private void DoTestDgaps(int size, int count1, int count2)
{
Directory d = new RAMDirectory();
BitVector bv = new BitVector(size);
for (int i = 0; i < count1; i++)
{
bv.Set(i);
Assert.AreEqual(i + 1, bv.Count());
}
bv.Write(d, "TESTBV", null);
// gradually increase number of set bits
for (int i = count1; i < count2; i++)
{
BitVector bv2 = new BitVector(d, "TESTBV", null);
Assert.IsTrue(DoCompare(bv, bv2));
bv = bv2;
bv.Set(i);
Assert.AreEqual(i + 1, bv.Count());
bv.Write(d, "TESTBV", null);
}
// now start decreasing number of set bits
for (int i = count2 - 1; i >= count1; i--)
{
BitVector bv2 = new BitVector(d, "TESTBV", null);
Assert.IsTrue(DoCompare(bv, bv2));
bv = bv2;
bv.Clear(i);
Assert.AreEqual(i, bv.Count());
bv.Write(d, "TESTBV", null);
}
}
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 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 DoTestDgaps(int size, int count1, int count2)
{
Directory d = new RAMDirectory();
BitVector bv = new BitVector(size);
for (int i = 0; i < count1; i++)
{
bv.Set(i);
Assert.AreEqual(i + 1, bv.Count());
}
bv.Write(d, "TESTBV");
// gradually increase number of set bits
for (int i = count1; i < count2; i++)
{
BitVector bv2 = new BitVector(d, "TESTBV");
Assert.IsTrue(DoCompare(bv, bv2));
bv = bv2;
bv.Set(i);
Assert.AreEqual(i + 1, bv.Count());
bv.Write(d, "TESTBV");
}
// now start decreasing number of set bits
for (int i = count2 - 1; i >= count1; i--)
{
BitVector bv2 = new BitVector(d, "TESTBV");
Assert.IsTrue(DoCompare(bv, bv2));
bv = bv2;
bv.Clear(i);
Assert.AreEqual(i, bv.Count());
bv.Write(d, "TESTBV");
}
}
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());
}
}