023d0e9dc0
Make sure the underlying allocation system can support an allocation request generated by the new operator which has stricter alignment requirements than the default. For G++, this ends up using the 'memalign' function which is not part of any C standard. Signed-off-by: Keith Packard <keithp@keithp.com>
117 lines
2.5 KiB
C++
117 lines
2.5 KiB
C++
/*
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* Copyright (c) 2019 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <array>
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#include <functional>
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#include <memory>
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#include <vector>
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#include <zephyr/ztest.h>
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#include <zephyr/kernel.h>
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BUILD_ASSERT(__cplusplus == 201703);
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std::array<int, 4> array = {1, 2, 3, 4};
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std::vector<int> vector;
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ZTEST(libcxx_tests, test_array)
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{
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zassert_equal(array.size(), 4, "unexpected size");
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zassert_equal(array[0], 1, "array[0] wrong");
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zassert_equal(array[3], 4, "array[3] wrong");
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std::array<uint8_t, 2> local = {1, 2};
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zassert_equal(local.size(), 2, "unexpected size");
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zassert_equal(local[0], 1, "local[0] wrong");
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zassert_equal(local[1], 2, "local[1] wrong");
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}
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ZTEST(libcxx_tests, test_vector)
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{
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zassert_equal(vector.size(), 0, "vector init nonzero");
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for (auto v : array) {
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vector.push_back(v);
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}
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zassert_equal(vector.size(), array.size(), "vector store failed");
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}
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struct make_unique_data {
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static int ctors;
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static int dtors;
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int inst;
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make_unique_data () :
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inst{++ctors}
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{ }
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~make_unique_data ()
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{
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++dtors;
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}
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};
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int make_unique_data::ctors;
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int make_unique_data::dtors;
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ZTEST(libcxx_tests, test_make_unique)
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{
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zassert_equal(make_unique_data::ctors, 0, "ctor count not initialized");
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zassert_equal(make_unique_data::dtors, 0, "dtor count not initialized");
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auto d = std::make_unique<make_unique_data>();
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zassert_true(static_cast<bool>(d), "allocation failed");
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zassert_equal(make_unique_data::ctors, 1, "ctr update failed");
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zassert_equal(d->inst, 1, "instance init failed");
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zassert_equal(make_unique_data::dtors, 0, "dtor count not zero");
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d.reset();
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zassert_false(d, "release failed");
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zassert_equal(make_unique_data::dtors, 1, "dtor count not incremented");
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}
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#if defined(CONFIG_CPP_EXCEPTIONS) && !defined(CONFIG_BOARD_M2GL025_MIV)
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static void throw_exception(void)
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{
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throw 42;
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}
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ZTEST(libcxx_tests, test_exception)
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{
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try
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{
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throw_exception();
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}
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catch (int i)
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{
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zassert_equal(i, 42, "Incorrect exception value");
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return;
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}
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zassert_unreachable("Missing exception catch");
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}
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#else
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ZTEST(libcxx_tests, test_exception)
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{
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ztest_test_skip();
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}
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#endif
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struct ThreadStack
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{
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K_KERNEL_STACK_MEMBER(threadStack, 1024) {};
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};
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ZTEST(libcxx_tests, test_new_aligned)
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{
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auto test_aligned = std::make_unique<ThreadStack>();
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zassert_not_null(test_aligned, "aligned allocation failed");
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}
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static void *libcxx_tests_setup(void)
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{
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TC_PRINT("version %u\n", (uint32_t)__cplusplus);
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return NULL;
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}
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ZTEST_SUITE(libcxx_tests, NULL, libcxx_tests_setup, NULL, NULL, NULL);
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