public void testUncompressed()
{
OutputCollector collect = new OutputCollector();
OutStream @out = new OutStream("test", 100, null, collect);
PositionCollector[] positions = new PositionCollector[1024];
for (int i = 0; i < 1024; ++i)
{
positions[i] = new PositionCollector();
@out.getPosition(positions[i]);
@out.WriteByte((byte)i);
}
@out.Flush();
Assert.Equal(1024, collect.buffer.size());
for (int i = 0; i < 1024; ++i)
{
Assert.Equal((byte)i, collect.buffer.get(i));
}
ByteBuffer inBuf = ByteBuffer.allocate(collect.buffer.size());
collect.buffer.setByteBuffer(inBuf, 0, collect.buffer.size());
inBuf.flip();
#pragma warning disable 612
InStream @in = InStream.create(null, "test", new ByteBuffer[] { inBuf },
new long[] { 0 }, inBuf.remaining(), null, 100);
#pragma warning restore 612
Assert.Equal("uncompressed stream test position: 0 length: 1024" +
" range: 0 offset: 0 limit: 0",
@in.ToString());
for (int i = 0; i < 1024; ++i)
{
int x = @in.ReadByte();
Assert.Equal(i & 0xff, x);
}
for (int i = 1023; i >= 0; --i)
{
@in.seek(positions[i]);
Assert.Equal(i & 0xff, @in.ReadByte());
}
}
public void testCompressed()
{
OutputCollector collect = new OutputCollector();
CompressionCodec codec = new ZlibCodec();
OutStream @out = new OutStream("test", 300, codec, collect);
PositionCollector[] positions = new PositionCollector[1024];
for (int i = 0; i < 1024; ++i)
{
positions[i] = new PositionCollector();
@out.getPosition(positions[i]);
@out.WriteByte((byte)i);
}
@out.Flush();
Assert.Equal("test", @out.ToString());
Assert.Equal(961, collect.buffer.size());
ByteBuffer inBuf = ByteBuffer.allocate(collect.buffer.size());
collect.buffer.setByteBuffer(inBuf, 0, collect.buffer.size());
inBuf.flip();
InStream @in = InStream.create(null, "test", new ByteBuffer[] { inBuf },
new long[] { 0 }, inBuf.remaining(), codec, 300);
Assert.Equal("compressed stream test position: 0 length: 961 range: 0" +
" offset: 0 limit: 0 range 0 = 0 to 961",
@in.ToString());
for (int i = 0; i < 1024; ++i)
{
int x = @in.ReadByte();
Assert.Equal(i & 0xff, x);
}
Assert.Equal(0, @in.available());
for (int i = 1023; i >= 0; --i)
{
@in.seek(positions[i]);
Assert.Equal(i & 0xff, @in.ReadByte());
}
}
public void testUncompressedDisjointBuffers()
{
OutputCollector collect = new OutputCollector();
OutStream @out = new OutStream("test", 400, null, collect);
PositionCollector[] positions = new PositionCollector[1024];
DataOutput stream = new DataOutputStream(@out);
for (int i = 0; i < 1024; ++i)
{
positions[i] = new PositionCollector();
@out.getPosition(positions[i]);
stream.writeInt(i);
}
@out.Flush();
Assert.Equal("test", @out.ToString());
Assert.Equal(4096, collect.buffer.size());
ByteBuffer[] inBuf = new ByteBuffer[3];
inBuf[0] = ByteBuffer.allocate(1100);
inBuf[1] = ByteBuffer.allocate(2200);
inBuf[2] = ByteBuffer.allocate(1100);
collect.buffer.setByteBuffer(inBuf[0], 0, 1024);
collect.buffer.setByteBuffer(inBuf[1], 1024, 2048);
collect.buffer.setByteBuffer(inBuf[2], 3072, 1024);
for (int i = 0; i < inBuf.Length; ++i)
{
inBuf[i].flip();
}
InStream @in = InStream.create(null, "test", inBuf,
new long[] { 0, 1024, 3072 }, 4096, null, 400);
