Andrew's git / gitweb.git / t/test-lib.sh
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t / test-lib.shon commit Sane use of test_expect_failure (41ac414)
   1#!/bin/sh
   2#
   3# Copyright (c) 2005 Junio C Hamano
   4#
   5
   6# For repeatability, reset the environment to known value.
   7LANG=C
   8LC_ALL=C
   9PAGER=cat
  10TZ=UTC
  11export LANG LC_ALL PAGER TZ
  12EDITOR=:
  13VISUAL=:
  14unset GIT_EDITOR
  15unset AUTHOR_DATE
  16unset AUTHOR_EMAIL
  17unset AUTHOR_NAME
  18unset COMMIT_AUTHOR_EMAIL
  19unset COMMIT_AUTHOR_NAME
  20unset EMAIL
  21unset GIT_ALTERNATE_OBJECT_DIRECTORIES
  22unset GIT_AUTHOR_DATE
  23GIT_AUTHOR_EMAIL=author@example.com
  24GIT_AUTHOR_NAME='A U Thor'
  25unset GIT_COMMITTER_DATE
  26GIT_COMMITTER_EMAIL=committer@example.com
  27GIT_COMMITTER_NAME='C O Mitter'
  28unset GIT_DIFF_OPTS
  29unset GIT_DIR
  30unset GIT_WORK_TREE
  31unset GIT_EXTERNAL_DIFF
  32unset GIT_INDEX_FILE
  33unset GIT_OBJECT_DIRECTORY
  34unset SHA1_FILE_DIRECTORIES
  35unset SHA1_FILE_DIRECTORY
  36GIT_MERGE_VERBOSITY=5
  37export GIT_MERGE_VERBOSITY
  38export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
  39export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
  40export EDITOR VISUAL
  41
  42# Protect ourselves from common misconfiguration to export
  43# CDPATH into the environment
  44unset CDPATH
  45
  46case $(echo $GIT_TRACE |tr "[A-Z]" "[a-z]") in
  47        1|2|true)
  48                echo "* warning: Some tests will not work if GIT_TRACE" \
  49                        "is set as to trace on STDERR ! *"
  50                echo "* warning: Please set GIT_TRACE to something" \
  51                        "other than 1, 2 or true ! *"
  52                ;;
  53esac
  54
  55# Each test should start with something like this, after copyright notices:
  56#
  57# test_description='Description of this test...
  58# This test checks if command xyzzy does the right thing...
  59# '
  60# . ./test-lib.sh
  61
  62[ "x$TERM" != "xdumb" ] &&
  63        [ -t 1 ] &&
  64        tput bold >/dev/null 2>&1 &&
  65        tput setaf 1 >/dev/null 2>&1 &&
  66        tput sgr0 >/dev/null 2>&1 &&
  67        color=t
  68
  69while test "$#" -ne 0
  70do
  71        case "$1" in
  72        -d|--d|--de|--deb|--debu|--debug)
  73                debug=t; shift ;;
  74        -i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
  75                immediate=t; shift ;;
  76        -h|--h|--he|--hel|--help)
  77                help=t; shift ;;
  78        -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
  79                verbose=t; shift ;;
  80        -q|--q|--qu|--qui|--quie|--quiet)
  81                quiet=t; shift ;;
  82        --no-color)
  83            color=; shift ;;
  84        --no-python)
  85                # noop now...
  86                shift ;;
  87        *)
  88                break ;;
  89        esac
  90done
  91
  92if test -n "$color"; then
  93        say_color () {
  94                case "$1" in
  95                        error) tput bold; tput setaf 1;; # bold red
  96                        skip)  tput bold; tput setaf 2;; # bold green
  97                        pass)  tput setaf 2;;            # green
  98                        info)  tput setaf 3;;            # brown
  99                        *) test -n "$quiet" && return;;
 100                esac
 101                shift
 102                echo "* $*"
 103                tput sgr0
 104        }
 105else
 106        say_color() {
 107                test -z "$1" && test -n "$quiet" && return
 108                shift
 109                echo "* $*"
 110        }
 111fi
 112
 113error () {
 114        say_color error "error: $*"
 115        trap - exit
 116        exit 1
 117}
 118
 119say () {
 120        say_color info "$*"
 121}
 122
 123test "${test_description}" != "" ||
 124error "Test script did not set test_description."
