/*
 * Copyright 2014 Yifu Wang for ESRI
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <errno.h>
#include <stdarg.h>
#include <stdlib.h>
#include <wchar.h>
#include <stdio.h>

#include <windef.h>
#include <winbase.h>
#include "wine/test.h"

#include <locale.h>

struct MSVCRT_lconv
{
    char* decimal_point;
    char* thousands_sep;
    char* grouping;
    char* int_curr_symbol;
    char* currency_symbol;
    char* mon_decimal_point;
    char* mon_thousands_sep;
    char* mon_grouping;
    char* positive_sign;
    char* negative_sign;
    char int_frac_digits;
    char frac_digits;
    char p_cs_precedes;
    char p_sep_by_space;
    char n_cs_precedes;
    char n_sep_by_space;
    char p_sign_posn;
    char n_sign_posn;
    wchar_t* _W_decimal_point;
    wchar_t* _W_thousands_sep;
    wchar_t* _W_int_curr_symbol;
    wchar_t* _W_currency_symbol;
    wchar_t* _W_mon_decimal_point;
    wchar_t* _W_mon_thousands_sep;
    wchar_t* _W_positive_sign;
    wchar_t* _W_negative_sign;
};

static char* (CDECL *p_setlocale)(int category, const char* locale);
static struct MSVCRT_lconv* (CDECL *p_localeconv)(void);
static size_t (CDECL *p_wcstombs_s)(size_t *ret, char* dest, size_t sz, const wchar_t* src, size_t max);
static int (CDECL *p__dsign)(double);
static int (CDECL *p__fdsign)(float);
static wchar_t** (CDECL *p____lc_locale_name_func)(void);

static BOOL init(void)
{
    HMODULE module;

    module = LoadLibraryA("msvcr120.dll");
    if (!module)
    {
        win_skip("msvcr120.dll not installed\n");
        return FALSE;
    }

    p_setlocale = (void*)GetProcAddress(module, "setlocale");
    p_localeconv = (void*)GetProcAddress(module, "localeconv");
    p_wcstombs_s = (void*)GetProcAddress(module, "wcstombs_s");
    p__dsign = (void*)GetProcAddress(module, "_dsign");
    p__fdsign = (void*)GetProcAddress(module, "_fdsign");
    p____lc_locale_name_func = (void*)GetProcAddress(module, "___lc_locale_name_func");
    return TRUE;
}

static void test_lconv_helper(const char *locstr)
{
    struct MSVCRT_lconv *lconv;
    char mbs[256];
    size_t i;

    if(!p_setlocale(LC_ALL, locstr))
    {
        win_skip("locale %s not available\n", locstr);
        return;
    }

    lconv = p_localeconv();

    /* If multi-byte version available, asserts that wide char version also available.
     * If wide char version can be converted to a multi-byte string , asserts that the
     * conversion result is the same as the multi-byte version.
     */
    if(strlen(lconv->decimal_point) > 0)
        ok(wcslen(lconv->_W_decimal_point) > 0, "%s: decimal_point\n", locstr);
    if(p_wcstombs_s(&i, mbs, 256, lconv->_W_decimal_point, 256) == 0)
        ok(strcmp(mbs, lconv->decimal_point) == 0, "%s: decimal_point\n", locstr);

    if(strlen(lconv->thousands_sep) > 0)
        ok(wcslen(lconv->_W_thousands_sep) > 0, "%s: thousands_sep\n", locstr);
    if(p_wcstombs_s(&i, mbs, 256, lconv->_W_thousands_sep, 256) == 0)
        ok(strcmp(mbs, lconv->thousands_sep) == 0, "%s: thousands_sep\n", locstr);

    if(strlen(lconv->int_curr_symbol) > 0)
        ok(wcslen(lconv->_W_int_curr_symbol) > 0, "%s: int_curr_symbol\n", locstr);
    if(p_wcstombs_s(&i, mbs, 256, lconv->_W_int_curr_symbol, 256) == 0)
        ok(strcmp(mbs, lconv->int_curr_symbol) == 0, "%s: int_curr_symbol\n", locstr);

    if(strlen(lconv->currency_symbol) > 0)
        ok(wcslen(lconv->_W_currency_symbol) > 0, "%s: currency_symbol\n", locstr);
    if(p_wcstombs_s(&i, mbs, 256, lconv->_W_currency_symbol, 256) == 0)
        ok(strcmp(mbs, lconv->currency_symbol) == 0, "%s: currency_symbol\n", locstr);

    if(strlen(lconv->mon_decimal_point) > 0)
        ok(wcslen(lconv->_W_mon_decimal_point) > 0, "%s: decimal_point\n", locstr);
    if(p_wcstombs_s(&i, mbs, 256, lconv->_W_mon_decimal_point, 256) == 0)
        ok(strcmp(mbs, lconv->mon_decimal_point) == 0, "%s: decimal_point\n", locstr);

