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Commit | Line | Data |
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0c8151b6 NTND |
1 | #!/bin/sh |
2 | ||
3 | test_description='basic git gc tests | |
4 | ' | |
5 | ||
6 | . ./test-lib.sh | |
7 | ||
9806f5a7 NTND |
8 | test_expect_success 'setup' ' |
9 | # do not let the amount of physical memory affects gc | |
10 | # behavior, make sure we always pack everything to one pack by | |
11 | # default | |
12 | git config gc.bigPackThreshold 2g | |
13 | ' | |
14 | ||
0c8151b6 NTND |
15 | test_expect_success 'gc empty repository' ' |
16 | git gc | |
17 | ' | |
18 | ||
4c5baf02 JN |
19 | test_expect_success 'gc does not leave behind pid file' ' |
20 | git gc && | |
21 | test_path_is_missing .git/gc.pid | |
22 | ' | |
23 | ||
0c8151b6 NTND |
24 | test_expect_success 'gc --gobbledegook' ' |
25 | test_expect_code 129 git gc --nonsense 2>err && | |
9a001381 | 26 | test_i18ngrep "[Uu]sage: git gc" err |
0c8151b6 NTND |
27 | ' |
28 | ||
29 | test_expect_success 'gc -h with invalid configuration' ' | |
30 | mkdir broken && | |
31 | ( | |
32 | cd broken && | |
33 | git init && | |
34 | echo "[gc] pruneexpire = CORRUPT" >>.git/config && | |
35 | test_expect_code 129 git gc -h >usage 2>&1 | |
36 | ) && | |
9a001381 | 37 | test_i18ngrep "[Uu]sage" broken/usage |
0c8151b6 NTND |
38 | ' |
39 | ||
14886b40 | 40 | test_expect_success 'gc is not aborted due to a stale symref' ' |
8c845cde JS |
41 | git init remote && |
42 | ( | |
43 | cd remote && | |
44 | test_commit initial && | |
45 | git clone . ../client && | |
46 | git branch -m develop && | |
47 | cd ../client && | |
48 | git fetch --prune && | |
49 | git gc | |
50 | ) | |
51 | ' | |
52 | ||
ae4e89e5 NTND |
53 | test_expect_success 'gc --keep-largest-pack' ' |
54 | test_create_repo keep-pack && | |
55 | ( | |
56 | cd keep-pack && | |
57 | test_commit one && | |
58 | test_commit two && | |
59 | test_commit three && | |
60 | git gc && | |
61 | ( cd .git/objects/pack && ls *.pack ) >pack-list && | |
62 | test_line_count = 1 pack-list && | |
63 | BASE_PACK=.git/objects/pack/pack-*.pack && | |
64 | test_commit four && | |
65 | git repack -d && | |
66 | test_commit five && | |
67 | git repack -d && | |
68 | ( cd .git/objects/pack && ls *.pack ) >pack-list && | |
69 | test_line_count = 3 pack-list && | |
70 | git gc --keep-largest-pack && | |
71 | ( cd .git/objects/pack && ls *.pack ) >pack-list && | |
72 | test_line_count = 2 pack-list && | |
73 | test_path_is_file $BASE_PACK && | |
74 | git fsck | |
75 | ) | |
76 | ' | |
77 | ||
bdf56de8 DT |
78 | test_expect_success 'auto gc with too many loose objects does not attempt to create bitmaps' ' |
79 | test_config gc.auto 3 && | |
80 | test_config gc.autodetach false && | |
81 | test_config pack.writebitmaps true && | |
82 | # We need to create two object whose sha1s start with 17 | |
83 | # since this is what git gc counts. As it happens, these | |
84 | # two blobs will do so. | |
85 | test_commit 263 && | |
86 | test_commit 410 && | |
87 | # Our first gc will create a pack; our second will create a second pack | |
88 | git gc --auto && | |
89 | ls .git/objects/pack | sort >existing_packs && | |
90 | test_commit 523 && | |
91 | test_commit 790 && | |
92 | ||
93 | git gc --auto 2>err && | |
94 | test_i18ngrep ! "^warning:" err && | |
95 | ls .git/objects/pack/ | sort >post_packs && | |
96 | comm -1 -3 existing_packs post_packs >new && | |
97 | comm -2 -3 existing_packs post_packs >del && | |
98 | test_line_count = 0 del && # No packs are deleted | |
99 | test_line_count = 2 new # There is one new pack and its .idx | |
100 | ' | |
101 | ||
ef09036c SG |
102 | run_and_wait_for_auto_gc () { |
103 | # We read stdout from gc for the side effect of waiting until the | |
104 | # background gc process exits, closing its fd 9. Furthermore, the | |
105 | # variable assignment from a command substitution preserves the | |
106 | # exit status of the main gc process. | |
107 | # Note: this fd trickery doesn't work on Windows, but there is no | |
108 | # need to, because on Win the auto gc always runs in the foreground. | |
109 | doesnt_matter=$(git gc --auto 9>&1) | |
110 | } | |
111 | ||
a831c06a DT |
112 | test_expect_success 'background auto gc does not run if gc.log is present and recent but does if it is old' ' |
113 | test_commit foo && | |
114 | test_commit bar && | |
115 | git repack && | |
116 | test_config gc.autopacklimit 1 && | |
117 | test_config gc.autodetach true && | |
118 | echo fleem >.git/gc.log && | |
119 | test_must_fail git gc --auto 2>err && | |
120 | test_i18ngrep "^error:" err && | |
121 | test_config gc.logexpiry 5.days && | |
0e496492 | 122 | test-tool chmtime =-345600 .git/gc.log && |
a831c06a DT |
123 | test_must_fail git gc --auto && |
124 | test_config gc.logexpiry 2.days && | |
ef09036c SG |
125 | run_and_wait_for_auto_gc && |
126 | ls .git/objects/pack/pack-*.pack >packs && | |
127 | test_line_count = 1 packs | |
a831c06a | 128 | ' |
bdf56de8 | 129 | |
c45af94d JK |
130 | test_expect_success 'background auto gc respects lock for all operations' ' |
131 | # make sure we run a background auto-gc | |
132 | test_commit make-pack && | |
133 | git repack && | |
134 | test_config gc.autopacklimit 1 && | |
135 | test_config gc.autodetach true && | |
136 | ||
137 | # create a ref whose loose presence we can use to detect a pack-refs run | |
138 | git update-ref refs/heads/should-be-loose HEAD && | |
139 | test_path_is_file .git/refs/heads/should-be-loose && | |
140 | ||
141 | # now fake a concurrent gc that holds the lock; we can use our | |
142 | # shell pid so that it looks valid. | |
143 | hostname=$(hostname || echo unknown) && | |
144 | printf "$$ %s" "$hostname" >.git/gc.pid && | |
145 | ||
146 | # our gc should exit zero without doing anything | |
147 | run_and_wait_for_auto_gc && | |
148 | test_path_is_file .git/refs/heads/should-be-loose | |
149 | ' | |
150 | ||
ef09036c SG |
151 | # DO NOT leave a detached auto gc process running near the end of the |
152 | # test script: it can run long enough in the background to racily | |
153 | # interfere with the cleanup in 'test_done'. | |
154 | ||
0c8151b6 | 155 | test_done |