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Implement std::string_view as described in http://wg21.link/P0254R1. Reviewed as https://reviews.llvm.org/D21459

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@276238 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2016-07-21 05:31:24 +00:00
parent f50841f3ac
commit 1e00d6db31
100 changed files with 19172 additions and 731 deletions
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23
test/std/strings/basic.string/string.cons/string_view.fail.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// explicit basic_string(basic_string_view<CharT, traits> sv, const Allocator& a = Allocator());
#include <string>
#include <string_view>
void foo ( const string &s ) {}
int main()
{
std::string_view sv = "ABCDE";
foo(sv); // requires implicit conversion from string_view to string
}

89
test/std/strings/basic.string/string.cons/string_view.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// explicit basic_string(basic_string_view<CharT, traits> sv, const Allocator& a = Allocator());
#include <string>
#include <string_view>
#include <stdexcept>
#include <algorithm>
#include <cassert>
#include "test_macros.h"
#include "test_allocator.h"
#include "min_allocator.h"
template <class charT>
void
test(std::basic_string_view<charT> sv)
{
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(sv);
LIBCPP_ASSERT(s2.__invariants());
assert(s2.size() == sv.size());
assert(T::compare(s2.data(), sv.data(), sv.size()) == 0);
assert(s2.get_allocator() == A());
assert(s2.capacity() >= s2.size());
}
template <class charT, class A>
void
test(std::basic_string_view<charT> sv, const A& a)
{
typedef std::basic_string<charT, std::char_traits<charT>, A> S;
typedef typename S::traits_type T;
S s2(sv, a);
LIBCPP_ASSERT(s2.__invariants());
assert(s2.size() == sv.size());
assert(T::compare(s2.data(), sv.data(), sv.size()) == 0);
assert(s2.get_allocator() == a);
assert(s2.capacity() >= s2.size());
}
int main()
{
{
typedef test_allocator<char> A;
typedef std::basic_string_view<char, std::char_traits<char> > SV;
test(SV(""));
test(SV(""), A(2));
test(SV("1"));
test(SV("1") ,A(2));
test(SV("1234567980"));
test(SV("1234567980"), A(2));
test(SV("123456798012345679801234567980123456798012345679801234567980"));
test(SV("123456798012345679801234567980123456798012345679801234567980"), A(2));
}
#if TEST_STD_VER >= 11
{
typedef min_allocator<char> A;
typedef std::basic_string_view<char, std::char_traits<char> > SV;
test(SV(""));
test(SV(""), A());
test(SV("1"));
test(SV("1") ,A());
test(SV("1234567980"));
test(SV("1234567980"), A());
test(SV("123456798012345679801234567980123456798012345679801234567980"));
test(SV("123456798012345679801234567980123456798012345679801234567980"), A());
}
#endif
}

83
test/std/strings/basic.string/string.modifiers/string_append/string_view.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// basic_string<charT,traits,Allocator>&
// append(basic_string_view<charT,traits> sv);
#include <string>
#include <string_view>
#include <cassert>
#include "test_macros.h"
#include "min_allocator.h"
template <class S, class SV>
void
test(S s, SV sv, S expected)
{
s.append(sv);
LIBCPP_ASSERT(s.__invariants());
assert(s == expected);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(), SV(), S());
test(S(), SV("12345"), S("12345"));
test(S(), SV("1234567890"), S("1234567890"));
test(S(), SV("12345678901234567890"), S("12345678901234567890"));
test(S("12345"), SV(), S("12345"));
test(S("12345"), SV("12345"), S("1234512345"));
test(S("12345"), SV("1234567890"), S("123451234567890"));
test(S("12345"), SV("12345678901234567890"), S("1234512345678901234567890"));
test(S("1234567890"), SV(), S("1234567890"));
test(S("1234567890"), SV("12345"), S("123456789012345"));
test(S("1234567890"), SV("1234567890"), S("12345678901234567890"));
test(S("1234567890"), SV("12345678901234567890"), S("123456789012345678901234567890"));
test(S("12345678901234567890"), SV(), S("12345678901234567890"));
test(S("12345678901234567890"), SV("12345"), S("1234567890123456789012345"));
test(S("12345678901234567890"), SV("1234567890"), S("123456789012345678901234567890"));
test(S("12345678901234567890"), SV("12345678901234567890"),
S("1234567890123456789012345678901234567890"));
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char> > SV;
test(S(), SV(), S());
test(S(), SV("12345"), S("12345"));
test(S(), SV("1234567890"), S("1234567890"));
test(S(), SV("12345678901234567890"), S("12345678901234567890"));
test(S("12345"), SV(), S("12345"));
test(S("12345"), SV("12345"), S("1234512345"));
test(S("12345"), SV("1234567890"), S("123451234567890"));
test(S("12345"), SV("12345678901234567890"), S("1234512345678901234567890"));
test(S("1234567890"), SV(), S("1234567890"));
test(S("1234567890"), SV("12345"), S("123456789012345"));
test(S("1234567890"), SV("1234567890"), S("12345678901234567890"));
test(S("1234567890"), SV("12345678901234567890"), S("123456789012345678901234567890"));
test(S("12345678901234567890"), SV(), S("12345678901234567890"));
test(S("12345678901234567890"), SV("12345"), S("1234567890123456789012345"));
test(S("12345678901234567890"), SV("1234567890"), S("123456789012345678901234567890"));
test(S("12345678901234567890"), SV("12345678901234567890"),
S("1234567890123456789012345678901234567890"));
}
#endif
}

