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74 lines
2.5 KiB
C++
74 lines
2.5 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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// basic_string<charT,traits,Allocator>&
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// operator=(const charT* s);
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#include <string>
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#include <cassert>
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#include "test_macros.h"
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#include "min_allocator.h"
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template <class S>
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void
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test(S s1, const typename S::value_type* s2)
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{
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typedef typename S::traits_type T;
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s1 = s2;
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LIBCPP_ASSERT(s1.__invariants());
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assert(s1.size() == T::length(s2));
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assert(T::compare(s1.data(), s2, s1.size()) == 0);
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assert(s1.capacity() >= s1.size());
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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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test(S(), "");
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test(S("1"), "");
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test(S(), "1");
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test(S("1"), "2");
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test(S("1"), "2");
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test(S(),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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test(S("123456789"),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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test(S("1234567890123456789012345678901234567890123456789012345678901234567890"),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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test(S("1234567890123456789012345678901234567890123456789012345678901234567890"
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"1234567890123456789012345678901234567890123456789012345678901234567890"),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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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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test(S(), "");
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test(S("1"), "");
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test(S(), "1");
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test(S("1"), "2");
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test(S("1"), "2");
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test(S(),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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test(S("123456789"),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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test(S("1234567890123456789012345678901234567890123456789012345678901234567890"),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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test(S("1234567890123456789012345678901234567890123456789012345678901234567890"
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"1234567890123456789012345678901234567890123456789012345678901234567890"),
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"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz");
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}
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#endif
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}
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