public void AddIf()
{
// Arrange
// Act
_testCollection.AddIf(101, true);
_testCollection.AddIf(-101, false);
_testCollection.AddIf(1001, i => i > 0);
_testCollection.AddIf(-1001, i => i > 0);
// Assert
_testCollection.Received(1).Add(101);
_testCollection.Received(1).Add(1001);
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="collection">Collection to add to</param>
/// <param name="predicate">
/// Predicate used to determine if two values are equal. Return true if they are the same,
/// false otherwise
/// </param>
/// <param name="items">Items to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> collection, Func <T, T, bool> predicate, IEnumerable <T> items)
{
return(!(collection is null) &&
!(predicate is null) &&
(items is null ||
collection.AddIf(x => !collection.Any(y => predicate(x, y)), items)));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="collection">Collection to add to</param>
/// <param name="predicate">Predicate that an item needs to satisfy in order to be added</param>
/// <param name="items">Items to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIf <T>(this ICollection <T> collection, Predicate <T> predicate, IEnumerable <T> items)
{
return(!(collection is null) &&
!(predicate is null) &&
(items?.Any() != true ||
collection.AddIf(predicate, items.ToArray())));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Items">Items to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> Collection, IEnumerable <T> Items)
{
Contract.Requires <ArgumentNullException>(Collection != null, "Collection");
if (Items == null)
{
return(true);
}
return(Collection.AddIf(x => !Collection.Contains(x), Items));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Items">Items to add to the collection</param>
/// <param name="Predicate">
/// Predicate used to determine if two values are equal. Return true if they are the same,
/// false otherwise
/// </param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> Collection, Func <T, T, bool> Predicate, IEnumerable <T> Items)
{
Contract.Requires <ArgumentNullException>(Collection != null, "Collection");
Contract.Requires <ArgumentNullException>(Predicate != null, "Predicate");
if (Items == null)
{
return(true);
}
return(Collection.AddIf(x => !Collection.Any(y => Predicate(x, y)), Items));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Items">Items to add to the collection</param>
/// <param name="Predicate">Predicate that an item needs to satisfy in order to be added</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIf <T>(this ICollection <T> Collection, Predicate <T> Predicate, IEnumerable <T> Items)
{
Contract.Requires <ArgumentNullException>(Collection != null, "Collection");
Contract.Requires <ArgumentNullException>(Predicate != null, "Predicate");
if (Items == null)
{
return(true);
}
return(Collection.AddIf(Predicate, Items.ToArray()));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Items">Items to add to the collection</param>
/// <param name="Predicate">Predicate that an item needs to satisfy in order to be added</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIf <T>(this ICollection <T> Collection, IEnumerable <T> Items, Predicate <T> Predicate)
{
Collection.ThrowIfNull("Collection");
Predicate.ThrowIfNull("Predicate");
bool ReturnValue = false;
foreach (T Item in Items)
{
ReturnValue |= Collection.AddIf(Item, Predicate);
}
return(ReturnValue);
}
/// <summary>
/// Match a similarity with a group, if applicable
/// </summary>
/// <param name="index">The index letter to change a word</param>
/// <param name="group">The group where similarities will be added to</param>
/// <param name="target">The target word to be found</param>
/// <param name="source">The allowed contents that the search can be done at</param>
/// <param name="similarityGroups">The similarity groups that were already found</param>
/// <param name="alreadyKnown">The already found words</param>
/// <param name="pathsContent">List of valid paths</param>
/// <returns>True if target is found</returns>
public virtual bool FindAndMatchSimilarities(int index, string group, string target, ConcurrentHashSet <string> source, ConcurrentDictionary <string, ICollection <string> > similarityGroups, ConcurrentHashSet <string> alreadyKnown, ICollection <string> pathsContent)
{
var targetFound = false;
for (char k = 'a'; k <= 'z'; k++)
{
string similarity = SubstituteLetter(group, index, k);
if (!source.Contains(similarity))
{
_log.LogTrace("Similarity {similarity} does not exist in source, skipping.", similarity);
continue;
}
_log.LogDebug("Adding similarity {similarity} to the list of known elements.", similarity);
AddSimilarityToGroup(group, similarity, similarityGroups);
pathsContent.AddIf(similarity, !alreadyKnown.Contains(similarity));
alreadyKnown.Add(similarity);
if (similarity.Equals(target))
{
_log.LogInformation("Target {target} was found from similarity of {group}!", target, group);
targetFound = true;
}
}
return(targetFound);
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Items">Items to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> Collection, IEnumerable <T> Items)
{
Collection.ThrowIfNull("Collection");
return(Collection.AddIf(x => !Collection.Contains(x), Items));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="collection">Collection to add to</param>
/// <param name="items">Items to add to the collection</param>
/// <param name="predicate">Predicate that an item needs to satisfy in order to be added</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIf <T>(this ICollection <T> collection, Predicate <T> predicate, IEnumerable <T> items)
{
Guard.NotNull(collection, "collection");
Guard.NotNull(predicate, "predicate");
return(collection.AddIf(predicate, items.ToArray()));
}
/// <summary>
/// Adds an item to the collection if it is not already present.
/// </summary>
/// <typeparam name="T">The type of the collection's elements and the item to add to it.</typeparam>
/// <param name="collection">The collection to which the item will be added.</param>
/// <param name="item">The item to add to the collection.</param>
public static void AddIfNew <T>(this ICollection <T> collection, T item)
{
collection.AddIf(item, queriedItem => !collection.Contains(queriedItem));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="collection">Collection to add to</param>
/// <param name="items">Items to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> collection, IEnumerable <T> items)
{
Guard.NotNull(collection, "collection");
return(collection.AddIf(x => !collection.Contains(x), items));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="collection">Collection to add to</param>
/// <param name="items">Items to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> collection, IEnumerable <T> items)
{
return(!(collection is null) &&
(items is null ||
collection.AddIf(x => !collection.Contains(x), items)));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Items">Items to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> Collection, params T[] Items)
{
Contract.Requires <ArgumentNullException>(Collection != null, "Collection");
return(Collection.AddIf(x => !Collection.Contains(x), Items));
}
public static ICollection <T> AddIf <T>(this ICollection <T> collection, Func <T, bool> predicate, T item) => collection.AddIf <T>(predicate.Invoke(item), item);
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Items">Items to add to the collection</param>
/// <param name="Predicate">Predicate that an item needs to satisfy in order to be added</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIf <T>(this ICollection <T> Collection, Predicate <T> Predicate, IEnumerable <T> Items)
{
Collection.ThrowIfNull("Collection");
Predicate.ThrowIfNull("Predicate");
return(Collection.AddIf(Predicate, Items.ToArray()));
}
/// <summary>
/// Adds an item to the collection if it isn't already in the collection
/// </summary>
/// <typeparam name="T">Collection type</typeparam>
/// <param name="Collection">Collection to add to</param>
/// <param name="Item">Item to add to the collection</param>
/// <returns>True if it is added, false otherwise</returns>
public static bool AddIfUnique <T>(this ICollection <T> Collection, T Item)
{
Collection.ThrowIfNull("Collection");
return(Collection.AddIf(Item, x => !Collection.Contains(x)));
}
