t/t2000-hook-installation.sh

   1 #!/bin/sh
   2
   3 test_description='test installation of pre-commit hook'
   4
   5 TEST_NO_CREATE_REPO=1
   6
   7 . ./test-lib.sh
   8
   9 test_plan 21
  10
  11 has_tg_setup() {
  12         test -s "${1:-.}/.git/info/attributes" &&
  13         test -s "${1:-.}/.git/hooks/pre-commit" &&
  14         test -x "${1:-.}/.git/hooks/pre-commit" &&
  15         gcmd_="$(git -C "${1:-.}" config merge.ours.driver)" &&
  16         test z"$gcmd_" = z"touch %A"
  17 }
  18
  19 has_no_tg_setup() {
  20         test ! -e "${1:-.}/.git/info/attributes" &&
  21         test ! -e "${1:-.}/.git/hooks/pre-commit" &&
  22         test_must_fail git -C "${1:-.}" config merge.ours.driver
  23 }
  24
  25 has_no_tg_setup_bare() {
  26         test ! -e "${1:-.}/info/attributes" &&
  27         test ! -e "${1:-.}/hooks/pre-commit" &&
  28         test_must_fail git -C "${1:-.}" config merge.ours.driver
  29 }
  30
  31 test_expect_success 'setup_ours' '
  32         tab="   " && # single tab character in quotes
  33         test_create_repo r1 &&
  34         test ! -e r1/.git/info/attributes &&
  35         tg_test_include -C r1 &&
  36         cd r1 && setup_ours && cd .. &&
  37         test -f r1/.git/info/attributes &&
  38         test -r r1/.git/info/attributes &&
  39         grep -q "^[.]topmsg[ $tab][ $tab]*merge=ours$" r1/.git/info/attributes &&
  40         grep -q "^[.]topdeps[ $tab][ $tab]*merge=ours$" r1/.git/info/attributes &&
  41         gcmn="$(git -C r1 config merge.ours.name)" &&
  42         test -n "$gcmn" &&
  43         gcmd="$(git -C r1 config merge.ours.driver)" &&
  44         test -n "$gcmd" && test z"$gcmd" = z"touch %A" &&
  45         test ! -e r1/.git/hooks/pre-commit &&
  46         rm -rf r1
  47 '
  48
  49 tgshell="$PWD/tgsh"
  50 >"$tgshell" || die
  51
  52 test_expect_success 'setup_hook pre-commit' '
  53         test_create_repo r2 &&
  54         test ! -e r2/.git/hooks/pre-commit &&
  55         tg_test_include -C r2 &&
  56         cd r2 && setup_hook "pre-commit" && cd .. &&
  57         test -f r2/.git/hooks/pre-commit &&
  58         test -x r2/.git/hooks/pre-commit &&
  59         test ! -e r2/.git/hooks/pre-commit-chain &&
  60         sed -n 1p <r2/.git/hooks/pre-commit | tee "$tgshell" | grep -q "^#!" &&
  61         grep -F -q "${0##*/}" r2/.git/hooks/pre-commit &&
  62         grep -F -q "/pre-commit" r2/.git/hooks/pre-commit &&
  63         test $(wc -l <r2/.git/hooks/pre-commit) -eq 2 &&
  64         test ! -e r2/.git/info/attributes &&
  65         test_must_fail git -C r2 config merge.ours.name &&
  66         test_must_fail git -C r2 config merge.ours.driver &&
  67         rm -rf r2
  68 '
  69
  70 read -r tgshellbin <"$tgshell" || die
  71 write_script dummy.sh "${tgshellbin#??}" <<-EOT || die
  72         echo "dummy.sh here"
  73 EOT
  74
  75 test_expect_success LASTOK 'setup_hook pre-commit edits matching shell once' '
  76         rm -rf r2 && test_create_repo r2 &&
  77         test ! -e r2/.git/hooks/pre-commit &&
  78         mkdir -p r2/.git/hooks &&
  79         cat "$tgshell" >r2/.git/hooks/pre-commit &&
  80         echo "echo editme" >>r2/.git/hooks/pre-commit &&
  81         chmod a+x r2/.git/hooks/pre-commit &&
  82         tg_test_include -C r2 &&
  83         # kludge here for some broken ancient sh implementations
  84         sane_unset -f cat &&
  85         cd r2 && setup_hook "pre-commit" && cd .. &&
  86         test -f r2/.git/hooks/pre-commit &&
  87         test -x r2/.git/hooks/pre-commit &&
  88         test ! -e r2/.git/hooks/pre-commit-chain &&
