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Merge branch 'nk/perf-fsmonitor'
Add t/perf support for fsmonitor. * nk/perf-fsmonitor: t/perf/fsmonitor: add benchmark for dirty status t/perf/fsmonitor: perf comparison of multiple fsmonitor integrations t/perf/fsmonitor: initialize test with git reset t/perf/fsmonitor: factor setup for fsmonitor into function t/perf/fsmonitor: silence initial git commit t/perf/fsmonitor: shorten DESC to basename t/perf/fsmonitor: factor description out for readability t/perf/fsmonitor: improve error message if typoing hook name t/perf/fsmonitor: move watchman setup to one-time-repo-setup t/perf/fsmonitor: separate one time repo initialization
This commit is contained in:
Junio C Hamano
commit
a643735c17
1 changed files with 63 additions and 31 deletions
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@ -22,7 +22,9 @@ test_description="Test core.fsmonitor"
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#
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# GIT_PERF_7519_UNTRACKED_CACHE: used to configure core.untrackedCache
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# GIT_PERF_7519_SPLIT_INDEX: used to configure core.splitIndex
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# GIT_PERF_7519_FSMONITOR: used to configure core.fsMonitor
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# GIT_PERF_7519_FSMONITOR: used to configure core.fsMonitor. May be an
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# absolute path to an integration. May be a space delimited list of
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# absolute paths to integrations.
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#
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# The big win for using fsmonitor is the elimination of the need to scan the
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# working directory looking for changed and untracked files. If the file
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@ -68,7 +70,7 @@ then
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fi
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fi
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test_expect_success "setup for fsmonitor" '
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test_expect_success "one time repo setup" '
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# set untrackedCache depending on the environment
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if test -n "$GIT_PERF_7519_UNTRACKED_CACHE"
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then
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@ -88,24 +90,36 @@ test_expect_success "setup for fsmonitor" '
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git config core.splitIndex "$GIT_PERF_7519_SPLIT_INDEX"
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fi &&
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mkdir 1_file 10_files 100_files 1000_files 10000_files &&
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for i in $(test_seq 1 10); do touch 10_files/$i; done &&
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for i in $(test_seq 1 100); do touch 100_files/$i; done &&
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for i in $(test_seq 1 1000); do touch 1000_files/$i; done &&
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for i in $(test_seq 1 10000); do touch 10000_files/$i; done &&
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git add 1_file 10_files 100_files 1000_files 10000_files &&
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git commit -qm "Add files" &&
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# If Watchman exists, watch the work tree and attempt a query.
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if test_have_prereq WATCHMAN; then
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watchman watch "$GIT_WORK_TREE" &&
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watchman watch-list | grep -q -F "$GIT_WORK_TREE"
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fi
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'
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setup_for_fsmonitor() {
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# set INTEGRATION_SCRIPT depending on the environment
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if test -n "$GIT_PERF_7519_FSMONITOR"
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if test -n "$INTEGRATION_PATH"
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then
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INTEGRATION_SCRIPT="$GIT_PERF_7519_FSMONITOR"
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INTEGRATION_SCRIPT="$INTEGRATION_PATH"
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else
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#
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# Choose integration script based on existence of Watchman.
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# If Watchman exists, watch the work tree and attempt a query.
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# If everything succeeds, use Watchman integration script,
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# else fall back to an empty integration script.
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# Fall back to an empty integration script.
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#
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mkdir .git/hooks &&
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if test_have_prereq WATCHMAN
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then
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INTEGRATION_SCRIPT=".git/hooks/fsmonitor-watchman" &&
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cp "$TEST_DIRECTORY/../templates/hooks--fsmonitor-watchman.sample" "$INTEGRATION_SCRIPT" &&
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watchman watch "$GIT_WORK_TREE" &&
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watchman watch-list | grep -q -F "$GIT_WORK_TREE"
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cp "$TEST_DIRECTORY/../templates/hooks--fsmonitor-watchman.sample" "$INTEGRATION_SCRIPT"
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else
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INTEGRATION_SCRIPT=".git/hooks/fsmonitor-empty" &&
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write_script "$INTEGRATION_SCRIPT"<<-\EOF
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@ -114,16 +128,10 @@ test_expect_success "setup for fsmonitor" '
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fi &&
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git config core.fsmonitor "$INTEGRATION_SCRIPT" &&
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git update-index --fsmonitor &&
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mkdir 1_file 10_files 100_files 1000_files 10000_files &&
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for i in $(test_seq 1 10); do touch 10_files/$i; done &&
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for i in $(test_seq 1 100); do touch 100_files/$i; done &&
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for i in $(test_seq 1 1000); do touch 1000_files/$i; done &&
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for i in $(test_seq 1 10000); do touch 10000_files/$i; done &&
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git add 1_file 10_files 100_files 1000_files 10000_files &&
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git commit -m "Add files" &&
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git status # Warm caches
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'
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git update-index --fsmonitor 2>error &&
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cat error &&
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[ ! -s error ] # ensure no silent error
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}
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test_perf_w_drop_caches () {
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if test -n "$GIT_PERF_7519_DROP_CACHE"; then
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@ -134,48 +142,72 @@ test_perf_w_drop_caches () {
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}
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test_fsmonitor_suite() {
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test_perf_w_drop_caches "status (fsmonitor=$INTEGRATION_SCRIPT)" '
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if test -n "$INTEGRATION_SCRIPT"; then
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DESC="fsmonitor=$(basename $INTEGRATION_SCRIPT)"
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else
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DESC="fsmonitor=disabled"
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fi
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test_expect_success "test_initialization" '
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git reset --hard &&
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git status # Warm caches
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'
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test_perf_w_drop_caches "status ($DESC)" '
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git status
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'
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test_perf_w_drop_caches "status -uno (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "status -uno ($DESC)" '
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git status -uno
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'
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test_perf_w_drop_caches "status -uall (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "status -uall ($DESC)" '
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git status -uall
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'
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test_perf_w_drop_caches "diff (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "status (dirty) ($DESC)" '
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git ls-files | head -100000 | xargs -d "\n" touch -h &&
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git status
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'
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test_perf_w_drop_caches "diff ($DESC)" '
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git diff
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'
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test_perf_w_drop_caches "diff -- 0_files (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "diff -- 0_files ($DESC)" '
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git diff -- 1_file
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'
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test_perf_w_drop_caches "diff -- 10_files (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "diff -- 10_files ($DESC)" '
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git diff -- 10_files
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'
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test_perf_w_drop_caches "diff -- 100_files (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "diff -- 100_files ($DESC)" '
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git diff -- 100_files
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'
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test_perf_w_drop_caches "diff -- 1000_files (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "diff -- 1000_files ($DESC)" '
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git diff -- 1000_files
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'
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test_perf_w_drop_caches "diff -- 10000_files (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "diff -- 10000_files ($DESC)" '
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git diff -- 10000_files
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'
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test_perf_w_drop_caches "add (fsmonitor=$INTEGRATION_SCRIPT)" '
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test_perf_w_drop_caches "add ($DESC)" '
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git add --all
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'
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}
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test_fsmonitor_suite
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if test -n "$GIT_PERF_7519_FSMONITOR"; then
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for INTEGRATION_PATH in $GIT_PERF_7519_FSMONITOR; do
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test_expect_success "setup for fsmonitor $INTEGRATION_PATH" 'setup_for_fsmonitor'
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test_fsmonitor_suite
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done
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else
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test_expect_success "setup for fsmonitor" 'setup_for_fsmonitor'
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test_fsmonitor_suite
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fi
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test_expect_success "setup without fsmonitor" '
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unset INTEGRATION_SCRIPT &&
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