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Jose Caban
340
extern/stdcxx/4.2.1/tests/localization/22.locale.messages.mt.cpp
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340
extern/stdcxx/4.2.1/tests/localization/22.locale.messages.mt.cpp
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/************************************************************************
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*
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* 22.locale.messages.mt.cpp
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*
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* test exercising the thread safety of the messages facet
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*
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* $Id: 22.locale.messages.mt.cpp 648752 2008-04-16 17:01:56Z faridz $
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*
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***************************************************************************
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*
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**************************************************************************/
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#include <locale>
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#include <driver.h> // for rw_test()
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#include <rw_locale.h> // for rw_create_catalog()
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#include <rw_thread.h>
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#include <valcmp.h> // for rw_strncmp ()
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#include <cstring> // for strlen()
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#include <cstdio> // for remove()
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// maximum number of threads allowed by the command line interface
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#define MAX_THREADS 32
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#define MAX_LOOPS 100000
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// default number of threads (will be adjusted to the number
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// of processors/cores later)
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int rw_opt_nthreads = 1;
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// the number of times each thread should iterate (unless specified
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// otherwise on the command line)
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int rw_opt_nloops = 100000;
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// locale for threads to share
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static const
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std::locale locale;
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// message catalog for threads to share
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static
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std::messages_base::catalog catalog;
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static
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std::messages_base::catalog wcatalog;
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/**************************************************************************/
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#ifndef _WIN32
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# define CAT_NAME "./rwstdmessages.cat"
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# define MSG_NAME "rwstdmessages.msg"
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#else
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# define CAT_NAME "rwstdmessages.dll"
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# define MSG_NAME "rwstdmessages.rc"
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#endif
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#define MAX_SETS 5
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#define MAX_MESSAGES 5
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int msg_id (int set, int id)
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{
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#ifdef _WIN32
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return (set - 1) * 5 + id;
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#else
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_RWSTD_UNUSED (set);
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return id;
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#endif
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}
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/**************************************************************************/
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static const char* const
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messages [MAX_SETS][MAX_MESSAGES] = {
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{ "First set, first message",
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"First set, second message",
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"First set, third message",
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"First set, fourth message",
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"First set, fifth message"
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},
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{ "Second set, first message",
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"Second set, second message",
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"Second set, third message",
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"Second set, fourth message",
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"Second set, fifth message"
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},
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{ "Third set, first message",
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"Third set, second message",
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"Third set, third message",
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"Third set, fourth message",
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"Third set, fifth message"
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},
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{ "Fourth set, first message",
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"Fourth set, second message",
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"Fourth set, third message",
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"Fourth set, fourth message",
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"Fourth set, fifth message"
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},
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{ "Fifth set, first message",
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"Fifth set, second message",
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"Fifth set, third message",
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"Fifth set, fourth message",
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"Fifth set, fifth message"
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}
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};
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static std::string str_messages;
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/**************************************************************************/
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template <class T>
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void test_open_close (const std::locale& loc,
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const std::messages<T>& msgs,
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const std::string& name)
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{
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std::messages_base::catalog cat =
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(msgs.open) (name, loc);
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RW_ASSERT (! (cat < 0));
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(msgs.close) (cat);
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}
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template <class T>
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void test_get (const std::messages<T>& msgs,
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const std::messages_base::catalog cat,
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int set, int msgid,
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const std::basic_string<T>& dflt)
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{
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// the msg_id() thing seems like a bug to me. if anything, the user
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// should never need to write or call msg_id().
