t/t6009-rev-list-parent.sh

   1 #!/bin/sh
   2
   3 test_description='ancestor culling and limiting by parent number'
   4
   5 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   6 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   7
   8 TEST_PASSES_SANITIZE_LEAK=true
   9 . ./test-lib.sh
  10
  11 check_revlist () {
  12         rev_list_args="$1" &&
  13         shift &&
  14         git rev-parse "$@" >expect &&
  15         git rev-list $rev_list_args --all >actual &&
  16         test_cmp expect actual
  17 }
  18
  19 test_expect_success setup '
  20
  21         touch file &&
  22         git add file &&
  23
  24         test_commit one &&
  25
  26         test_tick=$(($test_tick - 2400)) &&
  27
  28         test_commit two &&
  29         test_commit three &&
  30         test_commit four &&
  31
  32         git log --pretty=oneline --abbrev-commit
  33 '
  34
  35 test_expect_success 'one is ancestor of others and should not be shown' '
  36
  37         git rev-list one --not four >result &&
  38         test_must_be_empty result
  39
  40 '
  41
  42 test_expect_success 'setup roots, merges and octopuses' '
  43
  44         git checkout --orphan newroot &&
  45         test_commit five &&
  46         git checkout -b sidebranch two &&
  47         test_commit six &&
  48         git checkout -b anotherbranch three &&
  49         test_commit seven &&
  50         git checkout -b yetanotherbranch four &&
  51         test_commit eight &&
  52         git checkout main &&
  53         test_tick &&
  54         git merge --allow-unrelated-histories -m normalmerge newroot &&
  55         git tag normalmerge &&
  56         test_tick &&
  57         git merge -m tripus sidebranch anotherbranch &&
  58         git tag tripus &&
  59         git checkout -b tetrabranch normalmerge &&
  60         test_tick &&
  61         git merge -m tetrapus sidebranch anotherbranch yetanotherbranch &&
  62         git tag tetrapus &&
  63         git checkout main
  64 '
  65
  66 test_expect_success 'parse --max-parents & --min-parents' '
  67         test_must_fail git rev-list --max-parents=1q HEAD 2>error &&
  68         grep "not an integer" error &&
  69
  70         test_must_fail git rev-list --min-parents=1q HEAD 2>error &&
  71         grep "not an integer" error &&
  72
  73         git rev-list --max-parents=1 --min-parents=1 HEAD &&
  74         git rev-list --max-parents=-1 --min-parents=-1 HEAD
  75 '
  76
  77 test_expect_success 'rev-list roots' '
  78
  79         check_revlist "--max-parents=0" one five
  80 '
  81
  82 test_expect_success 'rev-list no merges' '
  83
  84         check_revlist "--max-parents=1" one eight seven six five four three two &&
  85         check_revlist "--no-merges" one eight seven six five four three two
  86 '
  87
  88 test_expect_success 'rev-list no octopuses' '
  89
  90         check_revlist "--max-parents=2" one normalmerge eight seven six five four three two
  91 '
  92
  93 test_expect_success 'rev-list no roots' '
  94
  95         check_revlist "--min-parents=1" tetrapus tripus normalmerge eight seven six four three two
  96 '
  97
  98 test_expect_success 'rev-list merges' '
  99
 100         check_revlist "--min-parents=2" tetrapus tripus normalmerge &&
 101         check_revlist "--merges" tetrapus tripus normalmerge
 102 '
 103
 104 test_expect_success 'rev-list octopus' '
 105
 106         check_revlist "--min-parents=3" tetrapus tripus
 107 '
 108
 109 test_expect_success 'rev-list ordinary commits' '
 110
 111         check_revlist "--min-parents=1 --max-parents=1" eight seven six four three two
 112 '
 113
 114 test_expect_success 'rev-list --merges --no-merges yields empty set' '
 115
 116         check_revlist "--min-parents=2 --no-merges" &&
 117         check_revlist "--merges --no-merges" &&
 118         check_revlist "--no-merges --merges"
 119 '
 120
 121 test_expect_success 'rev-list override and infinities' '
 122
 123         check_revlist "--min-parents=2 --max-parents=1 --max-parents=3" tripus normalmerge &&
 124         check_revlist "--min-parents=1 --min-parents=2 --max-parents=7" tetrapus tripus normalmerge &&
 125         check_revlist "--min-parents=2 --max-parents=8" tetrapus tripus normalmerge &&
 126         check_revlist "--min-parents=2 --max-parents=-1" tetrapus tripus normalmerge &&
 127         check_revlist "--min-parents=2 --no-max-parents" tetrapus tripus normalmerge &&
 128         check_revlist "--max-parents=0 --min-parents=1 --no-min-parents" one five
 129 '
 130
 131 test_expect_success 'dodecapus' '
 132
 133         roots= &&
 134         for i in 1 2 3 4 5 6 7 8 9 10 11
 135         do
 136                 git checkout -b root$i five &&
 137                 test_commit $i &&
 138                 roots="$roots root$i" ||
 139                 return 1
 140         done &&
 141         git checkout main &&
 142         test_tick &&
 143         git merge -m dodecapus $roots &&
 144         git tag dodecapus &&
 145
 146         check_revlist "--min-parents=4" dodecapus tetrapus &&
 147         check_revlist "--min-parents=8" dodecapus &&
 148         check_revlist "--min-parents=12" dodecapus &&
 149         check_revlist "--min-parents=13" &&
 150         check_revlist "--min-parents=4 --max-parents=11" tetrapus
 151 '
 152
 153 test_expect_success 'ancestors with the same commit time' '
 154
 155         test_tick_keep=$test_tick &&
 156         for i in 1 2 3 4 5 6 7 8; do
 157                 test_tick=$test_tick_keep &&
 158                 test_commit t$i || return 1
 159         done &&
 160         git rev-list t1^! --not t$i >result &&
 161         test_must_be_empty result
 162 '
 163
 164 test_done