t / t5304-prune.shon commit Merge branch 'dl/submodule-set-branch' (01f8d78)
   1#!/bin/sh
   2#
   3# Copyright (c) 2008 Johannes E. Schindelin
   4#
   5
   6test_description='prune'
   7. ./test-lib.sh
   8
   9day=$((60*60*24))
  10week=$(($day*7))
  11
  12add_blob() {
  13        before=$(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        verbose test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
  17        test_path_is_file $BLOB_FILE &&
  18        test-tool chmtime =+0 $BLOB_FILE
  19}
  20
  21test_expect_success setup '
  22
  23        : > file &&
  24        git add file &&
  25        test_tick &&
  26        git commit -m initial &&
  27        git gc
  28
  29'
  30
  31test_expect_success 'prune stale packs' '
  32
  33        orig_pack=$(echo .git/objects/pack/*.pack) &&
  34        : > .git/objects/tmp_1.pack &&
  35        : > .git/objects/tmp_2.pack &&
  36        test-tool chmtime =-86501 .git/objects/tmp_1.pack &&
  37        git prune --expire 1.day &&
  38        test_path_is_file $orig_pack &&
  39        test_path_is_file .git/objects/tmp_2.pack &&
  40        test_path_is_missing .git/objects/tmp_1.pack
  41
  42'
  43
  44test_expect_success 'prune --expire' '
  45
  46        add_blob &&
  47        git prune --expire=1.hour.ago &&
  48        verbose test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
  49        test_path_is_file $BLOB_FILE &&
  50        test-tool chmtime =-86500 $BLOB_FILE &&
  51        git prune --expire 1.day &&
  52        verbose test $before = $(git count-objects | sed "s/ .*//") &&
  53        test_path_is_missing $BLOB_FILE
  54
  55'
  56
  57test_expect_success 'gc: implicit prune --expire' '
  58
  59        add_blob &&
  60        test-tool chmtime =-$((2*$week-30)) $BLOB_FILE &&
  61        git gc &&
  62        verbose test $((1 + $before)) = $(git count-objects | sed "s/ .*//") &&
  63        test_path_is_file $BLOB_FILE &&
  64        test-tool chmtime =-$((2*$week+1)) $BLOB_FILE &&
  65        git gc &&
  66        verbose test $before = $(git count-objects | sed "s/ .*//") &&
  67        test_path_is_missing $BLOB_FILE
  68
  69'
  70
  71test_expect_success 'gc: refuse to start with invalid gc.pruneExpire' '
  72
  73        git config gc.pruneExpire invalid &&
  74        test_must_fail git gc
  75
  76'
  77
  78test_expect_success 'gc: start with ok gc.pruneExpire' '
  79
  80        git config gc.pruneExpire 2.days.ago &&
  81        git gc
  82
  83'
  84
  85test_expect_success 'prune: prune nonsense parameters' '
  86
  87        test_must_fail git prune garbage &&
  88        test_must_fail git prune --- &&
  89        test_must_fail git prune --no-such-option
  90
  91'
  92
  93test_expect_success 'prune: prune unreachable heads' '
  94
  95        git config core.logAllRefUpdates false &&
  96        mv .git/logs .git/logs.old &&
  97        : > file2 &&
  98        git add file2 &&
  99        git commit -m temporary &&
 100        tmp_head=$(git rev-list -1 HEAD) &&
 101        git reset HEAD^ &&
 102        git prune &&
 103        test_must_fail git reset $tmp_head --
 104
 105'
 106
 107test_expect_success 'prune: do not prune detached HEAD with no reflog' '
 108
 109        git checkout --detach --quiet &&
 110        git commit --allow-empty -m "detached commit" &&
 111        # verify that there is no reflogs
 112        # (should be removed and disabled by previous test)
 113        test_path_is_missing .git/logs &&
 114        git prune -n >prune_actual &&
 115        test_must_be_empty prune_actual
 116
 117'
 118
 119test_expect_success 'prune: prune former HEAD after checking out branch' '
 120
 121        head_oid=$(git rev-parse HEAD) &&
 122        git checkout --quiet master &&
 123        git prune -v >prune_actual &&
 124        grep "$head_oid" prune_actual
 125
 126'
 127
 128test_expect_success 'prune: do not prune heads listed as an argument' '
 129
 130        : > file2 &&
