public void RingBuffer_SingleItemPush()
{
var rb = new SingleConsumerRingBuffer <long>(3);
long item = 910;
Assert.True(rb.TryPush(ref item));
Assert.True(rb.TryPush(ref item));
Assert.True(rb.TryPush(ref item));
Assert.True(rb.TryPush(ref item));
Assert.False(rb.TryPush(ref item));
var span = rb.Acquire();
Assert.Equal(4, span.Length);
Assert.Equal(910, span[0].Item);
Assert.Equal(910, span[1].Item);
Assert.Equal(910, span[2].Item);
Assert.Equal(910, span[3].Item);
item = 911;
Assert.False(rb.TryPush(ref item));
rb.Release();
Assert.True(rb.TryPush(ref item));
span = rb.Acquire();
Assert.Equal(1, span.Length);
Assert.Equal(911, span[0].Item);
rb.Release();
}
public void RingBuffer_MultipleAcquires_SingleRelease()
{
var rb = new SingleConsumerRingBuffer <long>(4);
long item = 910;
Assert.True(rb.TryPush(ref item));
Assert.True(rb.TryPush(ref item));
var span = rb.Acquire();
Assert.Equal(2, span.Length);
Assert.Equal(910, span[0].Item);
Assert.Equal(910, span[1].Item);
item = 911;
Assert.True(rb.TryPush(ref item));
Assert.True(rb.TryPush(ref item));
span = rb.Acquire();
Assert.Equal(2, span.Length);
Assert.Equal(911, span[0].Item);
Assert.Equal(911, span[1].Item);
item = 912;
Assert.False(rb.TryPush(ref item));
rb.Release();
item = 912;
Assert.True(rb.TryPush(ref item));
}
