diff options
Diffstat (limited to 't/perf/p7519-fsmonitor.sh')
| -rwxr-xr-x | t/perf/p7519-fsmonitor.sh | 211 |
1 files changed, 158 insertions, 53 deletions
diff --git a/t/perf/p7519-fsmonitor.sh b/t/perf/p7519-fsmonitor.sh index def7ecdbc7..5eb5044a10 100755 --- a/t/perf/p7519-fsmonitor.sh +++ b/t/perf/p7519-fsmonitor.sh @@ -22,7 +22,9 @@ test_description="Test core.fsmonitor" # # GIT_PERF_7519_UNTRACKED_CACHE: used to configure core.untrackedCache # GIT_PERF_7519_SPLIT_INDEX: used to configure core.splitIndex -# GIT_PERF_7519_FSMONITOR: used to configure core.fsMonitor +# GIT_PERF_7519_FSMONITOR: used to configure core.fsMonitor. May be an +# absolute path to an integration. May be a space delimited list of +# absolute paths to integrations. # # The big win for using fsmonitor is the elimination of the need to scan the # working directory looking for changed and untracked files. If the file @@ -30,6 +32,8 @@ test_description="Test core.fsmonitor" # # GIT_PERF_7519_DROP_CACHE: if set, the OS caches are dropped between tests # +# GIT_PERF_7519_TRACE: if set, enable trace logging during the test. +# Trace logs will be grouped by fsmonitor provider. test_perf_large_repo test_checkout_worktree @@ -68,7 +72,33 @@ then fi fi -test_expect_success "setup for fsmonitor" ' +trace_start() { + if test -n "$GIT_PERF_7519_TRACE" + then + name="$1" + TEST_TRACE_DIR="$TEST_OUTPUT_DIRECTORY/test-trace/p7519/" + echo "Writing trace logging to $TEST_TRACE_DIR" + + mkdir -p "$TEST_TRACE_DIR" + + # Start Trace2 logging and any other GIT_TRACE_* logs that you + # want for this named test case. + + GIT_TRACE2_PERF="$TEST_TRACE_DIR/$name.trace2perf" + export GIT_TRACE2_PERF + + >"$GIT_TRACE2_PERF" + fi +} + +trace_stop() { + if test -n "$GIT_PERF_7519_TRACE" + then + unset GIT_TRACE2_PERF + fi +} + +test_expect_success "one time repo setup" ' # set untrackedCache depending on the environment if test -n "$GIT_PERF_7519_UNTRACKED_CACHE" then @@ -88,24 +118,36 @@ test_expect_success "setup for fsmonitor" ' git config core.splitIndex "$GIT_PERF_7519_SPLIT_INDEX" fi && + mkdir 1_file 10_files 100_files 1000_files 10000_files && + for i in $(test_seq 1 10); do touch 10_files/$i; done && + for i in $(test_seq 1 100); do touch 100_files/$i; done && + for i in $(test_seq 1 1000); do touch 1000_files/$i; done && + for i in $(test_seq 1 10000); do touch 10000_files/$i; done && + git add 1_file 10_files 100_files 1000_files 10000_files && + git commit -qm "Add files" && + + # If Watchman exists, watch the work tree and attempt a query. + if test_have_prereq WATCHMAN; then + watchman watch "$GIT_WORK_TREE" && + watchman watch-list | grep -q -F "p7519-fsmonitor" + fi +' + +setup_for_fsmonitor() { # set INTEGRATION_SCRIPT depending on the environment - if test -n "$GIT_PERF_7519_FSMONITOR" + if test -n "$INTEGRATION_PATH" then - INTEGRATION_SCRIPT="$GIT_PERF_7519_FSMONITOR" + INTEGRATION_SCRIPT="$INTEGRATION_PATH" else # # Choose integration script based on existence of Watchman. - # If Watchman exists, watch the work tree and attempt a query. - # If everything succeeds, use Watchman integration script, - # else fall back to an empty integration script. + # Fall back to an empty integration script. # mkdir .git/hooks && if test_have_prereq WATCHMAN then INTEGRATION_SCRIPT=".git/hooks/fsmonitor-watchman" && - cp "$TEST_DIRECTORY/../templates/hooks--fsmonitor-watchman.sample" "$INTEGRATION_SCRIPT" && - watchman watch "$GIT_WORK_TREE" && - watchman watch-list | grep -q -F "$GIT_WORK_TREE" + cp "$TEST_DIRECTORY/../templates/hooks--fsmonitor-watchman.sample" "$INTEGRATION_SCRIPT" else INTEGRATION_SCRIPT=".git/hooks/fsmonitor-empty" && write_script "$INTEGRATION_SCRIPT"<<-\EOF @@ -114,62 +156,110 @@ test_expect_success "setup for fsmonitor" ' fi && git config core.fsmonitor "$INTEGRATION_SCRIPT" && - git update-index --fsmonitor -' + git