t / test-lib.shon commit git-push: avoid falling back on pushing "matching" refs. (9e9b267)
   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
  12unset AUTHOR_DATE
  13unset AUTHOR_EMAIL
  14unset AUTHOR_NAME
  15unset COMMIT_AUTHOR_EMAIL
  16unset COMMIT_AUTHOR_NAME
  17unset GIT_ALTERNATE_OBJECT_DIRECTORIES
  18unset GIT_AUTHOR_DATE
  19unset GIT_AUTHOR_EMAIL
  20unset GIT_AUTHOR_NAME
  21unset GIT_COMMITTER_DATE
  22unset GIT_COMMITTER_EMAIL
  23unset GIT_COMMITTER_NAME
  24unset GIT_DIFF_OPTS
  25unset GIT_DIR
  26unset GIT_EXTERNAL_DIFF
  27unset GIT_INDEX_FILE
  28unset GIT_OBJECT_DIRECTORY
  29unset SHA1_FILE_DIRECTORIES
  30unset SHA1_FILE_DIRECTORY
  31
  32# Each test should start with something like this, after copyright notices:
  33#
  34# test_description='Description of this test...
  35# This test checks if command xyzzy does the right thing...
  36# '
  37# . ./test-lib.sh
  38
  39error () {
  40        echo "* error: $*"
  41        trap - exit
  42        exit 1
  43}
  44
  45say () {
  46        echo "* $*"
  47}
  48
  49test "${test_description}" != "" ||
  50error "Test script did not set test_description."
  51
  52while test "$#" -ne 0
  53do
  54        case "$1" in
  55        -d|--d|--de|--deb|--debu|--debug)
  56                debug=t; shift ;;
  57        -i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
  58                immediate=t; shift ;;
  59        -h|--h|--he|--hel|--help)
  60                echo "$test_description"
  61                exit 0 ;;
  62        -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
  63                verbose=t; shift ;;
  64        *)
  65                break ;;
  66        esac
  67done
  68
  69exec 5>&1
  70if test "$verbose" = "t"
  71then
  72        exec 4>&2 3>&1
  73else
  74        exec 4>/dev/null 3>/dev/null
  75fi
  76
  77test_failure=0
  78test_count=0
  79
  80trap 'echo >&5 "FATAL: Unexpected exit with code $?"; exit 1' exit
  81
  82
  83# You are not expected to call test_ok_ and test_failure_ directly, use
  84# the text_expect_* functions instead.
  85
  86test_ok_ () {
  87        test_count=$(expr "$test_count" + 1)
  88        say "  ok $test_count: $@"
  89}
  90
  91test_failure_ () {
  92        test_count=$(expr "$test_count" + 1)
  93        test_failure=$(expr "$test_failure" + 1);
  94        say "FAIL $test_count: $1"
  95        shift
  96        echo "$@" | sed -e 's/^/        /'
  97        test "$immediate" = "" || { trap - exit; exit 1; }
  98}
  99
 100
 101test_debug () {
 102        test "$debug" = "" || eval "$1"
 103}
 104
 105test_run_ () {
 106        eval >&3 2>&4 "$1"
 107        eval_ret="$?"
 108        return 0
 109}
 110
 111test_expect_failure () {
 112        test "$#" = 2 ||
 113        error "bug in the test script: not 2 parameters to test-expect-failure"
 114        say >&3 "expecting failure: $2"
 115        test_run_ "$2"
 116        if [ "$?" = 0 -a "$eval_ret" != 0 ]
 117        then
 118                test_ok_ "$1"
 119        else
 120                test_failure_ "$@"
 121        fi
 122}
 123
 124test_expect_success () {
 125        test "$#" = 2 ||
 126        error "bug in the test script: not 2 parameters to test-expect-success"
 127        say >&3 "expecting success: $2"
 128        test_run_ "$2"
 129        if [ "$?" = 0 -a "$eval_ret" = 0 ]
 130        then
 131                test_ok_ "$1"
 132        else
 133                test_failure_ "$@"
 134        fi
 135}
 136
 137test_expect_code () {
 138        test "$#" = 3 ||
 139        error "bug in the test script: not 3 parameters to test-expect-code"
 140        say >&3 "expecting exit code $1: $3"
 141        test_run_ "$3"
 142        if [ "$?" = 0 -a "$eval_ret" = "$1" ]
 143        then
 144                test_ok_ "$2"
 145        else
 146                test_failure_ "$@"
 147        fi
 148}
 149
 150test_done () {
 151        trap - exit
 152        case "$test_failure" in
 153        0)
 154                # We could:
 155                # cd .. && rm -fr trash
 156                # but that means we forbid any tests that use their own
 157                # subdirectory from calling test_done without coming back
 158                # to where they started from.
 159                # The Makefile provided will clean this test area so
 160                # we will leave things as they are.
 161
 162                say "passed all $test_count test(s)"
 163                exit 0 ;;
 164
 165        *)
 166                say "failed $test_failure among $test_count test(s)"
 167                exit 1 ;;
 168
 169        esac
 170}
 171
 172# Test the binaries we have just built.  The tests are kept in
 173# t/ subdirectory and are run in trash subdirectory.
 174PATH=$(pwd)/..:$PATH
 175GIT_EXEC_PATH=$(pwd)/..
 176export PATH GIT_EXEC_PATH
 177
 178# Similarly use ../compat/subprocess.py if our python does not
 179# have subprocess.py on its own.
 180PYTHON=`sed -e '1{
 181        s/^#!//
 182        q
 183}' ../git-merge-recursive` || {
 184        error "You haven't built things yet, have you?"
 185}
 186"$PYTHON" -c 'import subprocess' 2>/dev/null || {
 187        PYTHONPATH=$(pwd)/../compat
 188        export PYTHONPATH
 189}
 190test -d ../templates/blt || {
 191        error "You haven't built things yet, have you?"
 192}
 193
 194# Test repository
 195test=trash
 196rm -fr "$test"
 197mkdir "$test"
 198cd "$test" || error "Cannot setup test environment"
 199"$GIT_EXEC_PATH/git" init-db --template=../../templates/blt/ 2>/dev/null ||
 200error "cannot run git init-db -- have you built things yet?"
 201
 202mv .git/hooks .git/hooks-disabled