diff options
Diffstat (limited to 't/test-lib.sh')
| -rw-r--r-- | t/test-lib.sh | 234 |
1 files changed, 149 insertions, 85 deletions
diff --git a/t/test-lib.sh b/t/test-lib.sh index 8d25cb7c18..8bb0f4348e 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -36,6 +36,19 @@ then fi GIT_BUILD_DIR="$TEST_DIRECTORY"/.. +# If we were built with ASAN, it may complain about leaks +# of program-lifetime variables. Disable it by default to lower +# the noise level. This needs to happen at the start of the script, +# before we even do our "did we build git yet" check (since we don't +# want that one to complain to stderr). +: ${ASAN_OPTIONS=detect_leaks=0:abort_on_error=1} +export ASAN_OPTIONS + +# If LSAN is in effect we _do_ want leak checking, but we still +# want to abort so that we notice the problems. +: ${LSAN_OPTIONS=abort_on_error=1} +export LSAN_OPTIONS + ################################################################ # It appears that people try to run tests without building... "$GIT_BUILD_DIR/git" >/dev/null @@ -67,7 +80,7 @@ done,*) # from any previous runs. >"$GIT_TEST_TEE_OUTPUT_FILE" - (GIT_TEST_TEE_STARTED=done ${SHELL_PATH} "$0" "$@" 2>&1; + (GIT_TEST_TEE_STARTED=done ${TEST_SHELL_PATH} "$0" "$@" 2>&1; echo $? >"$BASE.exit") | tee -a "$GIT_TEST_TEE_OUTPUT_FILE" test "$(cat "$BASE.exit")" = 0 exit @@ -91,7 +104,6 @@ unset VISUAL EMAIL LANGUAGE COLUMNS $("$PERL_PATH" -e ' my $ok = join("|", qw( TRACE DEBUG - USE_LOOKUP TEST .*_TEST PROVE @@ -104,6 +116,7 @@ unset VISUAL EMAIL LANGUAGE COLUMNS $("$PERL_PATH" -e ' my @vars = grep(/^GIT_/ && !/^GIT_($ok)/o, @env); print join("\n", @vars); ') +unset XDG_CACHE_HOME unset XDG_CONFIG_HOME unset GITPERLLIB GIT_AUTHOR_EMAIL=author@example.com @@ -148,9 +161,6 @@ else } fi -: ${ASAN_OPTIONS=detect_leaks=0} -export ASAN_OPTIONS - # Protect ourselves from common misconfiguration to export # CDPATH into the environment unset CDPATH @@ -166,13 +176,16 @@ esac # Convenience # -# A regexp to match 5 and 40 hexdigits +# A regexp to match 5, 35 and 40 hexdigits _x05='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]' -_x40="$_x05$_x05$_x05$_x05$_x05$_x05$_x05$_x05" +_x35="$_x05$_x05$_x05$_x05$_x05$_x05$_x05" +_x40="$_x35$_x05" # Zero SHA-1 _z40=0000000000000000000000000000000000000000 +OID_REGEX="$_x40" +ZERO_OID=$_z40 EMPTY_TREE=4b825dc642cb6eb9a060e54bf8d69288fbee4904 EMPTY_BLOB=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 @@ -184,7 +197,7 @@ LF=' # when case-folding filenames u200c=$(printf '\342\200\214') -export _x05 _x40 _z40 LF u200c EMPTY_TREE EMPTY_BLOB +export _x05 _x35 _x40 _z40 LF u200c EMPTY_TREE EMPTY_BLOB ZERO_OID OID_REGEX # Each test should start with something like this, after copyright notices: # @@ -253,8 +266,24 @@ do GIT_TEST_CHAIN_LINT=0 shift ;; -x) - trace=t - verbose=t + # Some test scripts can't be reliably traced with '-x', + # unless the test is run with a Bash version supporting + # BASH_XTRACEFD (introduced in Bash v4.1). Check whether + # this test is marked as such, and ignore '-x' if it + # isn't executed with a suitable Bash version. + if test -z "$test_untraceable" || { + test -n "$BASH_VERSION" && { + test ${BASH_VERSINFO[0]} -gt 4 || { + test ${BASH_VERSINFO[0]} -eq 4 && + test ${BASH_VERSINFO[1]} -ge 1 + } + } + } + then + trace=t + else + echo >&2 "warning: ignoring -x; '$0' is untraceable without BASH_XTRACEFD" + fi shift ;; --verbose-log) verbose_log=t @@ -270,6 +299,11 @@ then test -z "$verbose" && verbose_only="$valgrind_only" elif test -n "$valgrind" then + test -z "$verbose_log" && verbose=t +fi + +if test -n "$trace" && test -z "$verbose_log" +then verbose=t fi @@ -576,7 +610,9 @@ maybe_setup_valgrind () { } want_trace () { - test "$trace" = t && test "$verbose" = t + test "$trace" = t && { + test "$verbose" = t || test "$verbose_log" = t + } } # This is a separate function because some tests use @@ -591,26 +627,40 @@ test_eval_inner_ () { } test_eval_ () { - # We run this block with stderr redirected to avoid extra cruft - # during a "-x" trace. Once in "set -x" mode, we cannot prevent + # If "-x" tracing is in effect, then we want to avoid polluting stderr + # with non-test commands. But once in "set -x" mode, we cannot prevent # the shell from printing the "set +x" to turn it off (nor the saving # of $? before that). But we can make sure that the output goes to # /dev/null. # - # The test itself is run with stderr put back to &4 (so either to - # /dev/null, or to the original stderr if --verbose was used). + # There are a few subtleties here: + # + # - we have to redirect descriptor 4 in addition to 2, to cover + # BASH_XTRACEFD + # + # - the actual eval has to come before the redirection block (since + # it needs to see descriptor 4 to set up its stderr) + # + # - likewise, any error message we print must be outside the block to + # access descriptor 4 + # + # - checking $? has to come immediately after the eval, but it must + # be _inside_ the block to avoid polluting the "set -x" output + # + + test_eval_inner_ "$@" </dev/null >&3 2>&4 { - test_eval_inner_ "$@" </dev/null >&3 2>&4 test_eval_ret_=$? if want_trace then set +x - if test "$test_eval_ret_" != 0 - then - say_color error >&4 "error: last command exited with \$?=$test_eval_ret_" - fi fi - } 2>/dev/null + } 2>/dev/null 4>&2 + + if test "$test_eval_ret_" != 0 && want_trace + then + say_color error >&4 "error: last command exited with \$?=$test_eval_ret_" + fi return $test_eval_ret_ } @@ -625,7 +675,8 @@ test_run_ () { trace= # 117 is magic because it is unlikely to match the exit # code of other programs - if test "OK-117" != "$(test_eval_ "(exit 117) && $1${LF}${LF}echo OK-\$?" 3>&1)" + if $(printf '%s\n' "$1" | sed -f "$GIT_BUILD_DIR/t/chainlint.sed" | grep -q '?![A-Z][A-Z]*?!') || + test "OK-117" != "$(test_eval_ "(exit 117) && $1${LF}${LF}echo OK-\$?" 3>&1)" then error "bug in the test script: broken &&-chain or run-away HERE-DOC: $1" fi @@ -745,26 +796,36 @@ test_done () { fi case "$test_failure" in 0) - # Maybe print SKIP message - if test -n "$skip_all" && test $test_count -gt 0 - then - error "Can't use skip_all after running some tests" - fi - test -z "$skip_all" || skip_all=" # SKIP $skip_all" - if test $test_external_has_tap -eq 0 then if test $test_remaining -gt 0 then say_color pass "# passed all $msg" fi - say "1..$test_count$skip_all" + + # Maybe print SKIP message + test -z "$skip_all" || skip_all="# SKIP $skip_all" + case "$test_count" in + 0) + say "1..$test_count${skip_all:+ $skip_all}" + ;; + *) + test -z "$skip_all" || + say_color warn "$skip_all" + say "1..$test_count" + ;; + esac fi - test -d "$remove_trash" && - cd "$(dirname "$remove_trash")" && - rm -rf "$(basename "$remove_trash")" + if test -z "$debug" + then + test -d "$TRASH_DIRECTORY" || + error "Tests passed but trash directory already removed before test cleanup; aborting" + cd "$TRASH_DIRECTORY/.." && + rm -fr "$TRASH_DIRECTORY" || + error "Tests passed but test cleanup failed; aborting" + fi test_at_end_hook_ exit 0 ;; @@ -899,16 +960,16 @@ then fi fi -GITPERLLIB="$GIT_BUILD_DIR"/perl/blib/lib:"$GIT_BUILD_DIR"/perl/blib/arch/auto/Git +GITPERLLIB="$GIT_BUILD_DIR"/perl/build/lib export GITPERLLIB test -d "$GIT_BUILD_DIR"/templates/blt || { error "You haven't built things yet, have you?" } -if ! test -x "$GIT_BUILD_DIR"/t/helper/test-chmtime +if ! test -x "$GIT_BUILD_DIR"/t/helper/test-tool then - echo >&2 'You need to build