i18n/test/test1.cpp

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/*
 * test1.cpp
 *
 * Copyright (C) 2010  Thomas A. Vaughan
 * All rights reserved.
 *
 * Small test of internationalization library.
 */

// includes --------------------------------------------------------------------
#include <iostream>
#include <fstream>

#include "i18n/i18n.h"
#include "nstream/nstream.h"
#include "perf/perf.h"
#include "util/file.h"


////////////////////////////////////////////////////////////////////////////////
//
//      static helper methods
//
////////////////////////////////////////////////////////////////////////////////

static void
displayString
(
IN i18n::Manager * mgr,
IN const char * id
)
throw()
{
        ASSERT(mgr, "null");
        ASSERT(id, "null");

        const char * val = mgr->getString(id);
        if (!val) {
                DPRINTF("No string found with id='%s'", id);
                return;
        }

        DPRINTF("String[%s] = '%s'", id, val);
}



static void
doTest
(
IN const char * locale,
IN const char * dir
)
{
        ASSERT(locale, "null");
        ASSERT(dir, "null");

        DPRINTF("Host locale: '%s'", i18n::getHostLocale());

        i18n::locale_t lc;
        i18n::getLocaleFromString(locale, lc);
        ASSERT_THROW(lc.isValid(), "should be valid locale!");

        smart_ptr<i18n::Manager> mgr = i18n::Manager::create(locale);
        ASSERT_THROW(mgr, "failed to create i18n Manager object");

        // open named stream
        smart_ptr<nstream::Manager> fsMgr = nstream::getFilesystemManager(dir);
        ASSERT(fsMgr, "null");

        SetString extensions;
        extensions.insert("txt");       // only parse .txt files
        mgr->parseFolder(fsMgr->getRoot(), &extensions);

        // attempt to look up some strings
        displayString(mgr, "id0");
        displayString(mgr, "id1");
        displayString(mgr, "xyz");
        displayString(mgr, "yabbadabbado");
}



////////////////////////////////////////////////////////////////////////////////
//
//      entry point
//
////////////////////////////////////////////////////////////////////////////////

int
main
(
IN int argc,
IN const char * argv[]
)
{
        int retval = 0;
        DPRINTF("Example locale: en_US.UTF-8");
        ASSERT(3 == argc,
            "Usage: i18n-test1 <locale> <dir>");

        const char * locale = argv[1];
        const char * dir = argv[2];
        DPRINTF("Requested locale: %s", locale);

        try {
                perf::Timer timer("overall timer");
                doTest(locale, dir);

        } catch (std::exception& e) {
                DPRINTF("Exception: %s", e.what());
                retval = 1;
        }

        perf::dumpTimingSummary(std::cerr);

        return retval;
}