Esempio n. 1
0
        public void Test_BitCount_Int64()
        {
            assertEquals(0, BitOperation.PopCount(0x0L));
            assertEquals(1, BitOperation.PopCount(0x1L));
            assertEquals(1, BitOperation.PopCount(0x2L));
            assertEquals(2, BitOperation.PopCount(0x3L));
            assertEquals(1, BitOperation.PopCount(0x4L));
            assertEquals(2, BitOperation.PopCount(0x5L));
            assertEquals(2, BitOperation.PopCount(0x6L));
            assertEquals(3, BitOperation.PopCount(0x7L));
            assertEquals(1, BitOperation.PopCount(0x8L));
            assertEquals(2, BitOperation.PopCount(0x9L));
            assertEquals(2, BitOperation.PopCount(0xAL));
            assertEquals(3, BitOperation.PopCount(0xBL));
            assertEquals(2, BitOperation.PopCount(0xCL));
            assertEquals(3, BitOperation.PopCount(0xDL));
            assertEquals(3, BitOperation.PopCount(0xEL));
            assertEquals(4, BitOperation.PopCount(0xFL));

            assertEquals(8, BitOperation.PopCount(0xFFL));
            assertEquals(12, BitOperation.PopCount(0xFFFL));
            assertEquals(16, BitOperation.PopCount(0xFFFFL));
            assertEquals(20, BitOperation.PopCount(0xFFFFFL));
            assertEquals(24, BitOperation.PopCount(0xFFFFFFL));
            assertEquals(28, BitOperation.PopCount(0xFFFFFFFL));
            assertEquals(64, BitOperation.PopCount(unchecked ((long)0xFFFFFFFFFFFFFFFFL)));
        }
Esempio n. 2
0
        public void Test_BitCount_Int32()
        {
            assertEquals(0, BitOperation.PopCount(0x0));
            assertEquals(1, BitOperation.PopCount(0x1));
            assertEquals(1, BitOperation.PopCount(0x2));
            assertEquals(2, BitOperation.PopCount(0x3));
            assertEquals(1, BitOperation.PopCount(0x4));
            assertEquals(2, BitOperation.PopCount(0x5));
            assertEquals(2, BitOperation.PopCount(0x6));
            assertEquals(3, BitOperation.PopCount(0x7));
            assertEquals(1, BitOperation.PopCount(0x8));
            assertEquals(2, BitOperation.PopCount(0x9));
            assertEquals(2, BitOperation.PopCount(0xA));
            assertEquals(3, BitOperation.PopCount(0xB));
            assertEquals(2, BitOperation.PopCount(0xC));
            assertEquals(3, BitOperation.PopCount(0xD));
            assertEquals(3, BitOperation.PopCount(0xE));
            assertEquals(4, BitOperation.PopCount(0xF));

            assertEquals(8, BitOperation.PopCount(0xFF));
            assertEquals(12, BitOperation.PopCount(0xFFF));
            assertEquals(16, BitOperation.PopCount(0xFFFF));
            assertEquals(20, BitOperation.PopCount(0xFFFFF));
            assertEquals(24, BitOperation.PopCount(0xFFFFFF));
            assertEquals(28, BitOperation.PopCount(0xFFFFFFF));
            assertEquals(32, BitOperation.PopCount(unchecked ((int)0xFFFFFFFF)));
        }