124
test/std/strings/basic.string/string.modifiers/string_append/string_view_size_size.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// XFAIL: libcpp-no-exceptions
// <string>
// basic_string<charT,traits,Allocator>&
// append(basic_string_view<charT,traits> sv, size_type pos, size_type n = npos);
// the "= npos" was added for C++14
#include <string>
#include <string>
#include <stdexcept>
#include <cassert>
#include "test_macros.h"
#include "min_allocator.h"
template <class S, class SV>
void
test(S s, SV sv, typename S::size_type pos, typename S::size_type n, S expected)
{
try
{
s.append(sv, pos, n);
LIBCPP_ASSERT(s.__invariants());
assert(pos <= sv.size());
assert(s == expected);
}
catch (std::out_of_range&)
{
assert(pos > sv.size());
}
}
template <class S, class SV>
void
test_npos(S s, SV sv, typename S::size_type pos, S expected)
{
try
{
s.append(sv, pos);
LIBCPP_ASSERT(s.__invariants());
assert(pos <= sv.size());
assert(s == expected);
}
catch (std::out_of_range&)
{
assert(pos > sv.size());
}
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(), SV(), 0, 0, S());
test(S(), SV(), 1, 0, S());
test(S(), SV("12345"), 0, 3, S("123"));
test(S(), SV("12345"), 1, 4, S("2345"));
test(S(), SV("12345"), 3, 15, S("45"));
test(S(), SV("12345"), 5, 15, S(""));
test(S(), SV("12345"), 6, 15, S("not happening"));
test(S(), SV("12345678901234567890"), 0, 0, S());
test(S(), SV("12345678901234567890"), 1, 1, S("2"));
test(S(), SV("12345678901234567890"), 2, 3, S("345"));
test(S(), SV("12345678901234567890"), 12, 13, S("34567890"));
test(S(), SV("12345678901234567890"), 21, 13, S("not happening"));
test(S("12345"), SV(), 0, 0, S("12345"));
test(S("12345"), SV("12345"), 2, 2, S("1234534"));
test(S("12345"), SV("1234567890"), 0, 100, S("123451234567890"));
test(S("12345678901234567890"), SV(), 0, 0, S("12345678901234567890"));
test(S("12345678901234567890"), SV("12345"), 1, 3, S("12345678901234567890234"));
test(S("12345678901234567890"), SV("12345678901234567890"), 5, 10,
S("123456789012345678906789012345"));
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char> > SV;
test(S(), SV(), 0, 0, S());
test(S(), SV(), 1, 0, S());
test(S(), SV("12345"), 0, 3, S("123"));
test(S(), SV("12345"), 1, 4, S("2345"));
test(S(), SV("12345"), 3, 15, S("45"));
test(S(), SV("12345"), 5, 15, S(""));
test(S(), SV("12345"), 6, 15, S("not happening"));
test(S(), SV("12345678901234567890"), 0, 0, S());
test(S(), SV("12345678901234567890"), 1, 1, S("2"));
test(S(), SV("12345678901234567890"), 2, 3, S("345"));
test(S(), SV("12345678901234567890"), 12, 13, S("34567890"));
test(S(), SV("12345678901234567890"), 21, 13, S("not happening"));
test(S("12345"), SV(), 0, 0, S("12345"));
test(S("12345"), SV("12345"), 2, 2, S("1234534"));
test(S("12345"), SV("1234567890"), 0, 100, S("123451234567890"));
test(S("12345678901234567890"), SV(), 0, 0, S("12345678901234567890"));
test(S("12345678901234567890"), SV("12345"), 1, 3, S("12345678901234567890234"));
test(S("12345678901234567890"), SV("12345678901234567890"), 5, 10,
S("123456789012345678906789012345"));
}
#endif
{
typedef std::string S;
typedef std::string_view SV;
test_npos(S(), SV(), 0, S());
test_npos(S(), SV(), 1, S());
test_npos(S(), SV("12345"), 0, S("12345"));
test_npos(S(), SV("12345"), 1, S("2345"));
test_npos(S(), SV("12345"), 3, S("45"));
test_npos(S(), SV("12345"), 5, S(""));
test_npos(S(), SV("12345"), 6, S("not happening"));
}
}

