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         (cd super &&
  32          git submodule add ../submodule submodule &&
  33          test_tick &&
  34          git commit -m "submodule" &&
  35          git submodule init submodule
  36         ) &&
  37         (cd submodule &&
  38         echo "line2" > file &&
  39         git add file &&
  40         git commit -m "Commit 2"
  41         ) &&
  42         (cd super &&
  43          (cd submodule &&
  44           git pull --rebase origin
  45          ) &&
  46          git add submodule &&
  47          git commit -m "submodule update"
  48         )
  49 '
  50
  51 test_expect_success 'submodule update detaching the HEAD ' '
  52         (cd super/submodule &&
  53          git reset --hard HEAD~1
  54         ) &&
  55         (cd super &&
  56          (cd submodule &&
  57           compare_head
  58          ) &&
  59          git submodule update submodule &&
  60          cd submodule &&
  61          ! compare_head
  62         )
  63 '
  64
  65 test_expect_success 'submodule update --rebase staying on master' '
  66         (cd super/submodule &&
  67           git checkout master
  68         ) &&
  69         (cd super &&
  70          (cd submodule &&
  71           compare_head
  72          ) &&
  73          git submodule update --rebase submodule &&
  74          cd submodule &&
  75          compare_head
  76         )
  77 '
  78
  79 test_expect_success 'submodule update --merge staying on master' '
  80         (cd super/submodule &&
  81           git reset --hard HEAD~1
  82         ) &&
  83         (cd super &&
  84          (cd submodule &&
  85           compare_head
  86          ) &&
  87          git submodule update --merge submodule &&
  88          cd submodule &&
  89          compare_head
  90         )
  91 '
  92
  93 test_expect_success 'submodule update - rebase in .git/config' '
  94         (cd super &&
  95          git config submodule.submodule.update rebase
  96         ) &&
  97         (cd super/submodule &&
  98           git reset --hard HEAD~1
  99         ) &&
 100         (cd super &&
 101          (cd submodule &&
 102           compare_head
 103          ) &&
 104          git submodule update submodule &&
 105          cd submodule &&
 106          compare_head
 107         )
 108 '
 109
 110 test_expect_success 'submodule update - checkout in .git/config but --rebase given' '
 111         (cd super &&
 112          git config submodule.submodule.update checkout
 113         ) &&
 114         (cd super/submodule &&
 115           git reset --hard HEAD~1
 116         ) &&
 117         (cd super &&
 118          (cd submodule &&
 119           compare_head
 120          ) &&
 121          git submodule update --rebase submodule &&
 122          cd submodule &&
 123          compare_head
 124         )
 125 '
 126
 127 test_expect_success 'submodule update - merge in .git/config' '
 128         (cd super &&
 129          git config submodule.submodule.update merge
 130         ) &&
 131         (cd super/submodule &&
 132           git reset --hard HEAD~1
 133         ) &&
 134         (cd super &&
 135          (cd submodule &&
 136           compare_head
 137          ) &&
 138          git submodule update submodule &&
 139          cd submodule &&
 140          compare_head
 141         )
 142 '
 143
 144 test_expect_success 'submodule update - checkout in .git/config but --merge given' '
 145         (cd super &&
 146          git config submodule.submodule.update checkout
 147         ) &&
 148         (cd super/submodule &&
 149           git reset --hard HEAD~1
 150         ) &&
 151         (cd super &&
 152          (cd submodule &&
 153           compare_head
 154          ) &&
 155          git submodule update --merge submodule &&
 156          cd submodule &&
 157          compare_head
 158         )
 159 '
 160
 161 test_expect_success 'submodule update - checkout in .git/config' '
 162         (cd super &&
 163          git config submodule.submodule.update checkout
 164         ) &&
 165         (cd super/submodule &&
 166           git reset --hard HEAD^
 167         ) &&
 168         (cd super &&
 169          (cd submodule &&
 170           compare_head
 171          ) &&
 172          git submodule update submodule &&
 173          cd submodule &&
 174          ! compare_head
 175         )
 176 '
 177
 178 test_expect_success 'submodule init picks up rebase' '
 179         (cd super &&
 180          git config submodule.rebasing.url git://non-existing/git &&
 181          git config submodule.rebasing.path does-not-matter &&
 182          git config submodule.rebasing.update rebase &&
 183          git submodule init rebasing &&
 184          test "rebase" = $(git config submodule.rebasing.update)
 185         )
 186 '
 187
 188 test_expect_success 'submodule init picks up merge' '
 189         (cd super &&
 190          git config submodule.merging.url git://non-existing/git &&
 191          git config submodule.merging.path does-not-matter &&
 192          git config submodule.merging.update merge &&
 193          git submodule init merging &&
 194          test "merge" = $(git config submodule.merging.update)
 195         )
 196 '
 197
 198 test_done