t/t4026-color.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2008 Timo Hirvonen
   4 #
   5
   6 test_description='Test diff/status color escape codes'
   7
   8 TEST_PASSES_SANITIZE_LEAK=true
   9 . ./test-lib.sh
  10
  11 ESC=$(printf '\033')
  12 color()
  13 {
  14         actual=$(git config --get-color no.such.slot "$1") &&
  15         test "$actual" = "${2:+$ESC}$2"
  16 }
  17
  18 invalid_color()
  19 {
  20         test_must_fail git config --get-color no.such.slot "$1"
  21 }
  22
  23 test_expect_success 'reset' '
  24         color "reset" "[m"
  25 '
  26
  27 test_expect_success 'empty color is empty' '
  28         color "" ""
  29 '
  30
  31 test_expect_success 'attribute before color name' '
  32         color "bold red" "[1;31m"
  33 '
  34
  35 test_expect_success 'aixterm bright fg color' '
  36         color "brightred" "[91m"
  37 '
  38
  39 test_expect_success 'aixterm bright bg color' '
  40         color "green brightblue" "[32;104m"
  41 '
  42
  43 test_expect_success 'color name before attribute' '
  44         color "red bold" "[1;31m"
  45 '
  46
  47 test_expect_success 'attr fg bg' '
  48         color "ul blue red" "[4;34;41m"
  49 '
  50
  51 test_expect_success 'fg attr bg' '
  52         color "blue ul red" "[4;34;41m"
  53 '
  54
  55 test_expect_success 'fg bg attr' '
  56         color "blue red ul" "[4;34;41m"
  57 '
  58
  59 test_expect_success 'fg bg attr...' '
  60         color "blue bold dim ul blink reverse" "[1;2;4;5;7;34m"
  61 '
  62
  63 test_expect_success 'reset fg bg attr...' '
  64         color "reset blue bold dim ul blink reverse" "[;1;2;4;5;7;34m"
  65 '
  66
  67 # note that nobold and nodim are the same code (22)
  68 test_expect_success 'attr negation' '
  69         color "nobold nodim noul noblink noreverse" "[22;24;25;27m"
  70 '
  71
  72 test_expect_success '"no-" variant of negation' '
  73         color "no-bold no-blink" "[22;25m"
  74 '
  75
  76 test_expect_success 'long color specification' '
  77         color "254 255 bold dim ul blink reverse" "[1;2;4;5;7;38;5;254;48;5;255m"
  78 '
  79
  80 test_expect_success 'absurdly long color specification' '
  81         color \
  82           "#ffffff #ffffff bold nobold dim nodim italic noitalic
  83            ul noul blink noblink reverse noreverse strike nostrike" \
  84           "[1;2;3;4;5;7;9;22;23;24;25;27;29;38;2;255;255;255;48;2;255;255;255m"
  85 '
  86
  87 test_expect_success '0-7 are aliases for basic ANSI color names' '
  88         color "0 7" "[30;47m"
  89 '
  90
  91 test_expect_success '8-15 are aliases for aixterm color names' '
  92         color "12 13" "[94;105m"
  93 '
  94
  95 test_expect_success '256 colors' '
  96         color "254 bold 255" "[1;38;5;254;48;5;255m"
  97 '
  98
  99 test_expect_success 'RGB colors' '
 100         color "#ff00ff #0f0" "[38;2;255;0;255;48;2;0;255;0m"
 101 '
 102
 103 test_expect_success '"default" foreground' '
 104         color "default" "[39m"
 105 '
 106
 107 test_expect_success '"normal default" to clear background' '
 108         color "normal default" "[49m"
 109 '
 110
 111 test_expect_success '"default" can be combined with attributes' '
 112         color "default default no-reverse bold" "[1;27;39;49m"
 113 '
 114
 115 test_expect_success '"normal" yields no color at all' '
 116         color "normal black" "[40m"
 117 '
 118
 119 test_expect_success '-1 is a synonym for "normal"' '
 120         color "-1 black" "[40m"
 121 '
 122
 123 test_expect_success 'color too small' '
 124         invalid_color "-2"
 125 '
 126
 127 test_expect_success 'color too big' '
 128         invalid_color "256"
 129 '
 130
 131 test_expect_success 'extra character after color number' '
 132         invalid_color "3X"
 133 '
 134
 135 test_expect_success 'extra character after color name' '
 136         invalid_color "redX"
 137 '
 138
 139 test_expect_success 'extra character after attribute' '
 140         invalid_color "dimX"
 141 '
 142
 143 test_expect_success 'non-hex character in RGB color' '
 144         invalid_color "#x23456" &&
 145         invalid_color "#1x3456" &&
 146         invalid_color "#12x456" &&
 147         invalid_color "#123x56" &&
 148         invalid_color "#1234x6" &&
 149         invalid_color "#12345x" &&
 150         invalid_color "#x23" &&
 151         invalid_color "#1x3" &&
 152         invalid_color "#12x"
 153 '
 154
 155 test_expect_success 'wrong number of letters in RGB color' '
 156         invalid_color "#1" &&
 157         invalid_color "#23" &&
 158         invalid_color "#789a" &&
 159         invalid_color "#bcdef" &&
 160         invalid_color "#1234567"
 161 '
 162
 163 test_expect_success 'unknown color slots are ignored (diff)' '
 164         git config color.diff.nosuchslotwilleverbedefined white &&
 165         git diff --color
 166 '
 167
 168 test_expect_success 'unknown color slots are ignored (branch)' '
 169         git config color.branch.nosuchslotwilleverbedefined white &&
 170         git branch -a
 171 '
 172
 173 test_expect_success 'unknown color slots are ignored (status)' '
 174         git config color.status.nosuchslotwilleverbedefined white &&
 175         { git status; ret=$?; } &&
 176         case $ret in 0|1) : ok ;; *) false ;; esac
 177 '
 178
 179 test_done