public void ModuloInvertTest()
{
BigUInt bui = new BigUInt(bitCount: 64, value: 12);
BigUInt mod = new BigUInt(bitCount: 64, value: 25);
BigUInt inverse1 = bui.ModuloInvert(mod);
Assert.AreEqual(23ul, inverse1.Data(0));
BigUInt inverse2 = bui.ModuloInvert(modulus: 25ul);
Assert.AreEqual(23ul, inverse2.Data(0));
}
public void ModuloInvertFail3Test()
{
// Should fail when biguint value and modulus are not coprime
BigUInt bui = new BigUInt(bitCount: 64, value: 12);
BigUInt mod = new BigUInt(bitCount: 64, value: 24);
Assert.IsFalse(mod.IsZero);
Assert.IsFalse(bui.IsZero);
Utilities.AssertThrows <ArgumentException>(() => bui.ModuloInvert(mod));
}
public void ModuloInvertFail2Test()
{
// Should fail when modulus is not greater than the BigUInt value
BigUInt bui = new BigUInt("DEADBEEF");
BigUInt mod = new BigUInt("BEEF");
Assert.IsFalse(mod.IsZero);
Assert.IsFalse(bui.IsZero);
Utilities.AssertThrows <ArgumentException>(() => bui.ModuloInvert(mod));
}
public void ModuloInvertFail1Test()
{
// Should fail when modulus is zero
BigUInt bui = new BigUInt("DEADBEEF");
BigUInt mod = new BigUInt();
Assert.IsTrue(mod.IsZero);
Assert.IsFalse(bui.IsZero);
Utilities.AssertThrows <ArgumentException>(() => bui.ModuloInvert(mod));
}
public void ModuloInvertFail3Test()
{
// Should fail when biguint value and modulus are not coprime
BigUInt bui = new BigUInt(bitCount: 64, value: 12);
BigUInt mod = new BigUInt(bitCount: 64, value: 24);
Assert.IsFalse(mod.IsZero);
Assert.IsFalse(bui.IsZero);
BigUInt result = bui.ModuloInvert(mod);
}
public void ModuloInvertFail2Test()
{
// Should fail when modulus is not greater than the BigUInt value
BigUInt bui = new BigUInt("DEADBEEF");
BigUInt mod = new BigUInt("BEEF");
Assert.IsFalse(mod.IsZero);
Assert.IsFalse(bui.IsZero);
BigUInt result = bui.ModuloInvert(mod);
}
public void ModuloInvertFail1Test()
{
// Should fail when modulus is zero
BigUInt bui = new BigUInt("DEADBEEF");
BigUInt mod = new BigUInt();
Assert.IsTrue(mod.IsZero);
Assert.IsFalse(bui.IsZero);
BigUInt result = bui.ModuloInvert(mod);
}
public void ExceptionsTest()
{
BigUInt bui = new BigUInt("DEADBEEF");
BigUInt bui1 = null;
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = new BigUInt((BigUInt)null));
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = new BigUInt((string)null));
Utilities.AssertThrows <ArgumentException>(() => bui1 = new BigUInt(bitCount: -1));
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = new BigUInt(bitCount: 64, hexString: null));
Utilities.AssertThrows <ArgumentException>(() => bui1 = new BigUInt(bitCount: -1, hexString: "ABCDEF"));
Utilities.AssertThrows <ArgumentException>(() => bui1 = new BigUInt(bitCount: -1, value: 10ul));
bui1 = new BigUInt();
BigUInt bui2 = new BigUInt();
Utilities.AssertThrows <ArgumentOutOfRangeException>(() => bui.Data(1));
Utilities.AssertThrows <ArgumentOutOfRangeException>(() => bui[5]);
Utilities.AssertThrows <ArgumentOutOfRangeException>(() => bui[5] = 2);
Utilities.AssertThrows <ArgumentNullException>(() => bui.DivideRemainder(bui1, null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.DivideRemainder(null, bui2));
Utilities.AssertThrows <ArgumentException>(() => bui.DivideRemainder(bui1, bui2));
Utilities.AssertThrows <ArgumentNullException>(() => bui.DivideRemainder(1ul, null));
Utilities.AssertThrows <ArgumentException>(() => bui.DivideRemainder(0ul, bui2));
Utilities.AssertThrows <ArgumentNullException>(() => bui.DuplicateFrom(null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.DuplicateTo(null));
Assert.IsFalse(bui.Equals(null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.Load(null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.ModuloInvert(null));
Utilities.AssertThrows <ArgumentException>(() => bui.Resize(bitCount: -1));
Utilities.AssertThrows <ArgumentNullException>(() => bui.Save(null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.Set((BigUInt)null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.Set((string)null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.TryModuloInvert(bui1, null));
Utilities.AssertThrows <ArgumentNullException>(() => bui.TryModuloInvert(null, bui2));
Utilities.AssertThrows <ArgumentException>(() => bui.TryModuloInvert(bui1, bui2));
Utilities.AssertThrows <ArgumentNullException>(() => bui.TryModuloInvert(1ul, null));
bui2 = null;
Utilities.AssertThrows <ArgumentNullException>(() => bui2 = +bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui2 = -bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui2 = ~bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui2++);
Utilities.AssertThrows <ArgumentNullException>(() => bui2--);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui + bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 + bui);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 + 1ul);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui - bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 - bui);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 - 1ul);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui * bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 * bui);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 * 1ul);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui / bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 / bui);
Utilities.AssertThrows <ArgumentException>(() => bui1 = bui / bui1);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 / 1ul);
Utilities.AssertThrows <ArgumentException>(() => bui1 = bui / 0ul);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui ^ bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 ^ bui);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 ^ 1ul);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui & bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 & bui);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 & 1ul);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui | bui2);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 | bui);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 | 1ul);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 << 5);
Utilities.AssertThrows <ArgumentException>(() => bui1 = bui1 << -1);
Utilities.AssertThrows <ArgumentNullException>(() => bui1 = bui2 >> 5);
Utilities.AssertThrows <ArgumentException>(() => bui1 = bui1 >> -1);
Utilities.AssertThrows <ArgumentNullException>(() => { double d = (double)bui2; });
Utilities.AssertThrows <ArgumentNullException>(() => { float f = (float)bui2; });
Utilities.AssertThrows <ArgumentNullException>(() => { ulong u = (ulong)bui2; });
Utilities.AssertThrows <ArgumentNullException>(() => { long l = (long)bui2; });
Utilities.AssertThrows <ArgumentNullException>(() => { uint u = (uint)bui2; });
Utilities.AssertThrows <ArgumentNullException>(() => { int i = (int)bui2; });
}