t/t1509-root-work-tree.sh

   1 #!/bin/sh
   2
   3 test_description='Test Git when git repository is located at root
   4
   5 This test requires write access in root. Do not bother if you do not
   6 have a throwaway chroot or VM.
   7
   8 Script t1509/prepare-chroot.sh may help you setup chroot, then you
   9 can chroot in and execute this test from there.
  10 '
  11
  12 . ./test-lib.sh
  13
  14 test_cmp_val() {
  15         echo "$1" > expected
  16         echo "$2" > result
  17         test_cmp expected result
  18 }
  19
  20 test_vars() {
  21         test_expect_success "$1: gitdir" '
  22                 test_cmp_val "'"$2"'" "$(git rev-parse --git-dir)"
  23         '
  24
  25         test_expect_success "$1: worktree" '
  26                 test_cmp_val "'"$3"'" "$(git rev-parse --show-toplevel)"
  27         '
  28
  29         test_expect_success "$1: prefix" '
  30                 test_cmp_val "'"$4"'" "$(git rev-parse --show-prefix)"
  31         '
  32 }
  33
  34 test_foobar_root() {
  35         test_expect_success 'add relative' '
  36                 test -z "$(cd / && git ls-files)" &&
  37                 git add foo/foome &&
  38                 git add foo/bar/barme &&
  39                 git add me &&
  40                 ( cd / && git ls-files --stage ) > result &&
  41                 test_cmp /ls.expected result &&
  42                 rm "$(git rev-parse --git-dir)/index"
  43         '
  44
  45         test_expect_success 'add absolute' '
  46                 test -z "$(cd / && git ls-files)" &&
  47                 git add /foo/foome &&
  48                 git add /foo/bar/barme &&
  49                 git add /me &&
  50                 ( cd / && git ls-files --stage ) > result &&
  51                 test_cmp /ls.expected result &&
  52                 rm "$(git rev-parse --git-dir)/index"
  53         '
  54
  55 }
  56
  57 test_foobar_foo() {
  58         test_expect_success 'add relative' '
  59                 test -z "$(cd / && git ls-files)" &&
  60                 git add foome &&
  61                 git add bar/barme &&
  62                 git add ../me &&
  63                 ( cd / && git ls-files --stage ) > result &&
  64                 test_cmp /ls.expected result &&
  65                 rm "$(git rev-parse --git-dir)/index"
  66         '
  67
  68         test_expect_success 'add absolute' '
  69                 test -z "$(cd / && git ls-files)" &&
  70                 git add /foo/foome &&
  71                 git add /foo/bar/barme &&
  72                 git add /me &&
  73                 ( cd / && git ls-files --stage ) > result &&
  74                 test_cmp /ls.expected result &&
  75                 rm "$(git rev-parse --git-dir)/index"
  76         '
  77 }
  78
  79 test_foobar_foobar() {
  80         test_expect_success 'add relative' '
  81                 test -z "$(cd / && git ls-files)" &&
  82                 git add ../foome &&
  83                 git add barme &&
  84                 git add ../../me &&
  85                 ( cd / && git ls-files --stage ) > result &&
  86                 test_cmp /ls.expected result &&
  87                 rm "$(git rev-parse --git-dir)/index"
  88         '
  89
  90         test_expect_success 'add absolute' '
  91                 test -z "$(cd / && git ls-files)" &&
  92                 git add /foo/foome &&
  93                 git add /foo/bar/barme &&
  94                 git add /me &&
  95                 ( cd / && git ls-files --stage ) > result &&
  96                 test_cmp /ls.expected result &&
  97                 rm "$(git rev-parse --git-dir)/index"
  98         '
  99 }
 100
 101 if ! test -w /
 102 then
 103         skip_all="Test requiring writable / skipped. Read this test if you want to run it"
 104         test_done
 105 fi
 106
 107 if  test -e /refs || test -e /objects || test -e /info || test -e /hooks ||
 108     test -e /.git || test -e /foo || test -e /me
 109 then
 110         skip_all="Skip test that clobbers existing files in /"
 111         test_done
 112 fi
 113
 114 if [ "$IKNOWWHATIAMDOING" != "YES" ]; then
 115         skip_all="You must set env var IKNOWWHATIAMDOING=YES in order to run this test"
