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 . ./test-lib.sh
   8
   9 ESC=$(printf '\033')
  10 color()
  11 {
  12         actual=$(git config --get-color no.such.slot "$1") &&
  13         test "$actual" = "${2:+$ESC}$2"
  14 }
  15
  16 invalid_color()
  17 {
  18         test_must_fail git config --get-color no.such.slot "$1"
  19 }
  20
  21 test_expect_success 'reset' '
  22         color "reset" "[m"
  23 '
  24
  25 test_expect_success 'empty color is empty' '
  26         color "" ""
  27 '
  28
  29 test_expect_success 'attribute before color name' '
  30         color "bold red" "[1;31m"
  31 '
  32
  33 test_expect_success 'color name before attribute' '
  34         color "red bold" "[1;31m"
  35 '
  36
  37 test_expect_success 'attr fg bg' '
  38         color "ul blue red" "[4;34;41m"
  39 '
  40
  41 test_expect_success 'fg attr bg' '
  42         color "blue ul red" "[4;34;41m"
  43 '
  44
  45 test_expect_success 'fg bg attr' '
  46         color "blue red ul" "[4;34;41m"
  47 '
  48
  49 test_expect_success 'fg bg attr...' '
  50         color "blue bold dim ul blink reverse" "[1;2;4;5;7;34m"
  51 '
  52
  53 # note that nobold and nodim are the same code (22)
  54 test_expect_success 'attr negation' '
  55         color "nobold nodim noul noblink noreverse" "[22;24;25;27m"
  56 '
  57
  58 test_expect_success '"no-" variant of negation' '
  59         color "no-bold no-blink" "[22;25m"
  60 '
  61
  62 test_expect_success 'long color specification' '
  63         color "254 255 bold dim ul blink reverse" "[1;2;4;5;7;38;5;254;48;5;255m"
  64 '
  65
  66 test_expect_success 'absurdly long color specification' '
  67         color \
  68           "#ffffff #ffffff bold nobold dim nodim italic noitalic
  69            ul noul blink noblink reverse noreverse strike nostrike" \
  70           "[1;2;3;4;5;7;9;22;23;24;25;27;29;38;2;255;255;255;48;2;255;255;255m"
  71 '
  72
  73 test_expect_success '0-7 are aliases for basic ANSI color names' '
  74         color "0 7" "[30;47m"
  75 '
  76
  77 test_expect_success '256 colors' '
  78         color "254 bold 255" "[1;38;5;254;48;5;255m"
  79 '
  80
  81 test_expect_success '24-bit colors' '
  82         color "#ff00ff black" "[38;2;255;0;255;40m"
  83 '
  84
  85 test_expect_success '"normal" yields no color at all"' '
  86         color "normal black" "[40m"
  87 '
  88
  89 test_expect_success '-1 is a synonym for "normal"' '
  90         color "-1 black" "[40m"
  91 '
  92
  93 test_expect_success 'color too small' '
  94         invalid_color "-2"
  95 '
  96
  97 test_expect_success 'color too big' '
  98         invalid_color "256"
  99 '
 100
 101 test_expect_success 'extra character after color number' '
 102         invalid_color "3X"
 103 '
 104
 105 test_expect_success 'extra character after color name' '
 106         invalid_color "redX"
 107 '
 108
 109 test_expect_success 'extra character after attribute' '
 110         invalid_color "dimX"
 111 '
 112
 113 test_expect_success 'unknown color slots are ignored (diff)' '
 114         git config color.diff.nosuchslotwilleverbedefined white &&
 115         git diff --color
 116 '
 117
 118 test_expect_success 'unknown color slots are ignored (branch)' '
 119         git config color.branch.nosuchslotwilleverbedefined white &&
 120         git branch -a
 121 '
 122
 123 test_expect_success 'unknown color slots are ignored (status)' '
 124         git config color.status.nosuchslotwilleverbedefined white &&
 125         { git status; ret=$?; } &&
 126         case $ret in 0|1) : ok ;; *) false ;; esac
 127 '
 128
 129 test_done