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cppcheck/test/testmathlib.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2014 Daniel Marjamäki and 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"
class TestMathLib : public TestFixture {
public:
TestMathLib() : TestFixture("TestMathLib") {
}
private:
void run() {
TEST_CASE(isint);
TEST_CASE(isbin);
TEST_CASE(isoct);
TEST_CASE(ishex);
TEST_CASE(isnegative);
TEST_CASE(ispositive);
TEST_CASE(isfloat);
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(convert);
TEST_CASE(naninf);
TEST_CASE(isNullValue);
}
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
MathLib::divide("123", "0.0"); // don't throw
// Unknown action should throw exception
ASSERT_THROW(MathLib::calculate("1","2",'j'),InternalError);
}
void calculate1() const { // mod
ASSERT_EQUALS("0" , MathLib::calculate("2" , "1" , '%'));
ASSERT_EQUALS("0.0" , MathLib::calculate("2.0" , "1.0" , '%'));
ASSERT_EQUALS("2" , MathLib::calculate("12" , "5" , '%'));
ASSERT_EQUALS("1" , MathLib::calculate("100" , "3" , '%'));
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" , '%'));
ASSERT_THROW(MathLib::calculate("123", "0", '%'), InternalError); // throw
MathLib::calculate("123", "0.0", '%'); // don't throw
}
void convert() const {
// ------------------
// tolong conversion:
// ------------------
// from hex
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 long long
ASSERT_EQUALS(0xFF00000000000000LL, MathLib::toLongNumber("0xFF00000000000000LL"));
ASSERT_EQUALS(0x0A00000000000000LL, MathLib::toLongNumber("0x0A00000000000000LL"));
// -----------------
// to double number:
// -----------------
ASSERT_EQUALS_DOUBLE(10.0 , MathLib::toDoubleNumber("10"));
ASSERT_EQUALS_DOUBLE(1000.0, MathLib::toDoubleNumber("10E+2"));
ASSERT_EQUALS_DOUBLE(100.0 , MathLib::toDoubleNumber("1.0E+2"));
ASSERT_EQUALS_DOUBLE(-100.0, MathLib::toDoubleNumber("-1.0E+2"));
ASSERT_EQUALS_DOUBLE(-1e+10, MathLib::toDoubleNumber("-1.0E+10"));
ASSERT_EQUALS_DOUBLE(100.0 , MathLib::toDoubleNumber("+1.0E+2"));
ASSERT_EQUALS_DOUBLE(1e+10 , MathLib::toDoubleNumber("+1.0E+10"));
ASSERT_EQUALS_DOUBLE(100.0 , MathLib::toDoubleNumber("1.0E+2"));
ASSERT_EQUALS_DOUBLE(1e+10 , MathLib::toDoubleNumber("1.0E+10"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("0E+0"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("0E-0"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("0E+00"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("0E-00"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("-0E+00"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("+0E-00"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("0"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("0."));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("0.0"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("-0"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("+0"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("-0."));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("+0."));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("-0.0"));
ASSERT_EQUALS_DOUBLE(0.0 , MathLib::toDoubleNumber("+0.0"));
// 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")));
}
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("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 ishex() const {
// hex number syntax: [sign]0x[hexnumbers][suffix]
// positive testing
ASSERT_EQUALS(true, MathLib::isHex("0xa"));
ASSERT_EQUALS(true, MathLib::isHex("0x2AF3"));
ASSERT_EQUALS(true, MathLib::isHex("-0xa"));
ASSERT_EQUALS(true, MathLib::isHex("-0x2AF3"));
ASSERT_EQUALS(true, MathLib::isHex("+0xa"));
ASSERT_EQUALS(true, MathLib::isHex("+0x2AF3"));
ASSERT_EQUALS(true, MathLib::isHex("0x0"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0U"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0U"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0L"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0L"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0LU"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0LU"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0UL"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0UL"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0LL"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0LL"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0ULL"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0ULL"));
