public override PForDeltaDocIdSet CopyOf(BitArray bs, int length)
{
PForDeltaDocIdSet.Builder builder = (new PForDeltaDocIdSet.Builder()).SetIndexInterval(TestUtil.NextInt(Random(), 1, 20));
for (int doc = bs.NextSetBit(0); doc != -1; doc = bs.NextSetBit(doc + 1))
{
builder.Add(doc);
}
return(builder.Build());
}
internal virtual void DoRandomSets(int maxSize, int iter, int mode)
{
BitArray a0 = null;
FixedBitSet b0 = null;
for (int i = 0; i < iter; i++)
{
int sz = TestUtil.NextInt(Random(), 2, maxSize);
BitArray a = new BitArray(sz);
FixedBitSet b = new FixedBitSet(sz);
// test the various ways of setting bits
if (sz > 0)
{
int nOper = Random().Next(sz);
for (int j = 0; j < nOper; j++)
{
int idx;
idx = Random().Next(sz);
a.Set(idx, true);
b.Set(idx);
idx = Random().Next(sz);
a.Set(idx, false);
b.Clear(idx);
idx = Random().Next(sz);
a.Set(idx, !a.Get(idx));
b.Flip(idx, idx + 1);
idx = Random().Next(sz);
a.Set(idx, !a.Get(idx));
b.Flip(idx, idx + 1);
bool val2 = b.Get(idx);
bool val = b.GetAndSet(idx);
Assert.IsTrue(val2 == val);
Assert.IsTrue(b.Get(idx));
if (!val)
{
b.Clear(idx);
}
Assert.IsTrue(b.Get(idx) == val);
}
}
// test that the various ways of accessing the bits are equivalent
DoGet(a, b);
// test ranges, including possible extension
int fromIndex, toIndex;
fromIndex = Random().Next(sz / 2);
toIndex = fromIndex + Random().Next(sz - fromIndex);
BitArray aa = (BitArray)a.Clone();
aa.Flip(fromIndex, toIndex);
FixedBitSet bb = b.Clone();
bb.Flip(fromIndex, toIndex);
DoIterate(aa, bb, mode); // a problem here is from flip or doIterate
fromIndex = Random().Next(sz / 2);
toIndex = fromIndex + Random().Next(sz - fromIndex);
aa = (BitArray)a.Clone();
aa.Clear(fromIndex, toIndex);
bb = b.Clone();
bb.Clear(fromIndex, toIndex);
DoNextSetBit(aa, bb); // a problem here is from clear() or nextSetBit
DoPrevSetBit(aa, bb);
fromIndex = Random().Next(sz / 2);
toIndex = fromIndex + Random().Next(sz - fromIndex);
aa = (BitArray)a.Clone();
aa.Set(fromIndex, toIndex);
bb = b.Clone();
bb.Set(fromIndex, toIndex);
DoNextSetBit(aa, bb); // a problem here is from set() or nextSetBit
DoPrevSetBit(aa, bb);
if (b0 != null && b0.Length() <= b.Length())
{
Assert.AreEqual(a.Cardinality(), b.Cardinality());
BitArray a_and = (BitArray)a.Clone();
a_and = a_and.And_UnequalLengths(a0);
BitArray a_or = (BitArray)a.Clone();
a_or = a_or.Or_UnequalLengths(a0);
BitArray a_xor = (BitArray)a.Clone();
a_xor = a_xor.Xor_UnequalLengths(a0);
BitArray a_andn = (BitArray)a.Clone();
a_andn.AndNot(a0);
FixedBitSet b_and = b.Clone();
Assert.AreEqual(b, b_and);
b_and.And(b0);
FixedBitSet b_or = b.Clone();
b_or.Or(b0);
FixedBitSet b_xor = b.Clone();
b_xor.Xor(b0);
FixedBitSet b_andn = b.Clone();
b_andn.AndNot(b0);
Assert.AreEqual(a0.Cardinality(), b0.Cardinality());
Assert.AreEqual(a_or.Cardinality(), b_or.Cardinality());
DoIterate(a_and, b_and, mode);
DoIterate(a_or, b_or, mode);
DoIterate(a_andn, b_andn, mode);
DoIterate(a_xor, b_xor, mode);
Assert.AreEqual(a_and.Cardinality(), b_and.Cardinality());
Assert.AreEqual(a_or.Cardinality(), b_or.Cardinality());
Assert.AreEqual(a_xor.Cardinality(), b_xor.Cardinality());
Assert.AreEqual(a_andn.Cardinality(), b_andn.Cardinality());
}
a0 = a;
b0 = b;
}
}
public virtual void TestDataInputOutput()
{
Random random = Random();
for (int iter = 0; iter < 5 * RANDOM_MULTIPLIER; iter++)
{
BaseDirectoryWrapper dir = NewFSDirectory(CreateTempDir("testOverflow"));
if (dir is MockDirectoryWrapper)
{
