view src/message_test.c @ 9698:a1b1405a33ca v7.4.2125

commit https://github.com/vim/vim/commit/a5c0cc11330157c721748e317e8ff54b649610ca Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 30 16:40:39 2016 +0200 patch 7.4.2125 Problem: Compiler warning for loss of data. Solution: Add a type cast. (Christian Brabandt)
author Christian Brabandt <cb@256bit.org>
date Sat, 30 Jul 2016 16:45:06 +0200
parents 716382aaa0c0
children 4aead6a9b7a9
line wrap: on
line source

/* vi:set ts=8 sts=4 sw=4:
 *
 * VIM - Vi IMproved	by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 * See README.txt for an overview of the Vim source code.
 */

/*
 * message_test.c: Unittests for message.c
 */

#undef NDEBUG
#include <assert.h>

/* Must include main.c because it contains much more than just main() */
#define NO_VIM_MAIN
#include "main.c"

/* This file has to be included because some of the tested functions are
 * static. */
#include "message.c"

/*
 * Test trunc_string().
 */
    static void
test_trunc_string(void)
{
    char_u  *buf; /*allocated every time to find uninit errors */
    char_u  *s;

    /* in place */
    buf = alloc(40);
    STRCPY(buf, "text");
    trunc_string(buf, buf, 20, 40);
    assert(STRCMP(buf, "text") == 0);
    vim_free(buf);

    buf = alloc(40);
    STRCPY(buf, "a short text");
    trunc_string(buf, buf, 20, 40);
    assert(STRCMP(buf, "a short text") == 0);
    vim_free(buf);

    buf = alloc(40);
    STRCPY(buf, "a text tha just fits");
    trunc_string(buf, buf, 20, 40);
    assert(STRCMP(buf, "a text tha just fits") == 0);
    vim_free(buf);

    buf = alloc(40);
    STRCPY(buf, "a text that nott fits");
    trunc_string(buf, buf, 20, 40);
    assert(STRCMP(buf, "a text t...nott fits") == 0);
    vim_free(buf);

    /* copy from string to buf */
    buf = alloc(40);
    s = vim_strsave((char_u *)"text");
    trunc_string(s, buf, 20, 40);
    assert(STRCMP(buf, "text") == 0);
    vim_free(buf);
    vim_free(s);

    buf = alloc(40);
    s = vim_strsave((char_u *)"a text that fits");
    trunc_string(s, buf, 34, 40);
    assert(STRCMP(buf, "a text that fits") == 0);
    vim_free(buf);
    vim_free(s);

    buf = alloc(40);
    s = vim_strsave((char_u *)"a short text");
    trunc_string(s, buf, 20, 40);
    assert(STRCMP(buf, "a short text") == 0);
    vim_free(buf);
    vim_free(s);

    buf = alloc(40);
    s = vim_strsave((char_u *)"a text tha just fits");
    trunc_string(s, buf, 20, 40);
    assert(STRCMP(buf, "a text tha just fits") == 0);
    vim_free(buf);
    vim_free(s);

    buf = alloc(40);
    s = vim_strsave((char_u *)"a text that nott fits");
    trunc_string(s, buf, 20, 40);
    assert(STRCMP(buf, "a text t...nott fits") == 0);
    vim_free(buf);
    vim_free(s);
}

    int
main(int argc, char **argv)
{
    mparm_T params;

    vim_memset(&params, 0, sizeof(params));
    params.argc = argc;
    params.argv = argv;
    common_init(&params);
    init_chartab();

    test_trunc_string();
    return 0;
}