51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
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//===----------------------------------------------------------------------===//
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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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// template<class charT, class traits, class Allocator>
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// bool operator<=(const basic_string<charT,traits,Allocator>& lhs,
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// basic_string_view<charT,traits> rhs);
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// bool operator<=(basic_string_view<charT,traits> lhs,
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// const basic_string<charT,traits,Allocator>& rhs);
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#include <string_view>
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#include <cassert>
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template <class S>
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void
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test(const S& lhs, const typename S::value_type* rhs, bool x, bool y)
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{
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assert((lhs <= rhs) == x);
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assert((rhs <= lhs) == y);
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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_view S;
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test(S(""), "", true, true);
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test(S(""), "abcde", true, false);
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test(S(""), "abcdefghij", true, false);
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test(S(""), "abcdefghijklmnopqrst", true, false);
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test(S("abcde"), "", false, true);
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test(S("abcde"), "abcde", true, true);
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test(S("abcde"), "abcdefghij", true, false);
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test(S("abcde"), "abcdefghijklmnopqrst", true, false);
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test(S("abcdefghij"), "", false, true);
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test(S("abcdefghij"), "abcde", false, true);
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test(S("abcdefghij"), "abcdefghij", true, true);
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test(S("abcdefghij"), "abcdefghijklmnopqrst", true, false);
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test(S("abcdefghijklmnopqrst"), "", false, true);
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test(S("abcdefghijklmnopqrst"), "abcde", false, true);
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test(S("abcdefghijklmnopqrst"), "abcdefghij", false, true);
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test(S("abcdefghijklmnopqrst"), "abcdefghijklmnopqrst", true, true);
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}
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}
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