//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void attemptsPruningUntilOpenFileIsFound() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void AttemptsPruningUntilOpenFileIsFound()
{
/// <summary>
/// prune stops attempting to prune files after finding one that is open.
/// </summary>
// Given
Segments segments = new Segments(_fsa, _fileNames, _readerPool, Collections.emptyList(), _contentMarshal, _logProvider, -1);
/*
* create 0
* create 1
* create 2
* create 3
*
* closeWriter on all
* create reader on 1
* prune on 3
*
* only 0 should be deleted
*/
segments.Rotate(-1, -1, -1);
segments.Last().closeWriter(); // need to close writer otherwise dispose will not be called
segments.Rotate(10, 10, 2); // we will truncate this whole file away
segments.Last().closeWriter(); // need to close writer otherwise dispose will not be called
IOCursor <EntryRecord> reader = segments.Last().getCursor(11);
segments.Rotate(20, 20, 3); // we will truncate this whole file away
segments.Last().closeWriter();
segments.Rotate(30, 30, 4); // we will truncate this whole file away
segments.Last().closeWriter();
segments.Prune(31);
//when
OpenEndRangeMap.ValueRange <long, SegmentFile> shouldBePruned = segments.GetForIndex(5);
OpenEndRangeMap.ValueRange <long, SegmentFile> shouldNotBePruned = segments.GetForIndex(15);
OpenEndRangeMap.ValueRange <long, SegmentFile> shouldAlsoNotBePruned = segments.GetForIndex(25);
//then
assertFalse(shouldBePruned.Value().Present);
assertTrue(shouldNotBePruned.Value().Present);
assertTrue(shouldAlsoNotBePruned.Value().Present);
//when
reader.close();
segments.Prune(31);
shouldBePruned = segments.GetForIndex(5);
shouldNotBePruned = segments.GetForIndex(15);
shouldAlsoNotBePruned = segments.GetForIndex(25);
//then
assertFalse(shouldBePruned.Value().Present);
assertFalse(shouldNotBePruned.Value().Present);
assertFalse(shouldAlsoNotBePruned.Value().Present);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldAllowOutOfBoundsPruneIndex() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldAllowOutOfBoundsPruneIndex()
{
//Given a prune index of n, if the smallest value for a segment file is n+c, the pruning should not remove
// any files and not result in a failure.
Segments segments = new Segments(_fsa, _fileNames, _readerPool, _segmentFiles, _contentMarshal, _logProvider, -1);
segments.Rotate(-1, -1, -1);
segments.Last().closeWriter(); // need to close writer otherwise dispose will not be called
segments.Rotate(10, 10, 2); // we will truncate this whole file away
segments.Last().closeWriter();
segments.Prune(11);
segments.Rotate(20, 20, 3); // we will truncate this whole file away
segments.Last().closeWriter();
//when
SegmentFile oldestNotDisposed = segments.Prune(-1);
//then
SegmentHeader header = oldestNotDisposed.Header();
assertEquals(10, header.PrevFileLastIndex());
assertEquals(10, header.PrevIndex());
assertEquals(2, header.PrevTerm());
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldDeleteOnPrune() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldDeleteOnPrune()
{
verifyZeroInteractions(_fsa);
// Given
using (Segments segments = new Segments(_fsa, _fileNames, _readerPool, _segmentFiles, _contentMarshal, _logProvider, -1))
{
// this is version 0 and will be deleted on prune later
SegmentFile toPrune = segments.Rotate(-1, -1, -1);
segments.Last().closeWriter(); // need to close writer otherwise dispose will not be called
segments.Rotate(10, 10, 2);
segments.Last().closeWriter(); // ditto
segments.Rotate(20, 20, 2);
// When
segments.Prune(11);
verify(_fsa, times(_segmentFiles.Count)).deleteFile(_fileNames.getForVersion(toPrune.Header().version()));
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldDeleteTruncatedFilesOnPrune() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldDeleteTruncatedFilesOnPrune()
{
// Given
using (Segments segments = new Segments(_fsa, _fileNames, _readerPool, _segmentFiles, _contentMarshal, _logProvider, -1))
{
SegmentFile toBePruned = segments.Rotate(-1, -1, -1);
segments.Last().closeWriter(); // need to close writer otherwise dispose will not be called
// we will truncate this whole file away
SegmentFile toBeTruncated = segments.Rotate(10, 10, 2);
segments.Last().closeWriter();
// When
// We truncate a whole file
segments.Truncate(20, 9, 4);
// And we prune all files before that file
segments.Prune(10);
// Then
// the truncate file is part of the deletes that happen while pruning
verify(_fsa, times(_segmentFiles.Count)).deleteFile(_fileNames.getForVersion(toBePruned.Header().version()));
}
}
