3 test_description='git repack works correctly'
8 test_commit "$@" 1>&2 &&
9 incrpackid=$(git pack-objects --all --unpacked --incremental .git/objects/pack/pack </dev/null) &&
10 echo pack-${incrpackid}.pack
13 test_no_missing_in_packs () {
14 myidx=$(ls -1 .git/objects/pack/*.idx) &&
15 test_path_is_file "$myidx" &&
16 git verify-pack -v alt_objects/pack/*.idx >orig.raw &&
17 sed -n -e "s/^\($OID_REGEX\).*/\1/p" orig.raw | sort >orig &&
18 git verify-pack -v $myidx >dest.raw &&
19 cut -d" " -f1 dest.raw | sort >dest &&
20 comm -23 orig dest >missing &&
21 test_must_be_empty missing
24 # we expect $packid and $oid to be defined
25 test_has_duplicate_object () {
26 want_duplicate_object="$1"
27 found_duplicate_object=false
28 for p in .git/objects/pack/*.idx
31 test "pack-$packid.idx" = "$idx" && continue
32 git verify-pack -v $p >packlist || return $?
33 if grep "^$oid" packlist
35 found_duplicate_object=true
36 echo "DUPLICATE OBJECT FOUND"
40 test "$want_duplicate_object" = "$found_duplicate_object"
43 test_expect_success 'objects in packs marked .keep are not repacked' '
44 echo content1 >file1 &&
45 echo content2 >file2 &&
48 git commit -m initial_commit &&
50 # The first pack will contain all of the objects except one
51 git rev-list --objects --all >objs &&
52 grep -v file2 objs | git pack-objects pack &&
53 # The second pack will contain the excluded object
54 packid=$(grep file2 objs | git pack-objects pack) &&
56 git verify-pack -v pack-$packid.idx >packlist &&
57 oid=$(head -n 1 packlist | sed -e "s/^\($OID_REGEX\).*/\1/") &&
58 mv pack-* .git/objects/pack/ &&
59 git repack -A -d -l &&
61 test_has_duplicate_object false
64 test_expect_success 'writing bitmaps via command-line can duplicate .keep objects' '
65 # build on $oid, $packid, and .keep state from previous
67 test_has_duplicate_object true
70 test_expect_success 'writing bitmaps via config can duplicate .keep objects' '
71 # build on $oid, $packid, and .keep state from previous
72 git -c repack.writebitmaps=true repack -Adl &&
73 test_has_duplicate_object true
76 test_expect_success 'loose objects in alternate ODB are not repacked' '
78 echo $(pwd)/alt_objects >.git/objects/info/alternates &&
79 echo content3 >file3 &&
80 oid=$(GIT_OBJECT_DIRECTORY=alt_objects git hash-object -w file3) &&
83 git commit -m commit_file3 &&
84 git repack -a -d -l &&
86 test_has_duplicate_object false
89 test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' '
90 mkdir alt_objects/pack &&
91 mv .git/objects/pack/* alt_objects/pack &&
93 test_no_missing_in_packs
96 test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' '
97 rm -f .git/objects/pack/* &&
98 echo new_content >>file1 &&
101 git commit -m more_content &&
104 test_no_missing_in_packs
107 test_expect_success 'packed obs in alternate ODB kept pack are repacked' '
108 # swap the .keep so the commit object is in the pack with .keep
109 for p in alt_objects/pack/*.pack
111 base_name=$(basename $p .pack) &&
112 if test_path_is_file alt_objects/pack/$base_name.keep
114 rm alt_objects/pack/$base_name.keep
116 touch alt_objects/pack/$base_name.keep
120 test_no_missing_in_packs
123 test_expect_success 'packed unreachable obs in alternate ODB are not loosened' '
124 rm -f alt_objects/pack/*.keep &&
125 mv .git/objects/pack/* alt_objects/pack/ &&
126 coid=$(git rev-parse HEAD^{commit}) &&
127 git reset --hard HEAD^ &&
129 git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
