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testmathlib.cpp
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1166 lines (1082 loc) · 59.5 KB
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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2018 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 "mathlib.h"
#include "testsuite.h"
struct InternalError;
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(toLongNumber);
TEST_CASE(toDoubleNumber);
TEST_CASE(naninf);
TEST_CASE(isNullValue);
TEST_CASE(incdec);
TEST_CASE(sin);
TEST_CASE(cos);
TEST_CASE(tan);
TEST_CASE(abs);
TEST_CASE(toString);
TEST_CASE(characterLiteralsNormalization);
TEST_CASE(CPP14DigitSeparators);
}
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(MathLib::divide("123", "0"), InternalError); // throw
ASSERT_THROW(MathLib::divide("-9223372036854775808", "-1"), InternalError); // #4520 - out of range => throw
ASSERT_EQUALS("4611686018427387904", MathLib::divide("-9223372036854775808", "-2")); // #6679
MathLib::divide("123", "0.0"); // don't throw
// Unknown action should throw exception
ASSERT_THROW(MathLib::calculate("1","2",'j'),InternalError);
}
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(MathLib::calculate("123", "0", '%'), InternalError); // 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 toLongNumber() const {
// from hex
ASSERT_EQUALS(0, MathLib::toLongNumber("0x0"));
ASSERT_EQUALS(0, MathLib::toLongNumber("-0x0"));
ASSERT_EQUALS(0, MathLib::toLongNumber("+0x0"));
ASSERT_EQUALS(10, MathLib::toLongNumber("0xa"));
ASSERT_EQUALS(10995, MathLib::toLongNumber("0x2AF3"));
ASSERT_EQUALS(-10, MathLib::toLongNumber("-0xa"));
ASSERT_EQUALS(-10995, MathLib::toLongNumber("-0x2AF3"));
ASSERT_EQUALS(10, MathLib::toLongNumber("+0xa"));
ASSERT_EQUALS(10995, MathLib::toLongNumber("+0x2AF3"));
// from octal
ASSERT_EQUALS(8, MathLib::toLongNumber("010"));
ASSERT_EQUALS(8, MathLib::toLongNumber("+010"));
ASSERT_EQUALS(-8, MathLib::toLongNumber("-010"));
ASSERT_EQUALS(125, MathLib::toLongNumber("0175"));
ASSERT_EQUALS(125, MathLib::toLongNumber("+0175"));
ASSERT_EQUALS(-125, MathLib::toLongNumber("-0175"));
// from binary
ASSERT_EQUALS(0, MathLib::toLongNumber("0b0"));
ASSERT_EQUALS(1, MathLib::toLongNumber("0b1"));
ASSERT_EQUALS(1, MathLib::toLongNumber("+0b1"));
ASSERT_EQUALS(-1, MathLib::toLongNumber("-0b1"));
ASSERT_EQUALS(215, MathLib::toLongNumber("0b11010111"));
ASSERT_EQUALS(-215, MathLib::toLongNumber("-0b11010111"));
ASSERT_EQUALS(215, MathLib::toLongNumber("0B11010111"));
// from base 10
ASSERT_EQUALS(10, MathLib::toLongNumber("10"));
ASSERT_EQUALS(10, MathLib::toLongNumber("10."));
ASSERT_EQUALS(10, MathLib::toLongNumber("10.0"));
ASSERT_EQUALS(100, MathLib::toLongNumber("10E+1"));
ASSERT_EQUALS(1, MathLib::toLongNumber("10E-1"));
ASSERT_EQUALS(100, MathLib::toLongNumber("+10E+1"));
ASSERT_EQUALS(-1, MathLib::toLongNumber("-10E-1"));
ASSERT_EQUALS(100, MathLib::toLongNumber("+10.E+1"));
ASSERT_EQUALS(-1, MathLib::toLongNumber("-10.E-1"));
ASSERT_EQUALS(100, MathLib::toLongNumber("+10.0E+1"));
ASSERT_EQUALS(-1, MathLib::toLongNumber("-10.0E-1"));
// from char
ASSERT_EQUALS((int)('A'), MathLib::toLongNumber("'A'"));
ASSERT_EQUALS((int)('\x10'), MathLib::toLongNumber("'\\x10'"));
ASSERT_EQUALS((int)('\100'), MathLib::toLongNumber("'\\100'"));
ASSERT_EQUALS((int)('\200'), MathLib::toLongNumber("'\\200'"));
#ifdef __GNUC__
// BEGIN Implementation-specific results
ASSERT_EQUALS((int)('AB'), MathLib::toLongNumber("'AB'"));
ASSERT_EQUALS((int)('ABC'), MathLib::toLongNumber("'ABC'"));
ASSERT_EQUALS((int)('ABCD'), MathLib::toLongNumber("'ABCD'"));
ASSERT_EQUALS((int)('ABCDE'), MathLib::toLongNumber("'ABCDE'"));
// END Implementation-specific results
#endif
ASSERT_EQUALS((int)('\0'), MathLib::toLongNumber("'\\0'"));
ASSERT_EQUALS(0x1B, MathLib::toLongNumber("'\\e'"));
ASSERT_EQUALS((int)('\r'), MathLib::toLongNumber("'\\r'"));
ASSERT_EQUALS((int)('\x12'), MathLib::toLongNumber("'\\x12'"));
// may cause some compile problems: ASSERT_EQUALS((int)('\x123'), MathLib::toLongNumber("'\\x123'"));
// may cause some compile problems: ASSERT_EQUALS((int)('\x1234'), MathLib::toLongNumber("'\\x1234'"));
ASSERT_EQUALS((int)('\3'), MathLib::toLongNumber("'\\3'"));
ASSERT_EQUALS((int)('\34'), MathLib::toLongNumber("'\\34'"));
ASSERT_EQUALS((int)('\034'), MathLib::toLongNumber("'\\034'"));
ASSERT_EQUALS((int)('\x34'), MathLib::toLongNumber("'\\x34'"));
ASSERT_EQUALS((int)('\134'), MathLib::toLongNumber("'\\134'"));
ASSERT_EQUALS((int)('\134t'), MathLib::toLongNumber("'\\134t'")); // Ticket #7452
ASSERT_THROW(MathLib::toLongNumber("'\\9'"), InternalError);
ASSERT_THROW(MathLib::toLongNumber("'\\934'"), InternalError);
// that is not gcc/clang encoding
ASSERT_EQUALS(959657011, MathLib::toLongNumber("'\\u9343'"));
ASSERT_EQUALS(1714631779, MathLib::toLongNumber("'\\U0001f34c'"));
{
// some unit-testing for a utility function
ASSERT_EQUALS(0, MathLib::characterLiteralToLongNumber(std::string()));
ASSERT_EQUALS(32, MathLib::characterLiteralToLongNumber(std::string(" ")));
ASSERT_EQUALS(538976288, MathLib::characterLiteralToLongNumber(std::string(" ")));
ASSERT_THROW(MathLib::characterLiteralToLongNumber(std::string("\\u")), InternalError);
}
ASSERT_EQUALS(-8552249625308161526, MathLib::toLongNumber("0x89504e470d0a1a0a"));
ASSERT_EQUALS(-8481036456200365558, MathLib::toLongNumber("0x8a4d4e470d0a1a0a"));
ASSERT_EQUALS(9894494448401390090ULL, MathLib::toULongNumber("0x89504e470d0a1a0a"));
ASSERT_EQUALS(9965707617509186058ULL, MathLib::toULongNumber("0x8a4d4e470d0a1a0a"));
