Common C++ classes and routines used by my applications such as argument parser, IO and conversion utilities
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#include "../math/math.h"
#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>
using namespace std;
using namespace MathUtilities;
using namespace CPPUNIT_NS;
/*!
* \brief The MathTests class tests functions of the MathUtilities namespace.
*/
class MathTests : public TestFixture {
CPPUNIT_TEST_SUITE(MathTests);
CPPUNIT_TEST(testRandom);
CPPUNIT_TEST(testDigitsum);
CPPUNIT_TEST(testFactorial);
CPPUNIT_TEST(testPowerModulo);
CPPUNIT_TEST(testInverseModulo);
CPPUNIT_TEST(testOrderModulo);
CPPUNIT_TEST_SUITE_END();
public:
void setUp()
{
}
void tearDown()
{
}
void testRandom();
void testDigitsum();
void testFactorial();
void testPowerModulo();
void testInverseModulo();
void testOrderModulo();
};
CPPUNIT_TEST_SUITE_REGISTRATION(MathTests);
void MathTests::testRandom()
{
CPPUNIT_ASSERT_EQUAL(6, random(5, 7));
}
void MathTests::testDigitsum()
{
CPPUNIT_ASSERT_EQUAL(0, digitsum(0));
CPPUNIT_ASSERT_EQUAL(7, digitsum(16));
CPPUNIT_ASSERT_EQUAL(1, digitsum(16, 16));
}
void MathTests::testFactorial()
{
CPPUNIT_ASSERT_EQUAL(6, factorial(3));
}
void MathTests::testPowerModulo()
{
CPPUNIT_ASSERT_EQUAL(25ul, powerModulo(5, 2, 30));
CPPUNIT_ASSERT_EQUAL(5ul, powerModulo(5, 2, 20));
}
void MathTests::testInverseModulo()
{
CPPUNIT_ASSERT_EQUAL(-12l, inverseModulo(2, 25));
CPPUNIT_ASSERT_EQUAL(-8l, inverseModulo(3, 25));
}
void MathTests::testOrderModulo()
{
CPPUNIT_ASSERT_EQUAL(20ul, orderModulo(2, 25));
CPPUNIT_ASSERT_EQUAL(5ul, orderModulo(6, 25));
CPPUNIT_ASSERT_EQUAL(0ul, orderModulo(5, 25));
}