber(std::to_string(std::numeric_limits<long long>::max())));
ASSERT_EQUALS(std::numeric_limits<unsigned long long>::min(),
MathLib::toBigUNumber(std::to_string(std::numeric_limits<unsigned long long>::min())));
ASSERT_EQUALS(std::numeric_limits<unsigned long long>::max(),
MathLib::toBigUNumber(std::to_string(std::numeric_limits<unsigned long long>::max())));
// min/max and out-of-bounds - hex
{
constexpr MathLib::biguint u = 0xFFFFFFFFFFFFFFFF;
ASSERT_EQUALS(u, MathLib::toBigUNumber(std::to_string(u)));
ASSERT_EQUALS(u, MathLib::toBigUNumber("0xFFFFFFFFFFFFFFFF"));
}
{
constexpr MathLib::biguint u = -0xFFFFFFFFFFFFFFFF;
ASSERT_EQUALS(u, MathLib::toBigUNumber(std::to_string(u)));
ASSERT_EQUALS(u, MathLib::toBigUNumber("-0xFFFFFFFFFFFFFFFF"));
}
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("0x10000000000000000"), INTERNAL, "Internal Error. MathLib::toBigUNumber: out_of_range: 0x10000000000000000");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("-0x10000000000000000"), INTERNAL, "Internal Error. MathLib::toBigUNumber: out_of_range: -0x10000000000000000");
// min/max and out-of-bounds - octal
{
constexpr MathLib::biguint u = 01777777777777777777777;
ASSERT_EQUALS(u, MathLib::toBigUNumber(std::to_string(u)));
ASSERT_EQUALS(u, MathLib::toBigUNumber("01777777777777777777777"));
}
{
constexpr MathLib::biguint u = -01777777777777777777777;
ASSERT_EQUALS(u, MathLib::toBigUNumber(std::to_string(u)));
ASSERT_EQUALS(u, MathLib::toBigUNumber("-01777777777777777777777"));
}
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("02000000000000000000000"), INTERNAL, "Internal Error. MathLib::toBigUNumber: out_of_range: 02000000000000000000000");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("-02000000000000000000000"), INTERNAL, "Internal Error. MathLib::toBigUNumber: out_of_range: -02000000000000000000000");
// min/max and out-of-bounds - decimal
SUPPRESS_WARNING_CLANG_PUSH("-Wimplicitly-unsigned-literal")
SUPPRESS_WARNING_GCC_PUSH("-Woverflow")
{
constexpr MathLib::biguint u = 18446744073709551615;
ASSERT_EQUALS(u, MathLib::toBigUNumber(std::to_string(u)));
ASSERT_EQUALS(u, MathLib::toBigUNumber("18446744073709551615"));
}
{
constexpr MathLib::biguint u = -18446744073709551615;
ASSERT_EQUALS(u, MathLib::toBigUNumber(std::to_string(u)));
ASSERT_EQUALS(u, MathLib::toBigUNumber("-18446744073709551615"));
}
SUPPRESS_WARNING_GCC_POP
SUPPRESS_WARNING_CLANG_POP
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("18446744073709551616"), INTERNAL, "Internal Error. MathLib::toBigUNumber: out_of_range: 18446744073709551616");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("-18446744073709551616"), INTERNAL, "Internal Error. MathLib::toBigUNumber: out_of_range: -18446744073709551616");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("invalid"), INTERNAL, "Internal Error. MathLib::toBigUNumber: invalid_argument: invalid");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("1invalid"), INTERNAL, "Internal Error. MathLib::toBigUNumber: input was not completely consumed: 1invalid");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toBigUNumber("1 invalid"), INTERNAL, "Internal Error. MathLib::toBigUNumber: input was not completely consumed: 1 invalid");
// TODO: test binary
// TODO: test floating point
// TODO: test with 128-bit values
}
void toDoubleNumber() const {
// float values
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1."), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.f"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.F"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.l"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.L"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.0"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.0f"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.0F"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.0l"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1.0L"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("0x1"), 0.001);
ASSERT_EQUALS_DOUBLE(10.0, MathLib::toDoubleNumber("10"), 0.001);
ASSERT_EQUALS_DOUBLE(1000.0, MathLib::toDoubleNumber("10E+2"), 0.001);
