/* $NetBSD: t_wctype.c,v 1.3 2022/05/24 20:50:20 andvar Exp $ */

/*-
 * Copyright (c) 2017 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Konrad Schroder
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__COPYRIGHT("@(#) Copyright (c) 2017\
 The NetBSD Foundation, inc. All rights reserved.");
__RCSID("$NetBSD: t_wctype.c,v 1.3 2022/05/24 20:50:20 andvar Exp $");

#include <locale.h>
#include <stdio.h>
#include <string.h>
#include <vis.h>
#include <ctype.h>
#include <wctype.h>
#include <wchar.h>

#include <atf-c.h>

static const char *typenames[] = {
        "alnum",
        "alpha",
        "blank",
        "cntrl",
        "digit",
        "graph",
        "ideogram",
        "lower",
        "phonogram",
        "print",
        "punct",
        "rune",
        "space",
        "special",
        "upper",
        "xdigit",
};

static struct test {
        const char *locale;
        const struct {
                const char *in;
                const char *out;
        } classes[16];
} tests[] = {
        {
                "C",
                {
                        { /* alnum */ "abc123", "&^%$" },
                        { /* alpha */ "ABCabc", "123*&^" },
                        { /* blank */ " \t", "abc123%$^&\r\n" },
                        { /* cntrl */ "\a", "abc123^&*" },
                        { /* digit */ "123", "abc*()" },
                        { /* graph */ "abc123ABC[];?~", " " },
                        { /* ideogram */ "", "" },
                        { /* lower */ "abc", "ABC123&*(" },
                        { /* phonogram */ "", "" },
                        { /* print */ "abcABC123%^&* ", "\r\n\t" },
                        { /* punct */ ".,;:!?", "abc123 \n" },
                        { /* rune */ "", "" },
                        { /* space */ " \t\r\n", "abc123ABC&*(" },
                        { /* special */ "", "" },
                        { /* upper */ "ABC", "abc123&*(" },
                        { /* xdigit */ "123abcABC", "xyz" },
                },
        }, {
                "en_US.UTF-8",
                {
                        { /* alnum */ "abc123", "&^%$" },
                        { /* alpha */ "ABCabc", "123*&^" },
                        { /* blank */ " \t", "abc123%$^&\r\n" },
                        { /* cntrl */ "\a", "abc123^&*" },
                        { /* digit */ "123", "abc*()" },
                        { /* graph */ "abc123ABC[];?~", " " },
                        { /* ideogram */ "", "" },
                        { /* lower */ "abc", "ABC123&*(" },
                        { /* phonogram */ "", "" },
                        { /* print */ "abcABC123%^&* ", "\r\n\t" },
                        { /* punct */ ".,;:!?", "abc123 \n" },
                        { /* rune */ "", "" },
                        { /* space */ " \t\r\n", "abc123ABC&*(" },
                        { /* special */ "", "" },
                        { /* upper */ "ABC", "abc123&*(" },
                        { /* xdigit */ "123abcABC", "xyz" },
                },
        }, {
                "ru_RU.KOI8-R",
                {
                        { /* alnum */ "abc123i\xa3\xb3\xd6", "&^%$" },
                        { /* alpha */ "ABCabci\xa3\xb3\xd6", "123*&^" },
                        { /* blank */ " \t", "abc123%$^&\r\n" },
                        { /* cntrl */ "\a", "abc123^&*" },
                        { /* digit */ "123", "abc*()" },
                        { /* graph */ "abc123ABC[];?~i\xa3\xb3\xd6", " " },
                        { /* ideogram */ "", "" },
                        { /* lower */ "abci\xa3\xd6", "ABC123&*(\xb3\xf6" },
                        { /* phonogram */ "", "" },
                        { /* print */ "abcABC123%^&* \xa3\xb3\xd6\xbf", "\r\n\t" },
                        { /* punct */ ".,;:!?", "abc123 \n" },
                        { /* rune */ "", "" },
                        { /* space */ " \t\r\n", "abc123ABC&*(\xa3\xb3\xd6" },
                        { /* special */ "", "" },
                        { /* upper */ "ABC\xb3\xe0\xff", "abc123&*(\xa3\xc0\xdf" },
                        { /* xdigit */ "123abcABC", "xyz\xc1\xc5" },
                }
        }, {
                NULL,
                { {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, {NULL, NULL}, }
        }
};

static void testall(int, int, wchar_t, wctype_t, int);

static void
h_ctype(const struct test *t)
{
        wctype_t wct;
        wchar_t wc;
        int i;
        const char *cp;

        ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
        printf("Trying locale %s...\n", t->locale);
        ATF_REQUIRE(setlocale(LC_CTYPE, t->locale) != NULL);
        printf("Using locale %s\n", setlocale(LC_CTYPE, NULL));

        for (i = 0; i < 16; i++) {
                /* Skip any type that has no chars */
                if (t->classes[i].in[0] == '\0' &&
                    t->classes[i].out[0] == '\0')
                        continue;