Assert.Equal("uncompressed stream test position: 0 length: 4096" +
" range: 0 offset: 0 limit: 0",
@in.ToString());
DataInputStream inStream = new DataInputStream(@in);
for (int i = 0; i < 1024; ++i)
{
int x = inStream.readInt();
Assert.Equal(i, x);
}
Assert.Equal(0, @in.available());
for (int i = 1023; i >= 0; --i)
{
@in.seek(positions[i]);
Assert.Equal(i, inStream.readInt());
}
@in = InStream.create(null, "test", new ByteBuffer[] { inBuf[1], inBuf[2] },
new long[] { 1024, 3072 }, 4096, null, 400);
inStream = new DataInputStream(@in);
positions[256].reset();
@in.seek(positions[256]);
for (int i = 256; i < 1024; ++i)
{
Assert.Equal(i, inStream.readInt());
}
@in = InStream.create(null, "test", new ByteBuffer[] { inBuf[0], inBuf[2] },
new long[] { 0, 3072 }, 4096, null, 400);
inStream = new DataInputStream(@in);
positions[768].reset();
for (int i = 0; i < 256; ++i)
{
Assert.Equal(i, inStream.readInt());
}
@in.seek(positions[768]);
for (int i = 768; i < 1024; ++i)
{
Assert.Equal(i, inStream.readInt());
}
}
public void testDisjointBuffers()
{
OutputCollector collect = new OutputCollector();
CompressionCodec codec = new ZlibCodec();
OutStream @out = new OutStream("test", 400, codec, collect);
PositionCollector[] positions = new PositionCollector[1024];
DataOutput stream = new DataOutputStream(@out);
for (int i = 0; i < 1024; ++i)
{
positions[i] = new PositionCollector();
@out.getPosition(positions[i]);
stream.writeInt(i);
}
@out.Flush();
Assert.Equal("test", @out.ToString());
Assert.Equal(1674, collect.buffer.size());
ByteBuffer[] inBuf = new ByteBuffer[3];
inBuf[0] = ByteBuffer.allocate(500);
inBuf[1] = ByteBuffer.allocate(1200);
inBuf[2] = ByteBuffer.allocate(500);
collect.buffer.setByteBuffer(inBuf[0], 0, 483);
collect.buffer.setByteBuffer(inBuf[1], 483, 1625 - 483);
collect.buffer.setByteBuffer(inBuf[2], 1625, 1674 - 1625);
for (int i = 0; i < inBuf.Length; ++i)
{
inBuf[i].flip();
}
InStream @in = InStream.create(null, "test", inBuf,
new long[] { 0, 483, 1625 }, 1674, codec, 400);
Assert.Equal("compressed stream test position: 0 length: 1674 range: 0" +
" offset: 0 limit: 0 range 0 = 0 to 483;" +
" range 1 = 483 to 1142; range 2 = 1625 to 49",
@in.ToString());
DataInputStream inStream = new DataInputStream(@in);
for (int i = 0; i < 1024; ++i)
{
int x = inStream.readInt();
Assert.Equal(i, x);
}
Assert.Equal(0, @in.available());
for (int i = 1023; i >= 0; --i)
{
@in.seek(positions[i]);
Assert.Equal(i, inStream.readInt());
}
@in = InStream.create(null, "test", new ByteBuffer[] { inBuf[1], inBuf[2] },
new long[] { 483, 1625 }, 1674, codec, 400);
inStream = new DataInputStream(@in);
positions[303].reset();
@in.seek(positions[303]);
for (int i = 303; i < 1024; ++i)
{
Assert.Equal(i, inStream.readInt());
}
@in = InStream.create(null, "test", new ByteBuffer[] { inBuf[0], inBuf[2] },
new long[] { 0, 1625 }, 1674, codec, 400);
inStream = new DataInputStream(@in);
positions[1001].reset();
for (int i = 0; i < 300; ++i)
{
Assert.Equal(i, inStream.readInt());
}
@in.seek(positions[1001]);
for (int i = 1001; i < 1024; ++i)
{
Assert.Equal(i, inStream.readInt());
}
}