ASSERT_EQUALS_DOUBLE(1000.0, MathLib::toDoubleNumber("10E+2l"), 0.001);
ASSERT_EQUALS_DOUBLE(1000.0, MathLib::toDoubleNumber("10E+2L"), 0.001);
ASSERT_EQUALS_DOUBLE(100.0, MathLib::toDoubleNumber("1.0E+2"), 0.001);
ASSERT_EQUALS_DOUBLE(-100.0, MathLib::toDoubleNumber("-1.0E+2"), 0.001);
ASSERT_EQUALS_DOUBLE(-1e+10, MathLib::toDoubleNumber("-1.0E+10"), 1);
ASSERT_EQUALS_DOUBLE(100.0, MathLib::toDoubleNumber("+1.0E+2"), 0.001);
ASSERT_EQUALS_DOUBLE(1e+10, MathLib::toDoubleNumber("+1.0E+10"), 1);
ASSERT_EQUALS_DOUBLE(100.0, MathLib::toDoubleNumber("1.0E+2"), 0.001);
ASSERT_EQUALS_DOUBLE(1e+10, MathLib::toDoubleNumber("1.0E+10"), 1);
// valid non-float values
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1l"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1L"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1ll"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1LL"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1u"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1U"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1ul"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1UL"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1ULL"), 0.001);
// TODO: make these work with libc++
#ifndef _LIBCPP_VERSION
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1i64"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1I64"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1ui64"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1UI64"), 0.001);
ASSERT_EQUALS_DOUBLE(1.0, MathLib::toDoubleNumber("1I64"), 0.001);
#endif
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("0E+0"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("0E-0"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("0E+00"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("0E-00"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("-0E+00"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("+0E-00"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("0"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("0."), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("0.0"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("-0"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("+0"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("-0."), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("+0."), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("-0.0"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0, MathLib::toDoubleNumber("+0.0"), 0.000001);
ASSERT_EQUALS_DOUBLE('0', MathLib::toDoubleNumber("'0'"), 0.000001);
ASSERT_EQUALS_DOUBLE(L'0', MathLib::toDoubleNumber("L'0'"), 0.000001);
ASSERT_EQUALS_DOUBLE(192, MathLib::toDoubleNumber("0x0.3p10"), 0.000001);
ASSERT_EQUALS_DOUBLE(5.42101e-20, MathLib::toDoubleNumber("0x1p-64"), 1e-20);
ASSERT_EQUALS_DOUBLE(3.14159, MathLib::toDoubleNumber("0x1.921fb5p+1"), 0.000001);
ASSERT_EQUALS_DOUBLE(2006, MathLib::toDoubleNumber("0x1.f58000p+10"), 0.000001);
ASSERT_EQUALS_DOUBLE(1e-010, MathLib::toDoubleNumber("0x1.b7cdfep-34"), 0.000001);
ASSERT_EQUALS_DOUBLE(.484375, MathLib::toDoubleNumber("0x1.fp-2"), 0.000001);
ASSERT_EQUALS_DOUBLE(9.0, MathLib::toDoubleNumber("0x1.2P3"), 0.000001);
ASSERT_EQUALS_DOUBLE(0.0625, MathLib::toDoubleNumber("0x.1P0"), 0.000001);
// from char
ASSERT_EQUALS_DOUBLE((double)('A'), MathLib::toDoubleNumber("'A'"), 0.000001);
ASSERT_EQUALS_DOUBLE((double)('\x10'), MathLib::toDoubleNumber("'\\x10'"), 0.000001);
ASSERT_EQUALS_DOUBLE((double)('\100'), MathLib::toDoubleNumber("'\\100'"), 0.000001);
ASSERT_EQUALS_DOUBLE((double)('\200'), MathLib::toDoubleNumber("'\\200'"), 0.000001);
ASSERT_EQUALS_DOUBLE((double)(L'A'), MathLib::toDoubleNumber("L'A'"), 0.000001);
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("invalid"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: invalid");
#ifdef _LIBCPP_VERSION
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1invalid"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1invalid");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.1invalid"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1.1invalid");
#else
