126 lines
3.2 KiB
C++
126 lines
3.2 KiB
C++
// Copyright (C) 2004 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// 27.6.1.2.2 arithmetic extractors
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#include <cstdio> // for printf
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#include <istream>
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#include <sstream>
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#include <locale>
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#include <testsuite_hooks.h>
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std::wstring str_01;
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std::wstring str_02(L"true false 0 1 110001");
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std::wstring str_03(L"-19999999 777777 -234234 233 -234 33 1 66300.25 .315 1.5");
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std::wstring str_04(L"0123");
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std::wstringbuf isbuf_01(std::ios_base::in);
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std::wstringbuf isbuf_02(str_02, std::ios_base::in);
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std::wstringbuf isbuf_03(str_03, std::ios_base::in);
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std::wstringbuf isbuf_04(str_04, std::ios_base::in);
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std::wistream is_01(NULL);
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std::wistream is_02(&isbuf_02);
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std::wistream is_03(&isbuf_03);
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std::wistream is_04(&isbuf_04);
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std::wstringstream ss_01(str_01);
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// minimal sanity check
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bool test01() {
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bool test __attribute__((unused)) = true;
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// Integral Types:
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bool b1 = false;
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short s1 = 0;
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int i1 = 0;
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long l1 = 0;
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unsigned short us1 = 0;
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unsigned int ui1 = 0;
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unsigned long ul1 = 0;
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// Floating-point Types:
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float f1 = 0;
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double d1 = 0;
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long double ld1 = 0;
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// process alphanumeric versions of bool values
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std::ios_base::fmtflags fmt = is_02.flags();
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bool testfmt = fmt & std::ios_base::boolalpha;
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is_02.setf(std::ios_base::boolalpha);
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fmt = is_02.flags();
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testfmt = fmt & std::ios_base::boolalpha;
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is_02 >> b1;
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VERIFY( b1 == 1 );
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is_02 >> b1;
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VERIFY( b1 == 0 );
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// process numeric versions of of bool values
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is_02.unsetf(std::ios_base::boolalpha);
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fmt = is_02.flags();
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testfmt = fmt & std::ios_base::boolalpha;
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is_02 >> b1;
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VERIFY( b1 == 0 );
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is_02 >> b1;
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VERIFY( b1 == 1 );
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// is_03 == "-19999999 777777 -234234 233 -234 33 1 66300.25 .315 1.5"
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is_03 >> l1;
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VERIFY( l1 == -19999999 );
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is_03 >> ul1;
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VERIFY( ul1 == 777777 );
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is_03 >> i1;
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VERIFY( i1 == -234234 );
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is_03 >> ui1;
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VERIFY( ui1 == 233 );
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is_03 >> s1;
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VERIFY( s1 == -234 );
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is_03 >> us1;
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VERIFY( us1 == 33 );
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is_03 >> b1;
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VERIFY( b1 == 1 );
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is_03 >> ld1;
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VERIFY( ld1 == 66300.25 );
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is_03 >> d1;
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VERIFY( d1 == .315 );
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is_03 >> f1;
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VERIFY( f1 == 1.5 );
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is_04 >> std::hex >> i1;
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std::printf ("%d %d %d\n", i1, i1 == 0x123, test);
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VERIFY( i1 == 0x123 );
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std::printf ("%d %d %d\n", i1, i1 == 0x123, test);
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// test void pointers
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int i = 55;
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void* po = &i;
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void* pi;
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ss_01 << po;
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ss_01 >> pi;
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std::printf ("%p %p\n", pi, po);
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VERIFY( po == pi );
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return test;
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}
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int main()
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{
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test01();
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return 0;
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}
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