// zero input
ASSERT_EQUALS(0, MathLib::toULongNumber("0"));
ASSERT_EQUALS(0, MathLib::toULongNumber("-0"));
ASSERT_EQUALS(0, MathLib::toULongNumber("+0"));
ASSERT_EQUALS(0U, MathLib::toULongNumber("0U"));
ASSERT_EQUALS(0, MathLib::toULongNumber("-0x0"));
ASSERT_EQUALS(1U, MathLib::toULongNumber("1U"));
ASSERT_EQUALS(10000U, MathLib::toULongNumber("1e4"));
ASSERT_EQUALS(10000U, MathLib::toULongNumber("1e4"));
ASSERT_EQUALS(0xFF00000000000000UL, MathLib::toULongNumber("0xFF00000000000000UL"));
ASSERT_EQUALS(0x0A00000000000000UL, MathLib::toULongNumber("0x0A00000000000000UL"));
ASSERT_EQUALS(9U, MathLib::toULongNumber("011"));
ASSERT_EQUALS(5U, MathLib::toULongNumber("0b101"));
// from long long
/*
* ASSERT_EQUALS(0xFF00000000000000LL, MathLib::toLongNumber("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::toLongNumber("0x0A00000000000000LL"));
}
void toDoubleNumber() const {
ASSERT_EQUALS_DOUBLE(10.0, MathLib::toDoubleNumber("10"), 0.001);
ASSERT_EQUALS_DOUBLE(1000.0, MathLib::toDoubleNumber("10E+2"), 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);
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(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);
// 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"));
// 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("+0x0Z"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0Z"));
ASSERT_EQUALS(false, MathLib::isIntHex("+0x0Uz"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0Uz"));
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"));
ASSERT_EQUALS(false, MathLib::isIntHex("+0x0LLz"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0LLz"));
ASSERT_EQUALS(false, MathLib::isIntHex("+0x0ULLz"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0ULLz"));
ASSERT_EQUALS(false, MathLib::isIntHex("+0x0LLUz"));
ASSERT_EQUALS(false, MathLib::isIntHex("-0x0LLUz"));
ASSERT_EQUALS(false, MathLib::isIntHex("0x0+0"));
ASSERT_EQUALS(false, MathLib::isIntHex("e2"));
ASSERT_EQUALS(false, MathLib::isIntHex("+E2"));
// test empty string
ASSERT_EQUALS(false, MathLib::isIntHex(""));
}
void isValidIntegerSuffix(void) const {
// negative testing
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix(""));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("ux"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("ulx"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("lx"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("lux"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("lll"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("garbage"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("llu "));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("i"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("iX"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("i6X"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("i64X"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("i64 "));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("i66"));
// positive testing
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("u"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("ul"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("ull"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("l"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("lu"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("ll"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("llu"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("llU"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("LLU"));
// Microsoft extensions:
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("i64"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("I64"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("ui64"));
ASSERT_EQUALS(true, MathLib::isValidIntegerSuffix("UI64"));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("i64", false));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("I64", false));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("ui64", false));
ASSERT_EQUALS(false, MathLib::isValidIntegerSuffix("UI64", false));
}
void ispositive() const {
ASSERT_EQUALS(false, MathLib::isPositive("-1"));
ASSERT_EQUALS(false, MathLib::isPositive("-1."));
ASSERT_EQUALS(false, MathLib::isPositive("-1.0"));
ASSERT_EQUALS(false, MathLib::isPositive("-1.0E+2"));
ASSERT_EQUALS(false, MathLib::isPositive("-1.0E-2"));
ASSERT_EQUALS(true, MathLib::isPositive("+1"));
ASSERT_EQUALS(true, MathLib::isPositive("+1."));
ASSERT_EQUALS(true, MathLib::isPositive("+1.0"));
ASSERT_EQUALS(true, MathLib::isPositive("+1.0E+2"));
ASSERT_EQUALS(true, MathLib::isPositive("+1.0E-2"));
// test empty string
ASSERT_EQUALS(false, MathLib::isPositive("")); // "" is neither positive nor negative
}
void isFloat() const {
ASSERT_EQUALS(false, MathLib::isFloat(""));
ASSERT_EQUALS(true, MathLib::isFloat("0.f"));
ASSERT_EQUALS(true, MathLib::isFloat("0.f"));
ASSERT_EQUALS(true, MathLib::isFloat("0xA.Fp-10"));
}
void isDecimalFloat() const {
