cxx/test/strings/basic.string/string.cons/size_char_alloc.pass.cpp
Howard Hinnant bc8d3f97eb libcxx initial import
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-11 19:42:16 +00:00

107 lines
2.7 KiB
C++

//===----------------------------------------------------------------------===//
//
// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// basic_string(size_type n, charT c, const Allocator& a = Allocator());
#include <string>
#include <stdexcept>
#include <algorithm>
#include <cassert>
#include "../test_allocator.h"
template <class charT>
void
test(unsigned n, charT c)
{
typedef std::basic_string<charT, std::char_traits<charT>, test_allocator<charT> > S;
typedef typename S::traits_type T;
typedef typename S::allocator_type A;
S s2(n, c);
assert(s2.__invariants());
assert(s2.size() == n);
for (unsigned i = 0; i < n; ++i)
assert(s2[i] == c);
assert(s2.get_allocator() == A());
assert(s2.capacity() >= s2.size());
}
template <class charT>
void
test(unsigned n, charT c, const test_allocator<charT>& a)
{
typedef std::basic_string<charT, std::char_traits<charT>, test_allocator<charT> > S;
typedef typename S::traits_type T;
typedef typename S::allocator_type A;
S s2(n, c, a);
assert(s2.__invariants());
assert(s2.size() == n);
for (unsigned i = 0; i < n; ++i)
assert(s2[i] == c);
assert(s2.get_allocator() == a);
assert(s2.capacity() >= s2.size());
}
template <class Tp>
void
test(Tp n, Tp c)
{
typedef char charT;
typedef std::basic_string<charT, std::char_traits<charT>, test_allocator<charT> > S;
typedef typename S::traits_type T;
typedef typename S::allocator_type A;
S s2(n, c);
assert(s2.__invariants());
assert(s2.size() == n);
for (unsigned i = 0; i < n; ++i)
assert(s2[i] == c);
assert(s2.get_allocator() == A());
assert(s2.capacity() >= s2.size());
}
template <class Tp>
void
test(Tp n, Tp c, const test_allocator<char>& a)
{
typedef char charT;
typedef std::basic_string<charT, std::char_traits<charT>, test_allocator<charT> > S;
typedef typename S::traits_type T;
typedef typename S::allocator_type A;
S s2(n, c, a);
assert(s2.__invariants());
assert(s2.size() == n);
for (unsigned i = 0; i < n; ++i)
assert(s2[i] == c);
assert(s2.get_allocator() == a);
assert(s2.capacity() >= s2.size());
}
int main()
{
typedef test_allocator<char> A;
typedef std::basic_string<char, std::char_traits<char>, A> S;
test(0, 'a');
test(0, 'a', A(2));
test(1, 'a');
test(1, 'a', A(2));
test(10, 'a');
test(10, 'a', A(2));
test(100, 'a');
test(100, 'a', A(2));
test(100, 65);
test(100, 65, A(3));
}