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80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <string>
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// int compare(const basic_string_view sv) const
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#include <string>
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#include <cassert>
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#include "min_allocator.h"
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int sign(int x)
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{
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if (x == 0)
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return 0;
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if (x < 0)
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return -1;
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return 1;
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}
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template <class S, class SV>
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void
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test(const S& s, SV sv, int x)
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{
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assert(sign(s.compare(sv)) == sign(x));
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}
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int main()
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{
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{
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typedef std::string S;
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typedef std::string_view SV;
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test(S(""), SV(""), 0);
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test(S(""), SV("abcde"), -5);
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test(S(""), SV("abcdefghij"), -10);
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test(S(""), SV("abcdefghijklmnopqrst"), -20);
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test(S("abcde"), SV(""), 5);
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test(S("abcde"), SV("abcde"), 0);
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test(S("abcde"), SV("abcdefghij"), -5);
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test(S("abcde"), SV("abcdefghijklmnopqrst"), -15);
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test(S("abcdefghij"), SV(""), 10);
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test(S("abcdefghij"), SV("abcde"), 5);
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test(S("abcdefghij"), SV("abcdefghij"), 0);
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test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), -10);
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test(S("abcdefghijklmnopqrst"), SV(""), 20);
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test(S("abcdefghijklmnopqrst"), SV("abcde"), 15);
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test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), 10);
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test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), 0);
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}
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#if TEST_STD_VER >= 11
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{
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typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
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typedef std::string_view SV;
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test(S(""), SV(""), 0);
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test(S(""), SV("abcde"), -5);
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test(S(""), SV("abcdefghij"), -10);
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test(S(""), SV("abcdefghijklmnopqrst"), -20);
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test(S("abcde"), SV(""), 5);
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test(S("abcde"), SV("abcde"), 0);
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test(S("abcde"), SV("abcdefghij"), -5);
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test(S("abcde"), SV("abcdefghijklmnopqrst"), -15);
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test(S("abcdefghij"), SV(""), 10);
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test(S("abcdefghij"), SV("abcde"), 5);
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test(S("abcdefghij"), SV("abcdefghij"), 0);
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test(S("abcdefghij"), SV("abcdefghijklmnopqrst"), -10);
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test(S("abcdefghijklmnopqrst"), SV(""), 20);
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test(S("abcdefghijklmnopqrst"), SV("abcde"), 15);
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test(S("abcdefghijklmnopqrst"), SV("abcdefghij"), 10);
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test(S("abcdefghijklmnopqrst"), SV("abcdefghijklmnopqrst"), 0);
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}
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#endif
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}
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