ASSERT_EQUALS(false, MathLib::isDecimalFloat(""));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("..."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(".e"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(".e2"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(".E"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+E."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+e."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("-E."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("-e."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("-X"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+X"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("-."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("-."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("-"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(" "));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("0"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("0 "));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(" 0 "));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(" 0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0."));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.f"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.F"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.l"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.L"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("0. "));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(" 0. "));
ASSERT_EQUALS(false, MathLib::isDecimalFloat(" 0."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("0.."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("..0.."));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("..0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.0f"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.0F"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.0l"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.0L"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-0."));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0."));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-0.0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0.0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0E0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0E0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0E0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0E+0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0E-0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-0E+0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-0E-0"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0.0E+1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+0.0E-1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-0.0E+1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-0.0E-1"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("1"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("-1"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1e+1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+100"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+100f"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+100F"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+100l"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+100L"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+007")); // to be sure about #5485
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+001f"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+001F"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+001l"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+001L"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1E+10000"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-1E+1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-1E+10000"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat(".1250E+04"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-1E-1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-1E-10000"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1.23e+01"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("+1.23E+01"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1e+x"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1E+X"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1E+001lX"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1E+001LX"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1E+001f2"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1E+001F2"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1e+003x"));
ASSERT_EQUALS(false, MathLib::isDecimalFloat("+1E+003X"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.4"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.3f"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.3F"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.3l"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.3L"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("0.00004"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.00001f"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.00001F"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.00001l"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("2352.00001L"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat(".4"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat(".3e2"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("1.0E+1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("1.0E-1"));
ASSERT_EQUALS(true, MathLib::isDecimalFloat("-1.0E+1"));
}
void naninf() const {
ASSERT_EQUALS("nan.0", MathLib::divide("0.0", "0.0")); // nan
ASSERT_EQUALS("nan.0", MathLib::divide("0.0", "0.f")); // nan (#5875)
ASSERT_EQUALS("nan.0", MathLib::divide("-0.0", "0.f")); // nan (#5875)
ASSERT_EQUALS("nan.0", MathLib::divide("-0.f", "0.f")); // nan (#5875)
ASSERT_EQUALS("nan.0", MathLib::divide("-0.0", "-0.f")); // nan (#5875)
ASSERT_EQUALS("nan.0", MathLib::divide("-.0", "-0.f")); // nan (#5875)
ASSERT_EQUALS("nan.0", MathLib::divide("0.0", "-0.f")); // nan (#5875)
ASSERT_EQUALS("nan.0", MathLib::divide("0.f", "-0.f")); // nan (#5875)
