Add remaining AddRange overloads for HashSet

Recyclable.CollectionsTests/RecyclableHashSetTests.cs

@@ -197,5 +197,97 @@ namespace Recyclable.CollectionsTests
             _ = set.Should().Contain(new[] { 1, 2, 3 });
         }
 
+        [Fact]
+        public void AddRangeShouldAddItemsFromSortedSet()
+        {
+            using var source = new RecyclableSortedSet<int>();
+            source.Add(1);
+            source.Add(2);
+            source.Add(3);
+            using var set = new RecyclableHashSet<int>();
+
+            set.AddRange(source);
+
+            _ = set.Count.Should().Be(3);
+            _ = set.Should().Contain(new[] { 1, 2, 3 });
+        }
+
+        [Fact]
+        public void AddRangeShouldAddItemsFromLinkedList()
+        {
+            using var source = new RecyclableLinkedList<int>(new[] { 1, 2, 3 });
+            using var set = new RecyclableHashSet<int>();
+
+            set.AddRange(source);
+
+            _ = set.Count.Should().Be(3);
+            _ = set.Should().Contain(new[] { 1, 2, 3 });
+        }
+
+        [Fact]
+        public void AddRangeShouldAddItemsFromPriorityQueue()
+        {
+            using var source = new RecyclablePriorityQueue<int>();
+            source.Enqueue(1);
+            source.Enqueue(2);
+            source.Enqueue(3);
+            using var set = new RecyclableHashSet<int>();
+
+            set.AddRange(source);
+
+            _ = set.Count.Should().Be(3);
+            _ = set.Should().Contain(new[] { 1, 2, 3 });
+        }
+
+        [Fact]
+        public void AddRangeShouldAddItemsFromDictionary()
+        {
+            using var source = new RecyclableDictionary<int, string>();
+            source.Add(1, "a");
+            source.Add(2, "b");
+            using var set = new RecyclableHashSet<KeyValuePair<int, string>>();
+
+            set.AddRange(source);
+
+            _ = set.Count.Should().Be(2);
+            set.Should().Contain(new[]
+            {
+                new KeyValuePair<int, string>(1, "a"),
+                new KeyValuePair<int, string>(2, "b")
+            });
+        }
+
+        [Fact]
+        public void AddRangeShouldAddItemsFromSortedDictionary()
+        {
+            using var source = new RecyclableSortedDictionary<int, string>();
+            source.Add(1, "a");
+            source.Add(2, "b");
+            using var set = new RecyclableHashSet<KeyValuePair<int, string>>();
+
+            set.AddRange(source);
+
+            _ = set.Count.Should().Be(2);
+            set.Should().Contain(new[]
+            {
+                new KeyValuePair<int, string>(1, "a"),
+                new KeyValuePair<int, string>(2, "b")
+            });
+        }
+
+        [Fact]
+        public void AddRangeShouldAddItemsFromSortedList()
+        {
+            using var source = new RecyclableSortedList<int, string>();
+            source.Add(1, "a");
+            source.Add(2, "b");
+            using var set = new RecyclableHashSet<(int Key, string Value)>();
+
+            set.AddRange(source);
+
+            _ = set.Count.Should().Be(2);
+            set.Should().Contain(new[] { (1, "a"), (2, "b") });
+        }
+
     }
 }