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1invalid"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1invalid");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.1invalid"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.1invalid");
#endif
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1 invalid"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1 invalid");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("-1e-08.0"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: -1e-08.0");
// invalid suffices
#ifdef _LIBCPP_VERSION
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1f"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1f");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1F"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1F");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.ff"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1.ff");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.FF"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1.FF");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.0ff"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1.0ff");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.0FF"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: conversion failed: 1.0FF");
#else
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1f"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1f");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1F"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1F");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.ff"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.ff");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.FF"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.FF");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.0ff"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.0ff");
ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.0FF"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.0FF");
#endif
// TODO: needs to fail
//ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.ll"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.ll");
//ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.0LL"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.0LL");
//ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.0ll"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.0ll");
//ASSERT_THROW_INTERNAL_EQUALS(MathLib::toDoubleNumber("1.0LL"), INTERNAL, "Internal Error. MathLib::toDoubleNumber: input was not completely consumed: 1.0LL");
// verify: string --> double --> string conversion
ASSERT_EQUALS("1.0", MathLib::toString(MathLib::toDoubleNumber("1.0f")));
ASSERT_EQUALS("1.0", MathLib::toString(MathLib::toDoubleNumber("1.0")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("0.0f")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("0.0")));
ASSERT_EQUALS("-1.0", MathLib::toString(MathLib::toDoubleNumber("-1.0f")));
ASSERT_EQUALS("-1.0", MathLib::toString(MathLib::toDoubleNumber("-1.0")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("-0.0f")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("-0.0")));
ASSERT_EQUALS("1.0", MathLib::toString(MathLib::toDoubleNumber("+1.0f")));
ASSERT_EQUALS("1.0", MathLib::toString(MathLib::toDoubleNumber("+1.0")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("+0.0f")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("+0.0")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("-0")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("-0.")));
ASSERT_EQUALS("0.0", MathLib::toString(MathLib::toDoubleNumber("-0.0")));
}
void isint() const {
// zero tests
ASSERT_EQUALS(true, MathLib::isInt("0"));
ASSERT_EQUALS(false, MathLib::isInt("0."));
ASSERT_EQUALS(false, MathLib::isInt("0.0"));
ASSERT_EQUALS(false, MathLib::isInt("-0."));
ASSERT_EQUALS(false, MathLib::isInt("+0."));
ASSERT_EQUALS(false, MathLib::isInt("-0.0"));
ASSERT_EQUALS(false, MathLib::isInt("+0.0"));
ASSERT_EQUALS(false, MathLib::isInt("+0.0E+1"));
ASSERT_EQUALS(false, MathLib::isInt("+0.0E-1"));
ASSERT_EQUALS(false, MathLib::isInt("-0.0E+1"));
ASSERT_EQUALS(false, MathLib::isInt("-0.0E-1"));
