1#!/bin/sh
   2#
   3# Copyright (c) 2007 Junio C Hamano
   4#
   5test_description='Test prune and reflog expiration'
   7. ./test-lib.sh
   8check_have () {
  10        gaah= &&
  11        for N in "$@"
  12        do
  13                eval "o=\$$N" && git cat-file -t $o || {
  14                        echo Gaah $N
  15                        gaah=$N
  16                        break
  17                }
  18        done &&
  19        test -z "$gaah"
  20}
  21check_fsck () {
  23        output=$(git fsck --full)
  24        case "$1" in
  25        '')
  26                test -z "$output" ;;
  27        *)
  28                echo "$output" | grep "$1" ;;
  29        esac
  30}
  31corrupt () {
  33        aa=${1%??????????????????????????????????????} zz=${1#??}
  34        mv .git/objects/$aa/$zz .git/$aa$zz
  35}
  36recover () {
  38        aa=${1%??????????????????????????????????????} zz=${1#??}
  39        mkdir -p .git/objects/$aa
  40        mv .git/$aa$zz .git/objects/$aa/$zz
  41}
  42check_dont_have () {
  44        gaah= &&
  45        for N in "$@"
  46        do
  47                eval "o=\$$N"
  48                git cat-file -t $o && {
  49                        echo Gaah $N
  50                        gaah=$N
  51                        break
  52                }
  53        done
  54        test -z "$gaah"
  55}
  56test_expect_success setup '
  58        mkdir -p A/B &&
  59        echo rat >C &&
  60        echo ox >A/D &&
  61        echo tiger >A/B/E &&
  62        git add . &&
  63        test_tick && git commit -m rabbit &&
  65        H=`git rev-parse --verify HEAD` &&
  66        A=`git rev-parse --verify HEAD:A` &&
  67        B=`git rev-parse --verify HEAD:A/B` &&
  68        C=`git rev-parse --verify HEAD:C` &&
  69        D=`git rev-parse --verify HEAD:A/D` &&
  70        E=`git rev-parse --verify HEAD:A/B/E` &&
  71        check_fsck &&
  72        test_chmod +x C &&
  74        git add C &&
  75        test_tick && git commit -m dragon &&
  76        L=`git rev-parse --verify HEAD` &&
  77        check_fsck &&
  78        rm -f C A/B/E &&
  80        echo snake >F &&
  81        echo horse >A/G &&
  82        git add F A/G &&
  83        test_tick && git commit -a -m sheep &&
  84        F=`git rev-parse --verify HEAD:F` &&
  85        G=`git rev-parse --verify HEAD:A/G` &&
  86        I=`git rev-parse --verify HEAD:A` &&
  87        J=`git rev-parse --verify HEAD` &&
  88        check_fsck &&
  89        rm -f A/G &&
  91        test_tick && git commit -a -m monkey &&
  92        K=`git rev-parse --verify HEAD` &&
  93        check_fsck &&
  94        check_have A B C D E F G H I J K L &&
  96        git prune &&
  98        check_have A B C D E F G H I J K L &&
 100        check_fsck &&
 102        loglen=$(wc -l <.git/logs/refs/heads/master) &&
 104        test $loglen = 4
 105'
 106test_expect_success rewind '
 108        test_tick && git reset --hard HEAD~2 &&
 109        test -f C &&
 110        test -f A/B/E &&
 111        ! test -f F &&
 112        ! test -f A/G &&
 113        check_have A B C D E F G H I J K L &&
 115        git prune &&
 117        check_have A B C D E F G H I J K L &&
 119        loglen=$(wc -l <.git/logs/refs/heads/master) &&
 121        test $loglen = 5
 122'
 123test_expect_success 'corrupt and check' '
 125        corrupt $F &&
 127        check_fsck "missing blob $F"
 128'
 130test_expect_success 'reflog expire --dry-run should not touch reflog' '
 132        git reflog expire --dry-run \
 134                --expire=$(($test_tick - 10000)) \
 135                --expire-unreachable=$(($test_tick - 10000)) \
 136                --stale-fix \
 137                --all &&
 138        loglen=$(wc -l <.git/logs/refs/heads/master) &&
 140        test $loglen = 5 &&
 141        check_fsck "missing blob $F"
 143'
 144test_expect_success 'reflog expire' '
 146        git reflog expire --verbose \
 148                --expire=$(($test_tick - 10000)) \
 149                --expire-unreachable=$(($test_tick - 10000)) \
 150                --stale-fix \
 151                --all &&
 152        loglen=$(wc -l <.git/logs/refs/heads/master) &&
 154        test $loglen = 2 &&
 155        check_fsck "dangling commit $K"
 157'
 158test_expect_success 'prune and fsck' '
 160        git prune &&
 162        check_fsck &&
 163        check_have A B C D E H L &&
 165        check_dont_have F G I J K
 166'
 168test_expect_success 'recover and check' '
 170        recover $F &&
 172        check_fsck "dangling blob $F"
 173'
 175test_expect_success 'delete' '
 177        echo 1 > C &&
 178        test_tick &&
 179        git commit -m rat C &&
 180        echo 2 > C &&
 182        test_tick &&
 183        git commit -m ox C &&
 184        echo 3 > C &&
 186        test_tick &&
 187        git commit -m tiger C &&
 188        HEAD_entry_count=$(git reflog | wc -l)
 190        master_entry_count=$(git reflog show master | wc -l)
 191        test $HEAD_entry_count = 5 &&
 193        test $master_entry_count = 5 &&
 194        git reflog delete master@{1} &&
 197        git reflog show master > output &&
 198        test $(($master_entry_count - 1)) = $(wc -l < output) &&
 199        test $HEAD_entry_count = $(git reflog | wc -l) &&
 200        ! grep ox < output &&
 201        master_entry_count=$(wc -l < output)
 203        git reflog delete HEAD@{1} &&
 205        test $(($HEAD_entry_count -1)) = $(git reflog | wc -l) &&
 206        test $master_entry_count = $(git reflog show master | wc -l) &&
 207        HEAD_entry_count=$(git reflog | wc -l)
 209        git reflog delete master@{07.04.2005.15:15:00.-0700} &&
 211        git reflog show master > output &&
 212        test $(($master_entry_count - 1)) = $(wc -l < output) &&
 213        ! grep dragon < output
 214'
 216test_done