Added HashTable::Capacity()

src/jc/cpp/hashtable.h

@@ -10,8 +10,7 @@
     - Supports values with = operator
 
 VERSION:
-    2.11 - (2024-12-28) - Added Full()
-    2.10 - (2024-12-28) - Added SetCapacity() and dynamic size support
+    2.10 - (2024-12-28) - Added SetCapacity(), Full() and Capacity()
     2.01 - (2016-11-06) - Removed requirement of allocating memory at power of 2 sizes
     2.00 - (2016-06-04) - Changed to two arrays: entries & values
                         - Removed empty key (API change)
@@ -301,6 +300,11 @@ class HashTable
         return m_Size;
     }
 
+    inline uint32_t Capacity() const
+    {
+        return m_Capacity;
+    }
+
     inline bool Full() const
     {
         return m_Size == m_Capacity;

test/hashtable.cpp

@@ -428,13 +428,15 @@ TEST_F(HashTableTest, SetCapacity)
 
             jc::HashTable<uint32_t, uint32_t> ht;
             ht.SetCapacity(table_size);
+            ASSERT_EQ(table_size, ht.Capacity());
 
             const uint32_t grow_iter_count = 20;
             for (uint32_t grow_iter = 1; grow_iter < grow_iter_count; ++grow_iter)
             {
                 uint32_t target_size = table_size + grow_iter;
 
                 ht.SetCapacity(target_size);
+                ASSERT_EQ(target_size, ht.Capacity());
 
                 FillMaps(map, ht, target_size);