t/t7406-submodule-update.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2009 Red Hat, Inc.
   4 #
   5
   6 test_description='Test updating submodules
   7
   8 This test verifies that "git submodule update" detaches the HEAD of the
   9 submodule and "git submodule update --rebase/--merge" does not detach the HEAD.
  10 '
  11
  12 . ./test-lib.sh
  13
  14
  15 compare_head()
  16 {
  17     sha_master=`git rev-list --max-count=1 master`
  18     sha_head=`git rev-list --max-count=1 HEAD`
  19
  20     test "$sha_master" = "$sha_head"
  21 }
  22
  23
  24 test_expect_success 'setup a submodule tree' '
  25         echo file > file &&
  26         git add file &&
  27         test_tick &&
  28         git commit -m upstream
  29         git clone . super &&
  30         git clone super submodule &&
  31         git clone super rebasing &&
  32         git clone super merging &&
  33         (cd super &&
  34          git submodule add ../submodule submodule &&
  35          test_tick &&
  36          git commit -m "submodule" &&
  37          git submodule init submodule
  38         ) &&
  39         (cd submodule &&
  40         echo "line2" > file &&
  41         git add file &&
  42         git commit -m "Commit 2"
  43         ) &&
  44         (cd super &&
  45          (cd submodule &&
  46           git pull --rebase origin
  47          ) &&
  48          git add submodule &&
  49          git commit -m "submodule update"
  50         ) &&
  51         (cd super &&
  52          git submodule add ../rebasing rebasing &&
  53          test_tick &&
  54          git commit -m "rebasing"
  55         ) &&
  56         (cd super &&
  57          git submodule add ../merging merging &&
  58          test_tick &&
  59          git commit -m "rebasing"
  60         )
  61 '
  62
  63 test_expect_success 'submodule update detaching the HEAD ' '
  64         (cd super/submodule &&
  65          git reset --hard HEAD~1
  66         ) &&
  67         (cd super &&
  68          (cd submodule &&
  69           compare_head
  70          ) &&
  71          git submodule update submodule &&
  72          cd submodule &&
  73          ! compare_head
  74         )
  75 '
  76
  77 test_expect_success 'submodule update --rebase staying on master' '
  78         (cd super/submodule &&
  79           git checkout master
  80         ) &&
  81         (cd super &&
  82          (cd submodule &&
  83           compare_head
  84          ) &&
  85          git submodule update --rebase submodule &&
  86          cd submodule &&
  87          compare_head
  88         )
  89 '
  90
  91 test_expect_success 'submodule update --merge staying on master' '
  92         (cd super/submodule &&
  93           git reset --hard HEAD~1
  94         ) &&
  95         (cd super &&
  96          (cd submodule &&
  97           compare_head
  98          ) &&
  99          git submodule update --merge submodule &&
 100          cd submodule &&
 101          compare_head
 102         )
 103 '
 104
 105 test_expect_success 'submodule update - rebase in .git/config' '
 106         (cd super &&
 107          git config submodule.submodule.update rebase
 108         ) &&
 109         (cd super/submodule &&
 110           git reset --hard HEAD~1
 111         ) &&
 112         (cd super &&
 113          (cd submodule &&
 114           compare_head
 115          ) &&
 116          git submodule update submodule &&
 117          cd submodule &&
 118          compare_head
 119         )
 120 '
 121
 122 test_expect_success 'submodule update - checkout in .git/config but --rebase given' '
 123         (cd super &&
 124          git config submodule.submodule.update checkout
 125         ) &&
 126         (cd super/submodule &&
 127           git reset --hard HEAD~1
 128         ) &&
 129         (cd super &&
 130          (cd submodule &&
 131           compare_head
 132          ) &&
 133          git submodule update --rebase submodule &&
 134          cd submodule &&
 135          compare_head
 136         )
 137 '
 138
 139 test_expect_success 'submodule update - merge in .git/config' '
 140         (cd super &&
 141          git config submodule.submodule.update merge
 142         ) &&
 143         (cd super/submodule &&
 144           git reset --hard HEAD~1
 145         ) &&
 146         (cd super &&
 147          (cd submodule &&
 148           compare_head
 149          ) &&
 150          git submodule update submodule &&
 151          cd submodule &&
 152          compare_head
 153         )
 154 '
 155
 156 test_expect_success 'submodule update - checkout in .git/config but --merge given' '
 157         (cd super &&
 158          git config submodule.submodule.update checkout
 159         ) &&
 160         (cd super/submodule &&
 161           git reset --hard HEAD~1
 162         ) &&
 163         (cd super &&
 164          (cd submodule &&
 165           compare_head
 166          ) &&
 167          git submodule update --merge submodule &&
 168          cd submodule &&
 169          compare_head
 170         )
 171 '
 172
 173 test_expect_success 'submodule update - checkout in .git/config' '
 174         (cd super &&
 175          git config submodule.submodule.update checkout
 176         ) &&
 177         (cd super/submodule &&
 178           git reset --hard HEAD^
 179         ) &&
 180         (cd super &&
 181          (cd submodule &&
 182           compare_head
 183          ) &&
 184          git submodule update submodule &&
 185          cd submodule &&
 186          ! compare_head
 187         )
 188 '
 189
 190 test_expect_success 'submodule init picks up rebase' '
 191         (cd super &&
 192          git config -f .gitmodules submodule.rebasing.update rebase &&
 193          git submodule init rebasing &&
 194          test "rebase" = "$(git config submodule.rebasing.update)"
 195         )
 196 '
 197
 198 test_expect_success 'submodule init picks up merge' '
 199         (cd super &&
 200          git config -f .gitmodules submodule.merging.update merge &&
 201          git submodule init merging &&
 202          test "merge" = "$(git config submodule.merging.update)"
 203         )
 204 '
 205
 206 test_done