t/t5304-prune.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2008 Johannes E. Schindelin
   4 #
   5
   6 test_description='prune'
   7 . ./test-lib.sh
   8
   9 day=$((60*60*24))
  10 week=$(($day*7))
  11
  12 add_blob() {
  13         before=$(git count-objects | sed "s/ .*//") &&
  14         BLOB=$(echo aleph_0 | git hash-object -w --stdin) &&
  15         BLOB_FILE=.git/objects/$(echo $BLOB | sed "s/^../&\//") &&
  16         test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
  17         test -f $BLOB_FILE &&
  18         test-chmtime =+0 $BLOB_FILE
  19 }
  20
  21 test_expect_success setup '
  22
  23         : > file &&
  24         git add file &&
  25         test_tick &&
  26         git commit -m initial &&
  27         git gc
  28
  29 '
  30
  31 test_expect_success 'prune stale packs' '
  32
  33         orig_pack=$(echo .git/objects/pack/*.pack) &&
  34         : > .git/objects/tmp_1.pack &&
  35         : > .git/objects/tmp_2.pack &&
  36         test-chmtime =-86501 .git/objects/tmp_1.pack &&
  37         git prune --expire 1.day &&
  38         test -f $orig_pack &&
  39         test -f .git/objects/tmp_2.pack &&
  40         ! test -f .git/objects/tmp_1.pack
  41
  42 '
  43
  44 test_expect_success 'prune --expire' '
  45
  46         add_blob &&
  47         git prune --expire=1.hour.ago &&
  48         test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
  49         test -f $BLOB_FILE &&
  50         test-chmtime =-86500 $BLOB_FILE &&
  51         git prune --expire 1.day &&
  52         test $before = $(git count-objects | sed "s/ .*//") &&
  53         ! test -f $BLOB_FILE
  54
  55 '
  56
  57 test_expect_success 'gc: implicit prune --expire' '
  58
  59         add_blob &&
  60         test-chmtime =-$((2*$week-30)) $BLOB_FILE &&
  61         git gc &&
  62         test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
  63         test -f $BLOB_FILE &&
  64         test-chmtime =-$((2*$week+1)) $BLOB_FILE &&
  65         git gc &&
  66         test $before = $(git count-objects | sed "s/ .*//") &&
  67         ! test -f $BLOB_FILE
  68
  69 '
  70
  71 test_expect_success 'gc: refuse to start with invalid gc.pruneExpire' '
  72
  73         git config gc.pruneExpire invalid &&
  74         test_must_fail git gc
  75
  76 '
  77
  78 test_expect_success 'gc: start with ok gc.pruneExpire' '
  79
  80         git config gc.pruneExpire 2.days.ago &&
  81         git gc
  82
  83 '
  84
  85 test_expect_success 'prune: prune nonsense parameters' '
  86
  87         test_must_fail git prune garbage &&
  88         test_must_fail git prune --- &&
  89         test_must_fail git prune --no-such-option
  90
  91 '
  92
  93 test_expect_success 'prune: prune unreachable heads' '
  94
  95         git config core.logAllRefUpdates false &&
  96         mv .git/logs .git/logs.old &&
  97         : > file2 &&
  98         git add file2 &&
  99         git commit -m temporary &&
 100         tmp_head=$(git rev-list -1 HEAD) &&
 101         git reset HEAD^ &&
 102         git prune &&
 103         test_must_fail git reset $tmp_head --
 104
 105 '
 106
 107 test_expect_success 'prune: do not prune heads listed as an argument' '
 108
 109         : > file2 &&
 110         git add file2 &&
 111         git commit -m temporary &&
 112         tmp_head=$(git rev-list -1 HEAD) &&
 113         git reset HEAD^ &&
 114         git prune -- $tmp_head &&
 115         git reset $tmp_head --
 116
 117 '
 118
 119 test_expect_success 'gc --no-prune' '
 120
 121         add_blob &&
 122         test-chmtime =-$((5001*$day)) $BLOB_FILE &&
 123         git config gc.pruneExpire 2.days.ago &&
