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 TZ=UTC
   9 export LANG TZ
  10 unset AUTHOR_DATE
  11 unset AUTHOR_EMAIL
  12 unset AUTHOR_NAME
  13 unset COMMIT_AUTHOR_EMAIL
  14 unset COMMIT_AUTHOR_NAME
  15 unset GIT_ALTERNATE_OBJECT_DIRECTORIES
  16 unset GIT_AUTHOR_DATE
  17 unset GIT_AUTHOR_EMAIL
  18 unset GIT_AUTHOR_NAME
  19 unset GIT_COMMITTER_EMAIL
  20 unset GIT_COMMITTER_NAME
  21 unset GIT_DIFF_OPTS
  22 unset GIT_DIR
  23 unset GIT_EXTERNAL_DIFF
  24 unset GIT_INDEX_FILE
  25 unset GIT_OBJECT_DIRECTORY
  26 unset SHA1_FILE_DIRECTORIES
  27 unset SHA1_FILE_DIRECTORY
  28
  29 # Each test should start with something like this, after copyright notices:
  30 #
  31 # test_description='Description of this test...
  32 # This test checks if command xyzzy does the right thing...
  33 # '
  34 # . ./test-lib.sh
  35
  36 error () {
  37         echo "* error: $*"
  38         exit 1
  39 }
  40
  41 say () {
  42         echo "* $*"
  43 }
  44
  45 test "${test_description}" != "" ||
  46 error "Test script did not set test_description."
  47
  48 while test "$#" -ne 0
  49 do
  50         case "$1" in
  51         -d|--d|--de|--deb|--debu|--debug)
  52                 debug=t; shift ;;
  53         -h|--h|--he|--hel|--help)
  54                 echo "$test_description"
  55                 exit 0 ;;
  56         -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
  57                 verbose=t; shift ;;
  58         *)
  59                 break ;;
  60         esac
  61 done
  62
  63 if test "$verbose" = "t"
  64 then
  65         exec 4>&2 3>&1
  66 else
  67         exec 4>/dev/null 3>/dev/null
  68 fi
  69
  70 test_failure=0
  71 test_count=0
  72
  73 test_debug () {
  74         test "$debug" == "" || eval "$1"
  75 }
  76
  77 test_ok () {
  78         test_count=$(expr "$test_count" + 1)
  79         say "ok #$test_count: $@"
  80 }
  81
  82 test_failure () {
  83         test_count=$(expr "$test_count" + 1)
  84         test_failure=$(expr "$test_failure" + 1);
  85         say "NO #$test_count: $@"
  86 }
  87
  88 test_expect_failure () {
  89         test "$#" == 2 ||
  90         error "bug in the test script: not 2 parameters to test-expect-failure"
  91         say >&3 "expecting failure: $2"
  92         if eval >&3 2>&4 "$2"
  93         then
  94                 test_failure "$@"
  95         else
  96                 test_ok "$1"
  97         fi
  98 }
  99
 100 test_expect_success () {
 101         test "$#" == 2 ||
 102         error "bug in the test script: not 2 parameters to test-expect-success"
 103         say >&3 "expecting success: $2"
 104         if eval >&3 2>&4 "$2"
 105         then
 106                 test_ok "$1"
 107         else
 108                 test_failure "$@"
 109         fi
 110 }
 111
 112 test_done () {
 113         case "$test_failure" in
 114         0)
 115                 # We could:
 116                 # cd .. && rm -fr trash
 117                 # but that means we forbid any tests that use their own
 118                 # subdirectory from calling test_done without coming back
 119                 # to where they started from.
 120                 # The Makefile provided will clean this test area so
 121                 # we will leave things as they are.
 122
 123                 say "passed all $test_count test(s)"
 124                 exit 0 ;;
 125
 126         *)
 127                 say "failed $test_failure among $test_count test(s)"
 128                 exit 1 ;;
 129
 130         esac
 131 }
 132
 133 # Test the binaries we have just built.  The tests are kept in
 134 # t/ subdirectory and are run in trash subdirectory.
 135 PATH=$(pwd)/..:$PATH
 136
 137 # Test repository
 138 test=trash
 139 rm -fr "$test"
 140 mkdir "$test"
 141 cd "$test"
 142 git-init-db 2>/dev/null || error "cannot run git-init-db"