Function test_limits

test/float_equal.cpp:95–125

template <class T, class U>
static void test_limits()
{
    auto max1 = std::numeric_limits<T>::max();
    auto max2 = std::numeric_limits<U>::max();

    auto min1 = std::numeric_limits<T>::lowest();
    auto min2 = std::numeric_limits<U>::lowest();

    EXPECT(test_float_equal(max1, max1));
    EXPECT(test_float_equal(max2, max2));

    EXPECT(not test_float_equal(max1, max2));
    EXPECT(not test_float_equal(max2, max1));

    EXPECT(test_float_equal(min1, min1));
    EXPECT(test_float_equal(min2, min2));

    EXPECT(not test_float_equal(min1, min2));
    EXPECT(not test_float_equal(min2, min1));

    EXPECT(not test_float_equal(max1, min1));
    EXPECT(not test_float_equal(min1, max1));
    EXPECT(not test_float_equal(max2, min2));
    EXPECT(not test_float_equal(min2, max2));

    EXPECT(not test_float_equal(max1, min2));
    EXPECT(not test_float_equal(min2, max1));

    EXPECT(not test_float_equal(max2, min1));
    EXPECT(not test_float_equal(min1, max2));
}

TEST_CASE_REGISTER(test_limits<double, float>);
TEST_CASE_REGISTER(test_limits<double, int>);