 124         git gc --no-prune &&
 125         test 1 = $(git count-objects | sed "s/ .*//") &&
 126         test -f $BLOB_FILE
 127
 128 '
 129
 130 test_expect_success 'gc respects gc.pruneExpire' '
 131
 132         git config gc.pruneExpire 5002.days.ago &&
 133         git gc &&
 134         test -f $BLOB_FILE &&
 135         git config gc.pruneExpire 5000.days.ago &&
 136         git gc &&
 137         test ! -f $BLOB_FILE
 138
 139 '
 140
 141 test_expect_success 'gc --prune=<date>' '
 142
 143         add_blob &&
 144         test-chmtime =-$((5001*$day)) $BLOB_FILE &&
 145         git gc --prune=5002.days.ago &&
 146         test -f $BLOB_FILE &&
 147         git gc --prune=5000.days.ago &&
 148         test ! -f $BLOB_FILE
 149
 150 '
 151
 152 test_expect_success 'gc --prune=never' '
 153
 154         add_blob &&
 155         git gc --prune=never &&
 156         test -f $BLOB_FILE &&
 157         git gc --prune=now &&
 158         test ! -f $BLOB_FILE
 159
 160 '
 161
 162 test_expect_success 'gc respects gc.pruneExpire=never' '
 163
 164         git config gc.pruneExpire never &&
 165         add_blob &&
 166         git gc &&
 167         test -f $BLOB_FILE &&
 168         git config gc.pruneExpire now &&
 169         git gc &&
 170         test ! -f $BLOB_FILE
 171
 172 '
 173
 174 test_expect_success 'prune --expire=never' '
 175
 176         add_blob &&
 177         git prune --expire=never &&
 178         test -f $BLOB_FILE &&
 179         git prune &&
 180         test ! -f $BLOB_FILE
 181
 182 '
 183
 184 test_expect_success 'gc: prune old objects after local clone' '
 185         add_blob &&
 186         test-chmtime =-$((2*$week+1)) $BLOB_FILE &&
 187         git clone --no-hardlinks . aclone &&
 188         (
 189                 cd aclone &&
 190                 test 1 = $(git count-objects | sed "s/ .*//") &&
 191                 test -f $BLOB_FILE &&
 192                 git gc --prune &&
 193                 test 0 = $(git count-objects | sed "s/ .*//") &&
 194                 ! test -f $BLOB_FILE
 195         )
 196 '
 197
 198 test_expect_success 'garbage report in count-objects -v' '
 199         : >.git/objects/pack/foo &&
 200         : >.git/objects/pack/foo.bar &&
 201         : >.git/objects/pack/foo.keep &&
 202         : >.git/objects/pack/foo.pack &&
 203         : >.git/objects/pack/fake.bar &&
 204         : >.git/objects/pack/fake.keep &&
 205         : >.git/objects/pack/fake.pack &&
 206         : >.git/objects/pack/fake.idx &&
 207         : >.git/objects/pack/fake2.keep &&
 208         : >.git/objects/pack/fake3.idx &&
 209         git count-objects -v 2>stderr &&
 210         grep "index file .git/objects/pack/fake.idx is too small" stderr &&
 211         grep "^warning:" stderr | sort >actual &&
 212         cat >expected <<\EOF &&
 213 warning: garbage found: .git/objects/pack/fake.bar
 214 warning: garbage found: .git/objects/pack/foo
 215 warning: garbage found: .git/objects/pack/foo.bar
 216 warning: no corresponding .idx nor .pack: .git/objects/pack/fake2.keep
 217 warning: no corresponding .idx: .git/objects/pack/foo.keep
 218 warning: no corresponding .idx: .git/objects/pack/foo.pack
 219 warning: no corresponding .pack: .git/objects/pack/fake3.idx
 220 EOF
 221         test_cmp expected actual
 222 '
 223
 224 test_expect_success 'prune .git/shallow' '
 225         SHA1=`echo hi|git commit-tree HEAD^{tree}` &&
 226         echo $SHA1 >.git/shallow &&
 227         git prune --dry-run >out &&
 228         grep $SHA1 .git/shallow &&
 229         grep $SHA1 out &&
 230         git prune &&
 231         ! test -f .git/shallow
 232 '
 233
 234 test_done