| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <iterator> |
| |
| // istreambuf_iterator |
| |
| // bool equal(istreambuf_iterator<charT,traits>& b) const; |
| |
| #include <iterator> |
| #include <sstream> |
| #include <cassert> |
| |
| int main() |
| { |
| { |
| std::istringstream inf1("abc"); |
| std::istringstream inf2("def"); |
| std::istreambuf_iterator<char> i1(inf1); |
| std::istreambuf_iterator<char> i2(inf2); |
| std::istreambuf_iterator<char> i3; |
| std::istreambuf_iterator<char> i4; |
| |
| assert( i1.equal(i1)); |
| assert( i1.equal(i2)); |
| assert(!i1.equal(i3)); |
| assert(!i1.equal(i4)); |
| |
| assert( i2.equal(i1)); |
| assert( i2.equal(i2)); |
| assert(!i2.equal(i3)); |
| assert(!i2.equal(i4)); |
| |
| assert(!i3.equal(i1)); |
| assert(!i3.equal(i2)); |
| assert( i3.equal(i3)); |
| assert( i3.equal(i4)); |
| |
| assert(!i4.equal(i1)); |
| assert(!i4.equal(i2)); |
| assert( i4.equal(i3)); |
| assert( i4.equal(i4)); |
| } |
| { |
| std::wistringstream inf1(L"abc"); |
| std::wistringstream inf2(L"def"); |
| std::istreambuf_iterator<wchar_t> i1(inf1); |
| std::istreambuf_iterator<wchar_t> i2(inf2); |
| std::istreambuf_iterator<wchar_t> i3; |
| std::istreambuf_iterator<wchar_t> i4; |
| |
| assert( i1.equal(i1)); |
| assert( i1.equal(i2)); |
| assert(!i1.equal(i3)); |
| assert(!i1.equal(i4)); |
| |
| assert( i2.equal(i1)); |
| assert( i2.equal(i2)); |
| assert(!i2.equal(i3)); |
| assert(!i2.equal(i4)); |
| |
| assert(!i3.equal(i1)); |
| assert(!i3.equal(i2)); |
| assert( i3.equal(i3)); |
| assert( i3.equal(i4)); |
| |
| assert(!i4.equal(i1)); |
| assert(!i4.equal(i2)); |
| assert( i4.equal(i3)); |
| assert( i4.equal(i4)); |
| } |
| } |