From 6a918f0827a6e8806f77e39e0348b1a2abed71f2 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Fri, 19 Dec 2025 14:11:57 +0100
Subject: Rewriting large portion for simpler approach

---
 lib/core/tests/flatten.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 lib/core/tests/flatten.cpp

(limited to 'lib/core/tests/flatten.cpp')

diff --git a/lib/core/tests/flatten.cpp b/lib/core/tests/flatten.cpp
new file mode 100644
index 0000000..84b3fa4
--- /dev/null
+++ b/lib/core/tests/flatten.cpp
@@ -0,0 +1,22 @@
+#include <forstio/test/suite.hpp>
+
+#include "../c++/flatten.hpp"
+
+namespace {
+namespace sch {
+using namespace saw::schema;
+}
+
+SAW_TEST("Flatten Index Stride"){
+	using namespace kel;
+
+	constexpr saw::data<sch::UInt64> zero = lbm::flatten_index<sch::UInt64,3u>::stride<0u>({{2u,4u,3u}});
+	constexpr saw::data<sch::UInt64> one  = lbm::flatten_index<sch::UInt64,3u>::stride<1u>({{2u,4u,3u}});
+	constexpr saw::data<sch::UInt64> two  = lbm::flatten_index<sch::UInt64,3u>::stride<2u>({{2u,4u,3u}});
+
+	SAW_EXPECT(zero.get() == 1u, "Zero is correct");
+	SAW_EXPECT(one.get() == 2u, "Zero is correct");
+	SAW_EXPECT(two.get() == 8u, "Zero is correct");
+}
+
+}
-- 
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