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