Andrew's git / gitweb.git / t/test-lib.sh
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t / test-lib.shon commit Merge branch 'maint' (b81a7b5)
   1#!/bin/sh
   2#
   3# Copyright (c) 2005 Junio C Hamano
   4#
   5
   6# Keep the original TERM for say_color
   7ORIGINAL_TERM=$TERM
   8
   9# For repeatability, reset the environment to known value.
  10LANG=C
  11LC_ALL=C
  12PAGER=cat
  13TZ=UTC
  14TERM=dumb
  15export LANG LC_ALL PAGER TERM TZ
  16EDITOR=:
  17VISUAL=:
  18unset GIT_EDITOR
  19unset AUTHOR_DATE
  20unset AUTHOR_EMAIL
  21unset AUTHOR_NAME
  22unset COMMIT_AUTHOR_EMAIL
  23unset COMMIT_AUTHOR_NAME
  24unset EMAIL
  25unset GIT_ALTERNATE_OBJECT_DIRECTORIES
  26unset GIT_AUTHOR_DATE
  27GIT_AUTHOR_EMAIL=author@example.com
  28GIT_AUTHOR_NAME='A U Thor'
  29unset GIT_COMMITTER_DATE
  30GIT_COMMITTER_EMAIL=committer@example.com
  31GIT_COMMITTER_NAME='C O Mitter'
  32unset GIT_DIFF_OPTS
  33unset GIT_DIR
  34unset GIT_WORK_TREE
  35unset GIT_EXTERNAL_DIFF
  36unset GIT_INDEX_FILE
  37unset GIT_OBJECT_DIRECTORY
  38unset SHA1_FILE_DIRECTORIES
  39unset SHA1_FILE_DIRECTORY
  40GIT_MERGE_VERBOSITY=5
  41export GIT_MERGE_VERBOSITY
  42export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
  43export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
  44export EDITOR VISUAL
  45
  46# Protect ourselves from common misconfiguration to export
  47# CDPATH into the environment
  48unset CDPATH
  49
  50case $(echo $GIT_TRACE |tr "[A-Z]" "[a-z]") in
  51        1|2|true)
  52                echo "* warning: Some tests will not work if GIT_TRACE" \
  53                        "is set as to trace on STDERR ! *"
  54                echo "* warning: Please set GIT_TRACE to something" \
  55                        "other than 1, 2 or true ! *"
  56                ;;
  57esac
  58
  59# Each test should start with something like this, after copyright notices:
  60#
  61# test_description='Description of this test...
  62# This test checks if command xyzzy does the right thing...
  63# '
  64# . ./test-lib.sh
  65[ "x$ORIGINAL_TERM" != "xdumb" ] && (
  66                TERM=$ORIGINAL_TERM &&
  67                export TERM &&
  68                [ -t 1 ] &&
  69                tput bold >/dev/null 2>&1 &&
  70                tput setaf 1 >/dev/null 2>&1 &&
  71                tput sgr0 >/dev/null 2>&1
  72        ) &&
  73        color=t
  74
  75while test "$#" -ne 0
  76do
  77        case "$1" in
  78        -d|--d|--de|--deb|--debu|--debug)
  79                debug=t; shift ;;
  80        -i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
  81                immediate=t; shift ;;
  82        -h|--h|--he|--hel|--help)
  83                help=t; shift ;;
  84        -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
  85                verbose=t; shift ;;
  86        -q|--q|--qu|--qui|--quie|--quiet)
  87                quiet=t; shift ;;
  88        --no-color)
  89                color=; shift ;;
  90        --no-python)
  91                # noop now...
  92                shift ;;
  93        *)
  94                break ;;
  95        esac
  96done
  97
  98if test -n "$color"; then
  99        say_color () {
 100                (
 101                TERM=$ORIGINAL_TERM
 102                export TERM
 103                case "$1" in
 104                        error) tput bold; tput setaf 1;; # bold red
 105                        skip)  tput bold; tput setaf 2;; # bold green
 106                        pass)  tput setaf 2;;            # green
 107                        info)  tput setaf 3;;            # brown
 108                        *) test -n "$quiet" && return;;
 109                esac
 110                shift
 111                echo "* $*"
 112                tput sgr0
 113                )
 114        }
 115else
 116        say_color() {
 117                test -z "$1" && test -n "$quiet" && return
 118                shift
 119                echo "* $*"
 120        }
 121fi
 122
 123error () {
 124        say_color error "error: $*"
 125        trap - exit
 126        exit 1
 127}
 128
 129say () {
 130        say_color info "$*"
 131}
 132
 133test "${test_description}" != "" ||
 134error "Test script did not set test_description."
