t/test-lib.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Junio C Hamano
   4 #
   5
   6 # For repeatability, reset the environment to known value.
   7 LANG=C
   8 LC_ALL=C
   9 PAGER=cat
  10 TZ=UTC
  11 export LANG LC_ALL PAGER TZ
  12 EDITOR=:
  13 VISUAL=:
  14 unset AUTHOR_DATE
  15 unset AUTHOR_EMAIL
  16 unset AUTHOR_NAME
  17 unset COMMIT_AUTHOR_EMAIL
  18 unset COMMIT_AUTHOR_NAME
  19 unset EMAIL
  20 unset GIT_ALTERNATE_OBJECT_DIRECTORIES
  21 unset GIT_AUTHOR_DATE
  22 GIT_AUTHOR_EMAIL=author@example.com
  23 GIT_AUTHOR_NAME='A U Thor'
  24 unset GIT_COMMITTER_DATE
  25 GIT_COMMITTER_EMAIL=committer@example.com
  26 GIT_COMMITTER_NAME='C O Mitter'
  27 unset GIT_DIFF_OPTS
  28 unset GIT_DIR
  29 unset GIT_WORK_TREE
  30 unset GIT_EXTERNAL_DIFF
  31 unset GIT_INDEX_FILE
  32 unset GIT_OBJECT_DIRECTORY
  33 unset SHA1_FILE_DIRECTORIES
  34 unset SHA1_FILE_DIRECTORY
  35 GIT_MERGE_VERBOSITY=5
  36 export GIT_MERGE_VERBOSITY
  37 export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
  38 export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
  39 export EDITOR VISUAL
  40
  41 # Protect ourselves from common misconfiguration to export
  42 # CDPATH into the environment
  43 unset CDPATH
  44
  45 case $(echo $GIT_TRACE |tr "[A-Z]" "[a-z]") in
  46         1|2|true)
  47                 echo "* warning: Some tests will not work if GIT_TRACE" \
  48                         "is set as to trace on STDERR ! *"
  49                 echo "* warning: Please set GIT_TRACE to something" \
  50                         "other than 1, 2 or true ! *"
  51                 ;;
  52 esac
  53
  54 # Each test should start with something like this, after copyright notices:
  55 #
  56 # test_description='Description of this test...
  57 # This test checks if command xyzzy does the right thing...
  58 # '
  59 # . ./test-lib.sh
  60
  61 error () {
  62         echo "* error: $*"
  63         trap - exit
  64         exit 1
  65 }
  66
  67 say () {
  68         echo "* $*"
  69 }
  70
  71 test "${test_description}" != "" ||
  72 error "Test script did not set test_description."
  73
  74 while test "$#" -ne 0
  75 do
  76         case "$1" in
  77         -d|--d|--de|--deb|--debu|--debug)
  78                 debug=t; shift ;;
  79         -i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
  80                 immediate=t; shift ;;
  81         -h|--h|--he|--hel|--help)
  82                 echo "$test_description"
  83                 exit 0 ;;
  84         -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
  85                 verbose=t; shift ;;
  86         --no-python)
  87                 # noop now...
  88                 shift ;;
  89         --no-symlinks)
  90                 no_symlinks=t; shift ;;
  91         *)
  92                 break ;;
  93         esac
  94 done
  95
  96 exec 5>&1
  97 if test "$verbose" = "t"
  98 then
  99         exec 4>&2 3>&1
 100 else
 101         exec 4>/dev/null 3>/dev/null
 102 fi
 103
 104 test_failure=0
 105 test_count=0
 106
 107 trap 'echo >&5 "FATAL: Unexpected exit with code $?"; exit 1' exit
 108
 109 test_tick () {
 110         if test -z "${test_tick+set}"
 111         then
 112                 test_tick=1112911993
 113         else
 114                 test_tick=$(($test_tick + 60))
 115         fi
 116         GIT_COMMITTER_DATE="$test_tick -0700"
 117         GIT_AUTHOR_DATE="$test_tick -0700"
 118         export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
 119 }
 120
 121 # You are not expected to call test_ok_ and test_failure_ directly, use
 122 # the text_expect_* functions instead.
 123
 124 test_ok_ () {
 125         test_count=$(expr "$test_count" + 1)
 126         say "  ok $test_count: $@"
 127 }
 128
 129 test_failure_ () {
 130         test_count=$(expr "$test_count" + 1)
 131         test_failure=$(expr "$test_failure" + 1);
 132         say "FAIL $test_count: $1"
 133         shift
 134         echo "$@" | sed -e 's/^/        /'
 135         test "$immediate" = "" || { trap - exit; exit 1; }
 136 }
 137
 138
 139 test_debug () {
 140         test "$debug" = "" || eval "$1"
 141 }
 142
 143 test_run_ () {
 144         eval >&3 2>&4 "$1"
 145         eval_ret="$?"
