src/test/test-terminal-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <stdbool.h>
   4 #include <stdio.h>
   5
   6 #include "alloc-util.h"
   7 #include "fd-util.h"
   8 #include "macro.h"
   9 #include "strv.h"
  10 #include "terminal-util.h"
  11 #include "tests.h"
  12 #include "tmpfile-util.h"
  13 #include "util.h"
  14
  15 static void test_default_term_for_tty(void) {
  16         puts(default_term_for_tty("/dev/tty23"));
  17         puts(default_term_for_tty("/dev/ttyS23"));
  18         puts(default_term_for_tty("/dev/tty0"));
  19         puts(default_term_for_tty("/dev/pty0"));
  20         puts(default_term_for_tty("/dev/pts/0"));
  21         puts(default_term_for_tty("/dev/console"));
  22         puts(default_term_for_tty("tty23"));
  23         puts(default_term_for_tty("ttyS23"));
  24         puts(default_term_for_tty("tty0"));
  25         puts(default_term_for_tty("pty0"));
  26         puts(default_term_for_tty("pts/0"));
  27         puts(default_term_for_tty("console"));
  28 }
  29
  30 static void test_read_one_char(void) {
  31         _cleanup_fclose_ FILE *file = NULL;
  32         char r;
  33         bool need_nl;
  34         char name[] = "/tmp/test-read_one_char.XXXXXX";
  35
  36         assert(fmkostemp_safe(name, "r+", &file) == 0);
  37
  38         assert_se(fputs("c\n", file) >= 0);
  39         rewind(file);
  40         assert_se(read_one_char(file, &r, 1000000, &need_nl) >= 0);
  41         assert_se(!need_nl);
  42         assert_se(r == 'c');
  43         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  44
  45         rewind(file);
  46         assert_se(fputs("foobar\n", file) >= 0);
  47         rewind(file);
  48         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  49
  50         rewind(file);
  51         assert_se(fputs("\n", file) >= 0);
  52         rewind(file);
  53         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  54
  55         unlink(name);
  56 }
  57
  58 int main(int argc, char *argv[]) {
  59         test_setup_logging(LOG_INFO);
  60
  61         test_default_term_for_tty();
  62         test_read_one_char();
  63
  64         return 0;
  65 }