105
test/std/strings/basic.string/string.modifiers/string_assign/string_view.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// basic_string<charT,traits,Allocator>&
// assign(basic_string_view<charT,traits> sv);
#include <string>
#include <string_view>
#include <cassert>
#include "test_macros.h"
#include "min_allocator.h"
#include "test_allocator.h"
template <class S, class SV>
void
test(S s, SV sv, S expected)
{
s.assign(sv);
LIBCPP_ASSERT(s.__invariants());
assert(s == expected);
}
template <class S, class SV>
void
testAlloc(S s, SV sv, const typename S::allocator_type& a)
{
s.assign(sv);
LIBCPP_ASSERT(s.__invariants());
assert(s == sv);
assert(s.get_allocator() == a);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(), SV(), S());
test(S(), SV("12345"), S("12345"));
test(S(), SV("1234567890"), S("1234567890"));
test(S(), SV("12345678901234567890"), S("12345678901234567890"));
test(S("12345"), SV(), S());
test(S("12345"), SV("12345"), S("12345"));
test(S("12345"), SV("1234567890"), S("1234567890"));
test(S("12345"), SV("12345678901234567890"), S("12345678901234567890"));
test(S("1234567890"), SV(), S());
test(S("1234567890"), SV("12345"), S("12345"));
test(S("1234567890"), SV("1234567890"), S("1234567890"));
test(S("1234567890"), SV("12345678901234567890"), S("12345678901234567890"));
test(S("12345678901234567890"), SV(), S());
test(S("12345678901234567890"), SV("12345"), S("12345"));
test(S("12345678901234567890"), SV("1234567890"), S("1234567890"));
test(S("12345678901234567890"), SV("12345678901234567890"),
S("12345678901234567890"));
testAlloc(S(), SV(), std::allocator<char>());
testAlloc(S(), SV("12345"), std::allocator<char>());
testAlloc(S(), SV("1234567890"), std::allocator<char>());
testAlloc(S(), SV("12345678901234567890"), std::allocator<char>());
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char> > SV;
test(S(), SV(), S());
test(S(), SV("12345"), S("12345"));
test(S(), SV("1234567890"), S("1234567890"));
test(S(), SV("12345678901234567890"), S("12345678901234567890"));
test(S("12345"), SV(), S());
test(S("12345"), SV("12345"), S("12345"));
test(S("12345"), SV("1234567890"), S("1234567890"));
test(S("12345"), SV("12345678901234567890"), S("12345678901234567890"));
test(S("1234567890"), SV(), S());
test(S("1234567890"), SV("12345"), S("12345"));
test(S("1234567890"), SV("1234567890"), S("1234567890"));
test(S("1234567890"), SV("12345678901234567890"), S("12345678901234567890"));
test(S("12345678901234567890"), SV(), S());
test(S("12345678901234567890"), SV("12345"), S("12345"));
test(S("12345678901234567890"), SV("1234567890"), S("1234567890"));
test(S("12345678901234567890"), SV("12345678901234567890"),
S("12345678901234567890"));
testAlloc(S(), SV(), min_allocator<char>());
testAlloc(S(), SV("12345"), min_allocator<char>());
testAlloc(S(), SV("1234567890"), min_allocator<char>());
testAlloc(S(), SV("12345678901234567890"), min_allocator<char>());
}
#endif
}

