static void TestUShortGetAndSet()
{
ushort field = 0;
const ushort expectedLow = 0xAA;
const ushort expectedHigh = 0xBB;
field = BitPack.Set(field, expectedLow, 8);
field = BitPack.Set(field, expectedHigh, 8, 8);
var subFieldLow = BitPack.Get(field, 8);
var subFieldHigh = BitPack.Get(field, 8, 8);
Validate(subFieldLow, subFieldHigh, expectedLow, expectedHigh);
const ushort one = 1;
const ushort subField = 0xA;
field = 0;
field = BitPack.Set(field, one, 1);
field = BitPack.Set(field, subField, 8, 1);
subFieldLow = BitPack.Get(field, 1);
subFieldHigh = BitPack.Get(field, 8, 1);
Validate(subFieldLow, subFieldHigh, one, subField);
}
static void TestUIntGetAndSet()
{
uint field = 0;
const uint expectedLow = 0xAAAAu;
const uint expectedHigh = 0xBBBBu;
field = BitPack.Set(field, expectedLow, 16);
field = BitPack.Set(field, expectedHigh, 16, 16);
var subFieldLow = BitPack.Get(field, 16);
var subFieldHigh = BitPack.Get(field, 16, 16);
Validate(subFieldLow, subFieldHigh, expectedLow, expectedHigh);
const uint one = 1u;
const uint subField = 0xAAu;
field = 0;
field = BitPack.Set(field, one, 1);
field = BitPack.Set(field, subField, 8, 1);
subFieldLow = BitPack.Get(field, 1);
subFieldHigh = BitPack.Get(field, 8, 1);
Validate(subFieldLow, subFieldHigh, one, subField);
}
static void TestULongGetAndSet()
{
ulong field = 0;
const ulong expectedLow = 0xAAAA_AAAAul;
const ulong expectedHigh = 0xBBBB_BBBBul;
field = BitPack.Set(field, expectedLow, 32);
field = BitPack.Set(field, expectedHigh, 32, 32);
var subFieldLow = BitPack.Get(field, 32);
var subFieldHigh = BitPack.Get(field, 32, 32);
Validate(subFieldLow, subFieldHigh, expectedLow, expectedHigh);
const ulong one = 1ul;
const ulong subField = 0xAAAAul;
field = 0;
field = BitPack.Set(field, one, 1);
field = BitPack.Set(field, subField, 16, 1);
subFieldLow = BitPack.Get(field, 1);
subFieldHigh = BitPack.Get(field, 16, 1);
Validate(subFieldLow, subFieldHigh, one, subField);
}
static void TestByteGetAndSet()
{
byte field = 0;
const byte expectedLow = 0xA;
const byte expectedHigh = 0xB;
field = BitPack.Set(field, expectedLow, 4);
field = BitPack.Set(field, expectedHigh, 4, 4);
var subFieldLow = BitPack.Get(field, 4);
var subFieldHigh = BitPack.Get(field, 4, 4);
Validate(subFieldLow, subFieldHigh, expectedLow, expectedHigh);
}
public void CanCarelessUserCorruptULong()
{
ulong field = 0;
field = BitPack.Set(field, 0xAAAA_AAAA, 32);
field = BitPack.Set(field, 0xBBBB_BBBB, 32, 32);
// oops!
field = BitPack.Set(field, 0xABAB_ABAB, 32, 16);
var subFieldLow = BitPack.Get(field, 32);
var subFieldHigh = BitPack.Get(field, 32, 32);
var subFieldOops = BitPack.Get(field, 32, 16);
Assert.That(subFieldLow != 0xAAAA_AAAA, $"Unexpected Value {subFieldLow:x8}, should NOT be: 0xAAAAAAAA!");
Assert.That(subFieldHigh != 0xBBBB_BBBB, $"Unexpected Value {subFieldHigh:x8}, should NOT be: 0xBBBBBBBB!");
Assert.That(subFieldOops == 0xABAB_ABAB, $"Unexpected Value {subFieldOops:x8}, should be: ABABABAB!");
}
public void CanCarelessUserCorruptUInt()
{
uint field = 0;
field = BitPack.Set(field, 0xAAAA, 16);
field = BitPack.Set(field, 0xBBBB, 16, 16);
// oops!
field = BitPack.Set(field, 0xABAB, 16, 8);
var subFieldLow = BitPack.Get(field, 16);
var subFieldHigh = BitPack.Get(field, 16, 16);
var subFieldOops = BitPack.Get(field, 16, 8);
Assert.That(subFieldLow != 0xAAAA, $"Unexpected Value {subFieldLow:x4}, should NOT be: 0xAAAA!");
Assert.That(subFieldHigh != 0xBBBB, $"Unexpected Value {subFieldHigh:x4}, should NOT be: 0xBBBB!");
Assert.That(subFieldOops == 0xABAB, $"Unexpected Value {subFieldOops:x4}, should be: ABAB!");
}
public void CanCarelessUserCorruptByte()
{
byte field = 0;
field = BitPack.Set(field, 0xA, 4);
field = BitPack.Set(field, 0xB, 4, 4);
// oops!
field = BitPack.Set(field, 0x3, 6, 2);
var subFieldLow = BitPack.Get(field, 4);
var subFieldHigh = BitPack.Get(field, 4, 4);
var subFieldOops = BitPack.Get(field, 6, 2);
Assert.That(subFieldLow != 0xA, $"Unexpected Value {subFieldLow:x1}, should NOT be: 0xA!");
Assert.That(subFieldHigh != 0xB, $"Unexpected Value {subFieldHigh:x1}, should NOT be: 0xB!");
Assert.That(subFieldOops == 0x3, $"Unexpected Value {subFieldOops:x1}, should be: 0x3!");
}