  89         lines=$(wc -l <r2/.git/hooks/pre-commit) &&
  90         test ${lines:-0} -gt 2 &&
  91         cd r2 && setup_hook "pre-commit" && cd .. &&
  92         lines2=$(wc -l <r2/.git/hooks/pre-commit) &&
  93         test "$lines" = "$lines2" &&
  94         rm -rf r2
  95 '
  96
  97 test_expect_success 'setup_hook pre-commit chains symlink' '
  98         rm -rf r2 && test_create_repo r2 &&
  99         test ! -e r2/.git/hooks/pre-commit &&
 100         mkdir -p r2/.git/hooks &&
 101         ln -s ../../../dummy.sh r2/.git/hooks/pre-commit &&
 102         tg_test_include -C r2 &&
 103         cd r2 && setup_hook "pre-commit" && cd .. &&
 104         test -f r2/.git/hooks/pre-commit &&
 105         test -x r2/.git/hooks/pre-commit &&
 106         test -e r2/.git/hooks/pre-commit-chain &&
 107         rm -rf r2
 108 '
 109
 110 test_expect_success 'setup_hook pre-commit chains dead symlink' '
 111         rm -rf r2 && test_create_repo r2 &&
 112         test ! -e r2/.git/hooks/pre-commit &&
 113         mkdir -p r2/.git/hooks &&
 114         ln -s ../../../dummy-no-such.sh r2/.git/hooks/pre-commit &&
 115         tg_test_include -C r2 &&
 116         cd r2 && setup_hook "pre-commit" && cd .. &&
 117         test -f r2/.git/hooks/pre-commit &&
 118         test -x r2/.git/hooks/pre-commit &&
 119         { test -e r2/.git/hooks/pre-commit-chain || test -L r2/.git/hooks/pre-commit-chain; } &&
 120         rm -rf r2
 121 '
 122
 123 test_expect_success 'setup_hook pre-commit chains multply-linked' '
 124         rm -rf r2 && test_create_repo r2 &&
 125         test ! -e r2/.git/hooks/pre-commit &&
 126         mkdir -p r2/.git/hooks &&
 127         ln dummy.sh r2/.git/hooks/pre-commit &&
 128         tg_test_include -C r2 &&
 129         cd r2 && setup_hook "pre-commit" && cd .. &&
 130         test -f r2/.git/hooks/pre-commit &&
 131         test -x r2/.git/hooks/pre-commit &&
 132         test -e r2/.git/hooks/pre-commit-chain &&
 133         rm -rf r2
 134 '
 135
 136 test_expect_success 'setup_hook pre-commit chains non-executable' '
 137         rm -rf r2 && test_create_repo r2 &&
 138         test ! -e r2/.git/hooks/pre-commit &&
 139         mkdir -p r2/.git/hooks &&
 140         cp -p dummy.sh r2/.git/hooks/pre-commit &&
 141         chmod a-x r2/.git/hooks/pre-commit &&
 142         tg_test_include -C r2 &&
 143         cd r2 && setup_hook "pre-commit" && cd .. &&
 144         test -f r2/.git/hooks/pre-commit &&
 145         test -x r2/.git/hooks/pre-commit &&
 146         test -e r2/.git/hooks/pre-commit-chain &&
 147         rm -rf r2
 148 '
 149
 150 test_expect_success 'setup_hook pre-commit chains non-writable' '
 151         rm -rf r2 && test_create_repo r2 &&
 152         test ! -e r2/.git/hooks/pre-commit &&
 153         mkdir -p r2/.git/hooks &&
 154         cp -p dummy.sh r2/.git/hooks/pre-commit &&
 155         chmod a-w r2/.git/hooks/pre-commit &&
 156         tg_test_include -C r2 &&
 157         cd r2 && setup_hook "pre-commit" && cd .. &&
 158         test -f r2/.git/hooks/pre-commit &&
 159         test -x r2/.git/hooks/pre-commit &&
 160         test -e r2/.git/hooks/pre-commit-chain &&
 161         rm -rf r2
 162 '
 163
 164 test_expect_success 'setup_hook pre-commit chains non-readable' '
 165         rm -rf r2 && test_create_repo r2 &&
 166         test ! -e r2/.git/hooks/pre-commit &&
 167         mkdir -p r2/.git/hooks &&
 168         cp -p dummy.sh r2/.git/hooks/pre-commit &&
 169         chmod a-r r2/.git/hooks/pre-commit &&
 170         tg_test_include -C r2 &&
