Merge branch 'ab/perf-grep-threads' into maint

More perf tests for threaded grep

* ab/perf-grep-threads:
  perf: amend the grep tests to test grep.threads
This commit is contained in:
Junio C Hamano 2018-02-15 15:18:09 -08:00
commit af38deeb47
2 changed files with 86 additions and 21 deletions

View file

@ -12,6 +12,9 @@ e.g. GIT_PERF_7820_GREP_OPTS=' -i'. Some options to try:
-vi
-vw
-viw
If GIT_PERF_GREP_THREADS is set to a list of threads (e.g. '1 4 8'
etc.) we will test the patterns under those numbers of threads.
"
. ./perf-lib.sh
@ -19,6 +22,11 @@ e.g. GIT_PERF_7820_GREP_OPTS=' -i'. Some options to try:
test_perf_large_repo
test_checkout_worktree
if test -n "$GIT_PERF_GREP_THREADS"
then
test_set_prereq PERF_GREP_ENGINES_THREADS
fi
for pattern in \
'how.to' \
'^how to' \
@ -39,18 +47,42 @@ do
else
prereq=""
fi
test_perf $prereq "$engine grep$GIT_PERF_7820_GREP_OPTS '$pattern'" "
git -c grep.patternType=$engine grep$GIT_PERF_7820_GREP_OPTS -- '$pattern' >'out.$engine' || :
"
if ! test_have_prereq PERF_GREP_ENGINES_THREADS
then
test_perf $prereq "$engine grep$GIT_PERF_7820_GREP_OPTS '$pattern'" "
git -c grep.patternType=$engine grep$GIT_PERF_7820_GREP_OPTS -- '$pattern' >'out.$engine' || :
"
else
for threads in $GIT_PERF_GREP_THREADS
do
test_perf PTHREADS,$prereq "$engine grep$GIT_PERF_7820_GREP_OPTS '$pattern' with $threads threads" "
git -c grep.patternType=$engine -c grep.threads=$threads grep$GIT_PERF_7820_GREP_OPTS -- '$pattern' >'out.$engine.$threads' || :
"
done
fi
done
test_expect_success "assert that all engines found the same for$GIT_PERF_7820_GREP_OPTS '$pattern'" '
test_cmp out.basic out.extended &&
if test_have_prereq PCRE
then
test_cmp out.basic out.perl
fi
'
if ! test_have_prereq PERF_GREP_ENGINES_THREADS
then
test_expect_success "assert that all engines found the same for$GIT_PERF_7820_GREP_OPTS '$pattern'" '
test_cmp out.basic out.extended &&
if test_have_prereq PCRE
then
test_cmp out.basic out.perl
fi
'
else
for threads in $GIT_PERF_GREP_THREADS
do
test_expect_success PTHREADS "assert that all engines found the same for$GIT_PERF_7820_GREP_OPTS '$pattern' under threading" "
test_cmp out.basic.$threads out.extended.$threads &&
if test_have_prereq PCRE
then
test_cmp out.basic.$threads out.perl.$threads
fi
"
done
fi
done
test_done

View file

@ -6,6 +6,9 @@ Set GIT_PERF_7821_GREP_OPTS in the environment to pass options to
git-grep. Make sure to include a leading space,
e.g. GIT_PERF_7821_GREP_OPTS=' -w'. See p7820-grep-engines.sh for more
options to try.
If GIT_PERF_7821_THREADS is set to a list of threads (e.g. '1 4 8'
etc.) we will test the patterns under those numbers of threads.
"
. ./perf-lib.sh
@ -13,6 +16,11 @@ options to try.
test_perf_large_repo
test_checkout_worktree
if test -n "$GIT_PERF_GREP_THREADS"
then
test_set_prereq PERF_GREP_ENGINES_THREADS
fi
for pattern in 'int' 'uncommon' 'æ'
do
for engine in fixed basic extended perl
@ -23,19 +31,44 @@ do
else
prereq=""
fi
test_perf $prereq "$engine grep$GIT_PERF_7821_GREP_OPTS $pattern" "
git -c grep.patternType=$engine grep$GIT_PERF_7821_GREP_OPTS $pattern >'out.$engine' || :
"
if ! test_have_prereq PERF_GREP_ENGINES_THREADS
then
test_perf $prereq "$engine grep$GIT_PERF_7821_GREP_OPTS $pattern" "
git -c grep.patternType=$engine grep$GIT_PERF_7821_GREP_OPTS $pattern >'out.$engine' || :
"
else
for threads in $GIT_PERF_GREP_THREADS
do
test_perf PTHREADS,$prereq "$engine grep$GIT_PERF_7821_GREP_OPTS $pattern with $threads threads" "
git -c grep.patternType=$engine -c grep.threads=$threads grep$GIT_PERF_7821_GREP_OPTS $pattern >'out.$engine.$threads' || :
"
done
fi
done
test_expect_success "assert that all engines found the same for$GIT_PERF_7821_GREP_OPTS $pattern" '
test_cmp out.fixed out.basic &&
test_cmp out.fixed out.extended &&
if test_have_prereq PCRE
then
test_cmp out.fixed out.perl
fi
'
if ! test_have_prereq PERF_GREP_ENGINES_THREADS
then
test_expect_success "assert that all engines found the same for$GIT_PERF_7821_GREP_OPTS $pattern" '
test_cmp out.fixed out.basic &&
test_cmp out.fixed out.extended &&
if test_have_prereq PCRE
then
test_cmp out.fixed out.perl
fi
'
else
for threads in $GIT_PERF_GREP_THREADS
do
test_expect_success PTHREADS "assert that all engines found the same for$GIT_PERF_7821_GREP_OPTS $pattern under threading" "
test_cmp out.fixed.$threads out.basic.$threads &&
test_cmp out.fixed.$threads out.extended.$threads &&
if test_have_prereq PCRE
then
test_cmp out.fixed.$threads out.perl.$threads
fi
"
done
fi
done
test_done