git/t/t6115-rev-list-du.sh

83 lines
2.4 KiB
Bash
Executable File

#!/bin/sh
test_description='basic tests of rev-list --disk-usage'
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
# we want a mix of reachable and unreachable, as well as
# objects in the bitmapped pack and some outside of it
test_expect_success 'set up repository' '
test_commit --no-tag one &&
test_commit --no-tag two &&
git repack -adb &&
git reset --hard HEAD^ &&
test_commit --no-tag three &&
test_commit --no-tag four &&
git reset --hard HEAD^
'
# We don't want to hardcode sizes, because they depend on the exact details of
# packing, zlib, etc. We'll assume that the regular rev-list and cat-file
# machinery works and compare the --disk-usage output to that.
disk_usage_slow () {
git rev-list --no-object-names "$@" |
git cat-file --batch-check="%(objectsize:disk)" |
perl -lne '$total += $_; END { print $total}'
}
# check behavior with given rev-list options; note that
# whitespace is not preserved in args
check_du () {
args=$*
test_expect_success "generate expected size ($args)" "
disk_usage_slow $args >expect
"
test_expect_success "rev-list --disk-usage without bitmaps ($args)" "
git rev-list --disk-usage $args >actual &&
test_cmp expect actual
"
test_expect_success "rev-list --disk-usage with bitmaps ($args)" "
git rev-list --disk-usage --use-bitmap-index $args >actual &&
test_cmp expect actual
"
}
check_du HEAD
check_du --objects HEAD
check_du --objects HEAD^..HEAD
test_expect_success 'setup for --unpacked tests' '
git repack -adb &&
test_commit unpacked
'
check_du --all --objects --unpacked
# As mentioned above, don't use hardcode sizes as actual size, but use the
# output from git cat-file.
test_expect_success 'rev-list --disk-usage=human' '
git rev-list --objects HEAD --disk-usage=human >actual &&
disk_usage_slow --objects HEAD >actual_size &&
grep "$(cat actual_size) bytes" actual
'
test_expect_success 'rev-list --disk-usage=human with bitmaps' '
git rev-list --objects HEAD --use-bitmap-index --disk-usage=human >actual &&
disk_usage_slow --objects HEAD >actual_size &&
grep "$(cat actual_size) bytes" actual
'
test_expect_success 'rev-list use --disk-usage unproperly' '
test_must_fail git rev-list --objects HEAD --disk-usage=typo 2>err &&
cat >expect <<-\EOF &&
fatal: invalid value for '\''--disk-usage=<format>'\'': '\''typo'\'', the only allowed format is '\''human'\''
EOF
test_cmp err expect
'
test_done