Test refactoring: memory

Author: JohanMabille

test/CMakeLists.txt

@@ -152,6 +152,7 @@ set(XSIMD_TESTS
     test_fp_manipulation.cpp
     test_hyperbolic.cpp
     test_interface.cpp
+    test_memory.cpp
     test_utils.hpp
     #[[    xsimd_api_test.hpp
     xsimd_api_test.cpp

test/test_memory.cpp

@@ -0,0 +1,37 @@
+/***************************************************************************
+* Copyright (c) Johan Mabille, Sylvain Corlay, Wolf Vollprecht and         *
+* Martin Renou                                                             *
+* Copyright (c) QuantStack                                                 *
+*                                                                          *
+* Distributed under the terms of the BSD 3-Clause License.                 *
+*                                                                          *
+* The full license is in the file LICENSE, distributed with this software. *
+****************************************************************************/
+
+#include <vector>
+#include <type_traits>
+
+#include "gtest/gtest.h"
+
+#include "xsimd/config/xsimd_instruction_set.hpp"
+
+#ifdef XSIMD_INSTR_SET_AVAILABLE
+
+#include "xsimd/memory/xsimd_alignment.hpp"
+
+struct mock_container {};
+
+TEST(xsimd, alignment)
+{
+    using u_vector_type = std::vector<double>;
+    using a_vector_type = std::vector<double, xsimd::aligned_allocator<double, XSIMD_DEFAULT_ALIGNMENT>>;
+
+    using u_vector_align = xsimd::container_alignment_t<u_vector_type>;
+    using a_vector_align = xsimd::container_alignment_t<a_vector_type>;
+    using mock_align = xsimd::container_alignment_t<mock_container>;
+
+    EXPECT_TRUE((std::is_same<u_vector_align, xsimd::unaligned_mode>::value));
+    EXPECT_TRUE((std::is_same<a_vector_align, xsimd::aligned_mode>::value));
+    EXPECT_TRUE((std::is_same<mock_align, xsimd::unaligned_mode>::value));
+}
+#endif // XSIMD_INSTR_SET_AVAILABLE