From c54115e0e4f92e7b8fcb6f26f702d002f3a707c0 Mon Sep 17 00:00:00 2001
From: Roland Conybeare <rconybeare@gmail.com>
Date: Tue, 6 Jan 2026 17:27:34 -0500
Subject: [PATCH] xo-arena: move DArena utest from xo-alloc2/

---
 utest/arena.test.cpp | 43 -------------------------------------------
 1 file changed, 43 deletions(-)

diff --git a/utest/arena.test.cpp b/utest/arena.test.cpp
index 9bd8720..7ece32c 100644
--- a/utest/arena.test.cpp
+++ b/utest/arena.test.cpp
@@ -37,49 +37,6 @@ namespace xo {
             REQUIRE(IAllocator_Xfer<DArena, IAllocator_DArena>::_valid);
         }
 
-        TEST_CASE("DArena-tiny", "[alloc2][DArena]")
-        {
-            ArenaConfig cfg { .name_ = "testarena",
-                              .size_ = 1 };
-            DArena arena = DArena::map(cfg);
-
-            REQUIRE(arena.config_.name_ == cfg.name_);
-            REQUIRE(arena.lo_ != nullptr);
-            REQUIRE(arena.free_ == arena.lo_);
-            REQUIRE(arena.limit_ == arena.lo_);
-            REQUIRE(arena.hi_ != nullptr);
-            REQUIRE(arena.hi_ > arena.lo_);
-            REQUIRE(((size_t)arena.hi_ - (size_t)arena.lo_) % arena.page_z_ == 0);
-            REQUIRE(arena.lo_ + cfg.size_ <= arena.hi_);
-
-            /* verify arena.lo_ is aligned on a page boundary */
-            REQUIRE(((size_t)(arena.lo_) & (arena.page_z_ - 1)) == 0);
-
-            /* verify arena.hi_ is aligned on a hugepage boundary */
-            REQUIRE(((size_t)(arena.hi_) & (arena.page_z_ - 1)) == 0);
-
-            byte * lo = arena.lo_;
-            byte * free = arena.free_;
-            byte * limit = arena.limit_;
-            byte * hi = arena.hi_;
-            size_t committed_z = arena.committed_z_;
-
-            DArena arena2 = std::move(arena);
-
-            REQUIRE(arena.lo_ == nullptr);
-            REQUIRE(arena.free_ == nullptr);
-            REQUIRE(arena.limit_ == nullptr);
-            REQUIRE(arena.hi_ == nullptr);
-            REQUIRE(arena.committed_z_ == 0);
-
-            REQUIRE(arena.lo_ == nullptr);
-            REQUIRE(arena2.lo_ == lo);
-            REQUIRE(arena2.free_ == free);
-            REQUIRE(arena2.limit_ == limit);
-            REQUIRE(arena2.hi_ == hi);
-            REQUIRE(arena2.committed_z_ == committed_z);
-        }
-
         TEST_CASE("DArena-medium", "[alloc2][DArena]")
         {
             ArenaConfig cfg { .name_ = "testarena",