diff options
Diffstat (limited to 't/test-lib.sh')
| -rw-r--r-- | t/test-lib.sh | 676 |
1 files changed, 127 insertions, 549 deletions
diff --git a/t/test-lib.sh b/t/test-lib.sh index 0fdc541a7c..9e2b71132a 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -42,39 +42,32 @@ TZ=UTC TERM=dumb export LANG LC_ALL PAGER TERM TZ EDITOR=: -unset VISUAL -unset GIT_EDITOR -unset AUTHOR_DATE -unset AUTHOR_EMAIL -unset AUTHOR_NAME -unset COMMIT_AUTHOR_EMAIL -unset COMMIT_AUTHOR_NAME -unset EMAIL -unset GIT_ALTERNATE_OBJECT_DIRECTORIES -unset GIT_AUTHOR_DATE +# A call to "unset" with no arguments causes at least Solaris 10 +# /usr/xpg4/bin/sh and /bin/ksh to bail out. So keep the unsets +# deriving from the command substitution clustered with the other +# ones. +unset VISUAL EMAIL LANGUAGE COLUMNS $(perl -e ' + my @env = keys %ENV; + my $ok = join("|", qw( + TRACE + DEBUG + USE_LOOKUP + TEST + .*_TEST + PROVE + VALGRIND + PERF_AGGREGATING_LATER + )); + my @vars = grep(/^GIT_/ && !/^GIT_($ok)/o, @env); + print join("\n", @vars); +') GIT_AUTHOR_EMAIL=author@example.com GIT_AUTHOR_NAME='A U Thor' -unset GIT_COMMITTER_DATE GIT_COMMITTER_EMAIL=committer@example.com GIT_COMMITTER_NAME='C O Mitter' -unset GIT_DIFF_OPTS -unset GIT_DIR -unset GIT_WORK_TREE -unset GIT_EXTERNAL_DIFF -unset GIT_INDEX_FILE -unset GIT_OBJECT_DIRECTORY -unset GIT_CEILING_DIRECTORIES -unset SHA1_FILE_DIRECTORIES -unset SHA1_FILE_DIRECTORY -unset GIT_NOTES_REF -unset GIT_NOTES_DISPLAY_REF -unset GIT_NOTES_REWRITE_REF -unset GIT_NOTES_REWRITE_MODE -unset GIT_REFLOG_ACTION -unset GIT_CHERRY_PICK_HELP -unset GIT_QUIET GIT_MERGE_VERBOSITY=5 -export GIT_MERGE_VERBOSITY +GIT_MERGE_AUTOEDIT=no +export GIT_MERGE_VERBOSITY GIT_MERGE_AUTOEDIT export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME export EDITOR @@ -100,6 +93,15 @@ esac _x05='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]' _x40="$_x05$_x05$_x05$_x05$_x05$_x05$_x05$_x05" +# Zero SHA-1 +_z40=0000000000000000000000000000000000000000 + +# Line feed +LF=' +' + +export _x05 _x40 _z40 LF + # Each test should start with something like this, after copyright notices: # # test_description='Description of this test... @@ -195,6 +197,7 @@ then fi exec 5>&1 +exec 6<&0 if test "$verbose" = "t" then exec 4>&2 3>&1 @@ -224,203 +227,9 @@ die () { GIT_EXIT_OK= trap 'die' EXIT -# The semantics of the editor variables are that of invoking -# sh -c "$EDITOR \"$@\"" files ... -# -# If our trash directory contains shell metacharacters, they will be -# interpreted if we just set $EDITOR directly, so do a little dance with -# environment variables to work around this. -# -# In particular, quoting isn't enough, as the path may contain the same quote -# that we're using. -test_set_editor () { - FAKE_EDITOR="$1" - export FAKE_EDITOR - EDITOR='"$FAKE_EDITOR"' - export EDITOR -} - -test_decode_color () { - awk ' - function name(n) { - if (n == 0) return "RESET"; - if (n == 1) return "BOLD"; - if (n == 30) return "BLACK"; - if (n == 31) return "RED"; - if (n == 32) return "GREEN"; - if (n == 33) return "YELLOW"; - if (n == 34) return "BLUE"; - if (n == 35) return "MAGENTA"; - if (n == 36) return "CYAN"; - if (n == 37) return "WHITE"; - if (n == 40) return "BLACK"; - if (n == 41) return "BRED"; - if (n == 42) return "BGREEN"; - if (n == 43) return "BYELLOW"; - if (n == 44) return "BBLUE"; - if (n == 45) return "BMAGENTA"; - if (n == 