gdb/unittests/style-selftests.c

   1 /* Self tests for ui_file_style
   2
   3    Copyright (C) 2018-2021 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "defs.h"
  21 #include "gdbsupport/selftest.h"
  22 #include "ui-style.h"
  23
  24 namespace selftests {
  25 namespace style {
  26
  27 #define CHECK_RGB(R, G, B) \
  28   SELF_CHECK (rgb[0] == (R) && rgb[1] == (G) && rgb[2] == (B))
  29
  30 static void
  31 run_tests ()
  32 {
  33   ui_file_style style;
  34   size_t n_read;
  35   uint8_t rgb[3];
  36
  37   SELF_CHECK (style.parse ("\033[m", &n_read));
  38   SELF_CHECK (n_read == 3);
  39   SELF_CHECK (style.get_foreground ().is_none ());
  40   SELF_CHECK (style.get_background ().is_none ());
  41   SELF_CHECK (style.get_intensity () == ui_file_style::NORMAL);
  42   SELF_CHECK (!style.is_reverse ());
  43   SELF_CHECK (style.to_ansi () == "\033[m");
  44
  45   style = ui_file_style ();
  46   SELF_CHECK (style.parse ("\033[0m", &n_read));
  47   SELF_CHECK (n_read == 4);
  48   SELF_CHECK (style.get_foreground ().is_none ());
  49   SELF_CHECK (style.get_background ().is_none ());
  50   SELF_CHECK (style.get_intensity () == ui_file_style::NORMAL);
  51   SELF_CHECK (!style.is_reverse ());
  52   /* This particular case does not round-trip identically, but the
  53      difference is unimportant.  */
  54   SELF_CHECK (style.to_ansi () == "\033[m");
  55
  56   SELF_CHECK (style.parse ("\033[7m", &n_read));
  57   SELF_CHECK (n_read == 4);
  58   SELF_CHECK (style.get_foreground ().is_none ());
  59   SELF_CHECK (style.get_background ().is_none ());
  60   SELF_CHECK (style.get_intensity () == ui_file_style::NORMAL);
  61   SELF_CHECK (style.is_reverse ());
  62   SELF_CHECK (style.to_ansi () == "\033[7m");
  63
  64   style = ui_file_style ();
  65   SELF_CHECK (style.parse ("\033[32;1m", &n_read));
  66   SELF_CHECK (n_read == 7);
  67   SELF_CHECK (style.get_foreground ().is_basic ());
  68   SELF_CHECK (style.get_foreground ().get_value () == ui_file_style::GREEN);
  69   SELF_CHECK (style.get_background ().is_none ());
  70   SELF_CHECK (style.get_intensity () == ui_file_style::BOLD);
  71   SELF_CHECK (!style.is_reverse ());
  72   SELF_CHECK (style.to_ansi () == "\033[32;1m");
  73
  74   style = ui_file_style ();
  75   SELF_CHECK (style.parse ("\033[38;5;112;48;5;249m", &n_read));
  76   SELF_CHECK (n_read == 20);
  77   SELF_CHECK (!style.get_foreground ().is_basic ());
  78   style.get_foreground ().get_rgb (rgb);
  79   CHECK_RGB (0x87, 0xd7, 0);
  80   SELF_CHECK (!style.get_background ().is_basic ());
  81   style.get_background ().get_rgb (rgb);
  82   CHECK_RGB (0xb2, 0xb2, 0xb2);
  83   SELF_CHECK (style.get_intensity () == ui_file_style::NORMAL);
  84   SELF_CHECK (!style.is_reverse ());
  85   SELF_CHECK (style.to_ansi () == "\033[38;5;112;48;5;249m");
  86
  87   style = ui_file_style ();
  88   SELF_CHECK (style.parse ("\033[38;2;83;84;85;48;2;0;1;254;2;7m", &n_read));
  89   SELF_CHECK (n_read == 33);
  90   SELF_CHECK (!style.get_foreground ().is_basic ());
  91   style.get_foreground ().get_rgb (rgb);
  92   CHECK_RGB (83, 84, 85);
  93   SELF_CHECK (!style.get_background ().is_basic ());
  94   style.get_background ().get_rgb (rgb);
  95   CHECK_RGB (0, 1, 254);
  96   SELF_CHECK (style.get_intensity () == ui_file_style::DIM);
  97   SELF_CHECK (style.is_reverse ());
  98   SELF_CHECK (style.to_ansi () == "\033[38;2;83;84;85;48;2;0;1;254;2;7m");
  99 }
 100
 101 } /* namespace style */
 102 } /* namespace selftests */
 103
 104 void _initialize_style_selftest ();
 105 void
 106 _initialize_style_selftest ()
 107 {
 108   selftests::register_test ("style",
 109                             selftests::style::run_tests);
 110 }