ASSERT_EQUALS(true, MathLib::isHex("+0x0LLU"));
ASSERT_EQUALS(true, MathLib::isHex("-0x0LLU"));
// negative testing
ASSERT_EQUALS(false, MathLib::isHex("+0x"));
ASSERT_EQUALS(false, MathLib::isHex("-0x"));
ASSERT_EQUALS(false, MathLib::isHex("0x"));
ASSERT_EQUALS(false, MathLib::isHex("0xx"));
ASSERT_EQUALS(false, MathLib::isHex("-0175"));
ASSERT_EQUALS(false, MathLib::isHex("-0_garbage_"));
ASSERT_EQUALS(false, MathLib::isHex(" "));
ASSERT_EQUALS(false, MathLib::isHex(" "));
ASSERT_EQUALS(false, MathLib::isHex("0"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0Z"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0Z"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0Uz"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0Uz"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0Lz"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0Lz"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0LUz"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0LUz"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0ULz"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0ULz"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0LLz"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0LLz"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0ULLz"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0ULLz"));
ASSERT_EQUALS(false, MathLib::isHex("+0x0LLUz"));
ASSERT_EQUALS(false, MathLib::isHex("-0x0LLUz"));
ASSERT_EQUALS(false, MathLib::isHex("0x0+0"));
ASSERT_EQUALS(false, MathLib::isHex("e2"));
ASSERT_EQUALS(false, MathLib::isHex("+E2"));
// test empty string
ASSERT_EQUALS(false, MathLib::isHex(""));
}
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(true, MathLib::isPositive("")); // because it has opposite result to MathLib::isNegative
}
void isfloat() const {
ASSERT_EQUALS(false, MathLib::isFloat(""));
ASSERT_EQUALS(false, MathLib::isFloat("."));
ASSERT_EQUALS(false, MathLib::isFloat("..."));
ASSERT_EQUALS(false, MathLib::isFloat("+E."));
ASSERT_EQUALS(false, MathLib::isFloat("+e."));
ASSERT_EQUALS(false, MathLib::isFloat("-E."));
ASSERT_EQUALS(false, MathLib::isFloat("-e."));
ASSERT_EQUALS(false, MathLib::isFloat("-."));
ASSERT_EQUALS(false, MathLib::isFloat("-."));
ASSERT_EQUALS(false, MathLib::isFloat("-"));
ASSERT_EQUALS(false, MathLib::isFloat("+"));
ASSERT_EQUALS(false, MathLib::isFloat(" "));
ASSERT_EQUALS(false, MathLib::isFloat("0"));
ASSERT_EQUALS(false, MathLib::isFloat("0 "));
ASSERT_EQUALS(false, MathLib::isFloat(" 0 "));
ASSERT_EQUALS(false, MathLib::isFloat(" 0"));
ASSERT_EQUALS(true , MathLib::isFloat("0."));
ASSERT_EQUALS(false , MathLib::isFloat("0. "));
ASSERT_EQUALS(false , MathLib::isFloat(" 0. "));
ASSERT_EQUALS(false , MathLib::isFloat(" 0."));
ASSERT_EQUALS(false , MathLib::isFloat("0.."));
ASSERT_EQUALS(false , MathLib::isFloat("..0.."));
ASSERT_EQUALS(false , MathLib::isFloat("..0"));
ASSERT_EQUALS(true , MathLib::isFloat("0.0"));
ASSERT_EQUALS(true , MathLib::isFloat("-0."));
ASSERT_EQUALS(true , MathLib::isFloat("+0."));
ASSERT_EQUALS(true , MathLib::isFloat("-0.0"));
ASSERT_EQUALS(true , MathLib::isFloat("+0.0"));
ASSERT_EQUALS(true , MathLib::isFloat("0E0"));
ASSERT_EQUALS(true , MathLib::isFloat("+0E0"));
ASSERT_EQUALS(true , MathLib::isFloat("+0E0"));
ASSERT_EQUALS(true , MathLib::isFloat("+0E+0"));
ASSERT_EQUALS(true , MathLib::isFloat("+0E-0"));
ASSERT_EQUALS(true , MathLib::isFloat("-0E+0"));
ASSERT_EQUALS(true , MathLib::isFloat("-0E-0"));
ASSERT_EQUALS(true , MathLib::isFloat("+0.0E+1"));
ASSERT_EQUALS(true , MathLib::isFloat("+0.0E-1"));
ASSERT_EQUALS(true , MathLib::isFloat("-0.0E+1"));
ASSERT_EQUALS(true , MathLib::isFloat("-0.0E-1"));
ASSERT_EQUALS(false , MathLib::isFloat("1"));
ASSERT_EQUALS(false , MathLib::isFloat("-1"));
ASSERT_EQUALS(false , MathLib::isFloat("+1"));
ASSERT_EQUALS(true , MathLib::isFloat("+1e+1"));
ASSERT_EQUALS(true , MathLib::isFloat("+1E+1"));
ASSERT_EQUALS(true , MathLib::isFloat("+1E+100"));
ASSERT_EQUALS(true , MathLib::isFloat("+1E+100f"));
ASSERT_EQUALS(true , MathLib::isFloat("+1E+007")); // to be sure about #5485
ASSERT_EQUALS(true , MathLib::isFloat("+1E+001f"));
ASSERT_EQUALS(false , MathLib::isFloat("+1E+001f2"));
ASSERT_EQUALS(true , MathLib::isFloat("+1E+10000"));