 125
 126if test "$help" = "t"
 127then
 128        echo "$test_description"
 129        exit 0
 130fi
 131
 132exec 5>&1
 133if test "$verbose" = "t"
 134then
 135        exec 4>&2 3>&1
 136else
 137        exec 4>/dev/null 3>/dev/null
 138fi
 139
 140test_failure=0
 141test_count=0
 142test_fixed=0
 143test_broken=0
 144
 145trap 'echo >&5 "FATAL: Unexpected exit with code $?"; exit 1' exit
 146
 147test_tick () {
 148        if test -z "${test_tick+set}"
 149        then
 150                test_tick=1112911993
 151        else
 152                test_tick=$(($test_tick + 60))
 153        fi
 154        GIT_COMMITTER_DATE="$test_tick -0700"
 155        GIT_AUTHOR_DATE="$test_tick -0700"
 156        export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
 157}
 158
 159# You are not expected to call test_ok_ and test_failure_ directly, use
 160# the text_expect_* functions instead.
 161
 162test_ok_ () {
 163        test_count=$(expr "$test_count" + 1)
 164        say_color "" "  ok $test_count: $@"
 165}
 166
 167test_failure_ () {
 168        test_count=$(expr "$test_count" + 1)
 169        test_failure=$(expr "$test_failure" + 1);
 170        say_color error "FAIL $test_count: $1"
 171        shift
 172        echo "$@" | sed -e 's/^/        /'
 173        test "$immediate" = "" || { trap - exit; exit 1; }
 174}
 175
 176test_known_broken_ok_ () {
 177        test_count=$(expr "$test_count" + 1)
 178        test_fixed=$(($test_fixed+1))
 179        say_color "" "  FIXED $test_count: $@"
 180}
 181
 182test_known_broken_failure_ () {
 183        test_count=$(expr "$test_count" + 1)
 184        test_broken=$(($test_broken+1))
 185        say_color skip "  still broken $test_count: $@"
 186}
 187
 188test_debug () {
 189        test "$debug" = "" || eval "$1"
 190}
 191
 192test_run_ () {
 193        eval >&3 2>&4 "$1"
 194        eval_ret="$?"
 195        return 0
 196}
 197
 198test_skip () {
 199        this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 200        this_test="$this_test.$(expr "$test_count" + 1)"
 201        to_skip=
 202        for skp in $GIT_SKIP_TESTS
 203        do
 204                case "$this_test" in
 205                $skp)
 206                        to_skip=t
 207                esac
 208        done
 209        case "$to_skip" in
 210        t)
 211                say_color skip >&3 "skipping test: $@"
 212                test_count=$(expr "$test_count" + 1)
 213                say_color skip "skip $test_count: $1"
 214                : true
 215                ;;
 216        *)
 217                false
 218                ;;
 219        esac
 220}
 221
 222test_expect_failure () {
 223        test "$#" = 2 ||
 224        error "bug in the test script: not 2 parameters to test-expect-failure"
 225        if ! test_skip "$@"
 226        then
 227                say >&3 "checking known breakage: $2"
 228                test_run_ "$2"
 229                if [ "$?" = 0 -a "$eval_ret" = 0 ]
 230                then
 231                        test_known_broken_ok_ "$1"
 232                else
 233                    test_known_broken_failure_ "$1"
 234                fi
 235        fi
 236        echo >&3 ""
 237}
 238
 239test_expect_success () {
 240        test "$#" = 2 ||
 241        error "bug in the test script: not 2 parameters to test-expect-success"
 242        if ! test_skip "$@"
 243        then
 244                say >&3 "expecting success: $2"
 245                test_run_ "$2"
 246                if [ "$?" = 0 -a "$eval_ret" = 0 ]
 247                then
 248                        test_ok_ "$1"
 249                else
 250                        test_failure_ "$@"
 251                fi
 252        fi
 253        echo >&3 ""
 254}
 255
 256test_expect_code () {
 257        test "$#" = 3 ||
 258        error "bug in the test script: not 3 parameters to test-expect-code"
 259        if ! test_skip "$@"
 260        then
 261                say >&3 "expecting exit code $1: $3"
 262                test_run_ "$3"
 263                if [ "$?" = 0 -a "$eval_ret" = "$1" ]
 264                then
 265                        test_ok_ "$2"
 266                else
 267                        test_failure_ "$@"
 268                fi
 269        fi
 270        echo >&3 ""
 271}
 272
 273# Most tests can use the created repository, but some may need to create more.