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const typename std::messages<T>::string_type res =
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msgs.get (cat, set, msg_id (set, msgid), dflt);
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RW_ASSERT (!rw_strncmp (messages [set-1][msgid-1], res.c_str ()));
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}
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/**************************************************************************/
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extern "C" {
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bool test_char; // exercise messages<char>
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bool test_wchar; // exercise messages<wchar_t>
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static void*
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thread_func (void*)
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{
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const std::string name (CAT_NAME);
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const std::messages<char>& nmsgs =
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std::use_facet<std::messages<char> >(locale);
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const std::string ndflt ("\1\2\3\4");
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#ifndef _RWSTD_NO_WCHAR_T
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const std::messages<wchar_t>& wmsgs =
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std::use_facet<std::messages<wchar_t> >(locale);
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const std::wstring wdflt (L"\1\2\3\4");
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#endif // _RWSTD_NO_WCHAR_T
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for (int i = 0; i != rw_opt_nloops; ++i) {
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int set = 1 + i % MAX_SETS;
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int msgid = 1 + i % MAX_MESSAGES;
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if (test_char) {
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if (i & 1) {
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test_get<char>(nmsgs, catalog, set, msgid, ndflt);
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}
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else {
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test_open_close<char>(locale, nmsgs, name);
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}
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}
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if (test_wchar) {
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#ifndef _RWSTD_NO_WCHAR_T
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if (i & 1) {
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test_get<wchar_t>(wmsgs, wcatalog, set, msgid, wdflt);
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}
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else {
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test_open_close<wchar_t>(locale, wmsgs, name);
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}
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#endif // _RWSTD_NO_WCHAR_T
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}
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}
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return 0;
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}
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} // extern "C"
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/**************************************************************************/
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static int
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run_test (int, char**)
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{
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for (int i = 0; i < MAX_SETS; ++i) {
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for (int j = 0; j < MAX_MESSAGES; ++j)
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str_messages.append (messages [i][j], std::strlen (messages [i][j]) + 1);
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str_messages.append (1, '\0');
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}
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// generate a message catalog
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rw_create_catalog (MSG_NAME, str_messages.c_str ());
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const std::string name (CAT_NAME);
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const std::messages<char>& nmsgs =
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std::use_facet<std::messages<char> >(locale);
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catalog = (nmsgs.open) (name, locale);
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#ifndef _RWSTD_NO_WCHAR_T
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const std::messages<wchar_t>& wmsgs =
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std::use_facet<std::messages<wchar_t> >(locale);
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wcatalog = (wmsgs.open) (name, locale);
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#endif
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rw_info (0, 0, 0,
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"testing std::messages<charT> with %d thread%{?}s%{;}, "
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"%d iteration%{?}s%{;} each",
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rw_opt_nthreads, 1 != rw_opt_nthreads,
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rw_opt_nloops, 1 != rw_opt_nloops);
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///////////////////////////////////////////////////////////////////////
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test_char = true;
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test_wchar = false;
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rw_info (0, 0, 0, "exercising std::messages<char>");
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int result =
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rw_thread_pool (0, std::size_t (rw_opt_nthreads), 0,
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thread_func, 0);
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rw_error (result == 0, 0, __LINE__,
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"rw_thread_pool(0, %d, 0, %{#f}, 0) failed",
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rw_opt_nthreads, thread_func);
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///////////////////////////////////////////////////////////////////////
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#ifndef _RWSTD_NO_WCHAR_T
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test_char = false;
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test_wchar = true;
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rw_info (0, 0, 0, "exercising std::messages<wchar_t>");
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result =
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rw_thread_pool (0, std::size_t (rw_opt_nthreads), 0,
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thread_func, 0);
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rw_error (result == 0, 0, __LINE__,
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"rw_thread_pool(0, %d, 0, %{#f}, 0) failed",
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rw_opt_nthreads, thread_func);
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///////////////////////////////////////////////////////////////////////
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test_char = true;
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test_wchar = true;
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rw_info (0, 0, 0, "exercising std::messages<char> and "
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"std::messages<wchar_t>");
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result =
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rw_thread_pool (0, std::size_t (rw_opt_nthreads), 0,
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thread_func, 0);
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rw_error (result == 0, 0, __LINE__,
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"rw_thread_pool(0, %d, 0, %{#f}, 0) failed",
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rw_opt_nthreads, thread_func);
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#endif // _RWSTD_NO_WCHAR_T
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///////////////////////////////////////////////////////////////////////
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(nmsgs.close) (catalog);
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#ifndef _RWSTD_NO_WCHAR_T
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(wmsgs.close) (wcatalog);
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#endif // _RWSTD_NO_WCHAR_T
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std::remove (CAT_NAME);
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return result;
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}
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/**************************************************************************/
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int main (int argc, char *argv[])
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{
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#ifdef _RWSTD_REENTRANT
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// set nthreads to the greater of the number of processors
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// and 2 (for uniprocessor systems) by default
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rw_opt_nthreads = rw_get_cpus ();
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if (rw_opt_nthreads < 2)
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rw_opt_nthreads = 2;
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#endif // _RWSTD_REENTRANT
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return rw_test (argc, argv, __FILE__,
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"lib.locale.messages",
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"thread safety", run_test,
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"|-nloops#0 " // must be non-negative
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"|-nthreads#0-* ", // must be in [0, MAX_THREADS]
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&rw_opt_nloops,
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int (MAX_THREADS),
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&rw_opt_nthreads);
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}
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