t/t4019-diff-wserror.sh

   1 #!/bin/sh
   2
   3 test_description='diff whitespace error detection'
   4
   5 . ./test-lib.sh
   6
   7 test_expect_success setup '
   8
   9         git config diff.color.whitespace "blue reverse" &&
  10         >F &&
  11         git add F &&
  12         echo "         Eight SP indent" >>F &&
  13         echo "  HT and SP indent" >>F &&
  14         echo "With trailing SP " >>F &&
  15         echo "Carriage ReturnQ" | tr Q "\015" >>F &&
  16         echo "No problem" >>F
  17
  18 '
  19
  20 blue_grep='7;34m' ;# ESC [ 7 ; 3 4 m
  21
  22 test_expect_success default '
  23
  24         git diff --color >output
  25         grep "$blue_grep" output >error
  26         grep -v "$blue_grep" output >normal
  27
  28         grep Eight normal >/dev/null &&
  29         grep HT error >/dev/null &&
  30         grep With error >/dev/null &&
  31         grep Return error >/dev/null &&
  32         grep No normal >/dev/null
  33
  34 '
  35
  36 test_expect_success 'without -trail' '
  37
  38         git config core.whitespace -trail
  39         git diff --color >output
  40         grep "$blue_grep" output >error
  41         grep -v "$blue_grep" output >normal
  42
  43         grep Eight normal >/dev/null &&
  44         grep HT error >/dev/null &&
  45         grep With normal >/dev/null &&
  46         grep Return normal >/dev/null &&
  47         grep No normal >/dev/null
  48
  49 '
  50
  51 test_expect_success 'without -trail (attribute)' '
  52
  53         git config --unset core.whitespace
  54         echo "F whitespace=-trail" >.gitattributes
  55         git diff --color >output
  56         grep "$blue_grep" output >error
  57         grep -v "$blue_grep" output >normal
  58
  59         grep Eight normal >/dev/null &&
  60         grep HT error >/dev/null &&
  61         grep With normal >/dev/null &&
  62         grep Return normal >/dev/null &&
  63         grep No normal >/dev/null
  64
  65 '
  66
  67 test_expect_success 'without -space' '
  68
  69         rm -f .gitattributes
  70         git config core.whitespace -space
  71         git diff --color >output
  72         grep "$blue_grep" output >error
  73         grep -v "$blue_grep" output >normal
  74
  75         grep Eight normal >/dev/null &&
  76         grep HT normal >/dev/null &&
  77         grep With error >/dev/null &&
  78         grep Return error >/dev/null &&
  79         grep No normal >/dev/null
  80
  81 '
  82
  83 test_expect_success 'without -space (attribute)' '
  84
  85         git config --unset core.whitespace
  86         echo "F whitespace=-space" >.gitattributes
  87         git diff --color >output
  88         grep "$blue_grep" output >error
  89         grep -v "$blue_grep" output >normal
  90
  91         grep Eight normal >/dev/null &&
  92         grep HT normal >/dev/null &&
  93         grep With error >/dev/null &&
  94         grep Return error >/dev/null &&
  95         grep No normal >/dev/null
  96
  97 '
  98
  99 test_expect_success 'with indent-non-tab only' '
 100
 101         rm -f .gitattributes
 102         git config core.whitespace indent,-trailing,-space
 103         git diff --color >output
 104         grep "$blue_grep" output >error
 105         grep -v "$blue_grep" output >normal
 106
 107         grep Eight error >/dev/null &&
 108         grep HT normal >/dev/null &&
 109         grep With normal >/dev/null &&
 110         grep Return normal >/dev/null &&
 111         grep No normal >/dev/null
 112
 113 '
 114
 115 test_expect_success 'with indent-non-tab only (attribute)' '
 116
 117         git config --unset core.whitespace
 118         echo "F whitespace=indent,-trailing,-space" >.gitattributes
 119         git diff --color >output
 120         grep "$blue_grep" output >error
 121         grep -v "$blue_grep" output >normal
 122
 123         grep Eight error >/dev/null &&
 124         grep HT normal >/dev/null &&
 125         grep With normal >/dev/null &&
 126         grep Return normal >/dev/null &&
 127         grep No normal >/dev/null
 128
 129 '
 130
 131 test_expect_success 'with cr-at-eol' '
 132
 133         rm -f .gitattributes
 134         git config core.whitespace cr-at-eol
 135         git diff --color >output
 136         grep "$blue_grep" output >error
 137         grep -v "$blue_grep" output >normal
 138
 139         grep Eight normal >/dev/null &&
 140         grep HT error >/dev/null &&
 141         grep With error >/dev/null &&
 142         grep Return normal >/dev/null &&
 143         grep No normal >/dev/null
 144
 145 '
 146
 147 test_expect_success 'with cr-at-eol (attribute)' '
 148
 149         git config --unset core.whitespace
 150         echo "F whitespace=trailing,cr-at-eol" >.gitattributes
 151         git diff --color >output
 152         grep "$blue_grep" output >error
 153         grep -v "$blue_grep" output >normal
 154
 155         grep Eight normal >/dev/null &&
 156         grep HT error >/dev/null &&
 157         grep With error >/dev/null &&
 158         grep Return normal >/dev/null &&
 159         grep No normal >/dev/null
 160
 161 '
 162
 163 test_done