diff options
| -rw-r--r-- | t/test-lib.sh | 106 |
1 files changed, 84 insertions, 22 deletions
diff --git a/t/test-lib.sh b/t/test-lib.sh index 8944e70e5c..5b5ea6d386 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -204,6 +204,15 @@ do --valgrind-only=*) valgrind_only=$(expr "z$1" : 'z[^=]*=\(.*\)') shift ;; + --valgrind-parallel=*) + valgrind_parallel=$(expr "z$1" : 'z[^=]*=\(.*\)') + shift ;; + --valgrind-only-stride=*) + valgrind_only_stride=$(expr "z$1" : 'z[^=]*=\(.*\)') + shift ;; + --valgrind-only-offset=*) + valgrind_only_offset=$(expr "z$1" : 'z[^=]*=\(.*\)') + shift ;; --tee) shift ;; # was handled already --root=*) @@ -217,7 +226,7 @@ do esac done -if test -n "$valgrind_only" +if test -n "$valgrind_only" || test -n "$valgrind_only_stride" then test -z "$valgrind" && valgrind=memcheck test -z "$verbose" && verbose_only="$valgrind_only" @@ -367,7 +376,9 @@ maybe_teardown_verbose () { last_verbose=t maybe_setup_verbose () { test -z "$verbose_only" && return - if match_pattern_list $test_count $verbose_only + if match_pattern_list $test_count $verbose_only || + { test -n "$valgrind_only_stride" && + expr $test_count "%" $valgrind_only_stride - $valgrind_only_offset = 0 >/dev/null; } then exec 4>&2 3>&1 # Emit a delimiting blank line when going from @@ -391,7 +402,7 @@ maybe_teardown_valgrind () { maybe_setup_valgrind () { test -z "$GIT_VALGRIND" && return - if test -z "$valgrind_only" + if test -z "$valgrind_only" && test -z "$valgrind_only_stride" then GIT_VALGRIND_ENABLED=t return @@ -400,6 +411,10 @@ maybe_setup_valgrind () { if match_pattern_list $test_count $valgrind_only then GIT_VALGRIND_ENABLED=t + elif test -n "$valgrind_only_stride" && + expr $test_count "%" $valgrind_only_stride - $valgrind_only_offset = 0 >/dev/null + then + GIT_VALGRIND_ENABLED=t fi } @@ -552,6 +567,9 @@ test_done () { esac } + +# Set up a directory that we can put in PATH which redirects all git +# calls to 'valgrind git ...'. if test -n "$valgrind" then make_symlink () { @@ -599,33 +617,42 @@ then make_symlink "$symlink_target" "$GIT_VALGRIND/bin/$base" || exit } - # override all git executables in TEST_DIRECTORY/.. - GIT_VALGRIND=$TEST_DIRECTORY/valgrind - mkdir -p "$GIT_VALGRIND"/bin - for file in $GIT_BUILD_DIR/git* $GIT_BUILD_DIR/test-* - 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 $PATH - do - ls "$path"/git-* 2> /dev/null | - while read file + # In the case of --valgrind-parallel, we only need to do the + # wrapping once, in the main script. The worker children all + # have $valgrind_only_stride set, so we can skip based on that. + if test -z "$valgrind_only_stride" + then + # override all git executables in TEST_DIRECTORY/.. + GIT_VALGRIND=$TEST_DIRECTORY/valgrind + mkdir -p "$GIT_VALGRIND"/bin + for file in $GIT_BUILD_DIR/git* $GIT_BUILD_DIR/test-* do - make_valgrind_symlink "$file" + make_valgrind_symlink $file done - done - IFS=$OLDIFS + # special-case the mergetools loadables + make_symlink "$GIT_BUILD_DIR"/mergetools "$GIT_VALGRIND/bin/mergetools" + OLDIFS=$IFS + IFS=: + for path in $PATH + do + ls "$path"/git-* 2> /dev/null | + while read file + do + make_valgrind_symlink "$file" + done + done + IFS=$OLDIFS + fi PATH=$GIT_VALGRIND/bin:$PATH GIT_EXEC_PATH=$GIT_VALGRIND/bin export GIT_VALGRIND GIT_VALGRIND_MODE="$valgrind" export GIT_VALGRIND_MODE GIT_VALGRIND_ENABLED=t - test -n "$valgrind_only" && GIT_VALGRIND_ENABLED= + if test -n "$valgrind_only" || test -n "$valgrind_only_stride" + then + GIT_VALGRIND_ENABLED= + fi export GIT_VALGRIND_ENABLED elif test -n "$GIT_TEST_INSTALLED" then @@ -711,6 +738,41 @@ then else mkdir -p "$TRASH_DIRECTORY" fi + +# Gross hack to spawn N sub-instances of the tests in parallel, and +# summarize the results. Note that if this is enabled, the script +# terminates at the end of this 'if' block. +if test -n "$valgrind_parallel" +then + for i in $(test_seq 1 $valgrind_parallel) + do + root="$TRASH_DIRECTORY/vgparallel-$i" + mkdir "$root" + TEST_OUTPUT_DIRECTORY="$root" \ + ${SHELL_PATH} "$0" \ + --root="$root" --statusprefix="[$i] " \ + --valgrind="$valgrind" \ + --valgrind-only-stride="$valgrind_parallel" \ + --valgrind-only-offset="$i" & + pids="$pids $!" + done + trap "kill $pids" INT TERM HUP + wait $pids + trap - INT TERM HUP + for i in $(test_seq 1 $valgrind_parallel) + do + root="$TRASH_DIRECTORY/vgparallel-$i" + eval "$(cat "$root/test-results/$(basename "$0" .sh)"-*.counts | + sed 's/^\([a-z][a-z]*\) \([0-9][0-9]*\)/inner_\1=\2/')" + test_count=$(expr $test_count + $inner_total) + test_success=$(expr $test_success + $inner_success) + test_fixed=$(expr $test_fixed + $inner_fixed) + test_broken=$(expr $test_broken + $inner_broken) + test_failure=$(expr $test_failure + $inner_failed) + done + test_done +fi + # Use -P to resolve symlinks in our working directory so that the cwd # in subprocesses like git equals our $PWD (for pathname comparisons). cd -P "$TRASH_DIRECTORY" || exit 1 |