88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// vector<bool>
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// vector();
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// vector(const Alloc&);
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// This tests a conforming extension
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// For vector<>, this was added to the standard by N4258,
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// but vector<bool> was not changed.
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#include <vector>
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#include <cassert>
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#include "test_macros.h"
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#include "test_allocator.h"
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#include "min_allocator.h"
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template <class C>
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TEST_CONSTEXPR_CXX20 void test0()
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{
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#if TEST_STD_VER > 14
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LIBCPP_STATIC_ASSERT((noexcept(C{})), "" );
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#elif TEST_STD_VER >= 11
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LIBCPP_STATIC_ASSERT((noexcept(C()) == noexcept(typename C::allocator_type())), "" );
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#endif
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C c;
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LIBCPP_ASSERT(c.__invariants());
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assert(c.empty());
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assert(c.get_allocator() == typename C::allocator_type());
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#if TEST_STD_VER >= 11
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C c1 = {};
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LIBCPP_ASSERT(c1.__invariants());
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assert(c1.empty());
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assert(c1.get_allocator() == typename C::allocator_type());
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#endif
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}
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template <class C>
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TEST_CONSTEXPR_CXX20 void test1(const typename C::allocator_type& a)
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{
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#if TEST_STD_VER > 14
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LIBCPP_STATIC_ASSERT((noexcept(C{typename C::allocator_type{}})), "" );
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#elif TEST_STD_VER >= 11
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LIBCPP_STATIC_ASSERT((noexcept(C(typename C::allocator_type())) == std::is_nothrow_copy_constructible<typename C::allocator_type>::value), "" );
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#endif
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C c(a);
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LIBCPP_ASSERT(c.__invariants());
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assert(c.empty());
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assert(c.get_allocator() == a);
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}
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TEST_CONSTEXPR_CXX20 bool tests()
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{
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{
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test0<std::vector<bool> >();
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test1<std::vector<bool, test_allocator<bool> > >(test_allocator<bool>(3));
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}
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#if TEST_STD_VER >= 11
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{
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test0<std::vector<bool, min_allocator<bool>> >();
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test1<std::vector<bool, min_allocator<bool> > >(min_allocator<bool>());
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}
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{
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test0<std::vector<bool, explicit_allocator<bool>> >();
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test1<std::vector<bool, explicit_allocator<bool> > >(explicit_allocator<bool>());
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}
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#endif
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return true;
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}
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int main(int, char**)
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{
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tests();
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#if TEST_STD_VER > 17
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static_assert(tests());
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#endif
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return 0;
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}
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