46) return "BCYAN"; - if (n == 47) return "BWHITE"; - } - { - while (match($0, /\033\[[0-9;]*m/) != 0) { - printf "%s<", substr($0, 1, RSTART-1); - codes = substr($0, RSTART+2, RLENGTH-3); - if (length(codes) == 0) - printf "%s", name(0) - else { - n = split(codes, ary, ";"); - sep = ""; - for (i = 1; i <= n; i++) { - printf "%s%s", sep, name(ary[i]); - sep = ";" - } - } - printf ">"; - $0 = substr($0, RSTART + RLENGTH, length($0) - RSTART - RLENGTH + 1); - } - print - } - ' -} - -nul_to_q () { - perl -pe 'y/\000/Q/' -} - -q_to_nul () { - perl -pe 'y/Q/\000/' -} - -q_to_cr () { - tr Q '\015' -} - -q_to_tab () { - tr Q '\011' -} - -append_cr () { - sed -e 's/$/Q/' | tr Q '\015' -} - -remove_cr () { - tr '\015' Q | sed -e 's/Q$//' -} - -# In some bourne shell implementations, the "unset" builtin returns -# nonzero status when a variable to be unset was not set in the first -# place. -# -# Use sane_unset when that should not be considered an error. - -sane_unset () { - unset "$@" - return 0 -} - -test_tick () { - if test -z "${test_tick+set}" - then - test_tick=1112911993 - else - test_tick=$(($test_tick + 60)) - fi - GIT_COMMITTER_DATE="$test_tick -0700" - GIT_AUTHOR_DATE="$test_tick -0700" - export GIT_COMMITTER_DATE GIT_AUTHOR_DATE -} - -# Call test_commit with the arguments "<message> [<file> [<contents>]]" -# -# This will commit a file with the given contents and the given commit -# message. It will also add a tag with <message> as name. -# -# Both <file> and <contents> default to <message>. - -test_commit () { - file=${2:-"$1.t"} - echo "${3-$1}" > "$file" && - git add "$file" && - test_tick && - git commit -m "$1" && - git tag "$1" -} - -# Call test_merge with the arguments "<message> <commit>", where <commit> -# can be a tag pointing to the commit-to-merge. - -test_merge () { - test_tick && - git merge -m "$1" "$2" && - git tag "$1" -} - -# This function helps systems where core.filemode=false is set. -# Use it instead of plain 'chmod +x' to set or unset the executable bit -# of a file in the working directory and add it to the index. - -test_chmod () { - chmod "$@" && - git update-index --add "--chmod=$@" -} - -# Use test_set_prereq to tell that a particular prerequisite is available. -# The prerequisite can later be checked for in two ways: -# -# - Explicitly using test_have_prereq. -# -# - Implicitly by specifying the prerequisite tag in the calls to -# test_expect_{success,failure,code}. -# -# The single parameter is the prerequisite tag (a simple word, in all -# capital letters by convention). - -test_set_prereq () { - satisfied="$satisfied$1 " -} -satisfied=" " - -test_have_prereq () { - # prerequisites can be concatenated with ',' - save_IFS=$IFS - IFS=, - set -- $* - IFS=$save_IFS - - total_prereq=0 - ok_prereq=0 - missing_prereq= - - for prerequisite - do - total_prereq=$(($total_prereq + 1)) - case $satisfied in - *" $prerequisite "*) - ok_prereq=$(($ok_prereq + 1)) - ;; - *) - # Keep a list of missing prerequisites - if test -z "$missing_prereq" - then - missing_prereq=$prerequisite - else - missing_prereq="$prerequisite,$missing_prereq" - fi - esac - done - - test $total_prereq = $ok_prereq -} - -test_declared_prereq () { - case ",$test_prereq," in - *,$1,*) - return 0 - ;; - esac - return 1 -} +# The user-facing functions are loaded from a separate file so that +# test_perf subshells can have them too +. "${TEST_DIRECTORY:-.