129 lines
4.0 KiB
C
129 lines
4.0 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright (C) 2014 David Herrmann <dh.herrmann@gmail.com>
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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/*
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* Test Unifont Helper
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* This tries opening the binary unifont glyph-array and renders some glyphs.
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* The glyphs are then compared to hard-coded glyphs.
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*/
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "macro.h"
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#include "unifont-def.h"
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#include "unifont-internal.h"
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#include "util.h"
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static void render(char *w, const unifont_glyph *g) {
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unsigned int i, j;
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const uint8_t *d = g->data;
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for (j = 0; j < 16; ++j) {
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for (i = 0; i < 8 * g->cwidth; ++i) {
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if (d[i / 8] & (1 << (7 - i % 8)))
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*w++ = '#';
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else
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*w++ = ' ';
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}
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*w++ = '\n';
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d += g->stride;
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}
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*w++ = 0;
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}
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static void test_unifont(void) {
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char buf[4096];
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unifont_glyph g;
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unifont *u;
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assert_se(unifont_new(&u) >= 0);
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/* lookup invalid font */
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assert_se(unifont_lookup(u, &g, 0xffffffffU) < 0);
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/* lookup and render 'A' */
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assert_se(unifont_lookup(u, &g, 'A') >= 0);
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assert_se(g.width == 8);
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assert_se(g.height == 16);
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assert_se(g.stride >= 1);
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assert_se(g.cwidth == 1);
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assert_se(g.data != NULL);
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render(buf, &g);
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assert_se(!strcmp(buf,
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" \n"
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" \n"
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" \n"
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" \n"
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" ## \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" ###### \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" \n"
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" \n"
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));
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/* lookup and render '什' */
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assert_se(unifont_lookup(u, &g, 0x4ec0) >= 0);
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assert_se(g.width == 16);
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assert_se(g.height == 16);
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assert_se(g.stride >= 2);
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assert_se(g.cwidth == 2);
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assert_se(g.data != NULL);
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render(buf, &g);
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assert_se(!strcmp(buf,
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" ## # \n"
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" ## ########## \n"
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" # # # \n"
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"# # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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" # # \n"
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));
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unifont_unref(u);
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}
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int main(int argc, char **argv) {
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if (access(UNIFONT_PATH, F_OK))
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return 77;
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test_unifont();
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return 0;
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}
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