                /* First examine wctype */
                wct = wctype(typenames[i]);
                ATF_REQUIRE(wct != 0);

                /* Convert in to wide and check that they match */
                for (cp = (const char *)(t->classes[i].in); *cp; ++cp) {
                        wc = btowc((unsigned char)*cp);
                        testall(i, (unsigned char)*cp, wc, wct, 1);
                }
                /* Convert out to wide and check that they do not match */
                for (cp = (const char *)(t->classes[i].out); *cp; ++cp) {
                        wc = btowc((unsigned char)*cp);
                        testall(i, (unsigned char)*cp, wc, wct, 0);
                }
        }
}

void testall(int idx, int c, wchar_t wc, wctype_t wct, int inout)
{
        printf("Testing class %d (%s), char %c (0x%2.2x), wc %x, wct %ld, expect %d\n",
                idx, typenames[idx], c, c, wc, (long int)wct, inout);
        ATF_REQUIRE(!!iswctype(wc, wct) == inout);

        /* Switch based on wct and call is{,w}* to check */
        switch (idx) {
        case 0: /* alnum */
                ATF_REQUIRE_EQ(!!isalnum(c), inout);
                ATF_REQUIRE_EQ(!!iswalnum(wc), inout);
                break;
        case 1: /* alpha */
                ATF_REQUIRE_EQ(!!isalpha(c), inout);
                ATF_REQUIRE_EQ(!!iswalpha(wc), inout);
                break;
        case 2: /* blank */
                ATF_REQUIRE_EQ(!!isblank(c), inout);
                ATF_REQUIRE_EQ(!!iswblank(wc), inout);
                break;
        case 3: /* cntrl */
                ATF_REQUIRE_EQ(!!iscntrl(c), inout);
                ATF_REQUIRE_EQ(!!iswcntrl(wc), inout);
                break;
        case 4: /* digit */
                ATF_REQUIRE_EQ(!!isdigit(c), inout);
                ATF_REQUIRE_EQ(!!iswdigit(wc), inout);
                break;
        case 5: /* graph */
                ATF_REQUIRE_EQ(!!isgraph(c), inout);
                ATF_REQUIRE_EQ(!!iswgraph(wc), inout);
                break;
        case 6: /* ideogram */
#if 0
                ATF_REQUIRE_EQ(!!isideogram(c), inout);
                ATF_REQUIRE_EQ(!!iswideogram(wc), inout);
#endif
                break;
        case 7: /* lower */
                ATF_REQUIRE_EQ(!!islower(c), inout);
                ATF_REQUIRE_EQ(!!iswlower(wc), inout);
                break;
        case 8: /* phonogram */
#if 0
                ATF_REQUIRE_EQ(!!isphonogram(c), inout);
                ATF_REQUIRE_EQ(!!iswphonogram(wc), inout);
#endif
                break;
        case 9: /* print */
                ATF_REQUIRE_EQ(!!isprint(c), inout);
                ATF_REQUIRE_EQ(!!iswprint(wc), inout);
                break;
        case 10: /* punct */
                ATF_REQUIRE_EQ(!!ispunct(c), inout);
                ATF_REQUIRE_EQ(!!iswpunct(wc), inout);
                break;
        case 11: /* rune */
#if 0
                ATF_REQUIRE_EQ(!!isrune(c), inout);
                ATF_REQUIRE_EQ(!!iswrune(wc), inout);
#endif
                break;
        case 12: /* space */
                ATF_REQUIRE_EQ(!!isspace(c), inout);
                ATF_REQUIRE_EQ(!!iswspace(wc), inout);
                break;
        case 13: /* special */
#if 0
                ATF_REQUIRE_EQ(!!isspecial(c), inout);
                ATF_REQUIRE_EQ(!!iswspecial(wc), inout);
#endif
                break;
        case 14: /* upper */
                ATF_REQUIRE_EQ(!!isupper(c), inout);
                ATF_REQUIRE_EQ(!!iswupper(wc), inout);
                break;
        case 15: /* xdigit */
                ATF_REQUIRE_EQ(!!isxdigit(c), inout);
                ATF_REQUIRE_EQ(!!iswxdigit(wc), inout);
                break;
        }
}

ATF_TC(ctype);

ATF_TC_HEAD(ctype, tc)
{
        atf_tc_set_md_var(tc, "descr",
                "Checks is* and isw* under different locales");
}

ATF_TC_BODY(ctype, tc)
{
        struct test *t;

        for (t = &tests[0]; t->locale != NULL; ++t)
                h_ctype(t);
}

ATF_TP_ADD_TCS(tp)
{

        ATF_TP_ADD_TC(tp, ctype);

        return atf_no_error();
}