/// <summary>
/// Checks if there is available room in the image for a <see cref="DirectoryRecord"/> at its current sector.
/// </summary>
/// <param name="record">The <see cref="DirectoryRecord"/> to be checked.</param>
/// <param name="sectorsneedded">The number of sectors needed by the <see cref="DirectoryRecord"/>.</param>
/// <returns>Return true if there is available room in the image for the file at its current sector. Otherwise, false.</returns>
public Boolean CheckForRoom(DirectoryRecord record, Int32 sectorsneedded)
{
Assert.IsNotNull(record, nameof(record));
var sectorsneedsed = Enumerable.Range((Int32)record.SectorNumber, sectorsneedded).Skip(1);
foreach (var sector in sectorsneedsed)
{
if (SectorMap.ContainsKey((UInt32)sector) == true)
{
return(false);
}
}
return(true);
}