public void AddIfParamsNull2()
{
var TestObject = new ConcurrentBag <int>(new int[] { 1, 2, 3, 4, 5, 6 });
Assert.True(TestObject.AddIf(x => x > 1, Array.Empty <int>()));
Assert.True(TestObject.AddIf(x => x > 1, null));
}
public void AddIfTest()
{
var TestObject = new ConcurrentBag<int>(new int[] { 1, 2, 3, 4, 5, 6 });
Assert.False(TestObject.AddIf(x => x > 1, 1));
Assert.True(TestObject.AddIf(x => x > 1, 7));
Assert.True(TestObject.AddIf(x => x > 7, new int[] { 1, 2, 3, 4, 5, 6, 7, 8 }));
Assert.Equal(8, TestObject.Count);
}
public void AddIfParamsNull()
{
ConcurrentBag <int> TestObject = null;
Assert.False(TestObject.AddIf(x => x > 1, new int[] { 1 }));
Assert.False(TestObject.AddIf(x => x > 1, new int[] { 1, 7 }));
Assert.False(TestObject.AddIf(x => x > 7, new int[] { 1, 2, 3, 4, 5, 6, 7, 8 }));
}
public void AddIfTest()
{
var TestObject = new ConcurrentBag <int>(new int[] { 1, 2, 3, 4, 5, 6 });
Assert.False(TestObject.AddIf(x => x > 1, 1));
Assert.True(TestObject.AddIf(x => x > 1, 7));
Assert.True(TestObject.AddIf(x => x > 7, new int[] { 1, 2, 3, 4, 5, 6, 7, 8 }));
Assert.Equal(8, TestObject.Count);
}
public void AddIfIEnumerable()
{
var TestObject = new ConcurrentBag <int>(new int[] { 1, 2, 3, 4, 5, 6 });
Assert.False(TestObject.AddIf(x => x > 1, (IEnumerable <int>) new int[] { 1 }));
Assert.True(TestObject.AddIf(x => x > 1, (IEnumerable <int>) new int[] { 1, 7 }));
Assert.True(TestObject.AddIf(x => x > 7, (IEnumerable <int>) new int[] { 1, 2, 3, 4, 5, 6, 7, 8 }));
Assert.Equal(8, TestObject.Count);
}
/// <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 ConcurrentBag <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 ConcurrentBag <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 ConcurrentBag <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()));
}
public static void AddIfNotIn <T>(this ConcurrentBag <T> Lst, T Element, IEnumerable <T> ExclusionList)
{
Lst.AddIf(Element, E => !ExclusionList.Contains(E));
}
/// <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 ConcurrentBag <T> collection, Func <T, T, bool> predicate, IEnumerable <T> items)
{
return(!(predicate 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="comparer">
/// Equality comparer, if null then a generic equality comparer is used
/// </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 ConcurrentBag <T> collection, IEqualityComparer <T> comparer, IEnumerable <T> items)
{
comparer ??= GenericEqualityComparer <T> .Comparer;
return(collection.AddIf(x => !collection.Contains(x, comparer), 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 ConcurrentBag <T> collection, Predicate <T> predicate, IEnumerable <T> items) => collection.AddIf(predicate, items?.ToArray() ?? Array.Empty <T>());