ASSERT_EQUALS(true, MathLib::isInt("1"));
ASSERT_EQUALS(true, MathLib::isInt("-1"));
ASSERT_EQUALS(true, MathLib::isInt("+1"));
ASSERT_EQUALS(false, MathLib::isInt("+1E+1"));
ASSERT_EQUALS(false, MathLib::isInt("+1E+10000"));
ASSERT_EQUALS(false, MathLib::isInt("-1E+1"));
ASSERT_EQUALS(false, MathLib::isInt("-1E+10000"));
ASSERT_EQUALS(false, MathLib::isInt("-1E-1"));
ASSERT_EQUALS(false, MathLib::isInt("-1E-10000"));
ASSERT_EQUALS(true, MathLib::isInt("0xff"));
ASSERT_EQUALS(true, MathLib::isInt("0xa"));
ASSERT_EQUALS(true, MathLib::isInt("0b1000"));
ASSERT_EQUALS(true, MathLib::isInt("0B1000"));
ASSERT_EQUALS(true, MathLib::isInt("0l"));
ASSERT_EQUALS(true, MathLib::isInt("0L"));
ASSERT_EQUALS(true, MathLib::isInt("0ul"));
ASSERT_EQUALS(true, MathLib::isInt("0ull"));
ASSERT_EQUALS(true, MathLib::isInt("0llu"));
ASSERT_EQUALS(true, MathLib::isInt("333L"));
ASSERT_EQUALS(true, MathLib::isInt("330L"));
ASSERT_EQUALS(true, MathLib::isInt("330llu"));
ASSERT_EQUALS(true, MathLib::isInt("07"));
ASSERT_EQUALS(true, MathLib::isInt("0123"));
ASSERT_EQUALS(false, MathLib::isInt("0.4"));
ASSERT_EQUALS(false, MathLib::isInt("2352.3f"));
ASSERT_EQUALS(false, MathLib::isInt("0.00004"));
ASSERT_EQUALS(false, MathLib::isInt("2352.00001f"));
ASSERT_EQUALS(false, MathLib::isInt(".4"));
ASSERT_EQUALS(false, MathLib::isInt("1.0E+1"));
ASSERT_EQUALS(false, MathLib::isInt("1.0E-1"));
ASSERT_EQUALS(false, MathLib::isInt("-1.0E+1"));
ASSERT_EQUALS(false, MathLib::isInt("+1.0E-1"));
ASSERT_EQUALS(false, MathLib::isInt("-1.E+1"));
ASSERT_EQUALS(false, MathLib::isInt("+1.E-1"));
ASSERT_EQUALS(false, MathLib::isInt(" 1.0E+1"));
// with whitespace in front
ASSERT_EQUALS(false, MathLib::isInt(" 1.0E-1"));
ASSERT_EQUALS(false, MathLib::isInt(" -1.0E+1"));
ASSERT_EQUALS(false, MathLib::isInt(" +1.0E-1"));
ASSERT_EQUALS(false, MathLib::isInt(" -1.E+1"));
ASSERT_EQUALS(false, MathLib::isInt(" +1.E-1"));
// with whitespace in front and end
ASSERT_EQUALS(false, MathLib::isInt(" 1.0E-1 "));
ASSERT_EQUALS(false, MathLib::isInt(" -1.0E+1 "));
ASSERT_EQUALS(false, MathLib::isInt(" +1.0E-1 "));
ASSERT_EQUALS(false, MathLib::isInt(" -1.E+1 "));
ASSERT_EQUALS(false, MathLib::isInt(" +1.E-1 "));
// with whitespace in front and end
ASSERT_EQUALS(false, MathLib::isInt("1.0E-1 "));
ASSERT_EQUALS(false, MathLib::isInt("-1.0E+1 "));
ASSERT_EQUALS(false, MathLib::isInt("+1.0E-1 "));
ASSERT_EQUALS(false, MathLib::isInt("-1.E+1 "));
ASSERT_EQUALS(false, MathLib::isInt("+1.E-1 "));
// test some garbage
ASSERT_EQUALS(false, MathLib::isInt("u"));
ASSERT_EQUALS(false, MathLib::isInt("l"));
ASSERT_EQUALS(false, MathLib::isInt("ul"));
ASSERT_EQUALS(false, MathLib::isInt("ll"));
ASSERT_EQUALS(false, MathLib::isInt("U"));
ASSERT_EQUALS(false, MathLib::isInt("L"));
ASSERT_EQUALS(false, MathLib::isInt("uL"));
ASSERT_EQUALS(false, MathLib::isInt("LL"));
ASSERT_EQUALS(false, MathLib::isInt("e2"));
ASSERT_EQUALS(false, MathLib::isInt("E2"));
ASSERT_EQUALS(false, MathLib::isInt(".e2"));
ASSERT_EQUALS(false, MathLib::isInt(".E2"));
ASSERT_EQUALS(false, MathLib::isInt("0x"));
ASSERT_EQUALS(false, MathLib::isInt("0xu"));
ASSERT_EQUALS(false, MathLib::isInt("0xl"));
ASSERT_EQUALS(false, MathLib::isInt("0xul"));
// test empty string
ASSERT_EQUALS(false, MathLib::isInt(""));
}
void isbin() const {
// positive testing
ASSERT_EQUALS(true, MathLib::isBin("0b0"));
ASSERT_EQUALS(true, MathLib::isBin("0b1"));
ASSERT_EQUALS(true, MathLib::isBin("+0b1"));
ASSERT_EQUALS(true, MathLib::isBin("-0b1"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111"));
ASSERT_EQUALS(true, MathLib::isBin("-0b11010111"));
ASSERT_EQUALS(true, MathLib::isBin("0B11010111"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111u"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111ul"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111ull"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111l"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111ll"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111llu"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111l"));
ASSERT_EQUALS(true, MathLib::isBin("0b11010111lu"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111lul")); // Suffix LUL not allowed
