Function testComparators

src/ImathTest/testInterval.cpp:269–320

template <class T>
void
testComparators (const char* type)
{
    cout << "    comparators for type " << type << endl;

    IMATH_INTERNAL_NAMESPACE::Rand32 rand (0);

    //
    // Compare empty.
    //
    {
        IMATH_INTERNAL_NAMESPACE::Interval<T> b0;
        IMATH_INTERNAL_NAMESPACE::Interval<T> b1;

        assert (b0 == b1);
        assert (!(b0 != b1));
    }

    //
    // Compare empty to non-empty.
    //
    {
        T p0 (-1);
        T p1 (1);

        IMATH_INTERNAL_NAMESPACE::Interval<T> b0;
        IMATH_INTERNAL_NAMESPACE::Interval<T> b1 (p0, p1);
        assert (!(b0 == b1));
        assert (b0 != b1);
    }

    //
    // Compare two non-empty
    //
    {
        T p0 (-1);
        T p1 (1);

        T p2 (-2);
        T p3 (2);

        IMATH_INTERNAL_NAMESPACE::Interval<T> b0 (p0, p1);
        IMATH_INTERNAL_NAMESPACE::Interval<T> b1 (p2, p3);
        IMATH_INTERNAL_NAMESPACE::Interval<T> b2 (p0, p1);

        assert (b0 != b1);
        assert (!(b0 == b1));

        assert (b0 == b2);
        assert (!(b0 != b2));
    }
}

template <class T>
void