public virtual void TestCloneSliceClose()
{
MMapDirectory mmapDir = new MMapDirectory(CreateTempDir("testCloneSliceClose"));
IndexOutput io = mmapDir.CreateOutput("bytes", NewIOContext(Random()));
io.WriteInt32(1);
io.WriteInt32(2);
io.Dispose();
IndexInputSlicer slicer = mmapDir.CreateSlicer("bytes", NewIOContext(Random()));
IndexInput one = slicer.OpenSlice("first int", 0, 4);
IndexInput two = slicer.OpenSlice("second int", 4, 4);
one.Dispose();
try
{
one.ReadInt32();
Assert.Fail("Must throw ObjectDisposedException");
}
#pragma warning disable 168
catch (ObjectDisposedException ignore)
#pragma warning restore 168
{
// pass
}
Assert.AreEqual(2, two.ReadInt32());
// reopen a new slice "one":
one = slicer.OpenSlice("first int", 0, 4);
Assert.AreEqual(1, one.ReadInt32());
one.Dispose();
two.Dispose();
slicer.Dispose();
mmapDir.Dispose();
}
public virtual void TestCloneSliceSafety()
{
MMapDirectory mmapDir = new MMapDirectory(CreateTempDir("testCloneSliceSafety"));
IndexOutput io = mmapDir.CreateOutput("bytes", NewIOContext(Random));
io.WriteInt32(1);
io.WriteInt32(2);
io.Dispose();
IndexInputSlicer slicer = mmapDir.CreateSlicer("bytes", NewIOContext(Random));
IndexInput one = slicer.OpenSlice("first int", 0, 4);
IndexInput two = slicer.OpenSlice("second int", 4, 4);
IndexInput three = (IndexInput)one.Clone(); // clone of clone
IndexInput four = (IndexInput)two.Clone(); // clone of clone
slicer.Dispose();
try
{
one.ReadInt32();
Assert.Fail("Must throw ObjectDisposedException");
}
catch (Exception ignore) when(ignore.IsAlreadyClosedException())
{
// pass
}
try
{
two.ReadInt32();
Assert.Fail("Must throw ObjectDisposedException");
}
catch (Exception ignore) when(ignore.IsAlreadyClosedException())
{
// pass
}
try
{
three.ReadInt32();
Assert.Fail("Must throw ObjectDisposedException");
}
catch (Exception ignore) when(ignore.IsAlreadyClosedException())
{
// pass
}
try
{
four.ReadInt32();
Assert.Fail("Must throw ObjectDisposedException");
}
catch (Exception ignore) when(ignore.IsAlreadyClosedException())
{
// pass
}
one.Dispose();
two.Dispose();
three.Dispose();
four.Dispose();
// test double-close of slicer:
slicer.Dispose();
mmapDir.Dispose();
}
/// <summary>
/// NOTE: this was readInt() in Lucene
/// </summary>
public override int ReadInt32()
{
EnsureOpen();
return(@delegate.ReadInt32());
}
