//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void allocatedPointerMustBePageAligned()
internal virtual void AllocatedPointerMustBePageAligned()
{
MemoryAllocator mman = CreateAllocator(_eightPages);
long address = mman.AllocateAligned(Org.Neo4j.Io.pagecache.PageCache_Fields.PAGE_SIZE, UnsafeUtil.pageSize());
assertThat(address % UnsafeUtil.pageSize(), @is(0L));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void mustBeAbleToAllocateSlabsLargerThanGrabSize()
internal virtual void MustBeAbleToAllocateSlabsLargerThanGrabSize()
{
MemoryAllocator mman = CreateAllocator("2 MiB");
long page1 = mman.AllocateAligned(UnsafeUtil.pageSize(), 1);
long largeBlock = mman.AllocateAligned(1024 * 1024, 1); // 1 MiB
long page2 = mman.AllocateAligned(UnsafeUtil.pageSize(), 1);
assertThat(page1, @is(not(0L)));
assertThat(largeBlock, @is(not(0L)));
assertThat(page2, @is(not(0L)));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void allocatedPointerMustBeAlignedToArbitraryByte()
internal virtual void AllocatedPointerMustBeAlignedToArbitraryByte()
{
int pageSize = UnsafeUtil.pageSize();
for (int initialOffset = 0; initialOffset < 8; initialOffset++)
{
for (int i = 0; i < pageSize - 1; i++)
{
MemoryAllocator mman = CreateAllocator(_onePage);
mman.AllocateAligned(initialOffset, 1);
long alignment = 1 + i;
long address = mman.AllocateAligned(Org.Neo4j.Io.pagecache.PageCache_Fields.PAGE_SIZE, alignment);
assertThat("With initial offset " + initialOffset + ", iteration " + i + ", aligning to " + alignment + " and got address " + address, address % alignment, @is(0L));
}
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void allocatedPointersMustBeAlignedPastMemoryLimit()
internal virtual void AllocatedPointersMustBeAlignedPastMemoryLimit()
{
MemoryAllocator mman = CreateAllocator(_onePage);
for (int i = 0; i < 4100; i++)
{
assertThat(mman.AllocateAligned(1, 2) % 2, @is(0L));
}
int pageSize = UnsafeUtil.pageSize();
for (int i = 0; i < pageSize - 1; i++)
{
int alignment = pageSize - i;
long address = mman.AllocateAligned(Org.Neo4j.Io.pagecache.PageCache_Fields.PAGE_SIZE, alignment);
assertThat("iteration " + i + ", aligning to " + alignment, address % alignment, @is(0L));
}
}
