1 files changed, 22 insertions, 0 deletions
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");
+}
+
+}