src/test/test-terminal-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   This file is part of systemd.
   4
   5   Copyright 2010 Lennart Poettering
   6   Copyright 2013 Thomas H.P. Andersen
   7 ***/
   8
   9 #include <stdbool.h>
  10 #include <stdio.h>
  11
  12 #include "alloc-util.h"
  13 #include "fd-util.h"
  14 #include "fileio.h"
  15 #include "log.h"
  16 #include "macro.h"
  17 #include "strv.h"
  18 #include "terminal-util.h"
  19 #include "util.h"
  20
  21 static void test_default_term_for_tty(void) {
  22         puts(default_term_for_tty("/dev/tty23"));
  23         puts(default_term_for_tty("/dev/ttyS23"));
  24         puts(default_term_for_tty("/dev/tty0"));
  25         puts(default_term_for_tty("/dev/pty0"));
  26         puts(default_term_for_tty("/dev/pts/0"));
  27         puts(default_term_for_tty("/dev/console"));
  28         puts(default_term_for_tty("tty23"));
  29         puts(default_term_for_tty("ttyS23"));
  30         puts(default_term_for_tty("tty0"));
  31         puts(default_term_for_tty("pty0"));
  32         puts(default_term_for_tty("pts/0"));
  33         puts(default_term_for_tty("console"));
  34 }
  35
  36 static void test_read_one_char(void) {
  37         _cleanup_fclose_ FILE *file = NULL;
  38         char r;
  39         bool need_nl;
  40         char name[] = "/tmp/test-read_one_char.XXXXXX";
  41         int fd;
  42
  43         fd = mkostemp_safe(name);
  44         assert_se(fd >= 0);
  45         file = fdopen(fd, "r+");
  46         assert_se(file);
  47         assert_se(fputs("c\n", file) >= 0);
  48         rewind(file);
  49
  50         assert_se(read_one_char(file, &r, 1000000, &need_nl) >= 0);
  51         assert_se(!need_nl);
  52         assert_se(r == 'c');
  53         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  54
  55         rewind(file);
  56         assert_se(fputs("foobar\n", file) >= 0);
  57         rewind(file);
  58         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  59
  60         rewind(file);
  61         assert_se(fputs("\n", file) >= 0);
  62         rewind(file);
  63         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  64
  65         unlink(name);
  66 }
  67
  68 static void test_terminal_urlify(void) {
  69         _cleanup_free_ char *formatted = NULL;
  70
  71         assert_se(terminal_urlify("https://www.freedesktop.org/wiki/Software/systemd/", "systemd homepage", &formatted) >= 0);
  72         printf("Hey, considere visiting the %s right now! It is very good!\n", formatted);
  73
  74         formatted = mfree(formatted);
  75
  76         assert_se(terminal_urlify_path("/etc/fstab", "this link to your /etc/fstab", &formatted) >= 0);
  77         printf("Or click on %s to have a look at it!\n", formatted);
  78 }
  79
  80 static void test_cat_files(void) {
  81         assert_se(cat_files("/no/such/file", NULL, 0) == -ENOENT);
  82         assert_se(cat_files("/no/such/file", NULL, CAT_FLAGS_MAIN_FILE_OPTIONAL) == 0);
  83
  84         if (access("/etc/fstab", R_OK) >= 0)
  85                 assert_se(cat_files("/etc/fstab", STRV_MAKE("/etc/fstab", "/etc/fstab"), 0) == 0);
  86 }
  87
  88 int main(int argc, char *argv[]) {
  89         log_parse_environment();
  90         log_open();
  91
  92         test_default_term_for_tty();
  93         test_read_one_char();
  94         test_terminal_urlify();
  95         test_cat_files();
  96
  97         return 0;
  98 }