123
test/std/strings/basic.string/string.modifiers/string_assign/string_view_size_size.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// XFAIL: libcpp-no-exceptions
// <string>
// basic_string<charT,traits,Allocator>&
// assign(basic_string_view<charT,traits> sv, size_type pos, size_type n=npos);
// the =npos was added for C++14
#include <string>
#include <stdexcept>
#include <cassert>
#include "test_macros.h"
#include "min_allocator.h"
template <class S, class SV>
void
test(S s, SV sv, typename S::size_type pos, typename S::size_type n, S expected)
{
try
{
s.assign(sv, pos, n);
LIBCPP_ASSERT(s.__invariants());
assert(pos <= sv.size());
assert(s == expected);
}
catch (std::out_of_range&)
{
assert(pos > sv.size());
}
}
template <class S, class SV>
void
test_npos(S s, SV sv, typename S::size_type pos, S expected)
{
try
{
s.assign(sv, pos);
LIBCPP_ASSERT(s.__invariants());
assert(pos <= sv.size());
assert(s == expected);
}
catch (std::out_of_range&)
{
assert(pos > sv.size());
}
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(), SV(), 0, 0, S());
test(S(), SV(), 1, 0, S());
test(S(), SV("12345"), 0, 3, S("123"));
test(S(), SV("12345"), 1, 4, S("2345"));
test(S(), SV("12345"), 3, 15, S("45"));
test(S(), SV("12345"), 5, 15, S(""));
test(S(), SV("12345"), 6, 15, S("not happening"));
test(S(), SV("12345678901234567890"), 0, 0, S());
test(S(), SV("12345678901234567890"), 1, 1, S("2"));
test(S(), SV("12345678901234567890"), 2, 3, S("345"));
test(S(), SV("12345678901234567890"), 12, 13, S("34567890"));
test(S(), SV("12345678901234567890"), 21, 13, S("not happening"));
test(S("12345"), SV(), 0, 0, S());
test(S("12345"), SV("12345"), 2, 2, S("34"));
test(S("12345"), SV("1234567890"), 0, 100, S("1234567890"));
test(S("12345678901234567890"), SV(), 0, 0, S());
test(S("12345678901234567890"), SV("12345"), 1, 3, S("234"));
test(S("12345678901234567890"), SV("12345678901234567890"), 5, 10,
S("6789012345"));
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char> > SV;
test(S(), SV(), 0, 0, S());
test(S(), SV(), 1, 0, S());
test(S(), SV("12345"), 0, 3, S("123"));
test(S(), SV("12345"), 1, 4, S("2345"));
test(S(), SV("12345"), 3, 15, S("45"));
test(S(), SV("12345"), 5, 15, S(""));
test(S(), SV("12345"), 6, 15, S("not happening"));
test(S(), SV("12345678901234567890"), 0, 0, S());
test(S(), SV("12345678901234567890"), 1, 1, S("2"));
test(S(), SV("12345678901234567890"), 2, 3, S("345"));
test(S(), SV("12345678901234567890"), 12, 13, S("34567890"));
test(S(), SV("12345678901234567890"), 21, 13, S("not happening"));
test(S("12345"), SV(), 0, 0, S());
test(S("12345"), SV("12345"), 2, 2, S("34"));
test(S("12345"), SV("1234567890"), 0, 100, S("1234567890"));
test(S("12345678901234567890"), SV(), 0, 0, S());
test(S("12345678901234567890"), SV("12345"), 1, 3, S("234"));
test(S("12345678901234567890"), SV("12345678901234567890"), 5, 10,
S("6789012345"));
}
#endif
{
typedef std::string S;
typedef std::string_view SV;
test_npos(S(), SV(), 0, S());
test_npos(S(), SV(), 1, S());
test_npos(S(), SV("12345"), 0, S("12345"));
test_npos(S(), SV("12345"), 1, S("2345"));
test_npos(S(), SV("12345"), 3, S("45"));
test_npos(S(), SV("12345"), 5, S(""));
test_npos(S(), SV("12345"), 6, S("not happening"));
}
}

70
test/std/strings/basic.string/string.nonmembers/string_op!=/string_string_view.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(const S& lhs, SV rhs, bool x)
{
assert((lhs != rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string SV;
test(S(""), SV(""), false);
test(S(""), SV("abcde"), true);
test(S(""), SV("abcdefghij"), true);
test(S(""), SV("abcdefghijklmnopqrst"), true);
test(S("abcde"), SV(""), true);
test(S("abcde"), SV("abcde"), false);
test(S("abcde"), SV("abcdefghij"), true);
test(S("abcde"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghij"), SV(""), true);
test(S("abcdefghij"), SV("abcde"), true);
test(S("abcdefghij"), SV("abcdefghij"), false);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghijklmnopqrst"), SV(""), true);
test(S("abcdefghijklmnopqrst"), SV("abcde"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), false);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(S(""), SV(""), false);
test(S(""), SV("abcde"), true);
test(S(""), SV("abcdefghij"), true);
test(S(""), SV("abcdefghijklmnopqrst"), true);
test(S("abcde"), SV(""), true);
test(S("abcde"), SV("abcde"), false);
test(S("abcde"), SV("abcdefghij"), true);
test(S("abcde"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghij"), SV(""), true);
test(S("abcdefghij"), SV("abcde"), true);
test(S("abcdefghij"), SV("abcdefghij"), false);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghijklmnopqrst"), SV(""), true);
test(S("abcdefghijklmnopqrst"), SV("abcde"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), false);
}
#endif
}