((MockDirectoryWrapper)dir).Throttling = MockDirectoryWrapper.Throttling_e.NEVER;
}
int blockBits = TestUtil.NextInt(random, 1, 20);
int blockSize = 1 << blockBits;
PagedBytes p = new PagedBytes(blockBits);
IndexOutput @out = dir.CreateOutput("foo", IOContext.DEFAULT);
int numBytes = TestUtil.NextInt(Random(), 2, 10000000);
byte[] answer = new byte[numBytes];
Random().NextBytes(answer);
int written = 0;
while (written < numBytes)
{
if (Random().Next(10) == 7)
{
@out.WriteByte(answer[written++]);
}
else
{
int chunk = Math.Min(Random().Next(1000), numBytes - written);
@out.WriteBytes(answer, written, chunk);
written += chunk;
}
}
@out.Dispose();
IndexInput input = dir.OpenInput("foo", IOContext.DEFAULT);
DataInput @in = (DataInput)input.Clone();
p.Copy(input, input.Length());
PagedBytes.Reader reader = p.Freeze(random.NextBoolean());
byte[] verify = new byte[numBytes];
int read = 0;
while (read < numBytes)
{
if (Random().Next(10) == 7)
{
verify[read++] = @in.ReadByte();
}
else
{
int chunk = Math.Min(Random().Next(1000), numBytes - read);
@in.ReadBytes(verify, read, chunk);
read += chunk;
}
}
Assert.IsTrue(Arrays.Equals(answer, verify));
BytesRef slice = new BytesRef();
for (int iter2 = 0; iter2 < 100; iter2++)
{
int pos = random.Next(numBytes - 1);
int len = random.Next(Math.Min(blockSize + 1, numBytes - pos));
reader.FillSlice(slice, pos, len);
for (int byteUpto = 0; byteUpto < len; byteUpto++)
{
Assert.AreEqual(answer[pos + byteUpto], (byte)slice.Bytes[slice.Offset + byteUpto]);
}
}
input.Dispose();
dir.Dispose();
}
}
public virtual void TestDataInputOutput2()
{
Random random = Random();
for (int iter = 0; iter < 5 * RANDOM_MULTIPLIER; iter++)
{
int blockBits = TestUtil.NextInt(random, 1, 20);
int blockSize = 1 << blockBits;
PagedBytes p = new PagedBytes(blockBits);
DataOutput @out = p.DataOutput;
int numBytes = Random().Next(10000000);
byte[] answer = new byte[numBytes];
Random().NextBytes(answer);
int written = 0;
while (written < numBytes)
{
if (Random().Next(10) == 7)
{
@out.WriteByte(answer[written++]);
}
else
{
int chunk = Math.Min(Random().Next(1000), numBytes - written);
@out.WriteBytes(answer, written, chunk);
written += chunk;
}
}
PagedBytes.Reader reader = p.Freeze(random.NextBoolean());
DataInput @in = p.DataInput;
byte[] verify = new byte[numBytes];
int read = 0;
while (read < numBytes)
{
if (Random().Next(10) == 7)
{
verify[read++] = @in.ReadByte();
}
else
{
int chunk = Math.Min(Random().Next(1000), numBytes - read);
@in.ReadBytes(verify, read, chunk);
read += chunk;
}
}
Assert.IsTrue(Arrays.Equals(answer, verify));
BytesRef slice = new BytesRef();
for (int iter2 = 0; iter2 < 100; iter2++)
{
int pos = random.Next(numBytes - 1);
int len = random.Next(Math.Min(blockSize + 1, numBytes - pos));
reader.FillSlice(slice, pos, len);
for (int byteUpto = 0; byteUpto < len; byteUpto++)
{
Assert.AreEqual(answer[pos + byteUpto], (byte)slice.Bytes[slice.Offset + byteUpto]);
}
}
}
}
public override Sorter NewSorter(Entry[] arr)
{
return(new ArrayTimSorter <Entry>(arr, ArrayUtil.GetNaturalComparer <Entry>(), TestUtil.NextInt(Random(), 0, arr.Length)));
}
private void MostlyAscendingStrategy(Entry[] arr, int i)
{
arr[i] = i == 0
? new Entry(random.nextInt(6), 0)
: new Entry(arr[i - 1].Value + TestUtil.NextInt(random, -8, 10), i);
}
private void StrictlyDescendingStrategy(Entry[] arr, int i)
{
arr[i] = i == 0
? new Entry(random.nextInt(6), 0)
: new Entry(arr[i - 1].Value - TestUtil.NextInt(random, 1, 5), i);
}
