diff options
Diffstat (limited to 'third_party/git/t/perf/p4220-log-grep-engines.sh')
| -rwxr-xr-x | third_party/git/t/perf/p4220-log-grep-engines.sh | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/git/t/perf/p4220-log-grep-engines.sh b/third_party/git/t/perf/p4220-log-grep-engines.sh new file mode 100755 index 000000000000..2bc47ded4d11 --- /dev/null +++ b/third_party/git/t/perf/p4220-log-grep-engines.sh @@ -0,0 +1,53 @@ +#!/bin/sh + +test_description="Comparison of git-log's --grep regex engines + +Set GIT_PERF_4220_LOG_OPTS in the environment to pass options to +git-grep. Make sure to include a leading space, +e.g. GIT_PERF_4220_LOG_OPTS=' -i'. Some options to try: + + -i + --invert-grep + -i --invert-grep +" + +. ./perf-lib.sh + +test_perf_large_repo +test_checkout_worktree + +for pattern in \ + 'how.to' \ + '^how to' \ + '[how] to' \ + '\(e.t[^ ]*\|v.ry\) rare' \ + 'm\(ú\|u\)lt.b\(æ\|y\)te' +do + for engine in basic extended perl + do + if test $engine != "basic" + then + # Poor man's basic -> extended converter. + pattern=$(echo $pattern | sed 's/\\//g') + fi + if test $engine = "perl" && ! test_have_prereq PCRE + then + prereq="PCRE" + else + prereq="" + fi + test_perf $prereq "$engine log$GIT_PERF_4220_LOG_OPTS --grep='$pattern'" " + git -c grep.patternType=$engine log --pretty=format:%h$GIT_PERF_4220_LOG_OPTS --grep='$pattern' >'out.$engine' || : + " + done + + test_expect_success "assert that all engines found the same for$GIT_PERF_4220_LOG_OPTS '$pattern'" ' + test_cmp out.basic out.extended && + if test_have_prereq PCRE + then + test_cmp out.basic out.perl + fi + ' +done + +test_done |