70
test/std/strings/basic.string/string.nonmembers/string_op!=/string_view_string.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(SV lhs, const S& rhs, bool x)
{
assert((lhs != rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(SV(""), S(""), false);
test(SV(""), S("abcde"), true);
test(SV(""), S("abcdefghij"), true);
test(SV(""), S("abcdefghijklmnopqrst"), true);
test(SV("abcde"), S(""), true);
test(SV("abcde"), S("abcde"), false);
test(SV("abcde"), S("abcdefghij"), true);
test(SV("abcde"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghij"), S(""), true);
test(SV("abcdefghij"), S("abcde"), true);
test(SV("abcdefghij"), S("abcdefghij"), false);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghijklmnopqrst"), S(""), true);
test(SV("abcdefghijklmnopqrst"), S("abcde"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), false);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(SV(""), S(""), false);
test(SV(""), S("abcde"), true);
test(SV(""), S("abcdefghij"), true);
test(SV(""), S("abcdefghijklmnopqrst"), true);
test(SV("abcde"), S(""), true);
test(SV("abcde"), S("abcde"), false);
test(SV("abcde"), S("abcdefghij"), true);
test(SV("abcde"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghij"), S(""), true);
test(SV("abcdefghij"), S("abcde"), true);
test(SV("abcdefghij"), S("abcdefghij"), false);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghijklmnopqrst"), S(""), true);
test(SV("abcdefghijklmnopqrst"), S("abcde"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), false);
}
#endif
}

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(const S& lhs, SV rhs, bool x)
{
assert((lhs == rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(""), SV(""), true);
test(S(""), SV("abcde"), false);
test(S(""), SV("abcdefghij"), false);
test(S(""), SV("abcdefghijklmnopqrst"), false);
test(S("abcde"), SV(""), false);
test(S("abcde"), SV("abcde"), true);
test(S("abcde"), SV("abcdefghij"), false);
test(S("abcde"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghij"), SV(""), false);
test(S("abcdefghij"), SV("abcde"), false);
test(S("abcdefghij"), SV("abcdefghij"), true);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghijklmnopqrst"), SV(""), false);
test(S("abcdefghijklmnopqrst"), SV("abcde"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), true);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(S(""), SV(""), true);
test(S(""), SV("abcde"), false);
test(S(""), SV("abcdefghij"), false);
test(S(""), SV("abcdefghijklmnopqrst"), false);
test(S("abcde"), SV(""), false);
test(S("abcde"), SV("abcde"), true);
test(S("abcde"), SV("abcdefghij"), false);
test(S("abcde"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghij"), SV(""), false);
test(S("abcdefghij"), SV("abcde"), false);
test(S("abcdefghij"), SV("abcdefghij"), true);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghijklmnopqrst"), SV(""), false);
test(S("abcdefghijklmnopqrst"), SV("abcde"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), true);
}
#endif
}

70
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(SV lhs, const S& rhs, bool x)
{
assert((lhs == rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(SV(""), S(""), true);
test(SV(""), S("abcde"), false);
test(SV(""), S("abcdefghij"), false);
test(SV(""), S("abcdefghijklmnopqrst"), false);
test(SV("abcde"), S(""), false);
test(SV("abcde"), S("abcde"), true);
test(SV("abcde"), S("abcdefghij"), false);
test(SV("abcde"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghij"), S(""), false);
test(SV("abcdefghij"), S("abcde"), false);
test(SV("abcdefghij"), S("abcdefghij"), true);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghijklmnopqrst"), S(""), false);
test(SV("abcdefghijklmnopqrst"), S("abcde"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(SV(""), S(""), true);
test(SV(""), S("abcde"), false);
test(SV(""), S("abcdefghij"), false);
test(SV(""), S("abcdefghijklmnopqrst"), false);
test(SV("abcde"), S(""), false);
test(SV("abcde"), S("abcde"), true);
test(SV("abcde"), S("abcdefghij"), false);
test(SV("abcde"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghij"), S(""), false);
test(SV("abcdefghij"), S("abcde"), false);
test(SV("abcdefghij"), S("abcdefghij"), true);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghijklmnopqrst"), S(""), false);
test(SV("abcdefghijklmnopqrst"), S("abcde"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true);
}
#endif
}

