//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void shouldRegisterPeakMemoryUsage() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
internal virtual void ShouldRegisterPeakMemoryUsage()
{
// given
ThreadSafePeakMemoryAllocationTracker tracker = new ThreadSafePeakMemoryAllocationTracker(GlobalMemoryTracker.Instance);
int threads = 200;
long[] allocations = new long[threads];
ThreadLocalRandom random = ThreadLocalRandom.current();
long sum = 0;
for (int i = 0; i < allocations.Length; i++)
{
allocations[i] = random.Next(1, 10_000);
sum += allocations[i];
}
// when
Race race = new Race();
for (int i = 0; i < threads; i++)
{
int id = i;
race.AddContestant(() => tracker.allocated(allocations[id]));
}
race.Go();
long peakAfterAllocation = tracker.PeakMemoryUsage();
LongStream.of(allocations).forEach(tracker.deallocated);
long peakAfterDeallocation = tracker.PeakMemoryUsage();
LongStream.of(allocations).forEach(tracker.allocated);
tracker.Allocated(10); // <-- 10 more than previous peak
long peakAfterHigherReallocation = tracker.PeakMemoryUsage();
LongStream.of(allocations).forEach(tracker.deallocated);
tracker.Deallocated(10);
long peakAfterFinalDeallocation = tracker.PeakMemoryUsage();
// then
assertEquals(sum, peakAfterAllocation);
assertEquals(sum, peakAfterDeallocation);
assertEquals(sum + 10, peakAfterHigherReallocation);
assertEquals(sum + 10, peakAfterFinalDeallocation);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @SuppressWarnings("unchecked") public static java.util.stream.LongStream toLongStream(Object list)
public static LongStream ToLongStream(object list)
{
if (list == null)
{
return(LongStream.empty());
}
else if (list is SequenceValue)
{
throw new System.ArgumentException("Need to implement support for SequenceValue in CompiledConversionUtils.toLongStream");
}
else if (list is System.Collections.IList)
{
return(((System.Collections.IList)list).Select(n => (( Number )n).longValue()));
}
else if (list.GetType().IsAssignableFrom(typeof(object[])))
{
return(java.util.( object[] )list.Select(n => (( Number )n).longValue()));
}
else if (list is sbyte[])
{
sbyte[] array = ( sbyte[] )list;
return(IntStream.range(0, array.Length).mapToLong(i => array[i]));
}
else if (list is short[])
{
short[] array = ( short[] )list;
return(IntStream.range(0, array.Length).mapToLong(i => array[i]));
}
else if (list is int[])
{
return(IntStream.of(( int[] )list).mapToLong(i => i));
}
else if (list is long[])
{
return(LongStream.of(( long[] )list));
}
//JAVA TO C# CONVERTER WARNING: The .NET Type.FullName property will not always yield results identical to the Java Class.getName method:
throw new System.ArgumentException(format("Can not be converted to stream: %s", list.GetType().FullName));
}
public static PrimitiveNodeStream Of(long[] array)
{
return(new PrimitiveNodeStream(LongStream.of(array)));
}
public static PrimitiveRelationshipStream Of(long[] array)
{
return(new PrimitiveRelationshipStream(LongStream.of(array)));
}
private StorageRelationshipTraversalCursor StoreCursor(params long[] ids)
{
//JAVA TO C# CONVERTER TODO TASK: Method reference constructor syntax is not converted by Java to C# Converter:
return(StoreCursor(LongStream.of(ids).mapToObj(id => Rel(id, -1L, -1L, -1)).toArray(Rel[] ::new)));
}
private Read TxState(params long[] ids)
{
//JAVA TO C# CONVERTER TODO TASK: Method reference constructor syntax is not converted by Java to C# Converter:
return(TxState(LongStream.of(ids).mapToObj(id => Rel(id, _node, _node, _type)).toArray(Rel[] ::new)));
}