caio/clang-p2996
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Add even more string_view tests. These found some bugs in the default parameter value for rfind/find_last_of/find_last_not_of

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llvm-svn: 312693
This commit is contained in:
Marshall Clow
2017-09-07 04:19:32 +00:00
parent 5fba8ba9cc
commit 064028bb05
9 changed files with 1422 additions and 6 deletions
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383
libcxx/test/std/strings/basic.string/string.ops/string_compare/size_size_string_view.pass.cpp Normal file
View File

@@ -0,0 +1,383 @@
//===----------------------------------------------------------------------===//
//
// 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>
// int compare(size_type pos1, size_type n1, basic_string_vew sv) const;
#include <string>
#include <stdexcept>
#include <cassert>
#include "min_allocator.h"
#include "test_macros.h"
int sign(int x)
{
if (x == 0)
return 0;
if (x < 0)
return -1;
return 1;
}
template <class S, class SV>
void
test(const S& s, typename S::size_type pos1, typename S::size_type n1,
SV sv, int x)
{
if (pos1 <= s.size())
assert(sign(s.compare(pos1, n1, sv)) == sign(x));
#ifndef TEST_HAS_NO_EXCEPTIONS
else
{
try
{
s.compare(pos1, n1, sv);
assert(false);
}
catch (std::out_of_range&)
{
assert(pos1 > s.size());
}
}
#endif
}
template <class S, class SV>
void test0()
{
test(S(""), 0, 0, SV(""), 0);
test(S(""), 0, 0, SV("abcde"), -5);
test(S(""), 0, 0, SV("abcdefghij"), -10);
test(S(""), 0, 0, SV("abcdefghijklmnopqrst"), -20);
test(S(""), 0, 1, SV(""), 0);
test(S(""), 0, 1, SV("abcde"), -5);
test(S(""), 0, 1, SV("abcdefghij"), -10);
test(S(""), 0, 1, SV("abcdefghijklmnopqrst"), -20);
test(S(""), 1, 0, SV(""), 0);
test(S(""), 1, 0, SV("abcde"), 0);
test(S(""), 1, 0, SV("abcdefghij"), 0);
test(S(""), 1, 0, SV("abcdefghijklmnopqrst"), 0);
test(S("abcde"), 0, 0, SV(""), 0);
test(S("abcde"), 0, 0, SV("abcde"), -5);
test(S("abcde"), 0, 0, SV("abcdefghij"), -10);
test(S("abcde"), 0, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcde"), 0, 1, SV(""), 1);
test(S("abcde"), 0, 1, SV("abcde"), -4);
test(S("abcde"), 0, 1, SV("abcdefghij"), -9);
test(S("abcde"), 0, 1, SV("abcdefghijklmnopqrst"), -19);
test(S("abcde"), 0, 2, SV(""), 2);
test(S("abcde"), 0, 2, SV("abcde"), -3);
test(S("abcde"), 0, 2, SV("abcdefghij"), -8);
test(S("abcde"), 0, 2, SV("abcdefghijklmnopqrst"), -18);
test(S("abcde"), 0, 4, SV(""), 4);
test(S("abcde"), 0, 4, SV("abcde"), -1);
test(S("abcde"), 0, 4, SV("abcdefghij"), -6);
test(S("abcde"), 0, 4, SV("abcdefghijklmnopqrst"), -16);
test(S("abcde"), 0, 5, SV(""), 5);
test(S("abcde"), 0, 5, SV("abcde"), 0);
test(S("abcde"), 0, 5, SV("abcdefghij"), -5);
test(S("abcde"), 0, 5, SV("abcdefghijklmnopqrst"), -15);
test(S("abcde"), 0, 6, SV(""), 5);
test(S("abcde"), 0, 6, SV("abcde"), 0);
test(S("abcde"), 0, 6, SV("abcdefghij"), -5);
test(S("abcde"), 0, 6, SV("abcdefghijklmnopqrst"), -15);
test(S("abcde"), 1, 0, SV(""), 0);
test(S("abcde"), 1, 0, SV("abcde"), -5);
test(S("abcde"), 1, 0, SV("abcdefghij"), -10);
test(S("abcde"), 1, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcde"), 1, 1, SV(""), 1);
