bc8d3f97eb
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
123 lines
6.5 KiB
C++
123 lines
6.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. 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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// insert(size_type pos1, const basic_string& str);
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#include <string>
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#include <stdexcept>
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#include <cassert>
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template <class S>
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void
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test(S s, typename S::size_type pos, S str, S expected)
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{
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typename S::size_type old_size = s.size();
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S s0 = s;
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try
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{
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s.insert(pos, str);
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assert(s.__invariants());
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assert(pos <= old_size);
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assert(s == expected);
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}
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catch (std::out_of_range&)
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{
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assert(pos > old_size);
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assert(s == s0);
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}
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}
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int main()
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{
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typedef std::string S;
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test(S(""), 0, S(""), S(""));
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test(S(""), 0, S("12345"), S("12345"));
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test(S(""), 0, S("1234567890"), S("1234567890"));
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test(S(""), 0, S("12345678901234567890"), S("12345678901234567890"));
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test(S(""), 1, S(""), S("can't happen"));
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test(S(""), 1, S("12345"), S("can't happen"));
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test(S(""), 1, S("1234567890"), S("can't happen"));
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test(S(""), 1, S("12345678901234567890"), S("can't happen"));
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test(S("abcde"), 0, S(""), S("abcde"));
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test(S("abcde"), 0, S("12345"), S("12345abcde"));
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test(S("abcde"), 0, S("1234567890"), S("1234567890abcde"));
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test(S("abcde"), 0, S("12345678901234567890"), S("12345678901234567890abcde"));
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test(S("abcde"), 1, S(""), S("abcde"));
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test(S("abcde"), 1, S("12345"), S("a12345bcde"));
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test(S("abcde"), 1, S("1234567890"), S("a1234567890bcde"));
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test(S("abcde"), 1, S("12345678901234567890"), S("a12345678901234567890bcde"));
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test(S("abcde"), 2, S(""), S("abcde"));
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test(S("abcde"), 2, S("12345"), S("ab12345cde"));
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test(S("abcde"), 2, S("1234567890"), S("ab1234567890cde"));
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test(S("abcde"), 2, S("12345678901234567890"), S("ab12345678901234567890cde"));
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test(S("abcde"), 4, S(""), S("abcde"));
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test(S("abcde"), 4, S("12345"), S("abcd12345e"));
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test(S("abcde"), 4, S("1234567890"), S("abcd1234567890e"));
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test(S("abcde"), 4, S("12345678901234567890"), S("abcd12345678901234567890e"));
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test(S("abcde"), 5, S(""), S("abcde"));
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test(S("abcde"), 5, S("12345"), S("abcde12345"));
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test(S("abcde"), 5, S("1234567890"), S("abcde1234567890"));
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test(S("abcde"), 5, S("12345678901234567890"), S("abcde12345678901234567890"));
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test(S("abcde"), 6, S(""), S("can't happen"));
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test(S("abcde"), 6, S("12345"), S("can't happen"));
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test(S("abcde"), 6, S("1234567890"), S("can't happen"));
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test(S("abcde"), 6, S("12345678901234567890"), S("can't happen"));
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test(S("abcdefghij"), 0, S(""), S("abcdefghij"));
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test(S("abcdefghij"), 0, S("12345"), S("12345abcdefghij"));
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test(S("abcdefghij"), 0, S("1234567890"), S("1234567890abcdefghij"));
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test(S("abcdefghij"), 0, S("12345678901234567890"), S("12345678901234567890abcdefghij"));
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test(S("abcdefghij"), 1, S(""), S("abcdefghij"));
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test(S("abcdefghij"), 1, S("12345"), S("a12345bcdefghij"));
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test(S("abcdefghij"), 1, S("1234567890"), S("a1234567890bcdefghij"));
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test(S("abcdefghij"), 1, S("12345678901234567890"), S("a12345678901234567890bcdefghij"));
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test(S("abcdefghij"), 5, S(""), S("abcdefghij"));
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test(S("abcdefghij"), 5, S("12345"), S("abcde12345fghij"));
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test(S("abcdefghij"), 5, S("1234567890"), S("abcde1234567890fghij"));
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test(S("abcdefghij"), 5, S("12345678901234567890"), S("abcde12345678901234567890fghij"));
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test(S("abcdefghij"), 9, S(""), S("abcdefghij"));
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test(S("abcdefghij"), 9, S("12345"), S("abcdefghi12345j"));
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test(S("abcdefghij"), 9, S("1234567890"), S("abcdefghi1234567890j"));
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test(S("abcdefghij"), 9, S("12345678901234567890"), S("abcdefghi12345678901234567890j"));
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test(S("abcdefghij"), 10, S(""), S("abcdefghij"));
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test(S("abcdefghij"), 10, S("12345"), S("abcdefghij12345"));
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test(S("abcdefghij"), 10, S("1234567890"), S("abcdefghij1234567890"));
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test(S("abcdefghij"), 10, S("12345678901234567890"), S("abcdefghij12345678901234567890"));
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test(S("abcdefghij"), 11, S(""), S("can't happen"));
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test(S("abcdefghij"), 11, S("12345"), S("can't happen"));
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test(S("abcdefghij"), 11, S("1234567890"), S("can't happen"));
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test(S("abcdefghij"), 11, S("12345678901234567890"), S("can't happen"));
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test(S("abcdefghijklmnopqrst"), 0, S(""), S("abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 0, S("12345"), S("12345abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 0, S("1234567890"), S("1234567890abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 0, S("12345678901234567890"), S("12345678901234567890abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 1, S(""), S("abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 1, S("12345"), S("a12345bcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 1, S("1234567890"), S("a1234567890bcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 1, S("12345678901234567890"), S("a12345678901234567890bcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 10, S(""), S("abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 10, S("12345"), S("abcdefghij12345klmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 10, S("1234567890"), S("abcdefghij1234567890klmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 10, S("12345678901234567890"), S("abcdefghij12345678901234567890klmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 19, S(""), S("abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 19, S("12345"), S("abcdefghijklmnopqrs12345t"));
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test(S("abcdefghijklmnopqrst"), 19, S("1234567890"), S("abcdefghijklmnopqrs1234567890t"));
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test(S("abcdefghijklmnopqrst"), 19, S("12345678901234567890"), S("abcdefghijklmnopqrs12345678901234567890t"));
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test(S("abcdefghijklmnopqrst"), 20, S(""), S("abcdefghijklmnopqrst"));
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test(S("abcdefghijklmnopqrst"), 20, S("12345"), S("abcdefghijklmnopqrst12345"));
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test(S("abcdefghijklmnopqrst"), 20, S("1234567890"), S("abcdefghijklmnopqrst1234567890"));
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test(S("abcdefghijklmnopqrst"), 20, S("12345678901234567890"), S("abcdefghijklmnopqrst12345678901234567890"));
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test(S("abcdefghijklmnopqrst"), 21, S(""), S("can't happen"));
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test(S("abcdefghijklmnopqrst"), 21, S("12345"), S("can't happen"));
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test(S("abcdefghijklmnopqrst"), 21, S("1234567890"), S("can't happen"));
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test(S("abcdefghijklmnopqrst"), 21, S("12345678901234567890"), S("can't happen"));
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}
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