ASSERT_EQUALS(true , MathLib::isFloat("-1E+1"));
ASSERT_EQUALS(true , MathLib::isFloat("-1E+10000"));
ASSERT_EQUALS(true , MathLib::isFloat(".1250E+04"));
ASSERT_EQUALS(true , MathLib::isFloat("-1E-1"));
ASSERT_EQUALS(true , MathLib::isFloat("-1E-10000"));
ASSERT_EQUALS(true , MathLib::isFloat("+1.23e+01"));
ASSERT_EQUALS(true , MathLib::isFloat("+1.23E+01"));
ASSERT_EQUALS(true , MathLib::isFloat("0.4"));
ASSERT_EQUALS(true , MathLib::isFloat("2352.3f"));
ASSERT_EQUALS(true , MathLib::isFloat("0.00004"));
ASSERT_EQUALS(true , MathLib::isFloat("2352.00001f"));
ASSERT_EQUALS(true , MathLib::isFloat(".4"));
ASSERT_EQUALS(true , MathLib::isFloat(".3e2"));
ASSERT_EQUALS(true , MathLib::isFloat("1.0E+1"));
ASSERT_EQUALS(true , MathLib::isFloat("1.0E-1"));
ASSERT_EQUALS(true , MathLib::isFloat("-1.0E+1"));
}
void naninf() const {
ASSERT_EQUALS("nan.0", MathLib::divide("0.0", "0.0")); // nan
ASSERT_EQUALS("inf.0", MathLib::divide("3.0", "0.0")); // inf
ASSERT_EQUALS("-inf.0", MathLib::divide("-3.0", "0.0")); // -inf (#5142)
}
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 unsigend 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
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"));
// floating point scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0.E0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.E0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.E0"));
// floating point scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0.E-0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.E-0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.E+0"));
// floating point scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0.E+0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.E+0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.E+0"));
// floating point scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("0.00E-0"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.00E-0"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.00E-0"));
// floating point scientific notation
ASSERT_EQUALS(true, MathLib::isNullValue("00000.00E-000000000"));
ASSERT_EQUALS(true, MathLib::isNullValue("+00000.00E-000000000"));
ASSERT_EQUALS(true, MathLib::isNullValue("-00000.00E-000000000"));
// floating point scientific notation (suffix f)
ASSERT_EQUALS(true, MathLib::isNullValue("0.f"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.f"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.f"));
// floating point scientific notation (suffix f)
ASSERT_EQUALS(true, MathLib::isNullValue("0.0f"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0.0f"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0.0f"));
// floating point scientific notation (suffix f)
ASSERT_EQUALS(true, MathLib::isNullValue("00.0f"));
ASSERT_EQUALS(true, MathLib::isNullValue("+00.0f"));
ASSERT_EQUALS(true, MathLib::isNullValue("-00.0f"));
// floating point scientific notation (suffix f)
ASSERT_EQUALS(true, MathLib::isNullValue("00.00f"));
ASSERT_EQUALS(true, MathLib::isNullValue("+00.00f"));
ASSERT_EQUALS(true, MathLib::isNullValue("-00.00f"));
// floating point scientific notation (suffix f)
ASSERT_EQUALS(true, MathLib::isNullValue("00.00E+1f"));
ASSERT_EQUALS(true, MathLib::isNullValue("+00.00E+1f"));
ASSERT_EQUALS(true, MathLib::isNullValue("-00.00E+1f"));
// binary numbers
ASSERT_EQUALS(true, MathLib::isNullValue("0b00"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0b00"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0b00"));
// binary numbers (long)
ASSERT_EQUALS(true, MathLib::isNullValue("0b00L"));
ASSERT_EQUALS(true, MathLib::isNullValue("+0b00L"));
ASSERT_EQUALS(true, MathLib::isNullValue("-0b00L"));
// negative testing
ASSERT_EQUALS(false, MathLib::isNullValue("0.1"));
ASSERT_EQUALS(false, MathLib::isNullValue("1.0"));
ASSERT_EQUALS(false, MathLib::isNullValue("0.01"));
ASSERT_EQUALS(false, MathLib::isNullValue("-00.01e-12"));
ASSERT_EQUALS(false, MathLib::isNullValue("-00.01e+12"));
ASSERT_EQUALS(false, MathLib::isNullValue(""));
ASSERT_EQUALS(false, MathLib::isNullValue(" "));
ASSERT_EQUALS(false, MathLib::isNullValue("x"));
ASSERT_EQUALS(false, MathLib::isNullValue("garbage"));
ASSERT_EQUALS(false, MathLib::isNullValue("UL"));
}
};
REGISTER_TEST(TestMathLib)
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