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#!/bin/sh
test_description="Comparison of git-grep's regex engines with -F
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.
"
. ./perf-lib.sh
test_perf_large_repo
test_checkout_worktree
for pattern in 'int' 'uncommon' 'æ'
do
for engine in fixed basic extended perl
do
if test $engine = "perl" && ! test_have_prereq PCRE
then
prereq="PCRE"
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' || :
"
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
'
done
test_done
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