public void TryAppend_ExactSizeMatch()
{
BitArray outer = new BitArray(10);
BitArray inner = new BitArray(StringToArrayOfBits("110011"));
BitArray tmp = BitArrayExtender.TryAppend(outer, 4, inner);
Assert.IsNull(tmp);
for (int i = 0, j = 4; j < outer.Length && i < inner.Length; i++, j++)
{
Assert.AreEqual(inner[i], outer[j]);
}
}
public void TryAppend_NoOwerflow()
{
BitArray outer = new BitArray(10);
BitArray inner = new BitArray(StringToArrayOfBits("110011"));
BitArray tmp = BitArrayExtender.TryAppend(outer, 0, inner);
Assert.IsNull(tmp);
for (int i = 0; i < inner.Length; i++)
{
Assert.AreEqual(inner[i], outer[i]);
}
}
public void TryAppend_Owerflow()
{
BitArray outer = new BitArray(10);
BitArray inner = new BitArray(StringToArrayOfBits("110011"));
BitArray tmp = BitArrayExtender.TryAppend(outer, 5, inner);
Assert.IsNotNull(tmp);
for (int i = 0, j = 5; j < outer.Length && i < inner.Length; i++, j++)
{
Assert.AreEqual(inner[i], outer[j]);
}
Assert.AreEqual(true, tmp[0]);
}
public void TryAppend_ExactSizeMatchAndThenOwerflow()
{
BitArray outer = new BitArray(10);
BitArray inner = new BitArray(StringToArrayOfBits("110011"));
int position = 4;
BitArray tmp = BitArrayExtender.TryAppend(outer, position, inner);
Assert.IsNull(tmp);
for (int i = 0, j = position; j < outer.Length && i < inner.Length; i++, j++)
{
Assert.AreEqual(inner[i], outer[j]);
}
position += inner.Length;
tmp = BitArrayExtender.TryAppend(outer, position, inner);
Assert.IsNotNull(tmp);
for (int i = 0; i < tmp.Length; i++)
{
Assert.AreEqual(inner[i], tmp[i]);
}
}