diff options
Diffstat (limited to 't/test-lib.sh')
| -rw-r--r-- | t/test-lib.sh | 70 |
1 files changed, 60 insertions, 10 deletions
diff --git a/t/test-lib.sh b/t/test-lib.sh index 0f7a137c7d..515b1af7ed 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -19,13 +19,20 @@ # t/ subdirectory and are run in 'trash directory' subdirectory. if test -z "$TEST_DIRECTORY" then - # We allow tests to override this, in case they want to run tests - # outside of t/, e.g. for running tests on the test library - # itself. - TEST_DIRECTORY=$(pwd) -else # ensure that TEST_DIRECTORY is an absolute path so that it # is valid even if the current working directory is changed + TEST_DIRECTORY=$(pwd) +else + # The TEST_DIRECTORY will always be the path to the "t" + # directory in the git.git checkout. This is overridden by + # e.g. t/lib-subtest.sh, but only because its $(pwd) is + # different. Those tests still set "$TEST_DIRECTORY" to the + # same path. + # + # See use of "$GIT_BUILD_DIR" and "$TEST_DIRECTORY" below for + # hard assumptions about "$GIT_BUILD_DIR/t" existing and being + # the "$TEST_DIRECTORY", and e.g. "$TEST_DIRECTORY/helper" + # needing to exist. TEST_DIRECTORY=$(cd "$TEST_DIRECTORY" && pwd) || exit 1 fi if test -z "$TEST_OUTPUT_DIRECTORY" @@ -34,19 +41,42 @@ then # elsewhere TEST_OUTPUT_DIRECTORY=$TEST_DIRECTORY fi -GIT_BUILD_DIR="$TEST_DIRECTORY"/.. +GIT_BUILD_DIR="${TEST_DIRECTORY%/t}" +if test "$TEST_DIRECTORY" = "$GIT_BUILD_DIR" +then + echo "PANIC: Running in a $TEST_DIRECTORY that doesn't end in '/t'?" >&2 + exit 1 +fi + +# Prepend a string to a VAR using an arbitrary ":" delimiter, not +# adding the delimiter if VAR or VALUE is empty. I.e. a generalized: +# +# VAR=$1${VAR:+${1:+$2}$VAR} +# +# Usage (using ":" as the $2 delimiter): +# +# prepend_var VAR : VALUE +prepend_var () { + eval "$1=$3\${$1:+${3:+$2}\$$1}" +} + +# If [AL]SAN is in effect we want to abort so that we notice +# problems. The GIT_SAN_OPTIONS variable can be used to set common +# defaults shared between [AL]SAN_OPTIONS. +prepend_var GIT_SAN_OPTIONS : abort_on_error=1 +prepend_var GIT_SAN_OPTIONS : strip_path_prefix=\"$GIT_BUILD_DIR/\" # 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} +prepend_var ASAN_OPTIONS : $GIT_SAN_OPTIONS +prepend_var ASAN_OPTIONS : detect_leaks=0 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} +prepend_var LSAN_OPTIONS : $GIT_SAN_OPTIONS +prepend_var LSAN_OPTIONS : fast_unwind_on_malloc=0 export LSAN_OPTIONS if test ! -f "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS @@ -449,6 +479,8 @@ unset VISUAL EMAIL LANGUAGE $("$PERL_PATH" -e ' unset XDG_CACHE_HOME unset XDG_CONFIG_HOME unset GITPERLLIB +unset GIT_TRACE2_PARENT_NAME +unset GIT_TRACE2_PARENT_SID TEST_AUTHOR_LOCALNAME=author TEST_AUTHOR_DOMAIN=example.com GIT_AUTHOR_EMAIL=${TEST_AUTHOR_LOCALNAME}@${TEST_AUTHOR_DOMAIN} @@ -516,11 +548,29 @@ then } else setup_malloc_check () { + local g + local t MALLOC_CHECK_=3 MALLOC_PERTURB_=165 export MALLOC_CHECK_ MALLOC_PERTURB_ + if _GLIBC_VERSION=$(getconf GNU_LIBC_VERSION 2>/dev/null) && + _GLIBC_VERSION=${_GLIBC_VERSION#"glibc "} && + expr 2.34 \<= "$_GLIBC_VERSION" >/dev/null + then + g= + LD_PRELOAD="libc_malloc_debug.so.0" + for t in \ + glibc.malloc.check=1 \ + glibc.malloc.perturb=165 + do + g="${g#:}:$t" + done + GLIBC_TUNABLES=$g + export LD_PRELOAD GLIBC_TUNABLES + fi } teardown_malloc_check () { unset MALLOC_CHECK_ MALLOC_PERTURB_ + unset LD_PRELOAD GLIBC_TUNABLES } fi |