 135
 136if test "$help" = "t"
 137then
 138        echo "$test_description"
 139        exit 0
 140fi
 141
 142exec 5>&1
 143if test "$verbose" = "t"
 144then
 145        exec 4>&2 3>&1
 146else
 147        exec 4>/dev/null 3>/dev/null
 148fi
 149
 150test_failure=0
 151test_count=0
 152test_fixed=0
 153test_broken=0
 154
 155die () {
 156        echo >&5 "FATAL: Unexpected exit with code $?"
 157        exit 1
 158}
 159
 160trap 'die' exit
 161
 162test_tick () {
 163        if test -z "${test_tick+set}"
 164        then
 165                test_tick=1112911993
 166        else
 167                test_tick=$(($test_tick + 60))
 168        fi
 169        GIT_COMMITTER_DATE="$test_tick -0700"
 170        GIT_AUTHOR_DATE="$test_tick -0700"
 171        export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
 172}
 173
 174# You are not expected to call test_ok_ and test_failure_ directly, use
 175# the text_expect_* functions instead.
 176
 177test_ok_ () {
 178        test_count=$(expr "$test_count" + 1)
 179        say_color "" "  ok $test_count: $@"
 180}
 181
 182test_failure_ () {
 183        test_count=$(expr "$test_count" + 1)
 184        test_failure=$(expr "$test_failure" + 1);
 185        say_color error "FAIL $test_count: $1"
 186        shift
 187        echo "$@" | sed -e 's/^/        /'
 188        test "$immediate" = "" || { trap - exit; exit 1; }
 189}
 190
 191test_known_broken_ok_ () {
 192        test_count=$(expr "$test_count" + 1)
 193        test_fixed=$(($test_fixed+1))
 194        say_color "" "  FIXED $test_count: $@"
 195}
 196
 197test_known_broken_failure_ () {
 198        test_count=$(expr "$test_count" + 1)
 199        test_broken=$(($test_broken+1))
 200        say_color skip "  still broken $test_count: $@"
 201}
 202
 203test_debug () {
 204        test "$debug" = "" || eval "$1"
 205}
 206
 207test_run_ () {
 208        eval >&3 2>&4 "$1"
 209        eval_ret="$?"
 210        return 0
 211}
 212
 213test_skip () {
 214        this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 215        this_test="$this_test.$(expr "$test_count" + 1)"
 216        to_skip=
 217        for skp in $GIT_SKIP_TESTS
 218        do
 219                case "$this_test" in
 220                $skp)
 221                        to_skip=t
 222                esac
 223        done
 224        case "$to_skip" in
 225        t)
 226                say_color skip >&3 "skipping test: $@"
 227                test_count=$(expr "$test_count" + 1)
 228                say_color skip "skip $test_count: $1"
 229                : true
 230                ;;
 231        *)
 232                false
 233                ;;
 234        esac
 235}
 236
 237test_expect_failure () {
 238        test "$#" = 2 ||
 239        error "bug in the test script: not 2 parameters to test-expect-failure"
 240        if ! test_skip "$@"
 241        then
 242                say >&3 "checking known breakage: $2"
 243                test_run_ "$2"
 244                if [ "$?" = 0 -a "$eval_ret" = 0 ]
 245                then
 246                        test_known_broken_ok_ "$1"
 247                else
 248                    test_known_broken_failure_ "$1"
 249                fi
 250        fi
 251        echo >&3 ""
 252}
 253
 254test_expect_success () {
 255        test "$#" = 2 ||
 256        error "bug in the test script: not 2 parameters to test-expect-success"
 257        if ! test_skip "$@"
 258        then
 259                say >&3 "expecting success: $2"
 260                test_run_ "$2"
 261                if [ "$?" = 0 -a "$eval_ret" = 0 ]
 262                then
 263                        test_ok_ "$1"
 264                else
 265                        test_failure_ "$@"
 266                fi
 267        fi
 268        echo >&3 ""
 269}
 270
 271test_expect_code () {
 272        test "$#" = 3 ||
 273        error "bug in the test script: not 3 parameters to test-expect-code"
 274        if ! test_skip "$@"
 275        then
 276                say >&3 "expecting exit code $1: $3"
 277                test_run_ "$3"
 278                if [ "$?" = 0 -a "$eval_ret" = "$1" ]
 279                then
 280                        test_ok_ "$2"
 281                else
 282                        test_failure_ "$@"
 283                fi
 284        fi
 285        echo >&3 ""
 286}
 287
 288# This is not among top-level (test_expect_success | test_expect_failure)
 289# but is a prefix that can be used in the test script, like:
 290#
 291#       test_expect_success 'complain and die' '
 292#           do something &&
 293#           do something else &&
 294#           test_must_fail git checkout ../outerspace
 295#       '
 296#
 297# Writing this as "! git checkout ../outerspace" is wrong, because
 298# the failure could be due to a segv.  We want a controlled failure.
