public void IsPowerOf2_should_return_true_when_a_power_of_2(
[Values(0, 1, 2, 4, 8, 128, 0x40000000)]
int n)
{
var result = PowerOf2.IsPowerOf2(n);
result.Should().BeTrue();
}
public void IsPowerOf2_should_throw_when_n_is_invalid(
[Values(-1, 0x40000001)]
int n)
{
Action action = () => PowerOf2.IsPowerOf2(n);
action.ShouldThrow <ArgumentOutOfRangeException>().And.ParamName.Should().Be("n");
}
public void IsPowerOf2_should_return_false_when_not_a_power_of_2(
[Values(3, 5, 6, 7, 9, 127, 129, 0x37ffffff)]
int n)
{
var result = PowerOf2.IsPowerOf2(n);
result.Should().BeFalse();
}
// constructors
/// <summary>
/// Initializes a new instance of the <see cref="OutputBufferChunkSource"/> class.
/// </summary>
/// <param name="baseSource">The chunk source.</param>
/// <param name="initialUnpooledChunkSize">The size of the initial unpooled chunk.</param>
/// <param name="minChunkSize">The minimum size of a chunk.</param>
/// <param name="maxChunkSize">The maximum size of a chunk.</param>
public OutputBufferChunkSource(
IBsonChunkSource baseSource,
int initialUnpooledChunkSize = DefaultInitialUnpooledChunkSize,
int minChunkSize = DefaultMinChunkSize,
int maxChunkSize = DefaultMaxChunkSize)
{
if (baseSource == null)
{
throw new ArgumentNullException("baseSource");
}
if (initialUnpooledChunkSize < 0)
{
throw new ArgumentOutOfRangeException("initialUnpooledChunkSize");
}
if (minChunkSize <= 0)
{
throw new ArgumentOutOfRangeException("minChunkSize");
}
if (maxChunkSize <= 0)
{
throw new ArgumentOutOfRangeException("maxChunkSize");
}
if (!PowerOf2.IsPowerOf2(minChunkSize))
{
throw new ArgumentException("minChunkSize is not a power of 2.", "minChunkSize");
}
if (!PowerOf2.IsPowerOf2(maxChunkSize))
{
throw new ArgumentException("maxChunkSize is not a power of 2.", "maxChunkSize");
}
if (maxChunkSize < minChunkSize)
{
throw new ArgumentException("maxChunkSize is less than minChunkSize", "maxChunkSize");
}
_baseSource = baseSource;
_initialUnpooledChunkSize = initialUnpooledChunkSize;
_minChunkSize = minChunkSize;
_maxChunkSize = maxChunkSize;
}
