src/lib-imap/test-imap-utf7.c

	test-imap-utf7.c revision 68828bda5cfbfc38a95829923b08b6b919d87143
/* Copyright (c) 2008-2014 Dovecot authors, see the included COPYING file */

#include "lib.h"
#include "str.h"
#include "unichar.h"
#include "imap-utf7.h"
#include "test-common.h"

static void test_imap_utf7(void)
{
    static struct test {
        const char *utf8;
        const char *mutf7;
    } tests[] = {
        { "&&x&&", "&-&-x&-&-" },
        { "~peter/mail/台北/日本語", "~peter/mail/&U,BTFw-/&ZeVnLIqe-" },
        { "tietäjä", "tiet&AOQ-j&AOQ-" },
        { "p\xe4\xe4", NULL },
        { NULL, "&" },
        { NULL, "&Jjo" },
        { NULL, "&Jjo!" },
        { NULL, "&U,BTFw-&ZeVnLIqe-" }
    };
    string_t *src, *dest;
    const char *orig_src;
    unsigned int i, j;
    unichar_t chr;

    src = t_str_new(256);
    dest = t_str_new(256);

    test_begin("imap mutf7");
    for (i = 0; i < N_ELEMENTS(tests); i++) {
        if (tests[i].utf8 != NULL) {
            str_truncate(dest, 0);
            if (imap_utf8_to_utf7(tests[i].utf8, dest) < 0)
                test_assert_idx(tests[i].mutf7 == NULL, i);
            else
                test_assert_idx(null_strcmp(tests[i].mutf7, str_c(dest)) == 0, i);
        }
        if (tests[i].mutf7 != NULL) {
            str_truncate(dest, 0);
            if (imap_utf7_to_utf8(tests[i].mutf7, dest) < 0)
                test_assert_idx(tests[i].utf8 == NULL, i);
            else
                test_assert_idx(null_strcmp(tests[i].utf8, str_c(dest)) == 0, i);
            test_assert_idx(imap_utf7_is_valid(tests[i].mutf7) != (tests[i].utf8 == NULL), i);
        }
    }

    for (chr = 0xffff; chr <= 0x10010; chr++) {
        for (i = 1; i <= 10; i++) {
            str_truncate(src, 0);
            str_truncate(dest, 0);
            for (j = 0; j < i; j++) {
                if (j % 3 == 0)
                    str_append_c(src, 'x');
                if (j % 5 == 0)
                    str_append_c(src, '&');
                uni_ucs4_to_utf8_c(chr, src);
            }

            orig_src = t_strdup(str_c(src));
            str_truncate(src, 0);

            test_assert_idx(imap_utf8_to_utf7(orig_src, dest) == 0, chr*100+i);
            test_assert_idx(imap_utf7_to_utf8(str_c(dest), src) == 0, chr*100+i);
            test_assert_idx(strcmp(str_c(src), orig_src) == 0, chr+100+i);
        }
    }
    test_end();
}

int main(void)
{
    static void (*test_functions[])(void) = {
        test_imap_utf7,
        NULL
    };
    return test_run(test_functions);
}