summaryrefslogtreecommitdiff
path: root/t/perf/p5326-multi-pack-bitmaps.sh
blob: 5845109ac787ac78e11db03f063db5cb52955710 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
#!/bin/sh
 
test_description='Tests performance using midx bitmaps'
. ./perf-lib.sh
. "${TEST_DIRECTORY}/perf/lib-bitmap.sh"
 
test_perf_large_repo
 
test_expect_success 'enable multi-pack index' '
	git config core.multiPackIndex true
'
 
test_perf 'setup multi-pack index' '
	git repack -ad &&
	git multi-pack-index write --bitmap
'
 
test_full_bitmap
 
test_expect_success 'create partial bitmap state' '
	# pick a commit to represent the repo tip in the past
	cutoff=$(git rev-list HEAD~100 -1) &&
	orig_tip=$(git rev-parse HEAD) &&
 
	# now pretend we have just one tip
	rm -rf .git/logs .git/refs/* .git/packed-refs &&
	git update-ref HEAD $cutoff &&
 
	# and then repack, which will leave us with a nice
	# big bitmap pack of the "old" history, and all of
	# the new history will be loose, as if it had been pushed
	# up incrementally and exploded via unpack-objects
	git repack -Ad &&
	git multi-pack-index write --bitmap &&
 
	# and now restore our original tip, as if the pushes
	# had happened
	git update-ref HEAD $orig_tip
'
 
test_partial_bitmap
 
test_done