 299
 300test_must_fail () {
 301        "$@"
 302        test $? -gt 0 -a $? -le 128
 303}
 304
 305# Most tests can use the created repository, but some may need to create more.
 306# Usage: test_create_repo <directory>
 307test_create_repo () {
 308        test "$#" = 1 ||
 309        error "bug in the test script: not 1 parameter to test-create-repo"
 310        owd=`pwd`
 311        repo="$1"
 312        mkdir "$repo"
 313        cd "$repo" || error "Cannot setup test environment"
 314        "$GIT_EXEC_PATH/git" init --template=$GIT_EXEC_PATH/templates/blt/ >/dev/null 2>&1 ||
 315        error "cannot run git init -- have you built things yet?"
 316        mv .git/hooks .git/hooks-disabled
 317        cd "$owd"
 318}
 319
 320test_done () {
 321        trap - exit
 322
 323        if test "$test_fixed" != 0
 324        then
 325                say_color pass "fixed $test_fixed known breakage(s)"
 326        fi
 327        if test "$test_broken" != 0
 328        then
 329                say_color error "still have $test_broken known breakage(s)"
 330                msg="remaining $(($test_count-$test_broken)) test(s)"
 331        else
 332                msg="$test_count test(s)"
 333        fi
 334        case "$test_failure" in
 335        0)
 336                # We could:
 337                # cd .. && rm -fr trash
 338                # but that means we forbid any tests that use their own
 339                # subdirectory from calling test_done without coming back
 340                # to where they started from.
 341                # The Makefile provided will clean this test area so
 342                # we will leave things as they are.
 343
 344                say_color pass "passed all $msg"
 345                exit 0 ;;
 346
 347        *)
 348                say_color error "failed $test_failure among $msg"
 349                exit 1 ;;
 350
 351        esac
 352}
 353
 354# Test the binaries we have just built.  The tests are kept in
 355# t/ subdirectory and are run in trash subdirectory.
 356PATH=$(pwd)/..:$PATH
 357GIT_EXEC_PATH=$(pwd)/..
 358GIT_TEMPLATE_DIR=$(pwd)/../templates/blt
 359unset GIT_CONFIG
 360unset GIT_CONFIG_LOCAL
 361GIT_CONFIG_NOSYSTEM=1
 362GIT_CONFIG_NOGLOBAL=1
 363export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_CONFIG_NOGLOBAL
 364
 365GITPERLLIB=$(pwd)/../perl/blib/lib:$(pwd)/../perl/blib/arch/auto/Git
 366export GITPERLLIB
 367test -d ../templates/blt || {
 368        error "You haven't built things yet, have you?"
 369}
 370
 371if ! test -x ../test-chmtime; then
 372        echo >&2 'You need to build test-chmtime:'
 373        echo >&2 'Run "make test-chmtime" in the source (toplevel) directory'
 374        exit 1
 375fi
 376
 377. ../GIT-BUILD-OPTIONS
 378
 379# Test repository
 380test=trash
 381rm -fr "$test"
 382test_create_repo $test
 383cd "$test"
 384
 385this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 386for skp in $GIT_SKIP_TESTS
 387do
 388        to_skip=
 389        for skp in $GIT_SKIP_TESTS
 390        do
 391                case "$this_test" in
 392                $skp)
 393                        to_skip=t
 394                esac
 395        done
 396        case "$to_skip" in
 397        t)
 398                say_color skip >&3 "skipping test $this_test altogether"
 399                say_color skip "skip all tests in $this_test"
 400                test_done
 401        esac
 402done