private void DoTestCountVectorOfSize(int n)
{
BitVector bv = new BitVector(n);
// test count when incrementally setting bits
for (int i = 0; i < bv.Size(); i++)
{
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(i, bv.Count());
bv.Set(i);
Assert.IsTrue(bv.Get(i));
Assert.AreEqual(i + 1, bv.Count());
}
bv = new BitVector(n);
// test count when setting then clearing bits
for (int i = 0; i < bv.Size(); i++)
{
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(0, bv.Count());
bv.Set(i);
Assert.IsTrue(bv.Get(i));
Assert.AreEqual(1, bv.Count());
bv.Clear(i);
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(0, bv.Count());
}
}
private void DoTestGetSetVectorOfSize(int n)
{
BitVector bv = new BitVector(n);
for (int i = 0; i < bv.Size(); i++)
{
// ensure a set bit can be git'
Assert.IsFalse(bv.Get(i));
bv.Set(i);
Assert.IsTrue(bv.Get(i));
}
}
private void DoTestGetSetVectorOfSize(int n)
{
BitVector bv = new BitVector(n);
for (int i = 0; i < bv.Size(); i++)
{
// ensure a set bit can be git'
Assert.IsFalse(bv.Get(i));
bv.Set(i);
Assert.IsTrue(bv.Get(i));
}
}
private void DoTestClearVectorOfSize(int n)
{
BitVector bv = new BitVector(n);
for (int i = 0; i < bv.Size(); i++)
{
// ensure a set bit is cleared
Assert.IsFalse(bv.Get(i));
bv.Set(i);
Assert.IsTrue(bv.Get(i));
bv.Clear(i);
Assert.IsFalse(bv.Get(i));
}
}
/// <summary> Compare two BitVectors.
/// This should really be an equals method on the BitVector itself.
/// </summary>
/// <param name="bv">One bit vector
/// </param>
/// <param name="compare">The second to compare
/// </param>
private bool DoCompare(BitVector bv, BitVector compare)
{
bool equal = true;
for (int i = 0; i < bv.Size(); i++)
{
// bits must be equal
if (bv.Get(i) != compare.Get(i))
{
equal = false;
break;
}
}
return(equal);
}
private void DoTestWriteRead(int n)
{
Directory d = new RAMDirectory();
BitVector bv = new BitVector(n);
// test count when incrementally setting bits
for (int i = 0; i < bv.Size(); i++)
{
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(i, bv.Count());
bv.Set(i);
Assert.IsTrue(bv.Get(i));
Assert.AreEqual(i + 1, bv.Count());
bv.Write(d, "TESTBV", null);
BitVector compare = new BitVector(d, "TESTBV", null);
// compare bit vectors with bits set incrementally
Assert.IsTrue(DoCompare(bv, compare));
}
}
/// <summary> Compare a subset against the corresponding portion of the test pattern</summary>
private void DoTestSubset(int start, int end)
{
BitVector full = CreateSubsetTestVector();
BitVector subset = full.Subset(start, end);
Assert.AreEqual(end - start, subset.Size());
int count = 0;
for (int i = start, j = 0; i < end; i++, j++)
{
if (subsetPattern[i] == 1)
{
count++;
Assert.IsTrue(subset.Get(j));
}
else
{
Assert.IsFalse(subset.Get(j));
}
}
Assert.AreEqual(count, subset.Count());
}
private void DoTestClearVectorOfSize(int n)
{
BitVector bv = new BitVector(n);
for (int i = 0; i < bv.Size(); i++)
{
// ensure a set bit is cleared
Assert.IsFalse(bv.Get(i));
bv.Set(i);
Assert.IsTrue(bv.Get(i));
bv.Clear(i);
Assert.IsFalse(bv.Get(i));
}
}
private void DoTestConstructOfSize(int n)
{
BitVector bv = new BitVector(n);
Assert.AreEqual(n, bv.Size());
}
/// <summary> Compare two BitVectors.
/// This should really be an equals method on the BitVector itself.
/// </summary>
/// <param name="bv">One bit vector
/// </param>
/// <param name="compare">The second to compare
/// </param>
private bool DoCompare(BitVector bv, BitVector compare)
{
bool equal = true;
for (int i = 0; i < bv.Size(); i++)
{
// bits must be equal
if (bv.Get(i) != compare.Get(i))
{
equal = false;
break;
}
}
return equal;
}
private void DoTestWriteRead(int n)
{
Directory d = new RAMDirectory();
BitVector bv = new BitVector(n);
// test count when incrementally setting bits
for (int i = 0; i < bv.Size(); i++)
{
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(i, bv.Count());
bv.Set(i);
Assert.IsTrue(bv.Get(i));
Assert.AreEqual(i + 1, bv.Count());
bv.Write(d, "TESTBV");
BitVector compare = new BitVector(d, "TESTBV");
// compare bit vectors with bits set incrementally
Assert.IsTrue(DoCompare(bv, compare));
}
}
private void DoTestCountVectorOfSize(int n)
{
BitVector bv = new BitVector(n);
// test count when incrementally setting bits
for (int i = 0; i < bv.Size(); i++)
{
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(i, bv.Count());
bv.Set(i);
Assert.IsTrue(bv.Get(i));
Assert.AreEqual(i + 1, bv.Count());
}
bv = new BitVector(n);
// test count when setting then clearing bits
for (int i = 0; i < bv.Size(); i++)
{
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(0, bv.Count());
bv.Set(i);
Assert.IsTrue(bv.Get(i));
Assert.AreEqual(1, bv.Count());
bv.Clear(i);
Assert.IsFalse(bv.Get(i));
Assert.AreEqual(0, bv.Count());
}
}
private void DoTestConstructOfSize(int n)
{
BitVector bv = new BitVector(n);
Assert.AreEqual(n, bv.Size());
}
