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         *)
  90                 break ;;
  91         esac
  92 done
  93
  94 exec 5>&1
  95 if test "$verbose" = "t"
  96 then
  97         exec 4>&2 3>&1
  98 else
  99         exec 4>/dev/null 3>/dev/null
 100 fi
 101
 102 test_failure=0
 103 test_count=0
 104
 105 trap 'echo >&5 "FATAL: Unexpected exit with code $?"; exit 1' exit
 106
 107 test_tick () {
 108         if test -z "${test_tick+set}"
 109         then
 110                 test_tick=1112911993
 111         else
 112                 test_tick=$(($test_tick + 60))
 113         fi
 114         GIT_COMMITTER_DATE="$test_tick -0700"
 115         GIT_AUTHOR_DATE="$test_tick -0700"
 116         export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
 117 }
 118
 119 # You are not expected to call test_ok_ and test_failure_ directly, use
 120 # the text_expect_* functions instead.
 121
 122 test_ok_ () {
 123         test_count=$(expr "$test_count" + 1)
 124         say "  ok $test_count: $@"
 125 }
 126
 127 test_failure_ () {
 128         test_count=$(expr "$test_count" + 1)
 129         test_failure=$(expr "$test_failure" + 1);
 130         say "FAIL $test_count: $1"
 131         shift
 132         echo "$@" | sed -e 's/^/        /'
 133         test "$immediate" = "" || { trap - exit; exit 1; }
 134 }
 135
 136
 137 test_debug () {
 138         test "$debug" = "" || eval "$1"
 139 }
 140
 141 test_run_ () {
 142         eval >&3 2>&4 "$1"
 143         eval_ret="$?"
 144         return 0
 145 }
 146
 147 test_skip () {
 148         this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 149         this_test="$this_test.$(expr "$test_count" + 1)"
 150         to_skip=
 151         for skp in $GIT_SKIP_TESTS
 152         do
 153                 case "$this_test" in
 154                 $skp)
 155                         to_skip=t
 156                 esac
 157         done
 158         case "$to_skip" in
 159         t)
 160                 say >&3 "skipping test: $@"
 161                 test_count=$(expr "$test_count" + 1)
 162                 say "skip $test_count: $1"
 163                 : true
 164                 ;;
 165         *)
 166                 false
 167                 ;;
 168         esac
 169 }
 170
 171 test_expect_failure () {
 172         test "$#" = 2 ||
 173         error "bug in the test script: not 2 parameters to test-expect-failure"
 174         if ! test_skip "$@"
 175         then
 176                 say >&3 "expecting failure: $2"
 177                 test_run_ "$2"
 178                 if [ "$?" = 0 -a "$eval_ret" != 0 -a "$eval_ret" -lt 129 ]
 179                 then
 180                         test_ok_ "$1"
 181                 else
 182                         test_failure_ "$@"
 183                 fi
 184         fi
 185         echo >&3 ""
 186 }
 187
 188 test_expect_success () {
 189         test "$#" = 2 ||
 190         error "bug in the test script: not 2 parameters to test-expect-success"
 191         if ! test_skip "$@"
 192         then
 193                 say >&3 "expecting success: $2"
 194                 test_run_ "$2"
 195                 if [ "$?" = 0 -a "$eval_ret" = 0 ]
 196                 then
 197                         test_ok_ "$1"
 198                 else
 199                         test_failure_ "$@"
 200                 fi
 201         fi
 202         echo >&3 ""
 203 }
 204
 205 test_expect_code () {
 206         test "$#" = 3 ||
 207         error "bug in the test script: not 3 parameters to test-expect-code"
 208         if ! test_skip "$@"
 209         then
 210                 say >&3 "expecting exit code $1: $3"
 211                 test_run_ "$3"
 212                 if [ "$?" = 0 -a "$eval_ret" = "$1" ]
 213                 then
 214                         test_ok_ "$2"
 215                 else
 216                         test_failure_ "$@"
 217                 fi
 218         fi
 219         echo >&3 ""
 220 }
 221
 222 # Most tests can use the created repository, but some amy need to create more.
 223 # Usage: test_create_repo <directory>
 224 test_create_repo () {
 225         test "$#" = 1 ||
 226         error "bug in the test script: not 1 parameter to test-create-repo"
 227         owd=`pwd`
 228         repo="$1"
 229         mkdir "$repo"
 230         cd "$repo" || error "Cannot setup test environment"
 231         "$GIT_EXEC_PATH/git" init --template=$GIT_EXEC_PATH/templates/blt/ >/dev/null 2>&1 ||
 232         error "cannot run git init -- have you built things yet?"
 233         mv .git/hooks .git/hooks-disabled
 234         cd "$owd"
 235 }
 236
 237 test_done () {
 238         trap - exit
 239         case "$test_failure" in
 240         0)
 241                 # We could:
 242                 # cd .. && rm -fr trash
 243                 # but that means we forbid any tests that use their own
 244                 # subdirectory from calling test_done without coming back
 245                 # to where they started from.
 246                 # The Makefile provided will clean this test area so
 247                 # we will leave things as they are.
 248
 249                 say "passed all $test_count test(s)"
 250                 exit 0 ;;
 251
 252         *)
 253                 say "failed $test_failure among $test_count test(s)"
 254                 exit 1 ;;
 255
 256         esac
 257 }
 258
 259 # Test the binaries we have just built.  The tests are kept in
 260 # t/ subdirectory and are run in trash subdirectory.
 261 PATH=$(pwd)/..:$PATH
 262 GIT_EXEC_PATH=$(pwd)/..
 263 GIT_TEMPLATE_DIR=$(pwd)/../templates/blt
 264 GIT_CONFIG=.git/config
 265 export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG
 266
 267 GITPERLLIB=$(pwd)/../perl/blib/lib:$(pwd)/../perl/blib/arch/auto/Git
 268 export GITPERLLIB
 269 test -d ../templates/blt || {
 270         error "You haven't built things yet, have you?"
 271 }
 272
 273 if ! test -x ../test-chmtime; then
 274         echo >&2 'You need to build test-chmtime:'
 275         echo >&2 'Run "make test-chmtime" in the source (toplevel) directory'
 276         exit 1
 277 fi
 278
 279 # Test repository
 280 test=trash
 281 rm -fr "$test"
 282 test_create_repo $test
 283 cd "$test"
 284
 285 this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 286 for skp in $GIT_SKIP_TESTS
 287 do
 288         to_skip=
 289         for skp in $GIT_SKIP_TESTS
 290         do
 291                 case "$this_test" in
 292                 $skp)
 293                         to_skip=t
 294                 esac
 295         done
 296         case "$to_skip" in
 297         t)
 298                 say >&3 "skipping test $this_test altogether"
 299                 say "skip all tests in $this_test"
 300                 test_done
 301         esac
 302 done