}"/test-lib-functions.sh # You are not expected to call test_ok_ and test_failure_ directly, use # the text_expect_* functions instead. @@ -452,15 +261,26 @@ test_debug () { test "$debug" = "" || eval "$1" } +test_eval_ () { + # This is a separate function because some tests use + # "return" to end a test_expect_success block early. + eval </dev/null >&3 2>&4 "$*" +} + test_run_ () { test_cleanup=: - eval >&3 2>&4 "$1" + expecting_failure=$2 + test_eval_ "$1" eval_ret=$? - eval >&3 2>&4 "$test_cleanup" + + if test -z "$immediate" || test $eval_ret = 0 || test -n "$expecting_failure" + then + test_eval_ "$test_cleanup" + fi if test "$verbose" = "t" && test -n "$HARNESS_ACTIVE"; then echo "" fi - return 0 + return "$eval_ret" } test_skip () { @@ -497,327 +317,27 @@ test_skip () { esac } -test_expect_failure () { - test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq= - test "$#" = 2 || - error "bug in the test script: not 2 or 3 parameters to test-expect-failure" - export test_prereq - if ! test_skip "$@" - then - say >&3 "checking known breakage: $2" - test_run_ "$2" - if [ "$?" = 0 -a "$eval_ret" = 0 ] - then - test_known_broken_ok_ "$1" - else - test_known_broken_failure_ "$1" - fi - fi - echo >&3 "" -} - -test_expect_success () { - test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq= - test "$#" = 2 || - error "bug in the test script: not 2 or 3 parameters to test-expect-success" - export test_prereq - if ! test_skip "$@" - then - say >&3 "expecting success: $2" - test_run_ "$2" - if [ "$?" = 0 -a "$eval_ret" = 0 ] - then - test_ok_ "$1" - else - test_failure_ "$@" - fi - fi - echo >&3 "" -} - -# test_external runs external test scripts that provide continuous -# test output about their progress, and succeeds/fails on -# zero/non-zero exit code. It outputs the test output on stdout even -# in non-verbose mode, and announces the external script with "# run -# <n>: ..." before running it. When providing relative paths, keep in -# mind that all scripts run in "trash directory". -# Usage: test_external description command arguments... -# Example: test_external 'Perl API' perl ../path/to/test.pl -test_external () { - test "$#" = 4 && { test_prereq=$1; shift; } || test_prereq= - test "$#" = 3 || - error >&5 "bug in the test script: not 3 or 4 parameters to test_external" - descr="$1" - shift - export test_prereq - if ! test_skip "$descr" "$@" - then - # Announce the script to reduce confusion about the - # test output that follows. - say_color "" "# run $test_count: $descr ($*)" - # Export TEST_DIRECTORY, TRASH_DIRECTORY and GIT_TEST_LONG - # to be able to use them in script - export TEST_DIRECTORY TRASH_DIRECTORY GIT_TEST_LONG - # Run command; redirect its stderr to &4 as in - # test_run_, but keep its stdout on our stdout even in - # non-verbose mode. - "$@" 2>&4 - if [ "$?" = 0 ] - then - if test $test_external_has_tap -eq 0; then - test_ok_ "$descr" - else - say_color "" "# test_external test $descr was ok" - test_success=$(($test_success + 1)) - fi - else - if test $test_external_has_tap -eq 0; then - test_failure_ "$descr" "$@" - else - say_color error "# test_external test $descr failed: $@" - test_failure=$(($test_failure + 1)) - fi - fi - fi -} - -# Like test_external, but in addition tests that the command generated -# no output on stderr. -test_external_without_stderr () { - # The temporary file has no (and must have no) security - # implications. - tmp="$TMPDIR"; if [ -z "$tmp" ]; then tmp=/tmp; fi - stderr="$tmp/git-external-stderr.