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(const S& lhs, SV rhs, bool x)
{
assert((lhs > rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(""), SV(""), false);
test(S(""), SV("abcde"), false);
test(S(""), SV("abcdefghij"), false);
test(S(""), SV("abcdefghijklmnopqrst"), false);
test(S("abcde"), SV(""), true);
test(S("abcde"), SV("abcde"), false);
test(S("abcde"), SV("abcdefghij"), false);
test(S("abcde"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghij"), SV(""), true);
test(S("abcdefghij"), SV("abcde"), true);
test(S("abcdefghij"), SV("abcdefghij"), false);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghijklmnopqrst"), SV(""), true);
test(S("abcdefghijklmnopqrst"), SV("abcde"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), false);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(S(""), SV(""), false);
test(S(""), SV("abcde"), false);
test(S(""), SV("abcdefghij"), false);
test(S(""), SV("abcdefghijklmnopqrst"), false);
test(S("abcde"), SV(""), true);
test(S("abcde"), SV("abcde"), false);
test(S("abcde"), SV("abcdefghij"), false);
test(S("abcde"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghij"), SV(""), true);
test(S("abcdefghij"), SV("abcde"), true);
test(S("abcdefghij"), SV("abcdefghij"), false);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghijklmnopqrst"), SV(""), true);
test(S("abcdefghijklmnopqrst"), SV("abcde"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), false);
}
#endif
}

70
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(SV lhs, const S& rhs, bool x)
{
assert((lhs > rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(SV(""), S(""), false);
test(SV(""), S("abcde"), false);
test(SV(""), S("abcdefghij"), false);
test(SV(""), S("abcdefghijklmnopqrst"), false);
test(SV("abcde"), S(""), true);
test(SV("abcde"), S("abcde"), false);
test(SV("abcde"), S("abcdefghij"), false);
test(SV("abcde"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghij"), S(""), true);
test(SV("abcdefghij"), S("abcde"), true);
test(SV("abcdefghij"), S("abcdefghij"), false);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghijklmnopqrst"), S(""), true);
test(SV("abcdefghijklmnopqrst"), S("abcde"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), false);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(SV(""), S(""), false);
test(SV(""), S("abcde"), false);
test(SV(""), S("abcdefghij"), false);
test(SV(""), S("abcdefghijklmnopqrst"), false);
test(SV("abcde"), S(""), true);
test(SV("abcde"), S("abcde"), false);
test(SV("abcde"), S("abcdefghij"), false);
test(SV("abcde"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghij"), S(""), true);
test(SV("abcdefghij"), S("abcde"), true);
test(SV("abcdefghij"), S("abcdefghij"), false);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghijklmnopqrst"), S(""), true);
test(SV("abcdefghijklmnopqrst"), S("abcde"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), false);
}
#endif
}

70
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(const S& lhs, SV rhs, bool x)
{
assert((lhs >= rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(""), SV(""), true);
test(S(""), SV("abcde"), false);
test(S(""), SV("abcdefghij"), false);
test(S(""), SV("abcdefghijklmnopqrst"), false);
test(S("abcde"), SV(""), true);
test(S("abcde"), SV("abcde"), true);
test(S("abcde"), SV("abcdefghij"), false);
test(S("abcde"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghij"), SV(""), true);
test(S("abcdefghij"), SV("abcde"), true);
test(S("abcdefghij"), SV("abcdefghij"), true);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghijklmnopqrst"), SV(""), true);
test(S("abcdefghijklmnopqrst"), SV("abcde"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), true);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(S(""), SV(""), true);
test(S(""), SV("abcde"), false);
test(S(""), SV("abcdefghij"), false);
test(S(""), SV("abcdefghijklmnopqrst"), false);
test(S("abcde"), SV(""), true);
test(S("abcde"), SV("abcde"), true);
test(S("abcde"), SV("abcdefghij"), false);
test(S("abcde"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghij"), SV(""), true);
test(S("abcdefghij"), SV("abcde"), true);
test(S("abcdefghij"), SV("abcdefghij"), true);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), false);
test(S("abcdefghijklmnopqrst"), SV(""), true);
test(S("abcdefghijklmnopqrst"), SV("abcde"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), true);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), true);
}
#endif
}