test(S("abcde"), 1, 1, SV("abcde"), 1);
test(S("abcde"), 1, 1, SV("abcdefghij"), 1);
test(S("abcde"), 1, 1, SV("abcdefghijklmnopqrst"), 1);
test(S("abcde"), 1, 2, SV(""), 2);
test(S("abcde"), 1, 2, SV("abcde"), 1);
test(S("abcde"), 1, 2, SV("abcdefghij"), 1);
test(S("abcde"), 1, 2, SV("abcdefghijklmnopqrst"), 1);
test(S("abcde"), 1, 3, SV(""), 3);
test(S("abcde"), 1, 3, SV("abcde"), 1);
test(S("abcde"), 1, 3, SV("abcdefghij"), 1);
test(S("abcde"), 1, 3, SV("abcdefghijklmnopqrst"), 1);
test(S("abcde"), 1, 4, SV(""), 4);
test(S("abcde"), 1, 4, SV("abcde"), 1);
test(S("abcde"), 1, 4, SV("abcdefghij"), 1);
test(S("abcde"), 1, 4, SV("abcdefghijklmnopqrst"), 1);
test(S("abcde"), 1, 5, SV(""), 4);
test(S("abcde"), 1, 5, SV("abcde"), 1);
test(S("abcde"), 1, 5, SV("abcdefghij"), 1);
test(S("abcde"), 1, 5, SV("abcdefghijklmnopqrst"), 1);
test(S("abcde"), 2, 0, SV(""), 0);
test(S("abcde"), 2, 0, SV("abcde"), -5);
test(S("abcde"), 2, 0, SV("abcdefghij"), -10);
test(S("abcde"), 2, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcde"), 2, 1, SV(""), 1);
test(S("abcde"), 2, 1, SV("abcde"), 2);
test(S("abcde"), 2, 1, SV("abcdefghij"), 2);
test(S("abcde"), 2, 1, SV("abcdefghijklmnopqrst"), 2);
test(S("abcde"), 2, 2, SV(""), 2);
test(S("abcde"), 2, 2, SV("abcde"), 2);
test(S("abcde"), 2, 2, SV("abcdefghij"), 2);
test(S("abcde"), 2, 2, SV("abcdefghijklmnopqrst"), 2);
test(S("abcde"), 2, 3, SV(""), 3);
test(S("abcde"), 2, 3, SV("abcde"), 2);
test(S("abcde"), 2, 3, SV("abcdefghij"), 2);
test(S("abcde"), 2, 3, SV("abcdefghijklmnopqrst"), 2);
test(S("abcde"), 2, 4, SV(""), 3);
test(S("abcde"), 2, 4, SV("abcde"), 2);
test(S("abcde"), 2, 4, SV("abcdefghij"), 2);
test(S("abcde"), 2, 4, SV("abcdefghijklmnopqrst"), 2);
test(S("abcde"), 4, 0, SV(""), 0);
test(S("abcde"), 4, 0, SV("abcde"), -5);
test(S("abcde"), 4, 0, SV("abcdefghij"), -10);
test(S("abcde"), 4, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcde"), 4, 1, SV(""), 1);
test(S("abcde"), 4, 1, SV("abcde"), 4);
test(S("abcde"), 4, 1, SV("abcdefghij"), 4);
test(S("abcde"), 4, 1, SV("abcdefghijklmnopqrst"), 4);
test(S("abcde"), 4, 2, SV(""), 1);
test(S("abcde"), 4, 2, SV("abcde"), 4);
test(S("abcde"), 4, 2, SV("abcdefghij"), 4);
test(S("abcde"), 4, 2, SV("abcdefghijklmnopqrst"), 4);
test(S("abcde"), 5, 0, SV(""), 0);
test(S("abcde"), 5, 0, SV("abcde"), -5);
test(S("abcde"), 5, 0, SV("abcdefghij"), -10);
test(S("abcde"), 5, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcde"), 5, 1, SV(""), 0);
test(S("abcde"), 5, 1, SV("abcde"), -5);
test(S("abcde"), 5, 1, SV("abcdefghij"), -10);
test(S("abcde"), 5, 1, SV("abcdefghijklmnopqrst"), -20);
}
template <class S, class SV>
void test1()
{
test(S("abcde"), 6, 0, SV(""), 0);
test(S("abcde"), 6, 0, SV("abcde"), 0);
test(S("abcde"), 6, 0, SV("abcdefghij"), 0);
test(S("abcde"), 6, 0, SV("abcdefghijklmnopqrst"), 0);
test(S("abcdefghij"), 0, 0, SV(""), 0);
test(S("abcdefghij"), 0, 0, SV("abcde"), -5);
test(S("abcdefghij"), 0, 0, SV("abcdefghij"), -10);
test(S("abcdefghij"), 0, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghij"), 0, 1, SV(""), 1);
test(S("abcdefghij"), 0, 1, SV("abcde"), -4);