130 # The pack-objects call on the next line is equivalent to
131 # git repack -A -d without the call to prune-packed
132 git pack-objects --honor-pack-keep --non-empty --all --reflog \
133 --unpack-unreachable </dev/null pack &&
134 rm -f .git/objects/pack/* &&
135 mv pack-* .git/objects/pack/ &&
136 git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
137 ! grep "^$coid " packlist &&
138 echo >.git/objects/info/alternates &&
139 test_must_fail git show $coid
142 test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' '
143 echo $(pwd)/alt_objects >.git/objects/info/alternates &&
144 echo "$coid" | git pack-objects --non-empty --all --reflog pack &&
145 rm -f .git/objects/pack/* &&
146 mv pack-* .git/objects/pack/ &&
147 # The pack-objects call on the next line is equivalent to
148 # git repack -A -d without the call to prune-packed
149 git pack-objects --honor-pack-keep --non-empty --all --reflog \
150 --unpack-unreachable </dev/null pack &&
151 rm -f .git/objects/pack/* &&
152 mv pack-* .git/objects/pack/ &&
153 git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
155 echo >.git/objects/info/alternates &&
156 test_must_fail git show $coid
159 test_expect_success 'objects made unreachable by grafts only are kept' '
161 git commit --allow-empty -m "commit 4" &&
162 H0=$(git rev-parse HEAD) &&
163 H1=$(git rev-parse HEAD^) &&
164 H2=$(git rev-parse HEAD^^) &&
165 echo "$H0 $H2" >.git/info/grafts &&
166 git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
171 test_expect_success 'repack --keep-pack' '
172 test_create_repo keep-pack &&
175 P1=$(commit_and_pack 1) &&
176 P2=$(commit_and_pack 2) &&
177 P3=$(commit_and_pack 3) &&
178 P4=$(commit_and_pack 4) &&
179 ls .git/objects/pack/*.pack >old-counts &&
180 test_line_count = 4 old-counts &&
181 git repack -a -d --keep-pack $P1 --keep-pack $P4 &&
182 ls .git/objects/pack/*.pack >new-counts &&
183 grep -q $P1 new-counts &&
184 grep -q $P4 new-counts &&
185 test_line_count = 3 new-counts &&
190 test_expect_success 'bitmaps are created by default in bare repos' '
191 git clone --bare .git bare.git &&
192 git -C bare.git repack -ad &&
193 bitmap=$(ls bare.git/objects/pack/*.bitmap) &&
194 test_path_is_file "$bitmap"
197 test_expect_success 'incremental repack does not complain' '
198 git -C bare.git repack -q 2>repack.err &&
199 test_must_be_empty repack.err
202 test_expect_success 'bitmaps can be disabled on bare repos' '
203 git -c repack.writeBitmaps=false -C bare.git repack -ad &&
204 bitmap=$(ls bare.git/objects/pack/*.bitmap || :) &&
208 test_expect_success 'no bitmaps created if .keep files present' '
209 pack=$(ls bare.git/objects/pack/*.pack) &&
210 test_path_is_file "$pack" &&
211 keep=${pack%.pack}.keep &&
212 test_when_finished "rm -f \"\$keep\"" &&
214 git -C bare.git repack -ad 2>stderr &&
215 test_must_be_empty stderr &&
216 find bare.git/objects/pack/ -type f -name "*.bitmap" >actual &&
217 test_must_be_empty actual
220 test_expect_success 'auto-bitmaps do not complain if unavailable' '
221 test_config -C bare.git pack.packSizeLimit 1M &&
222 blob=$(test-tool genrandom big $((1024*1024)) |
223 git -C bare.git hash-object -w --stdin) &&
224 git -C bare.git update-ref refs/tags/big $blob &&
225 git -C bare.git repack -ad 2>stderr &&
226 test_must_be_empty stderr &&
227 find bare.git/objects/pack -type f -name "*.bitmap" >actual &&
228 test_must_be_empty actual