70
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(SV lhs, const S& rhs, bool x)
{
assert((lhs >= rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(SV(""), S(""), true);
test(SV(""), S("abcde"), false);
test(SV(""), S("abcdefghij"), false);
test(SV(""), S("abcdefghijklmnopqrst"), false);
test(SV("abcde"), S(""), true);
test(SV("abcde"), S("abcde"), true);
test(SV("abcde"), S("abcdefghij"), false);
test(SV("abcde"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghij"), S(""), true);
test(SV("abcdefghij"), S("abcde"), true);
test(SV("abcdefghij"), S("abcdefghij"), true);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghijklmnopqrst"), S(""), true);
test(SV("abcdefghijklmnopqrst"), S("abcde"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(SV(""), S(""), true);
test(SV(""), S("abcde"), false);
test(SV(""), S("abcdefghij"), false);
test(SV(""), S("abcdefghijklmnopqrst"), false);
test(SV("abcde"), S(""), true);
test(SV("abcde"), S("abcde"), true);
test(SV("abcde"), S("abcdefghij"), false);
test(SV("abcde"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghij"), S(""), true);
test(SV("abcdefghij"), S("abcde"), true);
test(SV("abcdefghij"), S("abcdefghij"), true);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false);
test(SV("abcdefghijklmnopqrst"), S(""), true);
test(SV("abcdefghijklmnopqrst"), S("abcde"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true);
}
#endif
}

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(const S& lhs, SV rhs, bool x)
{
assert((lhs < rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(""), SV(""), false);
test(S(""), SV("abcde"), true);
test(S(""), SV("abcdefghij"), true);
test(S(""), SV("abcdefghijklmnopqrst"), true);
test(S("abcde"), SV(""), false);
test(S("abcde"), SV("abcde"), false);
test(S("abcde"), SV("abcdefghij"), true);
test(S("abcde"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghij"), SV(""), false);
test(S("abcdefghij"), SV("abcde"), false);
test(S("abcdefghij"), SV("abcdefghij"), false);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghijklmnopqrst"), SV(""), false);
test(S("abcdefghijklmnopqrst"), SV("abcde"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), false);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(S(""), SV(""), false);
test(S(""), SV("abcde"), true);
test(S(""), SV("abcdefghij"), true);
test(S(""), SV("abcdefghijklmnopqrst"), true);
test(S("abcde"), SV(""), false);
test(S("abcde"), SV("abcde"), false);
test(S("abcde"), SV("abcdefghij"), true);
test(S("abcde"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghij"), SV(""), false);
test(S("abcdefghij"), SV("abcde"), false);
test(S("abcdefghij"), SV("abcdefghij"), false);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghijklmnopqrst"), SV(""), false);
test(S("abcdefghijklmnopqrst"), SV("abcde"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), false);
}
#endif
}

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test/std/strings/basic.string/string.nonmembers/string_oplt/string_view_string.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(SV lhs, const S& rhs, bool x)
{
assert((lhs < rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(SV(""), S(""), false);
test(SV(""), S("abcde"), true);
test(SV(""), S("abcdefghij"), true);
test(SV(""), S("abcdefghijklmnopqrst"), true);
test(SV("abcde"), S(""), false);
test(SV("abcde"), S("abcde"), false);
test(SV("abcde"), S("abcdefghij"), true);
test(SV("abcde"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghij"), S(""), false);
test(SV("abcdefghij"), S("abcde"), false);
test(SV("abcdefghij"), S("abcdefghij"), false);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghijklmnopqrst"), S(""), false);
test(SV("abcdefghijklmnopqrst"), S("abcde"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), false);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(SV(""), S(""), false);
test(SV(""), S("abcde"), true);
test(SV(""), S("abcdefghij"), true);
test(SV(""), S("abcdefghijklmnopqrst"), true);
test(SV("abcde"), S(""), false);
test(SV("abcde"), S("abcde"), false);
test(SV("abcde"), S("abcdefghij"), true);
test(SV("abcde"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghij"), S(""), false);
test(SV("abcdefghij"), S("abcde"), false);
test(SV("abcdefghij"), S("abcdefghij"), false);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghijklmnopqrst"), S(""), false);
test(SV("abcdefghijklmnopqrst"), S("abcde"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), false);
}
#endif
}