 116         test_done
 117 fi
 118
 119 if ! test_have_prereq NOT_ROOT
 120 then
 121         skip_all="No you can't run this as root"
 122         test_done
 123 fi
 124
 125 ONE_SHA1=d00491fd7e5bb6fa28c517a0bb32b8b506539d4d
 126
 127 test_expect_success 'setup' '
 128         rm -rf /foo &&
 129         mkdir /foo &&
 130         mkdir /foo/bar &&
 131         echo 1 > /foo/foome &&
 132         echo 1 > /foo/bar/barme &&
 133         echo 1 > /me
 134 '
 135
 136 say "GIT_DIR absolute, GIT_WORK_TREE set"
 137
 138 test_expect_success 'go to /' 'cd /'
 139
 140 cat >ls.expected <<EOF
 141 100644 $ONE_SHA1 0      foo/bar/barme
 142 100644 $ONE_SHA1 0      foo/foome
 143 100644 $ONE_SHA1 0      me
 144 EOF
 145
 146 GIT_DIR="$TRASH_DIRECTORY/.git" && export GIT_DIR
 147 GIT_WORK_TREE=/ && export GIT_WORK_TREE
 148
 149 test_vars 'abs gitdir, root' "$GIT_DIR" "/" ""
 150 test_foobar_root
 151
 152 test_expect_success 'go to /foo' 'cd /foo'
 153
 154 test_vars 'abs gitdir, foo' "$GIT_DIR" "/" "foo/"
 155 test_foobar_foo
 156
 157 test_expect_success 'go to /foo/bar' 'cd /foo/bar'
 158
 159 test_vars 'abs gitdir, foo/bar' "$GIT_DIR" "/" "foo/bar/"
 160 test_foobar_foobar
 161
 162 say "GIT_DIR relative, GIT_WORK_TREE set"
 163
 164 test_expect_success 'go to /' 'cd /'
 165
 166 GIT_DIR="$(echo $TRASH_DIRECTORY|sed 's,^/,,')/.git" && export GIT_DIR
 167 GIT_WORK_TREE=/ && export GIT_WORK_TREE
 168
 169 test_vars 'rel gitdir, root' "$GIT_DIR" "/" ""
 170 test_foobar_root
 171
 172 test_expect_success 'go to /foo' 'cd /foo'
 173
 174 GIT_DIR="../$TRASH_DIRECTORY/.git" && export GIT_DIR
 175 GIT_WORK_TREE=/ && export GIT_WORK_TREE
 176
 177 test_vars 'rel gitdir, foo' "$TRASH_DIRECTORY/.git" "/" "foo/"
 178 test_foobar_foo
 179
 180 test_expect_success 'go to /foo/bar' 'cd /foo/bar'
 181
 182 GIT_DIR="../../$TRASH_DIRECTORY/.git" && export GIT_DIR
 183 GIT_WORK_TREE=/ && export GIT_WORK_TREE
 184
 185 test_vars 'rel gitdir, foo/bar' "$TRASH_DIRECTORY/.git" "/" "foo/bar/"
 186 test_foobar_foobar
 187
 188 say "GIT_DIR relative, GIT_WORK_TREE relative"
 189
 190 test_expect_success 'go to /' 'cd /'
 191
 192 GIT_DIR="$(echo $TRASH_DIRECTORY|sed 's,^/,,')/.git" && export GIT_DIR
 193 GIT_WORK_TREE=. && export GIT_WORK_TREE
 194
 195 test_vars 'rel gitdir, root' "$GIT_DIR" "/" ""
 196 test_foobar_root
 197
 198 test_expect_success 'go to /' 'cd /foo'
 199
 200 GIT_DIR="../$TRASH_DIRECTORY/.git" && export GIT_DIR
 201 GIT_WORK_TREE=.. && export GIT_WORK_TREE
 202
 203 test_vars 'rel gitdir, foo' "$TRASH_DIRECTORY/.git" "/" "foo/"
 204 test_foobar_foo
 205
 206 test_expect_success 'go to /foo/bar' 'cd /foo/bar'
 207
 208 GIT_DIR="../../$TRASH_DIRECTORY/.git" && export GIT_DIR
 209 GIT_WORK_TREE=../.. && export GIT_WORK_TREE
 210
 211 test_vars 'rel gitdir, foo/bar' "$TRASH_DIRECTORY/.git" "/" "foo/bar/"
 212 test_foobar_foobar
 213
 214 say ".git at root"
 215
 216 unset GIT_DIR
 217 unset GIT_WORK_TREE
 218
 219 test_expect_success 'go to /' 'cd /'
 220 test_expect_success 'setup' '
 221         rm -rf /.git &&
 222         echo "Initialized empty Git repository in /.git/" > expected &&
 223         git init > result &&
 224         test_cmp expected result
 225 '
 226
 227 test_vars 'auto gitdir, root' ".git" "/" ""
 228 test_foobar_root
 229
 230 test_expect_success 'go to /foo' 'cd /foo'
 231 test_vars 'auto gitdir, foo' "/.git" "/" "foo/"
 232 test_foobar_foo
 233
 234 test_expect_success 'go to /foo/bar' 'cd /foo/bar'
 235 test_vars 'auto gitdir, foo/bar' "/.git" "/" "foo/bar/"
 236 test_foobar_foobar
 237
 238 test_expect_success 'cleanup' 'rm -rf /.git'
 239
 240 say "auto bare gitdir"
 241
 242 # DESTROYYYYY!!!!!
 243 test_expect_success 'setup' '
 244         rm -rf /refs /objects /info /hooks &&
 245         rm -f /expected /ls.expected /me /result &&
 246         cd / &&
 247         echo "Initialized empty Git repository in /" > expected &&
 248         git init --bare > result &&
 249         test_cmp expected result
 250 '
 251
 252 test_vars 'auto gitdir, root' "." "" ""
 253
 254 test_expect_success 'go to /foo' 'cd /foo'
 255
 256 test_vars 'auto gitdir, root' "/" "" ""
 257
 258 test_done