 131        git add file2 &&
 132        git commit -m temporary &&
 133        tmp_head=$(git rev-list -1 HEAD) &&
 134        git reset HEAD^ &&
 135        git prune -- $tmp_head &&
 136        git reset $tmp_head --
 137
 138'
 139
 140test_expect_success 'gc --no-prune' '
 141
 142        add_blob &&
 143        test-tool chmtime =-$((5001*$day)) $BLOB_FILE &&
 144        git config gc.pruneExpire 2.days.ago &&
 145        git gc --no-prune &&
 146        verbose test 1 = $(git count-objects | sed "s/ .*//") &&
 147        test_path_is_file $BLOB_FILE
 148
 149'
 150
 151test_expect_success 'gc respects gc.pruneExpire' '
 152
 153        git config gc.pruneExpire 5002.days.ago &&
 154        git gc &&
 155        test_path_is_file $BLOB_FILE &&
 156        git config gc.pruneExpire 5000.days.ago &&
 157        git gc &&
 158        test_path_is_missing $BLOB_FILE
 159
 160'
 161
 162test_expect_success 'gc --prune=<date>' '
 163
 164        add_blob &&
 165        test-tool chmtime =-$((5001*$day)) $BLOB_FILE &&
 166        git gc --prune=5002.days.ago &&
 167        test_path_is_file $BLOB_FILE &&
 168        git gc --prune=5000.days.ago &&
 169        test_path_is_missing $BLOB_FILE
 170
 171'
 172
 173test_expect_success 'gc --prune=never' '
 174
 175        add_blob &&
 176        git gc --prune=never &&
 177        test_path_is_file $BLOB_FILE &&
 178        git gc --prune=now &&
 179        test_path_is_missing $BLOB_FILE
 180
 181'
 182
 183test_expect_success 'gc respects gc.pruneExpire=never' '
 184
 185        git config gc.pruneExpire never &&
 186        add_blob &&
 187        git gc &&
 188        test_path_is_file $BLOB_FILE &&
 189        git config gc.pruneExpire now &&
 190        git gc &&
 191        test_path_is_missing $BLOB_FILE
 192
 193'
 194
 195test_expect_success 'prune --expire=never' '
 196
 197        add_blob &&
 198        git prune --expire=never &&
 199        test_path_is_file $BLOB_FILE &&
 200        git prune &&
 201        test_path_is_missing $BLOB_FILE
 202
 203'
 204
 205test_expect_success 'gc: prune old objects after local clone' '
 206        add_blob &&
 207        test-tool chmtime =-$((2*$week+1)) $BLOB_FILE &&
 208        git clone --no-hardlinks . aclone &&
 209        (
 210                cd aclone &&
 211                verbose test 1 = $(git count-objects | sed "s/ .*//") &&
 212                test_path_is_file $BLOB_FILE &&
 213                git gc --prune &&
 214                verbose test 0 = $(git count-objects | sed "s/ .*//") &&
 215                test_path_is_missing $BLOB_FILE
 216        )
 217'
 218
 219test_expect_success 'garbage report in count-objects -v' '
 220        test_when_finished "rm -f .git/objects/pack/fake*" &&
 221        test_when_finished "rm -f .git/objects/pack/foo*" &&
 222        : >.git/objects/pack/foo &&
 223        : >.git/objects/pack/foo.bar &&
 224        : >.git/objects/pack/foo.keep &&
 225        : >.git/objects/pack/foo.pack &&
 226        : >.git/objects/pack/fake.bar &&
 227        : >.git/objects/pack/fake.keep &&
 228        : >.git/objects/pack/fake.pack &&
 229        : >.git/objects/pack/fake.idx &&
 230        : >.git/objects/pack/fake2.keep &&
 231        : >.git/objects/pack/fake3.idx &&
 232        git count-objects -v 2>stderr &&
 233        grep "index file .git/objects/pack/fake.idx is too small" stderr &&
 234        grep "^warning:" stderr | sort >actual &&
 235        cat >expected <<\EOF &&
 236warning: garbage found: .git/objects/pack/fake.bar
 237warning: garbage found: .git/objects/pack/foo
 238warning: garbage found: .git/objects/pack/foo.bar
 239warning: no corresponding .idx or .pack: .git/objects/pack/fake2.keep
 240warning: no corresponding .idx: .git/objects/pack/foo.keep
 241warning: no corresponding .idx: .git/objects/pack/foo.pack
 242warning: no corresponding .pack: .git/objects/pack/fake3.idx
 243EOF
 244        test_cmp expected actual
 245'
