3 test_description
='exercise basic bitmap functionality'
7 echo ".git/objects/$(echo "$1" | sed -e 's|\(..\)|\1/|')"
10 test_expect_success
'setup repo with moderate-sized history' '
11 for i in $(test_seq 1 10); do
14 git checkout -b other HEAD~5 &&
15 for i in $(test_seq 1 10); do
18 git checkout master &&
19 blob=$(echo tagged-blob | git hash-object -w --stdin) &&
20 git tag tagged-blob $blob &&
21 git config pack.writebitmaps true &&
22 git config pack.writebitmaphashcache true
25 test_expect_success
'full repack creates bitmaps' '
27 ls .git/objects/pack/ | grep bitmap >output &&
28 test_line_count = 1 output
31 test_expect_success
'rev-list --test-bitmap verifies bitmaps' '
32 git rev-list --test-bitmap HEAD
38 test_expect_success
"counting commits via bitmap ($state)" '
39 git rev-list --count HEAD >expect &&
40 git rev-list --use-bitmap-index --count HEAD >actual &&
41 test_cmp expect actual
44 test_expect_success
"counting partial commits via bitmap ($state)" '
45 git rev-list --count HEAD~5..HEAD >expect &&
46 git rev-list --use-bitmap-index --count HEAD~5..HEAD >actual &&
47 test_cmp expect actual
50 test_expect_success
"counting non-linear history ($state)" '
51 git rev-list --count other...master >expect &&
52 git rev-list --use-bitmap-index --count other...master >actual &&
53 test_cmp expect actual
56 test_expect_success
"counting commits with limiting ($state)" '
57 git rev-list --count HEAD -- 1.t >expect &&
58 git rev-list --use-bitmap-index --count HEAD -- 1.t >actual &&
59 test_cmp expect actual
62 test_expect_success
"enumerate --objects ($state)" '
63 git rev-list --objects --use-bitmap-index HEAD >tmp &&
64 cut -d" " -f1 <tmp >tmp2 &&
66 git rev-list --objects HEAD >tmp &&
67 cut -d" " -f1 <tmp >tmp2 &&
69 test_cmp expect actual
72 test_expect_success
"bitmap --objects handles non-commit objects ($state)" '
73 git rev-list --objects --use-bitmap-index HEAD tagged-blob >actual &&
78 rev_list_tests
'full bitmap'
80 test_expect_success
'clone from bitmapped repository' '
81 git clone --no-local --bare . clone.git &&
82 git rev-parse HEAD >expect &&
83 git --git-dir=clone.git rev-parse HEAD >actual &&
84 test_cmp expect actual
87 test_expect_success
'setup further non-bitmapped commits' '
88 for i in $(test_seq 1 10); do
89 test_commit further-$i
93 rev_list_tests
'partial bitmap'
95 test_expect_success
'fetch (partial bitmap)' '
96 git --git-dir=clone.git fetch origin master:master &&
97 git rev-parse HEAD >expect &&
98 git --git-dir=clone.git rev-parse HEAD >actual &&
99 test_cmp expect actual
102 test_expect_success
'incremental repack cannot create bitmaps' '
103 test_commit more-1 &&
104 find .git/objects/pack -name "*.bitmap" >expect &&
106 find .git/objects/pack -name "*.bitmap" >actual &&
107 test_cmp expect actual
110 test_expect_success
'incremental repack can disable bitmaps' '
111 test_commit more-2 &&
112 git repack -d --no-write-bitmap-index
115 test_expect_success
'full repack, reusing previous bitmaps' '
117 ls .git/objects/pack/ | grep bitmap >output &&
118 test_line_count = 1 output
121 test_expect_success
'fetch (full bitmap)' '
122 git --git-dir=clone.git fetch origin master:master &&
123 git rev-parse HEAD >expect &&
124 git --git-dir=clone.git rev-parse HEAD >actual &&
125 test_cmp expect actual
128 test_expect_success
'create objects for missing-HAVE tests' '
129 blob=$(echo "missing have" | git hash-object -w --stdin) &&
130 tree=$(printf "100644 blob $blob\tfile\n" | git mktree) &&
131 parent=$(echo parent | git commit-tree $tree) &&
132 commit=$(echo commit | git commit-tree $tree -p $parent) &&
140 test_expect_success
'pack with missing blob' '
141 rm $(objpath $blob) &&
142 git pack-objects --stdout --revs <revs >/dev/null
145 test_expect_success
'pack with missing tree' '
146 rm $(objpath $tree) &&
147 git pack-objects --stdout --revs <revs >/dev/null
150 test_expect_success
'pack with missing parent' '
151 rm $(objpath $parent) &&
152 git pack-objects --stdout --revs <revs >/dev/null
155 test_lazy_prereq JGIT
'
159 test_expect_success JGIT
'we can read jgit bitmaps' '
160 git clone . compat-jgit &&
163 rm -f .git/objects/pack/*.bitmap &&
165 git rev-list --test-bitmap HEAD
169 test_expect_success JGIT
'jgit can read our bitmaps' '
170 git clone . compat-us &&
174 # jgit gc will barf if it does not like our bitmaps