 274# Usage: test_create_repo <directory>
 275test_create_repo () {
 276        test "$#" = 1 ||
 277        error "bug in the test script: not 1 parameter to test-create-repo"
 278        owd=`pwd`
 279        repo="$1"
 280        mkdir "$repo"
 281        cd "$repo" || error "Cannot setup test environment"
 282        "$GIT_EXEC_PATH/git" init --template=$GIT_EXEC_PATH/templates/blt/ >/dev/null 2>&1 ||
 283        error "cannot run git init -- have you built things yet?"
 284        mv .git/hooks .git/hooks-disabled
 285        cd "$owd"
 286}
 287
 288test_done () {
 289        trap - exit
 290
 291        if test "$test_fixed" != 0
 292        then
 293                say_color pass "fixed $test_fixed known breakage(s)"
 294        fi
 295        if test "$test_broken" != 0
 296        then
 297                say_color error "still have $test_broken known breakage(s)"
 298        fi
 299        case "$test_failure" in
 300        0)
 301                # We could:
 302                # cd .. && rm -fr trash
 303                # but that means we forbid any tests that use their own
 304                # subdirectory from calling test_done without coming back
 305                # to where they started from.
 306                # The Makefile provided will clean this test area so
 307                # we will leave things as they are.
 308
 309                say_color pass "passed all $test_count test(s)"
 310                exit 0 ;;
 311
 312        *)
 313                say_color error "failed $test_failure among $test_count test(s)"
 314                exit 1 ;;
 315
 316        esac
 317}
 318
 319# Test the binaries we have just built.  The tests are kept in
 320# t/ subdirectory and are run in trash subdirectory.
 321PATH=$(pwd)/..:$PATH
 322GIT_EXEC_PATH=$(pwd)/..
 323GIT_TEMPLATE_DIR=$(pwd)/../templates/blt
 324GIT_CONFIG=.git/config
 325export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG
 326
 327GITPERLLIB=$(pwd)/../perl/blib/lib:$(pwd)/../perl/blib/arch/auto/Git
 328export GITPERLLIB
 329test -d ../templates/blt || {
 330        error "You haven't built things yet, have you?"
 331}
 332
 333if ! test -x ../test-chmtime; then
 334        echo >&2 'You need to build test-chmtime:'
 335        echo >&2 'Run "make test-chmtime" in the source (toplevel) directory'
 336        exit 1
 337fi
 338
 339# Test repository
 340test=trash
 341rm -fr "$test"
 342test_create_repo $test
 343cd "$test"
 344
 345this_test=$(expr "./$0" : '.*/\(t[0-9]*\)-[^/]*$')
 346for skp in $GIT_SKIP_TESTS
 347do
 348        to_skip=
 349        for skp in $GIT_SKIP_TESTS
 350        do
 351                case "$this_test" in
 352                $skp)
 353                        to_skip=t
 354                esac
 355        done
 356        case "$to_skip" in
 357        t)
 358                say_color skip >&3 "skipping test $this_test altogether"
 359                say_color skip "skip all tests in $this_test"
 360                test_done
 361        esac
 362done