test-chmtime:' - echo >&2 'Run "make t/helper/test-chmtime" in the source (toplevel) directory' + echo >&2 'You need to build test-tool:' + echo >&2 'Run "make t/helper/test-tool" in the source (toplevel) directory' exit 1 fi @@ -919,7 +980,6 @@ case "$TRASH_DIRECTORY" in /*) ;; # absolute path is good *) TRASH_DIRECTORY="$TEST_OUTPUT_DIRECTORY/$TRASH_DIRECTORY" ;; esac -test ! -z "$debug" || remove_trash=$TRASH_DIRECTORY rm -fr "$TRASH_DIRECTORY" || { GIT_EXIT_OK=t echo >&5 "FATAL: Cannot prepare test area" @@ -977,9 +1037,6 @@ case $uname_s in find () { /usr/bin/find "$@" } - sum () { - md5sum "$@" - } # git sees Windows-style pwd pwd () { builtin pwd -W @@ -1009,8 +1066,11 @@ esac ( COLUMNS=1 && test $COLUMNS = 1 ) && test_set_prereq COLUMNS_CAN_BE_1 test -z "$NO_PERL" && test_set_prereq PERL +test -z "$NO_PTHREADS" && test_set_prereq PTHREADS test -z "$NO_PYTHON" && test_set_prereq PYTHON -test -n "$USE_LIBPCRE" && test_set_prereq LIBPCRE +test -n "$USE_LIBPCRE1$USE_LIBPCRE2" && test_set_prereq PCRE +test -n "$USE_LIBPCRE1" && test_set_prereq LIBPCRE1 +test -n "$USE_LIBPCRE2" && test_set_prereq LIBPCRE2 test -z "$NO_GETTEXT" && test_set_prereq GETTEXT # Can we rely on git's output in the C locale? @@ -1023,42 +1083,10 @@ 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_lazy_prereq PIPE ' # test whether the filesystem supports FIFOs - case $(uname -s) in - CYGWIN*|MINGW*) - false - ;; - *) - rm -f testfifo && mkfifo testfifo - ;; - esac + test_have_prereq !MINGW,!CYGWIN && + rm -f testfifo && mkfifo testfifo ' test_lazy_prereq SYMLINKS ' @@ -1076,17 +1104,26 @@ test_lazy_prereq CASE_INSENSITIVE_FS ' test "$(cat CamelCase)" != good ' +test_lazy_prereq FUNNYNAMES ' + test_have_prereq !MINGW && + touch -- \ + "FUNNYNAMES tab embedded" \ + "FUNNYNAMES \"quote embedded\"" \ + "FUNNYNAMES newline +embedded" 2>/dev/null && + rm -- \ + "FUNNYNAMES tab embedded" \ + "FUNNYNAMES \"quote embedded\"" \ + "FUNNYNAMES newline +embedded" 2>/dev/null +' + test_lazy_prereq UTF8_NFD_TO_NFC ' # check whether FS converts nfd unicode to nfc auml=$(printf "\303\244") aumlcdiar=$(printf "\141\314\210") >"$auml" && - case "$(echo *)" in - "$aumlcdiar") - true ;; - *) - false ;; - esac + test -f "$aumlcdiar" ' test_lazy_prereq AUTOIDENT ' @@ -1099,6 +1136,10 @@ test_lazy_prereq EXPENSIVE ' test -n "$GIT_TEST_LONG" ' +test_lazy_prereq EXPENSIVE_ON_WINDOWS ' + test_have_prereq EXPENSIVE || test_have_prereq !MINGW,!CYGWIN +' + test_lazy_prereq USR_BIN_TIME ' test -x /usr/bin/time ' @@ -1154,7 +1195,19 @@ run_with_limited_cmdline () { (ulimit -s 128 && "$@") } -test_lazy_prereq CMDLINE_LIMIT 'run_with_limited_cmdline true' +test_lazy_prereq CMDLINE_LIMIT ' + test_have_prereq !MINGW,!CYGWIN && + run_with_limited_cmdline true +' + +run_with_limited_stack () { + (ulimit -s 128 && "$@") +} + +test_lazy_prereq ULIMIT_STACK_SIZE ' + test_have_prereq !MINGW,!CYGWIN && + run_with_limited_stack true +' build_option () { git version --build-options | @@ -1165,5 +1218,16 @@ test_lazy_prereq LONG_IS_64BIT ' test 8 -le "$(build_option sizeof-long)" ' -test_lazy_prereq TIME_IS_64BIT 'test-date is64bit' -test_lazy_prereq TIME_T_IS_64BIT 'test-date time_t-is64bit' +test_lazy_prereq TIME_IS_64BIT 'test-tool date is64bit' +test_lazy_prereq TIME_T_IS_64BIT 'test-tool date time_t-is64bit' + +test_lazy_prereq CURL ' + curl --version +' + +# SHA1 is a test if the hash algorithm in use is SHA-1. This is both for tests +# which will not work with other hash algorithms and tests that work but don't +# test anything meaningful (e.g. special values which cause short collisions). +test_lazy_prereq SHA1 ' + test $(git hash-object /dev/null) = e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 +' |