ASSERT_EQUALS("inf.0", MathLib::divide("3.0", "0.0")); // inf
ASSERT_EQUALS("inf.0", MathLib::divide("3.0", "0.f")); // inf (#5875)
ASSERT_EQUALS("-inf.0", MathLib::divide("-3.0", "0.0")); // -inf (#5142)
ASSERT_EQUALS("-inf.0", MathLib::divide("-3.0", "0.0f")); // -inf (#5142)
ASSERT_EQUALS("-inf.0", MathLib::divide("-3.0", "-0.0f")); // inf (#5142)
}
void isdec(void) const {
// positive testing
ASSERT_EQUALS(true, MathLib::isDec("1"));
ASSERT_EQUALS(true, MathLib::isDec("+1"));
ASSERT_EQUALS(true, MathLib::isDec("-1"));
ASSERT_EQUALS(true, MathLib::isDec("-100"));
ASSERT_EQUALS(true, MathLib::isDec("-1L"));
ASSERT_EQUALS(true, MathLib::isDec("1UL"));
// negative testing
ASSERT_EQUALS(false, MathLib::isDec("-1."));
ASSERT_EQUALS(false, MathLib::isDec("+1."));
ASSERT_EQUALS(false, MathLib::isDec("-x"));
ASSERT_EQUALS(false, MathLib::isDec("+x"));
ASSERT_EQUALS(false, MathLib::isDec("x"));
ASSERT_EQUALS(false, MathLib::isDec(""));
}
void isNullValue() const {
// inter zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0"));
// inter zero value (octal)
ASSERT_EQUALS(true, MathLib::isNullValue("00"));
ASSERT_EQUALS(true, MathLib::isNullValue("+00"));
ASSERT_EQUALS(true, MathLib::isNullValue("-00"));
// inter zero value (hex)
ASSERT_EQUALS(true, MathLib::isNullValue("0x0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0x0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0x0"));
// unsigned integer zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0U"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0U"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0U"));
// long integer zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0L"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0L"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0L"));
// unsigned long integer zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0UL"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0UL"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0UL"));
// unsigned long integer zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0LU"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0LU"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0LU"));
// long long integer zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0LL"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0LL"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0LL"));
// long long unsigned zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0LLU"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0LLU"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0LLU"));
// unsigned long long zero value
ASSERT_EQUALS(true, MathLib::isNullValue("0ULL"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0ULL"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0ULL"));
// floating pointer zero value (no trailing zero after dot)
ASSERT_EQUALS(true, MathLib::isNullValue("0."));
ASSERT_EQUALS(true, MathLib::isNullValue("+0."));
ASSERT_EQUALS(true, MathLib::isNullValue("-0."));
// floating pointer zero value (1 trailing zero after dot)
ASSERT_EQUALS(true, MathLib::isNullValue("0.0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.0"));
// floating pointer zero value (3 trailing zeros after dot)
ASSERT_EQUALS(true, MathLib::isNullValue("0.000"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.000"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.000"));
// floating pointer zero value (no trailing zero after dot)
ASSERT_EQUALS(true, MathLib::isNullValue("00."));
ASSERT_EQUALS(true, MathLib::isNullValue("+00."));
ASSERT_EQUALS(true, MathLib::isNullValue("-00."));
// floating pointer zero value (1 trailing zero after dot)
ASSERT_EQUALS(true, MathLib::isNullValue("00.0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+00.0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-00.0"));
// floating pointer zero value (3 trailing zero after dot)
ASSERT_EQUALS(true, MathLib::isNullValue("00.000"));
ASSERT_EQUALS(true, MathLib::isNullValue("+00.000"));
ASSERT_EQUALS(true, MathLib::isNullValue("-00.000"));
// floating pointer zero value (3 trailing zero after dot)
ASSERT_EQUALS(true, MathLib::isNullValue(".000"));
// integer scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0E0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0E0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0E0"));
// integer scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0E1"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0E1"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0E1"));
// integer scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0E42"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0E42"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0E42"));
// integer scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0E429999"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0E429999"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0E429999"));
// integer scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0E+1"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0E+1"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0E+1"));
// integer scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0E+42"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0E+42"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0E+42"));
// integer scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0E+429999"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0E+429999"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0E+429999"));
// integer scientific notation