From c9a4e276309ec176746eb9d35a5966999ee5b07c Mon Sep 17 00:00:00 2001
From: NukeBird <nukebird.dev@gmail.com>
Date: Fri, 14 Feb 2025 21:41:36 +0300
Subject: [PATCH] Destroy an entity and ensure it no longer exists

---
 tests/zecsy.cpp | 11 ++++++++++-
 zecsy.hpp       |  6 ++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/tests/zecsy.cpp b/tests/zecsy.cpp
index faee0e0..3054eb7 100644
--- a/tests/zecsy.cpp
+++ b/tests/zecsy.cpp
@@ -8,7 +8,16 @@ using namespace zecsy;
 TEST_CASE("Create a single entity and verify its existence")
 {
     world w;
-    
+ 
     auto e = w.make_entity();
     REQUIRE(w.is_alive(e));
 }
+
+TEST_CASE("Destroy an entity and ensure it no longer exists in the world")
+{
+    world w;
+
+    auto e = w.make_entity();
+    w.destroy_entity(e);
+    REQUIRE_FALSE(w.is_alive(e));
+}
diff --git a/zecsy.hpp b/zecsy.hpp
index abefeab..ed7d0f8 100644
--- a/zecsy.hpp
+++ b/zecsy.hpp
@@ -22,6 +22,7 @@ namespace zecsy
         world &operator=(world &&) = default;
    
         entity_id make_entity();
+        void destroy_entity(entity_id e);
         bool is_alive(entity_id e) const; 
     private:
         std::bitset<MAX_ZECSY_ENTITIES> entities_bitset;
@@ -38,6 +39,11 @@ namespace zecsy
         return id;
     }
 
+    inline void world::destroy_entity(entity_id e)
+    {
+        entities_bitset.reset(e);
+    }
+
     inline bool world::is_alive(entity_id e) const
     {
         return entities_bitset.test(e);