    if(strlen(lconv->positive_sign) > 0)
        ok(wcslen(lconv->_W_positive_sign) > 0, "%s: positive_sign\n", locstr);
    if(p_wcstombs_s(&i, mbs, 256, lconv->_W_positive_sign, 256) == 0)
        ok(strcmp(mbs, lconv->positive_sign) == 0, "%s: positive_sign\n", locstr);

    if(strlen(lconv->negative_sign) > 0)
        ok(wcslen(lconv->_W_negative_sign) > 0, "%s: negative_sign\n", locstr);
    if(p_wcstombs_s(&i, mbs, 256, lconv->_W_negative_sign, 256) == 0)
        ok(strcmp(mbs, lconv->negative_sign) == 0, "%s: negative_sign\n", locstr);
}

static void test_lconv(void)
{
    int i;
    const char *locstrs[] =
    {
        "American", "Belgian", "Chinese",
        "Dutch", "English", "French",
        "German", "Hungarian", "Icelandic",
        "Japanese", "Korean", "Spanish"
    };

    for(i = 0; i < sizeof(locstrs) / sizeof(char *); i ++)
        test_lconv_helper(locstrs[i]);
}

static void test__dsign(void)
{
    int ret;

    ret = p__dsign(1);
    ok(ret == 0, "p_dsign(1) = %x\n", ret);
    ret = p__dsign(0);
    ok(ret == 0, "p_dsign(0) = %x\n", ret);
    ret = p__dsign(-1);
    ok(ret == 0x8000, "p_dsign(-1) = %x\n", ret);

    ret = p__fdsign(1);
    ok(ret == 0, "p_fdsign(1) = %x\n", ret);
    ret = p__fdsign(0);
    ok(ret == 0, "p_fdsign(0) = %x\n", ret);
    ret = p__fdsign(-1);
    ok(ret == 0x8000, "p_fdsign(-1) = %x\n", ret);
}

static void test____lc_locale_name_func(void)
{
    struct {
        const char *locale;
        const WCHAR name[10];
        const WCHAR broken_name[10];
        BOOL todo;
    } tests[] = {
        { "American",  {'e','n',0}, {'e','n','-','U','S',0} },
        { "Belgian",   {'n','l','-','B','E',0} },
        { "Chinese",   {'z','h',0}, {'z','h','-','C','N',0}, TRUE },
        { "Dutch",     {'n','l',0}, {'n','l','-','N','L',0} },
        { "English",   {'e','n',0}, {'e','n','-','U','S',0} },
        { "French",    {'f','r',0}, {'f','r','-','F','R',0} },
        { "German",    {'d','e',0}, {'d','e','-','D','E',0} },
        { "Hungarian", {'h','u',0}, {'h','u','-','H','U',0} },
        { "Icelandic", {'i','s',0}, {'i','s','-','I','S',0} },
        { "Japanese",  {'j','a',0}, {'j','a','-','J','P',0} },
        { "Korean",    {'k','o',0}, {'k','o','-','K','R',0} }
    };
    int i, j;
    wchar_t **lc_names;

    for(i=0; i<sizeof(tests)/sizeof(*tests); i++) {
        if(!p_setlocale(LC_ALL, tests[i].locale))
            continue;

        lc_names = p____lc_locale_name_func();
        ok(lc_names[0] == NULL, "%d - lc_names[0] = %s\n", i, wine_dbgstr_w(lc_names[0]));
        if(tests[i].todo) {
            todo_wine ok(!lstrcmpW(lc_names[1], tests[i].name) || broken(!lstrcmpW(lc_names[1], tests[i].broken_name)),
                    "%d - lc_names[1] = %s\n", i, wine_dbgstr_w(lc_names[1]));
        } else {
            ok(!lstrcmpW(lc_names[1], tests[i].name) || broken(!lstrcmpW(lc_names[1], tests[i].broken_name)),
                    "%d - lc_names[1] = %s\n", i, wine_dbgstr_w(lc_names[1]));
        }

        for(j=LC_MIN+2; j<=LC_MAX; j++) {
            ok(!lstrcmpW(lc_names[1], lc_names[j]), "%d - lc_names[%d] = %s, expected %s\n",
                    i, j, wine_dbgstr_w(lc_names[j]), wine_dbgstr_w(lc_names[1]));
        }
    }

    p_setlocale(LC_ALL, "C");
    lc_names = p____lc_locale_name_func();
    ok(!lc_names[1], "___lc_locale_name_func()[1] = %s\n", wine_dbgstr_w(lc_names[1]));
}

START_TEST(msvcr120)
{
    if (!init()) return;
    test_lconv();
    test__dsign();
    test____lc_locale_name_func();
}