core/tests/UtilityTests.cpp

#include "tests/UtilityTests.h"

#include "test/Test.h"
#include "utils/Utility.h"

static void testPopCount(Core::Test& test) {
    test.checkEqual(4, Core::popCount(0xF), "pop count 1");
    test.checkEqual(0, Core::popCount(0x0), "pop count 2");
    test.checkEqual(2, Core::popCount(0x6), "pop count 3");
    test.checkEqual(7, Core::popCount(0x7F), "pop count 4");
    test.checkEqual(3, Core::popCount(0x2A), "pop count 5");
    test.checkEqual(32, Core::popCount(0xFFFFFFFF), "pop count 6");
    test.checkEqual(64, Core::popCount(0xFFFFFFFFFFFFFFFFL), "pop count 7");
    test.checkEqual(44, Core::popCount(0xFFFF0FFFFFFF), "pop count 8");
    test.checkEqual(32, Core::popCount(-1), "pop count 9");
}

void Core::UtilityTests::test() {
    Core::Test test("Utility");
    testPopCount(test);
    test.finalize();
}