test(S("abcdefghij"), 0, 1, SV("abcdefghij"), -9);
test(S("abcdefghij"), 0, 1, SV("abcdefghijklmnopqrst"), -19);
test(S("abcdefghij"), 0, 5, SV(""), 5);
test(S("abcdefghij"), 0, 5, SV("abcde"), 0);
test(S("abcdefghij"), 0, 5, SV("abcdefghij"), -5);
test(S("abcdefghij"), 0, 5, SV("abcdefghijklmnopqrst"), -15);
test(S("abcdefghij"), 0, 9, SV(""), 9);
test(S("abcdefghij"), 0, 9, SV("abcde"), 4);
test(S("abcdefghij"), 0, 9, SV("abcdefghij"), -1);
test(S("abcdefghij"), 0, 9, SV("abcdefghijklmnopqrst"), -11);
test(S("abcdefghij"), 0, 10, SV(""), 10);
test(S("abcdefghij"), 0, 10, SV("abcde"), 5);
test(S("abcdefghij"), 0, 10, SV("abcdefghij"), 0);
test(S("abcdefghij"), 0, 10, SV("abcdefghijklmnopqrst"), -10);
test(S("abcdefghij"), 0, 11, SV(""), 10);
test(S("abcdefghij"), 0, 11, SV("abcde"), 5);
test(S("abcdefghij"), 0, 11, SV("abcdefghij"), 0);
test(S("abcdefghij"), 0, 11, SV("abcdefghijklmnopqrst"), -10);
test(S("abcdefghij"), 1, 0, SV(""), 0);
test(S("abcdefghij"), 1, 0, SV("abcde"), -5);
test(S("abcdefghij"), 1, 0, SV("abcdefghij"), -10);
test(S("abcdefghij"), 1, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghij"), 1, 1, SV(""), 1);
test(S("abcdefghij"), 1, 1, SV("abcde"), 1);
test(S("abcdefghij"), 1, 1, SV("abcdefghij"), 1);
test(S("abcdefghij"), 1, 1, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghij"), 1, 4, SV(""), 4);
test(S("abcdefghij"), 1, 4, SV("abcde"), 1);
test(S("abcdefghij"), 1, 4, SV("abcdefghij"), 1);
test(S("abcdefghij"), 1, 4, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghij"), 1, 8, SV(""), 8);
test(S("abcdefghij"), 1, 8, SV("abcde"), 1);
test(S("abcdefghij"), 1, 8, SV("abcdefghij"), 1);
test(S("abcdefghij"), 1, 8, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghij"), 1, 9, SV(""), 9);
test(S("abcdefghij"), 1, 9, SV("abcde"), 1);
test(S("abcdefghij"), 1, 9, SV("abcdefghij"), 1);
test(S("abcdefghij"), 1, 9, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghij"), 1, 10, SV(""), 9);
test(S("abcdefghij"), 1, 10, SV("abcde"), 1);
test(S("abcdefghij"), 1, 10, SV("abcdefghij"), 1);
test(S("abcdefghij"), 1, 10, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghij"), 5, 0, SV(""), 0);
test(S("abcdefghij"), 5, 0, SV("abcde"), -5);
test(S("abcdefghij"), 5, 0, SV("abcdefghij"), -10);
test(S("abcdefghij"), 5, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghij"), 5, 1, SV(""), 1);
test(S("abcdefghij"), 5, 1, SV("abcde"), 5);
test(S("abcdefghij"), 5, 1, SV("abcdefghij"), 5);
test(S("abcdefghij"), 5, 1, SV("abcdefghijklmnopqrst"), 5);
test(S("abcdefghij"), 5, 2, SV(""), 2);
test(S("abcdefghij"), 5, 2, SV("abcde"), 5);
test(S("abcdefghij"), 5, 2, SV("abcdefghij"), 5);
test(S("abcdefghij"), 5, 2, SV("abcdefghijklmnopqrst"), 5);
test(S("abcdefghij"), 5, 4, SV(""), 4);
test(S("abcdefghij"), 5, 4, SV("abcde"), 5);
test(S("abcdefghij"), 5, 4, SV("abcdefghij"), 5);
test(S("abcdefghij"), 5, 4, SV("abcdefghijklmnopqrst"), 5);
test(S("abcdefghij"), 5, 5, SV(""), 5);
test(S("abcdefghij"), 5, 5, SV("abcde"), 5);
test(S("abcdefghij"), 5, 5, SV("abcdefghij"), 5);
test(S("abcdefghij"), 5, 5, SV("abcdefghijklmnopqrst"), 5);
test(S("abcdefghij"), 5, 6, SV(""), 5);