 171         cd r2 && setup_hook "pre-commit" && cd .. &&
 172         test -f r2/.git/hooks/pre-commit &&
 173         test -x r2/.git/hooks/pre-commit &&
 174         test -e r2/.git/hooks/pre-commit-chain &&
 175         rm -rf r2
 176 '
 177
 178 TG_CMDS="
 179 --version
 180 --status
 181 --hooks-path
 182 --exec-path
 183 --awk-path
 184 --top-bases
 185 annihilate
 186 base
 187 checkout
 188 contains
 189 create
 190 delete
 191 depend
 192 export
 193 files
 194 import
 195 info
 196 log
 197 mail
 198 next
 199 patch
 200 prev
 201 push
 202 rebase
 203 remote
 204 revert
 205 shell
 206 status
 207 summary
 208 tag
 209 update
 210 version
 211 "
 212
 213 tg_cmd_will_setup() {
 214         case "$1" in
 215                 --version|--status|--hooks-path|--exec-path|--awk-path|--top-bases| \
 216                 base|contains|export|files|info|log|mail|next|patch|prev|rebase|revert|shell|status|st|summary|tag|version)
 217                         return 1
 218         esac
 219         return 0
 220 }
 221
 222 test_expect_success 'no setup happens for help' '
 223         test_create_repo r3 && cd r3 &&
 224         say "# checking tg help variations" &&
 225         test_might_fail tg && has_no_tg_setup &&
 226         test_might_fail tg -h && has_no_tg_setup &&
 227         test_might_fail tg --help && has_no_tg_setup &&
 228         test_might_fail tg --bogus && has_no_tg_setup &&
 229         for cmd in $TG_CMDS; do
 230                 say "# checking tg $cmd help variations" &&
 231                 test_might_fail </dev/null tg $cmd -h && has_no_tg_setup &&
 232                 test_might_fail </dev/null tg $cmd --help && has_no_tg_setup || return
 233         done &&
 234         has_no_tg_setup &&
 235         cd .. && rm -rf r3
 236 '
 237
 238 test_expect_success 'no setup happens for exempted commands' '
 239         test_create_repo r4 && cd r4 &&
 240         for cmd in $TG_CMDS; do
 241                 if ! tg_cmd_will_setup "$cmd"; then
 242                         say "# checking tg $cmd does not do setup"
 243                         test_might_fail </dev/null tg $cmd && has_no_tg_setup &&
 244                         test_might_fail </dev/null tg $cmd --bogus-option-here && has_no_tg_setup || return
 245                 fi
 246         done &&
 247         has_no_tg_setup &&
 248         cd .. && rm -rf r4
 249 '
 250
 251 for cmd in $TG_CMDS; do
 252         if tg_cmd_will_setup "$cmd"; then
 253                 test_expect_success "setup happens for tg $cmd" '
 254                         rm -rf rt && test_create_repo rt && cd rt &&
 255                         has_no_tg_setup &&
 256                         test_might_fail </dev/null tg $cmd &&
 257                         test_might_fail </dev/null tg $cmd --bogus-option-here &&
 258                         has_tg_setup &&
 259                         cd .. && rm -rf rt
 260                 '
 261         fi
 262 done
 263
 264 # Note that the initial branch name in r5 does
 265 # not affect these tests in any way
 266 test_expect_success 'no setup happens in bare repository' '
 267         git init --bare --quiet r5 && cd r5 &&
 268         for cmd in $TG_CMDS; do
 269                 say "# checking tg $cmd does not do setup in bare repo"
 270                 test_might_fail </dev/null tg $cmd && has_no_tg_setup_bare &&
 271                 test_might_fail </dev/null tg $cmd --bogus-option-here && has_no_tg_setup_bare || return
 272         done &&
 273         has_no_tg_setup_bare &&
 274         cd .. && rm -rf r5
 275 '
 276
 277 test_done