 146         return 0
 147 }
 148
 149 test_skip () {
 150         this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 151         this_test="$this_test.$(expr "$test_count" + 1)"
 152         to_skip=
 153         for skp in $GIT_SKIP_TESTS
 154         do
 155                 case "$this_test" in
 156                 $skp)
 157                         to_skip=t
 158                 esac
 159         done
 160         case "$to_skip" in
 161         t)
 162                 say >&3 "skipping test: $@"
 163                 test_count=$(expr "$test_count" + 1)
 164                 say "skip $test_count: $1"
 165                 : true
 166                 ;;
 167         *)
 168                 false
 169                 ;;
 170         esac
 171 }
 172
 173 test_expect_failure () {
 174         test "$#" = 2 ||
 175         error "bug in the test script: not 2 parameters to test-expect-failure"
 176         if ! test_skip "$@"
 177         then
 178                 say >&3 "expecting failure: $2"
 179                 test_run_ "$2"
 180                 if [ "$?" = 0 -a "$eval_ret" != 0 -a "$eval_ret" -lt 129 ]
 181                 then
 182                         test_ok_ "$1"
 183                 else
 184                         test_failure_ "$@"
 185                 fi
 186         fi
 187         echo >&3 ""
 188 }
 189
 190 test_expect_success () {
 191         test "$#" = 2 ||
 192         error "bug in the test script: not 2 parameters to test-expect-success"
 193         if ! test_skip "$@"
 194         then
 195                 say >&3 "expecting success: $2"
 196                 test_run_ "$2"
 197                 if [ "$?" = 0 -a "$eval_ret" = 0 ]
 198                 then
 199                         test_ok_ "$1"
 200                 else
 201                         test_failure_ "$@"
 202                 fi
 203         fi
 204         echo >&3 ""
 205 }
 206
 207 test_expect_code () {
 208         test "$#" = 3 ||
 209         error "bug in the test script: not 3 parameters to test-expect-code"
 210         if ! test_skip "$@"
 211         then
 212                 say >&3 "expecting exit code $1: $3"
 213                 test_run_ "$3"
 214                 if [ "$?" = 0 -a "$eval_ret" = "$1" ]
 215                 then
 216                         test_ok_ "$2"
 217                 else
 218                         test_failure_ "$@"
 219                 fi
 220         fi
 221         echo >&3 ""
 222 }
 223
 224 # Most tests can use the created repository, but some amy need to create more.
 225 # Usage: test_create_repo <directory>
 226 test_create_repo () {
 227         test "$#" = 1 ||
 228         error "bug in the test script: not 1 parameter to test-create-repo"
 229         owd=`pwd`
 230         repo="$1"
 231         mkdir "$repo"
 232         cd "$repo" || error "Cannot setup test environment"
 233         "$GIT_EXEC_PATH/git" init --template=$GIT_EXEC_PATH/templates/blt/ >/dev/null 2>&1 ||
 234         error "cannot run git init -- have you built things yet?"
 235         mv .git/hooks .git/hooks-disabled
 236         cd "$owd"
 237 }
 238
 239 test_done () {
 240         trap - exit
 241         case "$test_failure" in
 242         0)
 243                 # We could:
 244                 # cd .. && rm -fr trash
 245                 # but that means we forbid any tests that use their own
 246                 # subdirectory from calling test_done without coming back
 247                 # to where they started from.
 248                 # The Makefile provided will clean this test area so
 249                 # we will leave things as they are.
 250
 251                 say "passed all $test_count test(s)"
 252                 exit 0 ;;
 253
 254         *)
 255                 say "failed $test_failure among $test_count test(s)"
 256                 exit 1 ;;
 257
 258         esac
 259 }
 260
 261 # Test the binaries we have just built.  The tests are kept in
 262 # t/ subdirectory and are run in trash subdirectory.
 263 PATH=$(pwd)/..:$PATH
 264 GIT_EXEC_PATH=$(pwd)/..
 265 GIT_TEMPLATE_DIR=$(pwd)/../templates/blt
 266 GIT_CONFIG=.git/config
 267 export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG
 268
 269 GITPERLLIB=$(pwd)/../perl/blib/lib:$(pwd)/../perl/blib/arch/auto/Git
 270 export GITPERLLIB
 271 test -d ../templates/blt || {
 272         error "You haven't built things yet, have you?"
 273 }
 274
 275 if ! test -x ../test-chmtime; then
 276         echo >&2 'You need to build test-chmtime:'
 277         echo >&2 'Run "make test-chmtime" in the source (toplevel) directory'
 278         exit 1
 279 fi
 280
 281 # Test repository
 282 test=trash
 283 rm -fr "$test"
 284 test_create_repo $test
 285 cd "$test"
 286
 287 this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 288 for skp in $GIT_SKIP_TESTS
 289 do
 290         to_skip=
 291         for skp in $GIT_SKIP_TESTS
 292         do
 293                 case "$this_test" in
 294                 $skp)
 295                         to_skip=t
 296                 esac
 297         done
 298         case "$to_skip" in
 299         t)
 300                 say >&3 "skipping test $this_test altogether"
 301                 say "skip all tests in $this_test"
 302                 test_done
 303         esac
 304 done