test(S("abcdefghij"), 5, 6, SV("abcde"), 5);
test(S("abcdefghij"), 5, 6, SV("abcdefghij"), 5);
test(S("abcdefghij"), 5, 6, SV("abcdefghijklmnopqrst"), 5);
test(S("abcdefghij"), 9, 0, SV(""), 0);
test(S("abcdefghij"), 9, 0, SV("abcde"), -5);
test(S("abcdefghij"), 9, 0, SV("abcdefghij"), -10);
test(S("abcdefghij"), 9, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghij"), 9, 1, SV(""), 1);
test(S("abcdefghij"), 9, 1, SV("abcde"), 9);
test(S("abcdefghij"), 9, 1, SV("abcdefghij"), 9);
test(S("abcdefghij"), 9, 1, SV("abcdefghijklmnopqrst"), 9);
test(S("abcdefghij"), 9, 2, SV(""), 1);
test(S("abcdefghij"), 9, 2, SV("abcde"), 9);
test(S("abcdefghij"), 9, 2, SV("abcdefghij"), 9);
test(S("abcdefghij"), 9, 2, SV("abcdefghijklmnopqrst"), 9);
test(S("abcdefghij"), 10, 0, SV(""), 0);
test(S("abcdefghij"), 10, 0, SV("abcde"), -5);
test(S("abcdefghij"), 10, 0, SV("abcdefghij"), -10);
test(S("abcdefghij"), 10, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghij"), 10, 1, SV(""), 0);
test(S("abcdefghij"), 10, 1, SV("abcde"), -5);
test(S("abcdefghij"), 10, 1, SV("abcdefghij"), -10);
test(S("abcdefghij"), 10, 1, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghij"), 11, 0, SV(""), 0);
test(S("abcdefghij"), 11, 0, SV("abcde"), 0);
test(S("abcdefghij"), 11, 0, SV("abcdefghij"), 0);
test(S("abcdefghij"), 11, 0, SV("abcdefghijklmnopqrst"), 0);
}
template <class S, class SV>
void test2()
{
test(S("abcdefghijklmnopqrst"), 0, 0, SV(""), 0);
test(S("abcdefghijklmnopqrst"), 0, 0, SV("abcde"), -5);
test(S("abcdefghijklmnopqrst"), 0, 0, SV("abcdefghij"), -10);
test(S("abcdefghijklmnopqrst"), 0, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghijklmnopqrst"), 0, 1, SV(""), 1);
test(S("abcdefghijklmnopqrst"), 0, 1, SV("abcde"), -4);
test(S("abcdefghijklmnopqrst"), 0, 1, SV("abcdefghij"), -9);
test(S("abcdefghijklmnopqrst"), 0, 1, SV("abcdefghijklmnopqrst"), -19);
test(S("abcdefghijklmnopqrst"), 0, 10, SV(""), 10);
test(S("abcdefghijklmnopqrst"), 0, 10, SV("abcde"), 5);
test(S("abcdefghijklmnopqrst"), 0, 10, SV("abcdefghij"), 0);
test(S("abcdefghijklmnopqrst"), 0, 10, SV("abcdefghijklmnopqrst"), -10);
test(S("abcdefghijklmnopqrst"), 0, 19, SV(""), 19);
test(S("abcdefghijklmnopqrst"), 0, 19, SV("abcde"), 14);
test(S("abcdefghijklmnopqrst"), 0, 19, SV("abcdefghij"), 9);
test(S("abcdefghijklmnopqrst"), 0, 19, SV("abcdefghijklmnopqrst"), -1);
test(S("abcdefghijklmnopqrst"), 0, 20, SV(""), 20);
test(S("abcdefghijklmnopqrst"), 0, 20, SV("abcde"), 15);
test(S("abcdefghijklmnopqrst"), 0, 20, SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), 0, 20, SV("abcdefghijklmnopqrst"), 0);
test(S("abcdefghijklmnopqrst"), 0, 21, SV(""), 20);
test(S("abcdefghijklmnopqrst"), 0, 21, SV("abcde"), 15);
test(S("abcdefghijklmnopqrst"), 0, 21, SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), 0, 21, SV("abcdefghijklmnopqrst"), 0);
test(S("abcdefghijklmnopqrst"), 1, 0, SV(""), 0);
test(S("abcdefghijklmnopqrst"), 1, 0, SV("abcde"), -5);
test(S("abcdefghijklmnopqrst"), 1, 0, SV("abcdefghij"), -10);
test(S("abcdefghijklmnopqrst"), 1, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghijklmnopqrst"), 1, 1, SV(""), 1);