// negative testing
ASSERT_EQUALS(false, MathLib::isBin("100101bx"));
ASSERT_EQUALS(false, MathLib::isBin("0"));
ASSERT_EQUALS(false, MathLib::isBin("0B"));
ASSERT_EQUALS(false, MathLib::isBin("0C"));
ASSERT_EQUALS(false, MathLib::isBin("+0B"));
ASSERT_EQUALS(false, MathLib::isBin("-0B"));
ASSERT_EQUALS(false, MathLib::isBin("-0Bx"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111x"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111ux"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111lx"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111lux"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111ulx"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111lulx"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111ullx"));
ASSERT_EQUALS(false, MathLib::isBin("0b11010111lll"));
// test empty string
ASSERT_EQUALS(false, MathLib::isBin(""));
}
void isnegative() const {
ASSERT_EQUALS(true, MathLib::isNegative("-1"));
ASSERT_EQUALS(true, MathLib::isNegative("-1."));
ASSERT_EQUALS(true, MathLib::isNegative("-1.0"));
ASSERT_EQUALS(true, MathLib::isNegative("-1.0E+2"));
ASSERT_EQUALS(true, MathLib::isNegative("-1.0E-2"));
ASSERT_EQUALS(false, MathLib::isNegative("+1"));
ASSERT_EQUALS(false, MathLib::isNegative("+1."));
ASSERT_EQUALS(false, MathLib::isNegative("+1.0"));
ASSERT_EQUALS(false, MathLib::isNegative("+1.0E+2"));
ASSERT_EQUALS(false, MathLib::isNegative("+1.0E-2"));
// test empty string
ASSERT_EQUALS(false, MathLib::isNegative(""));
}
void isoct() const {
// octal number format: [+|-]0[0-7][suffix]
// positive testing
ASSERT_EQUALS(true, MathLib::isOct("010"));
ASSERT_EQUALS(true, MathLib::isOct("+010"));
ASSERT_EQUALS(true, MathLib::isOct("-010"));
ASSERT_EQUALS(true, MathLib::isOct("0175"));
ASSERT_EQUALS(true, MathLib::isOct("+0175"));
ASSERT_EQUALS(true, MathLib::isOct("-0175"));
ASSERT_EQUALS(true, MathLib::isOct("00"));
ASSERT_EQUALS(true, MathLib::isOct("02"));
ASSERT_EQUALS(true, MathLib::isOct("+042"));
ASSERT_EQUALS(true, MathLib::isOct("-042"));
ASSERT_EQUALS(true, MathLib::isOct("+042U"));
ASSERT_EQUALS(true, MathLib::isOct("-042U"));
ASSERT_EQUALS(true, MathLib::isOct("+042L"));
ASSERT_EQUALS(true, MathLib::isOct("-042L"));
ASSERT_EQUALS(true, MathLib::isOct("+042LU"));
ASSERT_EQUALS(true, MathLib::isOct("-042LU"));
ASSERT_EQUALS(true, MathLib::isOct("+042UL"));
ASSERT_EQUALS(true, MathLib::isOct("-042UL"));
ASSERT_EQUALS(true, MathLib::isOct("+042ULL"));
ASSERT_EQUALS(true, MathLib::isOct("-042ULL"));
ASSERT_EQUALS(true, MathLib::isOct("+042LLU"));
ASSERT_EQUALS(true, MathLib::isOct("-042LLU"));
// test empty string
ASSERT_EQUALS(false, MathLib::isOct(""));
// negative testing
ASSERT_EQUALS(false, MathLib::isOct("0"));
ASSERT_EQUALS(false, MathLib::isOct("-0x175"));
ASSERT_EQUALS(false, MathLib::isOct("-0_garbage_"));
ASSERT_EQUALS(false, MathLib::isOct(" "));
ASSERT_EQUALS(false, MathLib::isOct(" "));
ASSERT_EQUALS(false, MathLib::isOct("02."));
ASSERT_EQUALS(false, MathLib::isOct("02E2"));
ASSERT_EQUALS(false, MathLib::isOct("+042x"));
ASSERT_EQUALS(false, MathLib::isOct("-042x"));
ASSERT_EQUALS(false, MathLib::isOct("+042Ux"));
ASSERT_EQUALS(false, MathLib::isOct("-042Ux"));
ASSERT_EQUALS(false, MathLib::isOct("+042Lx"));
ASSERT_EQUALS(false, MathLib::isOct("-042Lx"));
ASSERT_EQUALS(false, MathLib::isOct("+042ULx"));
ASSERT_EQUALS(false, MathLib::isOct("-042ULx"));
ASSERT_EQUALS(false, MathLib::isOct("+042LLx"));
ASSERT_EQUALS(false, MathLib::isOct("-042LLx"));
ASSERT_EQUALS(false, MathLib::isOct("+042ULLx"));
ASSERT_EQUALS(false, MathLib::isOct("-042ULLx"));
ASSERT_EQUALS(false, MathLib::isOct("+042LLUx"));
ASSERT_EQUALS(false, MathLib::isOct("-042LLUx"));
ASSERT_EQUALS(false, MathLib::isOct("+042LUL"));
ASSERT_EQUALS(false, MathLib::isOct("-042LUL"));
// white space in front
ASSERT_EQUALS(false, MathLib::isOct(" -042ULL"));
// trailing white space
ASSERT_EQUALS(false, MathLib::isOct("-042ULL "));
// front and trailing white space
ASSERT_EQUALS(false, MathLib::isOct(" -042ULL "));
ASSERT_EQUALS(false, MathLib::isOct("+042LUL+0"));
}
void isFloatHex() const {
