/// <summary>Return capacity as percentage of total memory</summary>
private static void TestCapacity(long maxMemory, double percent)
{
int capacity = LightWeightGSet.ComputeCapacity(maxMemory, percent, "map");
LightWeightGSet.Log.Info("Validating - total memory " + maxMemory + " percent " +
percent + " returned capacity " + capacity);
// Returned capacity is zero or power of two
Assert.True(IsPowerOfTwo(capacity));
// Ensure the capacity returned is the nearest to the asked perecentage
int capacityPercent = GetPercent(maxMemory, capacity);
if (capacityPercent == percent)
{
return;
}
else
{
if (capacityPercent > percent)
{
Assert.True(GetPercent(maxMemory, capacity * 2) > percent);
}
else
{
Assert.True(GetPercent(maxMemory, capacity / 2) < percent);
}
}
}
/// <summary>
/// Test for
/// <see cref="LightWeightGSet{K, E}.ComputeCapacity(double, string)"/>
/// with invalid percent greater than 100.
/// </summary>
public virtual void TestComputeCapacityInvalidPercent()
{
LightWeightGSet.ComputeCapacity(1024, 101.0, "testMap");
}
/// <summary>
/// Test for
/// <see cref="LightWeightGSet{K, E}.ComputeCapacity(double, string)"/>
/// with invalid negative max memory
/// </summary>
public virtual void TestComputeCapacityInvalidMemory()
{
LightWeightGSet.ComputeCapacity(-1, 50.0, "testMap");
}
/// <summary>
/// Test for
/// <see cref="LightWeightGSet{K, E}.ComputeCapacity(double, string)"/>
/// with invalid percent less than 0.
/// </summary>
public virtual void TestComputeCapacityNegativePercent()
{
LightWeightGSet.ComputeCapacity(1024, -1.0, "testMap");
}