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 'rev-list roots' '
  67
  68         check_revlist "--max-parents=0" one five
  69 '
  70
  71 test_expect_success 'rev-list no merges' '
  72
  73         check_revlist "--max-parents=1" one eight seven six five four three two &&
  74         check_revlist "--no-merges" one eight seven six five four three two
  75 '
  76
  77 test_expect_success 'rev-list no octopuses' '
  78
  79         check_revlist "--max-parents=2" one normalmerge eight seven six five four three two
  80 '
  81
  82 test_expect_success 'rev-list no roots' '
  83
  84         check_revlist "--min-parents=1" tetrapus tripus normalmerge eight seven six four three two
  85 '
  86
  87 test_expect_success 'rev-list merges' '
  88
  89         check_revlist "--min-parents=2" tetrapus tripus normalmerge &&
  90         check_revlist "--merges" tetrapus tripus normalmerge
  91 '
  92
  93 test_expect_success 'rev-list octopus' '
  94
  95         check_revlist "--min-parents=3" tetrapus tripus
  96 '
  97
  98 test_expect_success 'rev-list ordinary commits' '
  99
 100         check_revlist "--min-parents=1 --max-parents=1" eight seven six four three two
 101 '
 102
 103 test_expect_success 'rev-list --merges --no-merges yields empty set' '
 104
 105         check_revlist "--min-parents=2 --no-merges" &&
 106         check_revlist "--merges --no-merges" &&
 107         check_revlist "--no-merges --merges"
 108 '
 109
 110 test_expect_success 'rev-list override and infinities' '
 111
 112         check_revlist "--min-parents=2 --max-parents=1 --max-parents=3" tripus normalmerge &&
 113         check_revlist "--min-parents=1 --min-parents=2 --max-parents=7" tetrapus tripus normalmerge &&
 114         check_revlist "--min-parents=2 --max-parents=8" tetrapus tripus normalmerge &&
 115         check_revlist "--min-parents=2 --max-parents=-1" tetrapus tripus normalmerge &&
 116         check_revlist "--min-parents=2 --no-max-parents" tetrapus tripus normalmerge &&
 117         check_revlist "--max-parents=0 --min-parents=1 --no-min-parents" one five
 118 '
 119
 120 test_expect_success 'dodecapus' '
 121
 122         roots= &&
 123         for i in 1 2 3 4 5 6 7 8 9 10 11
 124         do
 125                 git checkout -b root$i five &&
 126                 test_commit $i &&
 127                 roots="$roots root$i" ||
 128                 return 1
 129         done &&
 130         git checkout main &&
 131         test_tick &&
 132         git merge -m dodecapus $roots &&
 133         git tag dodecapus &&
 134
 135         check_revlist "--min-parents=4" dodecapus tetrapus &&
 136         check_revlist "--min-parents=8" dodecapus &&
 137         check_revlist "--min-parents=12" dodecapus &&
 138         check_revlist "--min-parents=13" &&
 139         check_revlist "--min-parents=4 --max-parents=11" tetrapus
 140 '
 141
 142 test_expect_success 'ancestors with the same commit time' '
 143
 144         test_tick_keep=$test_tick &&
 145         for i in 1 2 3 4 5 6 7 8; do
 146                 test_tick=$test_tick_keep &&
 147                 test_commit t$i || return 1
 148         done &&
 149         git rev-list t1^! --not t$i >result &&
 150         test_must_be_empty result
 151 '
 152
 153 test_done