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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 | |
6b89a34c | 7 | . "$TEST_DIRECTORY"/lib-terminal.sh |
0c8151b6 | 8 | |
9806f5a7 NTND |
9 | test_expect_success 'setup' ' |
10 | # do not let the amount of physical memory affects gc | |
11 | # behavior, make sure we always pack everything to one pack by | |
12 | # default | |
13 | git config gc.bigPackThreshold 2g | |
14 | ' | |
15 | ||
0c8151b6 NTND |
16 | test_expect_success 'gc empty repository' ' |
17 | git gc | |
18 | ' | |
19 | ||
4c5baf02 JN |
20 | test_expect_success 'gc does not leave behind pid file' ' |
21 | git gc && | |
22 | test_path_is_missing .git/gc.pid | |
23 | ' | |
24 | ||
0c8151b6 NTND |
25 | test_expect_success 'gc --gobbledegook' ' |
26 | test_expect_code 129 git gc --nonsense 2>err && | |
9a001381 | 27 | test_i18ngrep "[Uu]sage: git gc" err |
0c8151b6 NTND |
28 | ' |
29 | ||
30 | test_expect_success 'gc -h with invalid configuration' ' | |
31 | mkdir broken && | |
32 | ( | |
33 | cd broken && | |
34 | git init && | |
35 | echo "[gc] pruneexpire = CORRUPT" >>.git/config && | |
36 | test_expect_code 129 git gc -h >usage 2>&1 | |
37 | ) && | |
9a001381 | 38 | test_i18ngrep "[Uu]sage" broken/usage |
0c8151b6 NTND |
39 | ' |
40 | ||
14886b40 | 41 | test_expect_success 'gc is not aborted due to a stale symref' ' |
8c845cde JS |
42 | git init remote && |
43 | ( | |
44 | cd remote && | |
45 | test_commit initial && | |
46 | git clone . ../client && | |
47 | git branch -m develop && | |
48 | cd ../client && | |
49 | git fetch --prune && | |
50 | git gc | |
51 | ) | |
52 | ' | |
53 | ||
ae4e89e5 NTND |
54 | test_expect_success 'gc --keep-largest-pack' ' |
55 | test_create_repo keep-pack && | |
56 | ( | |
57 | cd keep-pack && | |
58 | test_commit one && | |
59 | test_commit two && | |
60 | test_commit three && | |
61 | git gc && | |
62 | ( cd .git/objects/pack && ls *.pack ) >pack-list && | |
63 | test_line_count = 1 pack-list && | |
64 | BASE_PACK=.git/objects/pack/pack-*.pack && | |
65 | test_commit four && | |
66 | git repack -d && | |
67 | test_commit five && | |
68 | git repack -d && | |
69 | ( cd .git/objects/pack && ls *.pack ) >pack-list && | |
70 | test_line_count = 3 pack-list && | |
71 | git gc --keep-largest-pack && | |
72 | ( cd .git/objects/pack && ls *.pack ) >pack-list && | |
73 | test_line_count = 2 pack-list && | |
e941c48d EW |
74 | awk "/^P /{print \$2}" <.git/objects/info/packs >pack-info && |
75 | test_line_count = 2 pack-info && | |
ae4e89e5 NTND |
76 | test_path_is_file $BASE_PACK && |
77 | git fsck | |
78 | ) | |
79 | ' | |
80 | ||
bdf56de8 DT |
81 | test_expect_success 'auto gc with too many loose objects does not attempt to create bitmaps' ' |
82 | test_config gc.auto 3 && | |
83 | test_config gc.autodetach false && | |
84 | test_config pack.writebitmaps true && | |
85 | # We need to create two object whose sha1s start with 17 | |
86 | # since this is what git gc counts. As it happens, these | |
87 | # two blobs will do so. | |
88 | test_commit 263 && | |
89 | test_commit 410 && | |
90 | # Our first gc will create a pack; our second will create a second pack | |
91 | git gc --auto && | |
92 | ls .git/objects/pack | sort >existing_packs && | |
93 | test_commit 523 && | |
94 | test_commit 790 && | |
95 | ||
96 | git gc --auto 2>err && | |
97 | test_i18ngrep ! "^warning:" err && | |
98 | ls .git/objects/pack/ | sort >post_packs && | |
99 | comm -1 -3 existing_packs post_packs >new && | |
100 | comm -2 -3 existing_packs post_packs >del && | |
101 | test_line_count = 0 del && # No packs are deleted | |
102 | test_line_count = 2 new # There is one new pack and its .idx | |
103 | ' | |
104 | ||
6b89a34c ÆAB |
105 | test_expect_success 'gc --no-quiet' ' |
106 | git -c gc.writeCommitGraph=true gc --no-quiet >stdout 2>stderr && | |
107 | test_must_be_empty stdout && | |
108 | test_line_count = 1 stderr && | |
109 | test_i18ngrep "Computing commit graph generation numbers" stderr | |
110 | ' | |
111 | ||
112 | test_expect_success TTY 'with TTY: gc --no-quiet' ' | |
113 | test_terminal git -c gc.writeCommitGraph=true gc --no-quiet >stdout 2>stderr && | |
114 | test_must_be_empty stdout && | |