$$.tmp" - test_external "$@" 4> "$stderr" - [ -f "$stderr" ] || error "Internal error: $stderr disappeared." - descr="no stderr: $1" - shift - say >&3 "# expecting no stderr from previous command" - if [ ! -s "$stderr" ]; then - rm "$stderr" - - if test $test_external_has_tap -eq 0; then - test_ok_ "$descr" - else - say_color "" "# test_external_without_stderr test $descr was ok" - test_success=$(($test_success + 1)) - fi - else - if [ "$verbose" = t ]; then - output=`echo; echo "# Stderr is:"; cat "$stderr"` - else - output= - fi - # rm first in case test_failure exits. - rm "$stderr" - if test $test_external_has_tap -eq 0; then - test_failure_ "$descr" "$@" "$output" - else - say_color error "# test_external_without_stderr test $descr failed: $@: $output" - test_failure=$(($test_failure + 1)) - fi - fi -} - -# debugging-friendly alternatives to "test [-f|-d|-e]" -# The commands test the existence or non-existence of $1. $2 can be -# given to provide a more precise diagnosis. -test_path_is_file () { - if ! [ -f "$1" ] - then - echo "File $1 doesn't exist. $*" - false - fi -} - -test_path_is_dir () { - if ! [ -d "$1" ] - then - echo "Directory $1 doesn't exist. $*" - false - fi -} - -test_path_is_missing () { - if [ -e "$1" ] - then - echo "Path exists:" - ls -ld "$1" - if [ $# -ge 1 ]; then - echo "$*" - fi - false - fi -} - -# test_line_count checks that a file has the number of lines it -# ought to. For example: -# -# test_expect_success 'produce exactly one line of output' ' -# do something >output && -# test_line_count = 1 output -# ' -# -# is like "test $(wc -l <output) = 1" except that it passes the -# output through when the number of lines is wrong. - -test_line_count () { - if test $# != 3 - then - error "bug in the test script: not 3 parameters to test_line_count" - elif ! test $(wc -l <"$3") "$1" "$2" - then - echo "test_line_count: line count for $3 !$1 $2" - cat "$3" - return 1 - fi -} - -# This is not among top-level (test_expect_success | test_expect_failure) -# but is a prefix that can be used in the test script, like: -# -# test_expect_success 'complain and die' ' -# do something && -# do something else && -# test_must_fail git checkout ../outerspace -# ' -# -# Writing this as "! git checkout ../outerspace" is wrong, because -# the failure could be due to a segv. We want a controlled failure. - -test_must_fail () { - "$@" - exit_code=$? - if test $exit_code = 0; then - echo >&2 "test_must_fail: command succeeded: $*" - return 1 - elif test $exit_code -gt 129 -a $exit_code -le 192; then - echo >&2 "test_must_fail: died by signal: $*" - return 1 - elif test $exit_code = 127; then - echo >&2 "test_must_fail: command not found: $*" - return 1 - fi - return 0 -} - -# Similar to test_must_fail, but tolerates success, too. This is -# meant to be used in contexts like: -# -# test_expect_success 'some command works without configuration' ' -# test_might_fail git config --unset all.configuration && -# do something -# ' -# -# Writing "git config --unset all.configuration || :" would be wrong, -# because we want to notice if it fails due to segv. - -test_might_fail () { - "$@" - exit_code=$? - if test $exit_code -gt 129 -a $exit_code -le 192; then - echo >&2 "test_might_fail: died by signal: $*" - return 1 - elif test $exit_code = 127; then - echo >&2 "test_might_fail: command not found: $*" - return 1 - fi - return 0 -} - -# Similar to test_must_fail and test_might_fail, but check that a -# given command exited with a given exit code. Meant to be used as: -# -# test_expect_success 'Merge with d/f conflicts' ' -# test_expect_code 1 git merge "merge msg" B master -# ' - -test_expect_code () { - want_code=$1 - shift - "$@" - exit_code=$? - if test $exit_code = $want_code - then - echo >&2 "test_expect_code: command exited with $exit_code: $*" - return 0 - else - echo >&2 "test_expect_code: command exited with $exit_code, we wanted $want_code $*" - return 1 - fi -} - -# test_cmp is a helper function to compare actual and expected output. -# You can use it like: -# -# test_expect_success 'foo works' ' -# echo expected >expected && -# foo >actual && -# test_cmp expected actual -# ' -# -# This could be written as either "cmp" or "diff -u", but: -# - cmp's output is not nearly as easy to read as diff -u -# - not all diff versions understand "-u" - -test_cmp() { - $GIT_TEST_CMP "$@" -} - -# This function can be used to schedule some commands to be run -# unconditionally at the end of the test to restore sanity: -# -# test_expect_success 'test core.capslock' ' -# git config core.capslock true && -# test_when_finished "git config --unset core.capslock" && -# hello world -# ' -# -# That would be roughly equivalent to -# -# test_expect_success 'test core.capslock' ' -# git config core.capslock true && -# hello world -# git config --unset core.capslock -# ' -# -# except that the greeting and config --unset must both succeed for -# the test to pass. - -test_when_finished () { - test_cleanup="{ $* - } && (exit \"\$eval_ret\"); eval_ret=\$?; $test_cleanup" -} - -# Most tests can use the created repository, but some may need to create more. -# Usage: test_create_repo <directory> -test_create_repo () { - test "$#" = 1 || - error "bug in the test script: not 1 parameter to test-create-repo" - repo="$1" - mkdir -p "$repo" - ( - cd "$repo" || error "Cannot setup test environment" - "$GIT_EXEC_PATH/git-init" "--template=$GIT_BUILD_DIR/templates/blt/" >&3 2>&4 || - error "cannot run git init -- have you built things yet?" - mv .git/hooks .git/hooks-disabled - ) || exit +# stub; perf-lib overrides it +test_at_end_hook_ () { + : } test_done () { GIT_EXIT_OK=t if test -z "$HARNESS_ACTIVE"; then - test_results_dir="$TEST_DIRECTORY/test-results" + test_results_dir="$TEST_OUTPUT_DIRECTORY/test-results" mkdir -p "$test_results_dir" test_results_path="$test_results_dir/${0%.sh}-$$.counts" - echo "total $test_count" >> $test_results_path - echo "success $test_success" >> $test_results_path - echo "fixed $test_fixed" >> $test_results_path - echo "broken $test_broken" >> $test_results_path - echo "failed $test_failure" >> $test_results_path - echo "" >> $test_results_path + cat >>"$test_results_path" <<-EOF + total $test_count + success $test_success + fixed $test_fixed + broken $test_broken + failed $test_failure + + EOF fi if test "$test_fixed" != 0 @@ -845,6 +365,8 @@ test_done () { cd "$(dirname "$remove_trash")" && rm -rf "$(basename "$remove_trash")" + test_at_end_hook_ + exit 0 ;; *) @@ -867,6 +389,12 @@ then # itself. TEST_DIRECTORY=$(pwd) fi +if test -z "$TEST_OUTPUT_DIRECTORY" +then + # Similarly, override this to store the test-results subdir + # elsewhere + TEST_OUTPUT_DIRECTORY=$TEST_DIRECTORY +fi GIT_BUILD_DIR="$TEST_DIRECTORY"/.. if test -n "$valgrind" @@ -891,8 +419,13 @@ then } make_valgrind_symlink () { - # handle only executables - test -x "$1" || return + # handle only executables, unless they are shell libraries that + # need to be in the exec-path. We will just use "#!" as a + # guess for a shell-script, since we have no idea what the user + # may have configured as the shell path. + test -x "$1" || + test "#!" = "$(head -c 2 <"$1")" || + return; base=$(basename "$1") symlink_target=$GIT_BUILD_DIR/$base @@ -918,6 +451,8 @@ then do make_valgrind_symlink $file done + # special-case the mergetools loadables + make_symlink "$GIT_BUILD_DIR"/mergetools "$GIT_VALGRIND/bin/mergetools" OLDIFS=$IFS IFS=: for path in $PATH @@ -954,8 +489,8 @@ fi GIT_TEMPLATE_DIR="$GIT_BUILD_DIR"/templates/blt unset GIT_CONFIG GIT_CONFIG_NOSYSTEM=1 -GIT_CONFIG_NOGLOBAL=1 -export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_CONFIG_NOGLOBAL +GIT_ATTR_NOSYSTEM=1 +export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_ATTR_NOSYSTEM . "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS @@ -995,7 +530,7 @@ test="trash directory.$(basename "$0" .sh)" test -n "$root" && test="$root/$test" case "$test" in /*) TRASH_DIRECTORY="$test" ;; - *) TRASH_DIRECTORY="$TEST_DIRECTORY/$test" ;; + *) TRASH_DIRECTORY="$TEST_OUTPUT_DIRECTORY/$test" ;; esac test ! -z "$debug" || remove_trash=$TRASH_DIRECTORY rm -fr "$test" || { @@ -1004,14 +539,18 @@ rm -fr "$test" || { exit 1 } -test_create_repo "$test" +HOME="$TRASH_DIRECTORY" +export HOME + +if test -z "$TEST_NO_CREATE_REPO"; then + test_create_repo "$test" +else + mkdir -p "$test" +fi # Use -P to resolve symlinks in our working directory so that the cwd # in subprocesses like git equals our $PWD (for pathname comparisons). cd -P "$test" || exit 1 -HOME=$(pwd) -export HOME - this_test=${0##*/} this_test=${this_test%%-*} for skp in $GIT_SKIP_TESTS @@ -1076,8 +615,47 @@ case $(uname -s) in ;; esac +( COLUMNS=1 && test $COLUMNS = 1 ) && test_set_prereq COLUMNS_CAN_BE_1 test -z "$NO_PERL" && test_set_prereq PERL test -z "$NO_PYTHON" && test_set_prereq PYTHON +test -n "$USE_LIBPCRE" && test_set_prereq LIBPCRE +test -z "$NO_GETTEXT" && test_set_prereq GETTEXT + +# Can we rely on git's output in the C locale? +if test -n "$GETTEXT_POISON" +then + GIT_GETTEXT_POISON=YesPlease + export GIT_GETTEXT_POISON + test_set_prereq GETTEXT_POISON +else + test_set_prereq C_LOCALE_OUTPUT +fi + +# Use this instead of test_cmp to compare files that contain expected and +# actual output from git commands that can be translated. When running +# under GETTEXT_POISON this pretends that the command produced expected +# results. +test_i18ncmp () { + test -n "$GETTEXT_POISON" || test_cmp "$@" +} + +# Use this instead of "grep expected-string actual" to see if the +# output from a git command that can be translated either contains an +# expected string, or does not contain an unwanted one. When running +# under GETTEXT_POISON this pretends that the command produced expected +# results. +test_i18ngrep () { + if test -n "$GETTEXT_POISON" + then + : # pretend success + elif test "x!" = "x$1" + then + shift + ! grep "$@" + else + grep "$@" + fi +} # test whether the filesystem supports symbolic links ln -s x y 2>/dev/null && test -h y 2>/dev/null && test_set_prereq SYMLINKS |