public void BitManipulationSetClearBit1CompleteTest2()
{
// Start with -1 (1111_1111_1111_1111_1111_1111_1111_1111)
int value = -1;
// Clear some bits.
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 3, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 4, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 6, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 8, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 11, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 17, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 18, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 28, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 29, false);
// Check value.
Assert.AreEqual(-805701977, value);
// -805701977 (Random #) (1100_1111_1111_1001_1111_0110_1010_0111)
for (var index = 0; index < sizeof(int) * 8; index++)
{
bool expected = index != 3 && index != 4 && index != 6 && index != 8 && index != 11 && index != 17 && index != 18 && index != 28 && index != 29;
Assert.AreEqual(expected, BitManipulationGetSetClearBit1Complete.GetBit(value, index));
}
// Set same bits.
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 3);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 4);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 6);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 8);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 11);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 17);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 18);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 28);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 29);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 31);
// Check value.
Assert.AreEqual(-1, value);
}
public void BitManipulationSetClearBit1CompleteTest1()
{
// Start with 0.
var value = 0;
// Set some bits.
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 2);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 3);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 4);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 6);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 7);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 10);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 12);
// Check value.
Assert.AreEqual(5340, value);
// 5340 (Random #) (0000_0000_0000_0000_0001_0100_1101_1100)
for (var index = 0; index < sizeof(int) * 8; index++)
{
bool expected = index == 2 || index == 3 || index == 4 || index == 6 || index == 7 || index == 10 || index == 12;
Assert.AreEqual(expected, BitManipulationGetSetClearBit1Complete.GetBit(value, index));
}
// Reset the bits.
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 2, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 3, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 4, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 6, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 7, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 10, false);
value = BitManipulationGetSetClearBit1Complete.SetClearBit(value, 12, false);
// Check value.
Assert.AreEqual(0, value);
}
public void BitManipulationGetBit1CompleteTest1()
{
// 0 (0000_0000_0000_0000_0000_0000_0000_0000)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(false, BitManipulationGetSetClearBit1Complete.GetBit(0, index));
}
// Positive
// 1 (0000_0000_0000_0000_0000_0000_0000_0001)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(index == 0, BitManipulationGetSetClearBit1Complete.GetBit(1, index));
}
// 2 (0000_0000_0000_0000_0000_0000_0000_0010)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(index == 1, BitManipulationGetSetClearBit1Complete.GetBit(2, index));
}
// 5340 (Random #) (0000_0000_0000_0000_0001_0100_1101_1100)
for (var index = 0; index < sizeof(int) * 8; index++)
{
bool expected = index == 2 || index == 3 || index == 4 || index == 6 || index == 7 || index == 10 || index == 12;
Assert.AreEqual(expected, BitManipulationGetSetClearBit1Complete.GetBit(5340, index));
}
// MaxValue - 1 (0111_1111_1111_1111_1111_1111_1111_1110)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(index != 31 && index != 0, BitManipulationGetSetClearBit1Complete.GetBit(int.MaxValue - 1, index));
}
// MaxValue (0111_1111_1111_1111_1111_1111_1111_1111)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(index != 31, BitManipulationGetSetClearBit1Complete.GetBit(int.MaxValue, index));
}
// Negative
// -1 (1111_1111_1111_1111_1111_1111_1111_1111)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(true, BitManipulationGetSetClearBit1Complete.GetBit(-1, index));
}
// -2 (1111_1111_1111_1111_1111_1111_1111_1110)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(index != 0, BitManipulationGetSetClearBit1Complete.GetBit(-2, index));
}
// MinValue (-2147483648) (1000_0000_0000_0000_0000_0000_0000_0000)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(index == 31, BitManipulationGetSetClearBit1Complete.GetBit(int.MinValue, index));
}
// MinValue + 1 (1000_0000_0000_0000_0000_0000_0000_0001)
for (var index = 0; index < sizeof(int) * 8; index++)
{
Assert.AreEqual(index == 31 || index == 0, BitManipulationGetSetClearBit1Complete.GetBit(int.MinValue + 1, index));
}
// -2147360217 (Random #) (1000_0000_0000_0001_1110_0010_0010_0111)
for (var index = 0; index < sizeof(int) * 8; index++)
{
bool expected = index == 0 || index == 1 || index == 2 || index == 5 || index == 9 || index == 13 || index == 14 || index == 15 || index == 16 || index == 31;
Assert.AreEqual(expected, BitManipulationGetSetClearBit1Complete.GetBit(-2147360217, index));
}
}