update-index --fsmonitor 2>error && + if test_have_prereq WATCHMAN + then + test_must_be_empty error # ensure no silent error + else + grep "Empty last update token" error + fi +} -if test -n "$GIT_PERF_7519_DROP_CACHE"; then - test-tool drop-caches -fi +test_perf_w_drop_caches () { + if test -n "$GIT_PERF_7519_DROP_CACHE"; then + test-tool drop-caches + fi -test_perf "status (fsmonitor=$INTEGRATION_SCRIPT)" ' - git status -' + test_perf "$@" +} -if test -n "$GIT_PERF_7519_DROP_CACHE"; then - test-tool drop-caches -fi +test_fsmonitor_suite() { + if test -n "$INTEGRATION_SCRIPT"; then + DESC="fsmonitor=$(basename $INTEGRATION_SCRIPT)" + else + DESC="fsmonitor=disabled" + fi -test_perf "status -uno (fsmonitor=$INTEGRATION_SCRIPT)" ' - git status -uno -' + test_expect_success "test_initialization" ' + git reset --hard && + git status # Warm caches + ' -if test -n "$GIT_PERF_7519_DROP_CACHE"; then - test-tool drop-caches -fi + test_perf_w_drop_caches "status ($DESC)" ' + git status + ' -test_perf "status -uall (fsmonitor=$INTEGRATION_SCRIPT)" ' - git status -uall -' + test_perf_w_drop_caches "status -uno ($DESC)" ' + git status -uno + ' -test_expect_success "setup without fsmonitor" ' - unset INTEGRATION_SCRIPT && - git config --unset core.fsmonitor && - git update-index --no-fsmonitor -' + test_perf_w_drop_caches "status -uall ($DESC)" ' + git status -uall + ' -if test -n "$GIT_PERF_7519_DROP_CACHE"; then - test-tool drop-caches -fi + # Update the mtimes on upto 100k files to make status think + # that they are dirty. For simplicity, omit any files with + # LFs (i.e. anything that ls-files thinks it needs to dquote). + # Then fully backslash-quote the paths to capture any + # whitespace so that they pass thru xargs properly. + # + test_perf_w_drop_caches "status (dirty) ($DESC)" ' + git ls-files | \ + head -100000 | \ + grep -v \" | \ + sed '\''s/\(.\)/\\\1/g'\'' | \ + xargs test-tool chmtime -300 && + git status + ' -test_perf "status (fsmonitor=$INTEGRATION_SCRIPT)" ' - git status -' + test_perf_w_drop_caches "diff ($DESC)" ' + git diff + ' -if test -n "$GIT_PERF_7519_DROP_CACHE"; then - test-tool drop-caches -fi + test_perf_w_drop_caches "diff HEAD ($DESC)" ' + git diff HEAD + ' -test_perf "status -uno (fsmonitor=$INTEGRATION_SCRIPT)" ' - git status -uno -' + test_perf_w_drop_caches "diff -- 0_files ($DESC)" ' + git diff -- 1_file + ' -if test -n "$GIT_PERF_7519_DROP_CACHE"; then - test-tool drop-caches -fi + test_perf_w_drop_caches "diff -- 10_files ($DESC)" ' + git diff -- 10_files + ' -test_perf "status -uall (fsmonitor=$INTEGRATION_SCRIPT)" ' - git status -uall -' + test_perf_w_drop_caches "diff -- 100_files ($DESC)" ' + git diff -- 100_files + ' + + test_perf_w_drop_caches "diff -- 1000_files ($DESC)" ' + git diff -- 1000_files + ' + + test_perf_w_drop_caches "diff -- 10000_files ($DESC)" ' + git diff -- 10000_files + ' + + test_perf_w_drop_caches "add ($DESC)" ' + git add --all + ' +} + +# +# Run a full set of perf tests using each Hook-based fsmonitor provider, +# such as Watchman. +# + +trace_start fsmonitor-watchman +if test -n "$GIT_PERF_7519_FSMONITOR"; then + for INTEGRATION_PATH in $GIT_PERF_7519_FSMONITOR; do + test_expect_success "setup for fsmonitor $INTEGRATION_PATH" 'setup_for_fsmonitor' + test_fsmonitor_suite + done +else + test_expect_success "setup for fsmonitor" 'setup_for_fsmonitor' + test_fsmonitor_suite +fi if test_have_prereq WATCHMAN then @@ -179,5 +269,20 @@ then # preventing the removal of the trash directory watchman shutdown-server >/dev/null 2>&1 fi +trace_stop + +# +# Run a full set of perf tests with the fsmonitor feature disabled. +# + +trace_start fsmonitor-disabled +test_expect_success "setup without fsmonitor" ' + unset INTEGRATION_SCRIPT && + git config --unset core.fsmonitor && + git update-index --no-fsmonitor +' + +test_fsmonitor_suite +trace_stop test_done |