t/t1508-at-combinations.sh

   1 #!/bin/sh
   2
   3 test_description='test various @{X} syntax combinations together'
   4 . ./test-lib.sh
   5
   6 check() {
   7         test_expect_${4:-success} "$1 = $3" "
   8                 echo '$3' >expect &&
   9                 if test '$2' = 'commit'
  10                 then
  11                         git log -1 --format=%s '$1' >actual
  12                 else
  13                         git rev-parse --symbolic-full-name '$1' >actual
  14                 fi &&
  15                 test_cmp expect actual
  16         "
  17 }
  18
  19 nonsense() {
  20         test_expect_${2:-success} "$1 is nonsensical" "
  21                 test_must_fail git rev-parse --verify '$1'
  22         "
  23 }
  24
  25 fail() {
  26         "$@" failure
  27 }
  28
  29 test_expect_success 'setup' '
  30         test_commit master-one &&
  31         test_commit master-two &&
  32         git checkout -b upstream-branch &&
  33         test_commit upstream-one &&
  34         test_commit upstream-two &&
  35         git checkout -b old-branch &&
  36         test_commit old-one &&
  37         test_commit old-two &&
  38         git checkout -b new-branch &&
  39         test_commit new-one &&
  40         test_commit new-two &&
  41         git branch -u master old-branch &&
  42         git branch -u upstream-branch new-branch
  43 '
  44
  45 check HEAD ref refs/heads/new-branch
  46 check "@{1}" commit new-one
  47 check "HEAD@{1}" commit new-one
  48 check "@{now}" commit new-two
  49 check "HEAD@{now}" commit new-two
  50 check "@{-1}" ref refs/heads/old-branch
  51 check "@{-1}@{0}" commit old-two
  52 check "@{-1}@{1}" commit old-one
  53 check "@{u}" ref refs/heads/upstream-branch
  54 check "HEAD@{u}" ref refs/heads/upstream-branch
  55 check "@{u}@{1}" commit upstream-one
  56 check "@{-1}@{u}" ref refs/heads/master
  57 check "@{-1}@{u}@{1}" commit master-one
  58 nonsense "@{u}@{-1}"
  59 nonsense "@{0}@{0}"
  60 nonsense "@{1}@{u}"
  61 nonsense "HEAD@{-1}"
  62 nonsense "@{-1}@{-1}"
  63
  64 # @{N} versus HEAD@{N}
  65
  66 check "HEAD@{3}" commit old-two
  67 nonsense "@{3}"
  68
  69 test_expect_success 'switch to old-branch' '
  70         git checkout old-branch
  71 '
  72
  73 check HEAD ref refs/heads/old-branch
  74 check "HEAD@{1}" commit new-two
  75 check "@{1}" commit old-one
  76
  77 test_done