115 | test_i18ngrep "Enumerating objects" stderr && | |
116 | test_i18ngrep "Computing commit graph generation numbers" stderr | |
117 | ' | |
118 | ||
119 | test_expect_success 'gc --quiet' ' | |
120 | git -c gc.writeCommitGraph=true gc --quiet >stdout 2>stderr && | |
121 | test_must_be_empty stdout && | |
122 | test_must_be_empty stderr | |
123 | ' | |
124 | ||
bf3d70fe ÆAB |
125 | test_expect_success 'gc.reflogExpire{Unreachable,}=never skips "expire" via "gc"' ' |
126 | test_config gc.reflogExpire never && | |
127 | test_config gc.reflogExpireUnreachable never && | |
128 | ||
129 | GIT_TRACE=$(pwd)/trace.out git gc && | |
130 | ||
131 | # Check that git-pack-refs is run as a sanity check (done via | |
132 | # gc_before_repack()) but that git-expire is not. | |
133 | grep -E "^trace: (built-in|exec|run_command): git pack-refs --" trace.out && | |
134 | ! grep -E "^trace: (built-in|exec|run_command): git reflog expire --" trace.out | |
135 | ' | |
136 | ||
137 | test_expect_success 'one of gc.reflogExpire{Unreachable,}=never does not skip "expire" via "gc"' ' | |
138 | >trace.out && | |
139 | test_config gc.reflogExpire never && | |
140 | GIT_TRACE=$(pwd)/trace.out git gc && | |
141 | grep -E "^trace: (built-in|exec|run_command): git reflog expire --" trace.out | |
142 | ' | |
143 | ||
ef09036c SG |
144 | run_and_wait_for_auto_gc () { |
145 | # We read stdout from gc for the side effect of waiting until the | |
146 | # background gc process exits, closing its fd 9. Furthermore, the | |
147 | # variable assignment from a command substitution preserves the | |
148 | # exit status of the main gc process. | |
149 | # Note: this fd trickery doesn't work on Windows, but there is no | |
150 | # need to, because on Win the auto gc always runs in the foreground. | |
151 | doesnt_matter=$(git gc --auto 9>&1) | |
152 | } | |
153 | ||
a831c06a DT |
154 | test_expect_success 'background auto gc does not run if gc.log is present and recent but does if it is old' ' |
155 | test_commit foo && | |
156 | test_commit bar && | |
157 | git repack && | |
158 | test_config gc.autopacklimit 1 && | |
159 | test_config gc.autodetach true && | |
160 | echo fleem >.git/gc.log && | |
30299702 JN |
161 | git gc --auto 2>err && |
162 | test_i18ngrep "^warning:" err && | |
a831c06a | 163 | test_config gc.logexpiry 5.days && |
0e496492 | 164 | test-tool chmtime =-345600 .git/gc.log && |
30299702 | 165 | git gc --auto && |
a831c06a | 166 | test_config gc.logexpiry 2.days && |
ef09036c SG |
167 | run_and_wait_for_auto_gc && |
168 | ls .git/objects/pack/pack-*.pack >packs && | |
169 | test_line_count = 1 packs | |
a831c06a | 170 | ' |
bdf56de8 | 171 | |
c45af94d JK |
172 | test_expect_success 'background auto gc respects lock for all operations' ' |
173 | # make sure we run a background auto-gc | |
174 | test_commit make-pack && | |
175 | git repack && | |
176 | test_config gc.autopacklimit 1 && | |
177 | test_config gc.autodetach true && | |
178 | ||
179 | # create a ref whose loose presence we can use to detect a pack-refs run | |
180 | git update-ref refs/heads/should-be-loose HEAD && | |
181 | test_path_is_file .git/refs/heads/should-be-loose && | |
182 | ||
183 | # now fake a concurrent gc that holds the lock; we can use our | |
184 | # shell pid so that it looks valid. | |
185 | hostname=$(hostname || echo unknown) && | |
c871fbee JS |
186 | shell_pid=$$ && |
187 | if test_have_prereq MINGW && test -f /proc/$shell_pid/winpid | |
188 | then | |
189 | # In Git for Windows, Bash (actually, the MSYS2 runtime) has a | |
190 | # different idea of PIDs than git.exe (actually Windows). Use | |
191 | # the Windows PID in this case. | |
192 | shell_pid=$(cat /proc/$shell_pid/winpid) | |
193 | fi && | |
194 | printf "%d %s" "$shell_pid" "$hostname" >.git/gc.pid && | |
c45af94d JK |
195 | |
196 | # our gc should exit zero without doing anything | |
197 | run_and_wait_for_auto_gc && | |
198 | test_path_is_file .git/refs/heads/should-be-loose | |
199 | ' | |
200 | ||
ef09036c SG |
201 | # DO NOT leave a detached auto gc process running near the end of the |
202 | # test script: it can run long enough in the background to racily | |
203 | # interfere with the cleanup in 'test_done'. | |
204 | ||
0c8151b6 | 205 | test_done |