/// <summary>
/// Array optimized
/// source.ToDictionary(keySelector, valueSelector)
/// </summary>
public static CompactDictionary <TKey, TValue, TComparer> ToComapctDictionary <TSource, TKey, TValue, TComparer>(this TSource[] source, Func <TSource, TKey> keySelector, Func <TSource, TValue> valueSelector)
where TComparer : struct, IEqualityComparer <TKey>
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
if (keySelector == null)
{
throw new ArgumentNullException(nameof(keySelector));
}
if (valueSelector == null)
{
throw new ArgumentNullException(nameof(valueSelector));
}
var d = new CompactDictionary <TKey, TValue, TComparer>(source.Length);
foreach (var x in source)
{
d.AddOrUpdate(keySelector(x), valueSelector(x));
}
return(d);
}
public void MarginalCapacity()
{
var d = new CompactDictionary <string, int>(items.Length / 2);
foreach (var n in items)
{
d.AddOrUpdate(n.Key, n.Value);
}
foreach (var n in notExsist)
{
Assert.Null(Get(d, n));
}
foreach (var n in items)
{
Assert.Equal(n.Value, Get(d, n.Key));
}
}