 246
 247test_expect_success 'clean pack garbage with gc' '
 248        test_when_finished "rm -f .git/objects/pack/fake*" &&
 249        test_when_finished "rm -f .git/objects/pack/foo*" &&
 250        : >.git/objects/pack/foo.keep &&
 251        : >.git/objects/pack/foo.pack &&
 252        : >.git/objects/pack/fake.idx &&
 253        : >.git/objects/pack/fake2.keep &&
 254        : >.git/objects/pack/fake2.idx &&
 255        : >.git/objects/pack/fake3.keep &&
 256        git gc &&
 257        git count-objects -v 2>stderr &&
 258        grep "^warning:" stderr | sort >actual &&
 259        cat >expected <<\EOF &&
 260warning: no corresponding .idx or .pack: .git/objects/pack/fake3.keep
 261warning: no corresponding .idx: .git/objects/pack/foo.keep
 262warning: no corresponding .idx: .git/objects/pack/foo.pack
 263EOF
 264        test_cmp expected actual
 265'
 266
 267test_expect_success 'prune .git/shallow' '
 268        oid=$(echo hi|git commit-tree HEAD^{tree}) &&
 269        echo $oid >.git/shallow &&
 270        git prune --dry-run >out &&
 271        grep $oid .git/shallow &&
 272        grep $oid out &&
 273        git prune &&
 274        test_path_is_missing .git/shallow
 275'
 276
 277test_expect_success 'prune .git/shallow when there are no loose objects' '
 278        oid=$(echo hi|git commit-tree HEAD^{tree}) &&
 279        echo $oid >.git/shallow &&
 280        git update-ref refs/heads/shallow-tip $oid &&
 281        git repack -ad &&
 282        # verify assumption that all loose objects are gone
 283        git count-objects | grep ^0 &&
 284        git prune &&
 285        echo $oid >expect &&
 286        test_cmp expect .git/shallow
 287'
 288
 289test_expect_success 'prune: handle alternate object database' '
 290        test_create_repo A &&
 291        git -C A commit --allow-empty -m "initial commit" &&
 292        git clone --shared A B &&
 293        git -C B commit --allow-empty -m "next commit" &&
 294        git -C B prune
 295'
 296
 297test_expect_success 'prune: handle index in multiple worktrees' '
 298        git worktree add second-worktree &&
 299        echo "new blob for second-worktree" >second-worktree/blob &&
 300        git -C second-worktree add blob &&
 301        git prune --expire=now &&
 302        git -C second-worktree show :blob >actual &&
 303        test_cmp second-worktree/blob actual
 304'
 305
 306test_expect_success 'prune: handle HEAD in multiple worktrees' '
 307        git worktree add --detach third-worktree &&
 308        echo "new blob for third-worktree" >third-worktree/blob &&
 309        git -C third-worktree add blob &&
 310        git -C third-worktree commit -m "third" &&
 311        rm .git/worktrees/third-worktree/index &&
 312        test_must_fail git -C third-worktree show :blob &&
 313        git prune --expire=now &&
 314        git -C third-worktree show HEAD:blob >actual &&
 315        test_cmp third-worktree/blob actual
 316'
 317
 318test_expect_success 'prune: handle HEAD reflog in multiple worktrees' '
 319        git config core.logAllRefUpdates true &&
 320        echo "lost blob for third-worktree" >expected &&
 321        (
 322                cd third-worktree &&
 323                cat ../expected >blob &&
 324                git add blob &&
 325                git commit -m "second commit in third" &&
 326                git reset --hard HEAD^
 327        ) &&
 328        git prune --expire=now &&
 329        oid=`git hash-object expected` &&
 330        git -C third-worktree show "$oid" >actual &&
 331        test_cmp expected actual
 332'
 333
 334test_expect_success 'prune: handle expire option correctly' '
 335        test_must_fail git prune --expire 2>error &&
 336        test_i18ngrep "requires a value" error &&
 337
 338        test_must_fail git prune --expire=nyah 2>error &&
 339        test_i18ngrep "malformed expiration" error &&
 340
 341        git prune --no-expire
 342'
 343
 344test_done