From c4ce46a223a398c632c750c8440b8b7526ccc799 Mon Sep 17 00:00:00 2001
From: LunaTheFoxgirl <cli-luna@protonmail.com>
Date: Tue, 9 Apr 2024 20:24:23 +0200
Subject: [PATCH] Add unit test for unique pointer move

---
 source/numem/mem/ptr.d | 28 +++++++++++++++++++++++++---
 1 file changed, 25 insertions(+), 3 deletions(-)

diff --git a/source/numem/mem/ptr.d b/source/numem/mem/ptr.d
index 8a34c28..1e74575 100644
--- a/source/numem/mem/ptr.d
+++ b/source/numem/mem/ptr.d
@@ -567,29 +567,51 @@ public:
     }
 }
 
-
+// Tests whether a shared pointer can be created.
 @("Shared pointer")
 unittest {
-    import numem.mem.ptr;
     class A { }
     shared_ptr!A p = shared_new!A();
     assert(p.get);
 }
 
+// Tests whether a unique pointer can be created.
 @("Unique pointer")
 unittest {
-    import numem.mem.ptr;
     class A { }
     unique_ptr!A p = unique_new!A();
 
     assert(p.get);
 }
 
+// Tests whether the subtype of a unique pointer can properly be aliased
+// and the contents be accessed without .get()
 @("Unique pointer (alias)")
 unittest {
     struct A {
         bool b() { return true; }
     }
+
     unique_ptr!A vp = unique_new!A();
     assert(vp.b() == true, "Expected vp.b() to return true!");
+}
+
+// Tests whether unqiue_ptr can be moved via assignment.
+@("Unique pointer move")
+unittest {
+    struct A { int b; }
+
+    // Assignment via creation
+    unique_ptr!A first = unique_new!A();
+    assert(first.get(), "Expected first to return non-null value!");
+
+    // Move via creation
+    unique_ptr!A second = first;
+    assert(!first.get(), "Expected first to return null value!");
+    assert(second.get(), "Expected second to return non-null value!");
+
+    // Move via assignment.
+    first = second;
+    assert(first.get(), "Expected first to return non-null value!");
+    assert(!second.get(), "Expected second to return null value!");
 }
\ No newline at end of file