test(S("abcdefghijklmnopqrst"), 1, 1, SV("abcde"), 1);
test(S("abcdefghijklmnopqrst"), 1, 1, SV("abcdefghij"), 1);
test(S("abcdefghijklmnopqrst"), 1, 1, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghijklmnopqrst"), 1, 9, SV(""), 9);
test(S("abcdefghijklmnopqrst"), 1, 9, SV("abcde"), 1);
test(S("abcdefghijklmnopqrst"), 1, 9, SV("abcdefghij"), 1);
test(S("abcdefghijklmnopqrst"), 1, 9, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghijklmnopqrst"), 1, 18, SV(""), 18);
test(S("abcdefghijklmnopqrst"), 1, 18, SV("abcde"), 1);
test(S("abcdefghijklmnopqrst"), 1, 18, SV("abcdefghij"), 1);
test(S("abcdefghijklmnopqrst"), 1, 18, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghijklmnopqrst"), 1, 19, SV(""), 19);
test(S("abcdefghijklmnopqrst"), 1, 19, SV("abcde"), 1);
test(S("abcdefghijklmnopqrst"), 1, 19, SV("abcdefghij"), 1);
test(S("abcdefghijklmnopqrst"), 1, 19, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghijklmnopqrst"), 1, 20, SV(""), 19);
test(S("abcdefghijklmnopqrst"), 1, 20, SV("abcde"), 1);
test(S("abcdefghijklmnopqrst"), 1, 20, SV("abcdefghij"), 1);
test(S("abcdefghijklmnopqrst"), 1, 20, SV("abcdefghijklmnopqrst"), 1);
test(S("abcdefghijklmnopqrst"), 10, 0, SV(""), 0);
test(S("abcdefghijklmnopqrst"), 10, 0, SV("abcde"), -5);
test(S("abcdefghijklmnopqrst"), 10, 0, SV("abcdefghij"), -10);
test(S("abcdefghijklmnopqrst"), 10, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghijklmnopqrst"), 10, 1, SV(""), 1);
test(S("abcdefghijklmnopqrst"), 10, 1, SV("abcde"), 10);
test(S("abcdefghijklmnopqrst"), 10, 1, SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), 10, 1, SV("abcdefghijklmnopqrst"), 10);
test(S("abcdefghijklmnopqrst"), 10, 5, SV(""), 5);
test(S("abcdefghijklmnopqrst"), 10, 5, SV("abcde"), 10);
test(S("abcdefghijklmnopqrst"), 10, 5, SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), 10, 5, SV("abcdefghijklmnopqrst"), 10);
test(S("abcdefghijklmnopqrst"), 10, 9, SV(""), 9);
test(S("abcdefghijklmnopqrst"), 10, 9, SV("abcde"), 10);
test(S("abcdefghijklmnopqrst"), 10, 9, SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), 10, 9, SV("abcdefghijklmnopqrst"), 10);
test(S("abcdefghijklmnopqrst"), 10, 10, SV(""), 10);
test(S("abcdefghijklmnopqrst"), 10, 10, SV("abcde"), 10);
test(S("abcdefghijklmnopqrst"), 10, 10, SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), 10, 10, SV("abcdefghijklmnopqrst"), 10);
test(S("abcdefghijklmnopqrst"), 10, 11, SV(""), 10);
test(S("abcdefghijklmnopqrst"), 10, 11, SV("abcde"), 10);
test(S("abcdefghijklmnopqrst"), 10, 11, SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), 10, 11, SV("abcdefghijklmnopqrst"), 10);
test(S("abcdefghijklmnopqrst"), 19, 0, SV(""), 0);
test(S("abcdefghijklmnopqrst"), 19, 0, SV("abcde"), -5);
test(S("abcdefghijklmnopqrst"), 19, 0, SV("abcdefghij"), -10);
test(S("abcdefghijklmnopqrst"), 19, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghijklmnopqrst"), 19, 1, SV(""), 1);
test(S("abcdefghijklmnopqrst"), 19, 1, SV("abcde"), 19);
test(S("abcdefghijklmnopqrst"), 19, 1, SV("abcdefghij"), 19);
test(S("abcdefghijklmnopqrst"), 19, 1, SV("abcdefghijklmnopqrst"), 19);
