Merge branch 'jk/enable-test-lint-by-default' into maint
[git/jnareb-git.git] / t / t7700-repack.sh
blobd954b846a17d6374dd8c7dae7f901170ff3c8c24
1 #!/bin/sh
3 test_description='git repack works correctly'
5 . ./test-lib.sh
7 test_expect_success 'objects in packs marked .keep are not repacked' '
8 echo content1 > file1 &&
9 echo content2 > file2 &&
10 git add . &&
11 test_tick &&
12 git commit -m initial_commit &&
13 # Create two packs
14 # The first pack will contain all of the objects except one
15 git rev-list --objects --all | grep -v file2 |
16 git pack-objects pack > /dev/null &&
17 # The second pack will contain the excluded object
18 packsha1=$(git rev-list --objects --all | grep file2 |
19 git pack-objects pack) &&
20 touch -r pack-$packsha1.pack pack-$packsha1.keep &&
21 objsha1=$(git verify-pack -v pack-$packsha1.idx | head -n 1 |
22 sed -e "s/^\([0-9a-f]\{40\}\).*/\1/") &&
23 mv pack-* .git/objects/pack/ &&
24 git repack -A -d -l &&
25 git prune-packed &&
26 for p in .git/objects/pack/*.idx; do
27 idx=$(basename $p)
28 test "pack-$packsha1.idx" = "$idx" && continue
29 if git verify-pack -v $p | egrep "^$objsha1"; then
30 found_duplicate_object=1
31 echo "DUPLICATE OBJECT FOUND"
32 break
34 done &&
35 test -z "$found_duplicate_object"
38 test_expect_success 'loose objects in alternate ODB are not repacked' '
39 mkdir alt_objects &&
40 echo `pwd`/alt_objects > .git/objects/info/alternates &&
41 echo content3 > file3 &&
42 objsha1=$(GIT_OBJECT_DIRECTORY=alt_objects git hash-object -w file3) &&
43 git add file3 &&
44 test_tick &&
45 git commit -m commit_file3 &&
46 git repack -a -d -l &&
47 git prune-packed &&
48 for p in .git/objects/pack/*.idx; do
49 if git verify-pack -v $p | egrep "^$objsha1"; then
50 found_duplicate_object=1
51 echo "DUPLICATE OBJECT FOUND"
52 break
54 done &&
55 test -z "$found_duplicate_object"
58 test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' '
59 mkdir alt_objects/pack &&
60 mv .git/objects/pack/* alt_objects/pack &&
61 git repack -a &&
62 myidx=$(ls -1 .git/objects/pack/*.idx) &&
63 test -f "$myidx" &&
64 for p in alt_objects/pack/*.idx; do
65 git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
66 done | while read sha1 rest; do
67 if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
68 echo "Missing object in local pack: $sha1"
69 return 1
71 done
74 test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' '
75 rm -f .git/objects/pack/* &&
76 echo new_content >> file1 &&
77 git add file1 &&
78 test_tick &&
79 git commit -m more_content &&
80 git repack &&
81 git repack -a -d &&
82 myidx=$(ls -1 .git/objects/pack/*.idx) &&
83 test -f "$myidx" &&
84 for p in alt_objects/pack/*.idx; do
85 git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
86 done | while read sha1 rest; do
87 if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
88 echo "Missing object in local pack: $sha1"
89 return 1
91 done
94 test_expect_success 'packed obs in alternate ODB kept pack are repacked' '
95 # swap the .keep so the commit object is in the pack with .keep
96 for p in alt_objects/pack/*.pack
98 base_name=$(basename $p .pack) &&
99 if test -f alt_objects/pack/$base_name.keep
100 then
101 rm alt_objects/pack/$base_name.keep
102 else
103 touch alt_objects/pack/$base_name.keep
105 done &&
106 git repack -a -d &&
107 myidx=$(ls -1 .git/objects/pack/*.idx) &&
108 test -f "$myidx" &&
109 for p in alt_objects/pack/*.idx; do
110 git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
111 done | while read sha1 rest; do
112 if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
113 echo "Missing object in local pack: $sha1"
114 return 1
116 done
119 test_expect_success 'packed unreachable obs in alternate ODB are not loosened' '
120 rm -f alt_objects/pack/*.keep &&
121 mv .git/objects/pack/* alt_objects/pack/ &&
122 csha1=$(git rev-parse HEAD^{commit}) &&
123 git reset --hard HEAD^ &&
124 test_tick &&
125 git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
126 # The pack-objects call on the next line is equivalent to
127 # git repack -A -d without the call to prune-packed
128 git pack-objects --honor-pack-keep --non-empty --all --reflog \
129 --unpack-unreachable </dev/null pack &&
130 rm -f .git/objects/pack/* &&
131 mv pack-* .git/objects/pack/ &&
132 test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
133 egrep "^$csha1 " | sort | uniq | wc -l) &&
134 echo > .git/objects/info/alternates &&
135 test_must_fail git show $csha1
138 test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' '
139 echo `pwd`/alt_objects > .git/objects/info/alternates &&
140 echo "$csha1" | git pack-objects --non-empty --all --reflog pack &&
141 rm -f .git/objects/pack/* &&
142 mv pack-* .git/objects/pack/ &&
143 # The pack-objects call on the next line is equivalent to
144 # git repack -A -d without the call to prune-packed
145 git pack-objects --honor-pack-keep --non-empty --all --reflog \
146 --unpack-unreachable </dev/null pack &&
147 rm -f .git/objects/pack/* &&
148 mv pack-* .git/objects/pack/ &&
149 test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
150 egrep "^$csha1 " | sort | uniq | wc -l) &&
151 echo > .git/objects/info/alternates &&
152 test_must_fail git show $csha1
155 test_expect_success 'objects made unreachable by grafts only are kept' '
156 test_tick &&
157 git commit --allow-empty -m "commit 4" &&
158 H0=$(git rev-parse HEAD) &&
159 H1=$(git rev-parse HEAD^) &&
160 H2=$(git rev-parse HEAD^^) &&
161 echo "$H0 $H2" > .git/info/grafts &&
162 git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
163 git repack -a -d &&
164 git cat-file -t $H1
167 test_done