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(const S& lhs, SV rhs, bool x)
{
assert((lhs <= rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(""), SV(""), true);
test(S(""), SV("abcde"), true);
test(S(""), SV("abcdefghij"), true);
test(S(""), SV("abcdefghijklmnopqrst"), true);
test(S("abcde"), SV(""), false);
test(S("abcde"), SV("abcde"), true);
test(S("abcde"), SV("abcdefghij"), true);
test(S("abcde"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghij"), SV(""), false);
test(S("abcdefghij"), SV("abcde"), false);
test(S("abcdefghij"), SV("abcdefghij"), true);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghijklmnopqrst"), SV(""), false);
test(S("abcdefghijklmnopqrst"), SV("abcde"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), true);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(S(""), SV(""), true);
test(S(""), SV("abcde"), true);
test(S(""), SV("abcdefghij"), true);
test(S(""), SV("abcdefghijklmnopqrst"), true);
test(S("abcde"), SV(""), false);
test(S("abcde"), SV("abcde"), true);
test(S("abcde"), SV("abcdefghij"), true);
test(S("abcde"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghij"), SV(""), false);
test(S("abcdefghij"), SV("abcde"), false);
test(S("abcdefghij"), SV("abcdefghij"), true);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), true);
test(S("abcdefghijklmnopqrst"), SV(""), false);
test(S("abcdefghijklmnopqrst"), SV("abcde"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), false);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), true);
}
#endif
}

70
test/std/strings/basic.string/string.nonmembers/string_oplt=/string_view_string.pass.cpp Normal file
View File

@@ -0,0 +1,70 @@
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// we get this comparison "for free" because the string implicitly converts to the string_view
#include <string>
#include <cassert>
#include "min_allocator.h"
template <class S, class SV>
void
test(SV lhs, const S& rhs, bool x)
{
assert((lhs <= rhs) == x);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(SV(""), S(""), true);
test(SV(""), S("abcde"), true);
test(SV(""), S("abcdefghij"), true);
test(SV(""), S("abcdefghijklmnopqrst"), true);
test(SV("abcde"), S(""), false);
test(SV("abcde"), S("abcde"), true);
test(SV("abcde"), S("abcdefghij"), true);
test(SV("abcde"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghij"), S(""), false);
test(SV("abcdefghij"), S("abcde"), false);
test(SV("abcdefghij"), S("abcdefghij"), true);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghijklmnopqrst"), S(""), false);
test(SV("abcdefghijklmnopqrst"), S("abcde"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::basic_string_view<char, std::char_traits<char>> SV;
test(SV(""), S(""), true);
test(SV(""), S("abcde"), true);
test(SV(""), S("abcdefghij"), true);
test(SV(""), S("abcdefghijklmnopqrst"), true);
test(SV("abcde"), S(""), false);
test(SV("abcde"), S("abcde"), true);
test(SV("abcde"), S("abcdefghij"), true);
test(SV("abcde"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghij"), S(""), false);
test(SV("abcdefghij"), S("abcde"), false);
test(SV("abcdefghij"), S("abcdefghij"), true);
test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), true);
test(SV("abcdefghijklmnopqrst"), S(""), false);
test(SV("abcdefghijklmnopqrst"), S("abcde"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), false);
test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true);
}
#endif
}

10
test/std/strings/basic.string/string.ops/string_compare/size_size_string_size_size.pass.cpp
View File

@@ -31,7 +31,7 @@ int sign(int x)
template <class S>
void
test(const S& s, typename S::size_type pos1, typename S::size_type n1,
test(const S& s, typename S::size_type pos1, typename S::size_type n1,
const S& str, typename S::size_type pos2, typename S::size_type n2, int x)
{
try
@@ -40,7 +40,7 @@ test(const S& s, typename S::size_type pos1, typename S::size_type n1,
assert(pos1 <= s.size());
assert(pos2 <= str.size());
}
catch (std::out_of_range&)
catch (const std::out_of_range&)
{
assert(pos1 > s.size() || pos2 > str.size());
}
@@ -48,8 +48,8 @@ test(const S& s, typename S::size_type pos1, typename S::size_type n1,
template <class S>
void
test_npos(const S& s, typename S::size_type pos1, typename S::size_type n1,
const S& str, typename S::size_type pos2, int x)
test_npos(const S& s, typename S::size_type pos1, typename S::size_type n1,
const S& str, typename S::size_type pos2, int x)
{
try
{
@@ -57,7 +57,7 @@ test_npos(const S& s, typename S::size_type pos1, typename S::size_type n1,
assert(pos1 <= s.size());
assert(pos2 <= str.size());
}
catch (std::out_of_range&)
catch (const std::out_of_range&)
{
assert(pos1 > s.size() || pos2 > str.size());
}