| 1 | #!/bin/sh |
| 2 | |
| 3 | test_description="Comparison of git-grep's regex engines with -F |
| 4 | |
| 5 | Set GIT_PERF_7821_GREP_OPTS in the environment to pass options to |
| 6 | git-grep. Make sure to include a leading space, |
| 7 | e.g. GIT_PERF_7821_GREP_OPTS=' -w'. See p7820-grep-engines.sh for more |
| 8 | options to try. |
| 9 | |
| 10 | If GIT_PERF_GREP_THREADS is set to a list of threads (e.g. '1 4 8' |
| 11 | etc.) we will test the patterns under those numbers of threads. |
| 12 | " |
| 13 | |
| 14 | . ./perf-lib.sh |
| 15 | |
| 16 | test_perf_large_repo |
| 17 | test_checkout_worktree |
| 18 | |
| 19 | if test -n "$GIT_PERF_GREP_THREADS" |
| 20 | then |
| 21 | test_set_prereq PERF_GREP_ENGINES_THREADS |
| 22 | fi |
| 23 | |
| 24 | for pattern in 'int' 'uncommon' 'æ' |
| 25 | do |
| 26 | for engine in fixed basic extended perl |
| 27 | do |
| 28 | if test $engine = "perl" && ! test_have_prereq PCRE |
| 29 | then |
| 30 | prereq="PCRE" |
| 31 | else |
| 32 | prereq="" |
| 33 | fi |
| 34 | if ! test_have_prereq PERF_GREP_ENGINES_THREADS |
| 35 | then |
| 36 | test_perf "$engine grep$GIT_PERF_7821_GREP_OPTS $pattern" --prereq "$prereq" " |
| 37 | git -c grep.patternType=$engine grep$GIT_PERF_7821_GREP_OPTS $pattern >'out.$engine' || : |
| 38 | " |
| 39 | else |
| 40 | for threads in $GIT_PERF_GREP_THREADS |
| 41 | do |
| 42 | test_perf "$engine grep$GIT_PERF_7821_GREP_OPTS $pattern with $threads threads" --prereq "PTHREADS,$prereq" " |
| 43 | git -c grep.patternType=$engine -c grep.threads=$threads grep$GIT_PERF_7821_GREP_OPTS $pattern >'out.$engine.$threads' || : |
| 44 | " |
| 45 | done |
| 46 | fi |
| 47 | done |
| 48 | |
| 49 | if ! test_have_prereq PERF_GREP_ENGINES_THREADS |
| 50 | then |
| 51 | test_expect_success "assert that all engines found the same for$GIT_PERF_7821_GREP_OPTS $pattern" ' |
| 52 | test_cmp out.fixed out.basic && |
| 53 | test_cmp out.fixed out.extended && |
| 54 | if test_have_prereq PCRE |
| 55 | then |
| 56 | test_cmp out.fixed out.perl |
| 57 | fi |
| 58 | ' |
| 59 | else |
| 60 | for threads in $GIT_PERF_GREP_THREADS |
| 61 | do |
| 62 | test_expect_success PTHREADS "assert that all engines found the same for$GIT_PERF_7821_GREP_OPTS $pattern under threading" " |
| 63 | test_cmp out.fixed.$threads out.basic.$threads && |
| 64 | test_cmp out.fixed.$threads out.extended.$threads && |
| 65 | if test_have_prereq PCRE |
| 66 | then |
| 67 | test_cmp out.fixed.$threads out.perl.$threads |
| 68 | fi |
| 69 | " |
| 70 | done |
| 71 | fi |
| 72 | done |
| 73 | |
| 74 | test_done |