/**
* Check the the buffer capacity is the correct size (a power of 2 + {@link RingBufferDescriptor#TrailerLength}).
*
* @param capacity to be checked.
* @throws IllegalStateException if the buffer capacity is incorrect.
*/
///<summary>
/// Checks the buffer capacity
/// </summary>
public static void EnsureCapacity(IUnsafeBuffer buffer)
{
if ((buffer.Size - TrailerLength).IsPowerOfTwo() == false)
{
throw new ArgumentException("Size must be a positive power of 2 + TrailerLength, but size=" +
buffer.Size);
}
}
public ManyToOneRingBuffer(IUnsafeBuffer buffer)
{
_buffer = buffer;
EnsureCapacity(buffer);
Capacity = buffer.Size - TrailerLength;
_mask = Capacity - 1;
MaximumMessageLength = Capacity / 8;
_tail = buffer.GetAtomicLong(Capacity + TailPositionOffset);
_headCache = buffer.GetAtomicLong(Capacity + HeadCachePositionOffset);
_head = buffer.GetAtomicLong(Capacity + HeadPositionOffset);
}
public ManyToOneRingBuffer(IUnsafeBuffer buffer)
{
_buffer = buffer;
EnsureCapacity(buffer);
Capacity = buffer.Size - TrailerLength;
_mask = Capacity - 1;
MaximumMessageLength = Capacity / 8;
_tail = buffer.GetAtomicLong(Capacity + TailPositionOffset);
_headCache = buffer.GetAtomicLong(Capacity + HeadCachePositionOffset);
_head = buffer.GetAtomicLong(Capacity + HeadPositionOffset);
}
public void SetUp()
{
_buffer = Substitute.For <IUnsafeBuffer>();
_buffer.Size.Returns(TotalBufferLength);
_buffer.GetAtomicLong(Arg.Any <long>()).Returns(ci => new AtomicLong((byte *)ci.Arg <long>()));
_buffer.GetAtomicInt(Arg.Any <long>()).Returns(ci => new AtomicInt((byte *)ci.Arg <long>()));
_atomicLong = Substitute.For <Mocks.IAtomicLong>();
Mocks.AtomicLong = _atomicLong;
_atomicInt = Substitute.For <Mocks.IAtomicInt>();
Mocks.AtomicInt = _atomicInt;
_ringBuffer = new ManyToOneRingBuffer(_buffer);
}
public void SetUp()
{
_buffer = Substitute.For<IUnsafeBuffer>();
_buffer.Size.Returns(TotalBufferLength);
_buffer.GetAtomicLong(Arg.Any<long>()).Returns(ci => new AtomicLong((byte*) ci.Arg<long>()));
_buffer.GetAtomicInt(Arg.Any<long>()).Returns(ci => new AtomicInt((byte*) ci.Arg<long>()));
_atomicLong = Substitute.For<Mocks.IAtomicLong>();
Mocks.AtomicLong = _atomicLong;
_atomicInt = Substitute.For<Mocks.IAtomicInt>();
Mocks.AtomicInt = _atomicInt;
_ringBuffer = new OneToOneRingBuffer(_buffer);
}
/**
* Check the the buffer capacity is the correct size (a power of 2 + {@link RingBufferDescriptor#TrailerLength}).
*
* @param capacity to be checked.
* @throws IllegalStateException if the buffer capacity is incorrect.
*/
///<summary>
/// Checks the buffer capacity
/// </summary>
public static void EnsureCapacity(IUnsafeBuffer buffer)
{
if ((buffer.Size - TrailerLength).IsPowerOfTwo() == false)
{
throw new ArgumentException("Size must be a positive power of 2 + TrailerLength, but size=" +
buffer.Size);
}
}
