src/test/test-terminal-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include <fcntl.h>
   4 #include <stdbool.h>
   5 #include <stdio.h>
   6 #include <unistd.h>
   7
   8 #include "alloc-util.h"
   9 #include "fd-util.h"
  10 #include "macro.h"
  11 #include "path-util.h"
  12 #include "strv.h"
  13 #include "terminal-util.h"
  14 #include "tests.h"
  15 #include "tmpfile-util.h"
  16 #include "util.h"
  17
  18 #define LOREM_IPSUM "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor " \
  19         "incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation " \
  20         "ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit " \
  21         "in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat " \
  22         "non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
  23
  24 static void test_default_term_for_tty(void) {
  25         log_info("/* %s */", __func__);
  26
  27         puts(default_term_for_tty("/dev/tty23"));
  28         puts(default_term_for_tty("/dev/ttyS23"));
  29         puts(default_term_for_tty("/dev/tty0"));
  30         puts(default_term_for_tty("/dev/pty0"));
  31         puts(default_term_for_tty("/dev/pts/0"));
  32         puts(default_term_for_tty("/dev/console"));
  33         puts(default_term_for_tty("tty23"));
  34         puts(default_term_for_tty("ttyS23"));
  35         puts(default_term_for_tty("tty0"));
  36         puts(default_term_for_tty("pty0"));
  37         puts(default_term_for_tty("pts/0"));
  38         puts(default_term_for_tty("console"));
  39 }
  40
  41 static void test_read_one_char(void) {
  42         _cleanup_fclose_ FILE *file = NULL;
  43         char r;
  44         bool need_nl;
  45         char name[] = "/tmp/test-read_one_char.XXXXXX";
  46
  47         log_info("/* %s */", __func__);
  48
  49         assert_se(fmkostemp_safe(name, "r+", &file) == 0);
  50
  51         assert_se(fputs("c\n", file) >= 0);
  52         rewind(file);
  53         assert_se(read_one_char(file, &r, 1000000, &need_nl) >= 0);
  54         assert_se(!need_nl);
  55         assert_se(r == 'c');
  56         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  57
  58         rewind(file);
  59         assert_se(fputs("foobar\n", file) >= 0);
  60         rewind(file);
  61         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  62
  63         rewind(file);
  64         assert_se(fputs("\n", file) >= 0);
  65         rewind(file);
  66         assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
  67
  68         assert_se(unlink(name) >= 0);
  69 }
  70
  71 static void test_getttyname_malloc(void) {
  72         _cleanup_free_ char *ttyname = NULL;
  73         _cleanup_close_ int master = -1;
  74
  75         log_info("/* %s */", __func__);
  76
  77         assert_se((master = posix_openpt(O_RDWR|O_NOCTTY)) >= 0);
  78         assert_se(getttyname_malloc(master, &ttyname) >= 0);
  79         log_info("ttyname = %s", ttyname);
  80
  81         assert_se(PATH_IN_SET(ttyname, "ptmx", "pts/ptmx"));
  82 }
  83
  84 typedef struct {
  85         const char *name;
  86         const char* (*func)(void);
  87 } Color;
  88
  89 static const Color colors[] = {
  90         { "normal", ansi_normal },
  91         { "highlight", ansi_highlight },
  92         { "black", ansi_black },
  93         { "red", ansi_red },
  94         { "green", ansi_green },
  95         { "yellow", ansi_yellow },
  96         { "blue", ansi_blue },
  97         { "magenta", ansi_magenta },
  98         { "cyan", ansi_cyan },
  99         { "white", ansi_white },
 100         { "grey", ansi_grey },
 101
 102         { "bright-black", ansi_bright_black },
 103         { "bright-red", ansi_bright_red },
 104         { "bright-green", ansi_bright_green },
 105         { "bright-yellow", ansi_bright_yellow },
 106         { "bright-blue", ansi_bright_blue },
 107         { "bright-magenta", ansi_bright_magenta },
 108         { "bright-cyan", ansi_bright_cyan },
 109         { "bright-white", ansi_bright_white },
 110
 111         { "highlight-black", ansi_highlight_black },
 112         { "highlight-red", ansi_highlight_red },
 113         { "highlight-green", ansi_highlight_green },
 114         { "highlight-yellow (original)", _ansi_highlight_yellow },
 115         { "highlight-yellow (replacement)", ansi_highlight_yellow },
 116         { "highlight-blue", ansi_highlight_blue },
 117         { "highlight-magenta", ansi_highlight_magenta },
 118         { "highlight-cyan", ansi_highlight_cyan },
 119         { "highlight-white", ansi_highlight_white },
 120         { "highlight-grey", ansi_highlight_grey },
 121
 122         { "underline", ansi_underline },
 123         { "highlight-underline", ansi_highlight_underline },
 124         { "highlight-red-underline", ansi_highlight_red_underline },
 125         { "highlight-green-underline", ansi_highlight_green_underline },
 126         { "highlight-yellow-underline", ansi_highlight_yellow_underline },
 127         { "highlight-blue-underline", ansi_highlight_blue_underline },
 128         { "highlight-magenta-underline", ansi_highlight_magenta_underline },
 129         { "highlight-grey-underline", ansi_highlight_grey_underline },
 130 };
 131
 132 static void test_colors(void) {
 133         log_info("/* %s */", __func__);
 134
 135         for (size_t i = 0; i < ELEMENTSOF(colors); i++)
 136                 printf("<%s%s%s>\n", colors[i].func(), colors[i].name, ansi_normal());
 137 }
 138
 139 static void test_text(void) {
 140         log_info("/* %s */", __func__);
 141
 142         for (size_t i = 0; !streq(colors[i].name, "underline"); i++) {
 143                 bool blwh = strstr(colors[i].name, "black")
 144                         || strstr(colors[i].name, "white");
 145
 146                 printf("\n"
 147                        "Testing color %s%s\n%s%s%s\n",
 148                        colors[i].name,
 149                        blwh ? "" : ", this text should be readable",
 150                        colors[i].func(),
 151                        LOREM_IPSUM,
 152                        ansi_normal());
 153         }
 154 }
 155
 156 int main(int argc, char *argv[]) {
 157         test_setup_logging(LOG_INFO);
 158
 159         test_default_term_for_tty();
 160         test_read_one_char();
 161         test_getttyname_malloc();
 162         test_colors();
 163         test_text();
 164
 165         return 0;
 166 }