test(S("abcdefghijklmnopqrst"), 19, 2, SV(""), 1);
test(S("abcdefghijklmnopqrst"), 19, 2, SV("abcde"), 19);
test(S("abcdefghijklmnopqrst"), 19, 2, SV("abcdefghij"), 19);
test(S("abcdefghijklmnopqrst"), 19, 2, SV("abcdefghijklmnopqrst"), 19);
test(S("abcdefghijklmnopqrst"), 20, 0, SV(""), 0);
test(S("abcdefghijklmnopqrst"), 20, 0, SV("abcde"), -5);
test(S("abcdefghijklmnopqrst"), 20, 0, SV("abcdefghij"), -10);
test(S("abcdefghijklmnopqrst"), 20, 0, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghijklmnopqrst"), 20, 1, SV(""), 0);
test(S("abcdefghijklmnopqrst"), 20, 1, SV("abcde"), -5);
test(S("abcdefghijklmnopqrst"), 20, 1, SV("abcdefghij"), -10);
test(S("abcdefghijklmnopqrst"), 20, 1, SV("abcdefghijklmnopqrst"), -20);
test(S("abcdefghijklmnopqrst"), 21, 0, SV(""), 0);
test(S("abcdefghijklmnopqrst"), 21, 0, SV("abcde"), 0);
test(S("abcdefghijklmnopqrst"), 21, 0, SV("abcdefghij"), 0);
test(S("abcdefghijklmnopqrst"), 21, 0, SV("abcdefghijklmnopqrst"), 0);
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test0<S, SV>();
test1<S, SV>();
test2<S, SV>();
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::string_view SV;
test0<S, SV>();
test1<S, SV>();
test2<S, SV>();
}
#endif
}

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libcxx/test/std/strings/basic.string/string.ops/string_compare/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>
// int compare(const basic_string_view sv) const
#include <string>
#include <cassert>
#include "min_allocator.h"
int sign(int x)
{
if (x == 0)
return 0;
if (x < 0)
return -1;
return 1;
}
template <class S, class SV>
void
test(const S& s, SV sv, int x)
{
assert(sign(s.compare(sv)) == sign(x));
}
int main()
{
{
typedef std::string S;
typedef std::string_view SV;
test(S(""), SV(""), 0);
test(S(""), SV("abcde"), -5);
test(S(""), SV("abcdefghij"), -10);
test(S(""), SV("abcdefghijklmnopqrst"), -20);
test(S("abcde"), SV(""), 5);
test(S("abcde"), SV("abcde"), 0);
test(S("abcde"), SV("abcdefghij"), -5);
test(S("abcde"), SV("abcdefghijklmnopqrst"), -15);
test(S("abcdefghij"), SV(""), 10);
test(S("abcdefghij"), SV("abcde"), 5);
test(S("abcdefghij"), SV("abcdefghij"), 0);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), -10);
test(S("abcdefghijklmnopqrst"), SV(""), 20);
test(S("abcdefghijklmnopqrst"), SV("abcde"), 15);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), 0);
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
typedef std::string_view SV;
test(S(""), SV(""), 0);
test(S(""), SV("abcde"), -5);
test(S(""), SV("abcdefghij"), -10);
test(S(""), SV("abcdefghijklmnopqrst"), -20);
test(S("abcde"), SV(""), 5);
test(S("abcde"), SV("abcde"), 0);
test(S("abcde"), SV("abcdefghij"), -5);
test(S("abcde"), SV("abcdefghijklmnopqrst"), -15);
test(S("abcdefghij"), SV(""), 10);
test(S("abcdefghij"), SV("abcde"), 5);
test(S("abcdefghij"), SV("abcdefghij"), 0);
test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), -10);
test(S("abcdefghijklmnopqrst"), SV(""), 20);
test(S("abcdefghijklmnopqrst"), SV("abcde"), 15);
test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), 10);
test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), 0);
}
#endif
}