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#!/bin/sh
test_description='performance of git-describe'
. ./perf-lib.sh
test_perf_default_repo
# clear out old tags and give us a known state
test_expect_success 'set up tags' '
git for-each-ref --format="delete %(refname)" refs/tags >to-delete &&
git update-ref --stdin <to-delete &&
new=$(git rev-list -1000 HEAD | tail -n 1) &&
git tag -m new new $new &&
old=$(git rev-list HEAD | tail -n 1) &&
git tag -m old old $old
'
test_perf 'describe HEAD' '
git describe HEAD
'
test_perf 'describe HEAD with one max candidate' '
git describe --candidates=1 HEAD
'
test_perf 'describe HEAD with one tag' '
git describe --match=new HEAD
'
test_expect_success 'set up many unrelated refs' '
ref_count=10000 &&
git tag -m tip tip HEAD &&
test_seq -f "create refs/heads/describe-perf/%05d HEAD" $ref_count |
git update-ref --stdin &&
git pack-refs --all
'
test_perf 'describe exact tag with many unrelated refs' '
git describe --exact-match HEAD
'
test_done
|