// hex number syntax: [sign]0x[hexnumbers][suffix]
ASSERT_EQUALS(true, MathLib::isFloatHex("0x1.999999999999ap-4"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x0.3p10"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x1.fp3"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x1P-1"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0xcc.ccccccccccdp-11"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x3.243F6A88p+03"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0xA.Fp-10"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x1.2p-10f"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x1.2p+10F"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x1.2p+10l"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0x1.2p+10L"));
ASSERT_EQUALS(true, MathLib::isFloatHex("0X.2p-0"));
ASSERT_EQUALS(false, MathLib::isFloatHex(""));
ASSERT_EQUALS(false, MathLib::isFloatHex("0"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0x"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0xa"));
ASSERT_EQUALS(false, MathLib::isFloatHex("+0x"));
ASSERT_EQUALS(false, MathLib::isFloatHex("-0x"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0x"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0x."));
ASSERT_EQUALS(false, MathLib::isFloatHex("0XP"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0xx"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0x1P+-1"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0x1p+10e"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0x1p+1af"));
ASSERT_EQUALS(false, MathLib::isFloatHex("0x1p+10LL"));
}
void isIntHex() const {
// hex number syntax: [sign]0x[hexnumbers][suffix]
// positive testing
ASSERT_EQUALS(true, MathLib::isIntHex("0xa"));
ASSERT_EQUALS(true, MathLib::isIntHex("0x2AF3"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0xa"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x2AF3"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0xa"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x2AF3"));
ASSERT_EQUALS(true, MathLib::isIntHex("0x0"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0U"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0U"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0L"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0L"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0LU"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0LU"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0UL"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0UL"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0LL"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0LL"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0ULL"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0ULL"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0LLU"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0LLU"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0Z"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0Z"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0ZU"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0ZU"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0UZ"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0UZ"));
ASSERT_EQUALS(true, MathLib::isIntHex("+0x0Uz"));
ASSERT_EQUALS(true, MathLib::isIntHex("-0x0Uz"));
// negative testing
ASSERT_EQUALS(false, MathLib::isIntHex("+0x"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x"));
ASSERT_EQUALS(false, MathLib::isIntHex("0x"));
ASSERT_EQUALS(false, MathLib::isIntHex("0xl"));
ASSERT_EQUALS(false, MathLib::isIntHex("0xx"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0175"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0_garbage_"));
ASSERT_EQUALS(false, MathLib::isIntHex(" "));
ASSERT_EQUALS(false, MathLib::isIntHex(" "));
ASSERT_EQUALS(false, MathLib::isIntHex("0"));
ASSERT_EQUALS(false, MathLib::isIntHex("+0x0Lz"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0Lz"));
ASSERT_EQUALS(false, MathLib::isIntHex("+0x0LUz"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0LUz"));
ASSERT_EQUALS(false, MathLib::isIntHex("+0x0ULz"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0ULz"));