t/t1002-read-tree-m-u-2way.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Junio C Hamano
   4 #
   5
   6 test_description='Two way merge with read-tree -m -u $H $M
   7
   8 This is identical to t1001, but uses -u to update the work tree as well.
   9
  10 '
  11 . ./test-lib.sh
  12
  13 _x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
  14 _x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40"
  15 compare_change () {
  16         sed >current \
  17             -e '/^--- /d; /^+++ /d; /^@@ /d;' \
  18             -e 's/^\(.[0-7][0-7][0-7][0-7][0-7][0-7]\) '"$_x40"' /\1 X /' "$1"
  19         diff -u expected current
  20 }
  21
  22 check_cache_at () {
  23         clean_if_empty=`git-diff-files "$1"`
  24         case "$clean_if_empty" in
  25         '')  echo "$1: clean" ;;
  26         ?*)  echo "$1: dirty" ;;
  27         esac
  28         case "$2,$clean_if_empty" in
  29         clean,)         :     ;;
  30         clean,?*)       false ;;
  31         dirty,)         false ;;
  32         dirty,?*)       :     ;;
  33         esac
  34 }
  35
  36 test_expect_success \
  37     setup \
  38     'echo frotz >frotz &&
  39      echo nitfol >nitfol &&
  40      echo bozbar >bozbar &&
  41      echo rezrov >rezrov &&
  42      echo yomin >yomin &&
  43      git-update-index --add nitfol bozbar rezrov &&
  44      treeH=`git-write-tree` &&
  45      echo treeH $treeH &&
  46      git-ls-tree $treeH &&
  47
  48      echo gnusto >bozbar &&
  49      git-update-index --add frotz bozbar --force-remove rezrov &&
  50      git-ls-files --stage >M.out &&
  51      treeM=`git-write-tree` &&
  52      echo treeM $treeM &&
  53      git-ls-tree $treeM &&
  54      sum bozbar frotz nitfol >M.sum &&
  55      git-diff-tree $treeH $treeM'
  56
  57 test_expect_success \
  58     '1, 2, 3 - no carry forward' \
  59     'rm -f .git/index &&
  60      git-read-tree -m -u $treeH $treeM &&
  61      git-ls-files --stage >1-3.out &&
  62      cmp M.out 1-3.out &&
  63      sum bozbar frotz nitfol >actual3.sum &&
  64      cmp M.sum actual3.sum &&
  65      check_cache_at bozbar clean &&
  66      check_cache_at frotz clean &&
  67      check_cache_at nitfol clean'
  68
  69 echo '+100644 X 0       yomin' >expected
  70
  71 test_expect_success \
  72     '4 - carry forward local addition.' \
  73     'rm -f .git/index &&
  74      git-update-index --add yomin &&
  75      git-read-tree -m -u $treeH $treeM &&
  76      git-ls-files --stage >4.out || return 1
  77      diff --unified=0 M.out 4.out >4diff.out
  78      compare_change 4diff.out expected &&
  79      check_cache_at yomin clean &&
  80      sum bozbar frotz nitfol >actual4.sum &&
  81      cmp M.sum actual4.sum &&
  82      echo yomin >yomin1 &&
  83      diff yomin yomin1 &&
  84      rm -f yomin1'
  85
  86 test_expect_success \
  87     '5 - carry forward local addition.' \
  88     'rm -f .git/index &&
  89      echo yomin >yomin &&
  90      git-update-index --add yomin &&
  91      echo yomin yomin >yomin &&
  92      git-read-tree -m -u $treeH $treeM &&
  93      git-ls-files --stage >5.out || return 1
  94      diff --unified=0 M.out 5.out >5diff.out
  95      compare_change 5diff.out expected &&
  96      check_cache_at yomin dirty &&
  97      sum bozbar frotz nitfol >actual5.sum &&
  98      cmp M.sum actual5.sum &&
  99      : dirty index should have prevented -u from checking it out. &&
 100      echo yomin yomin >yomin1 &&
 101      diff yomin yomin1 &&
 102      rm -f yomin1'
 103
 104 test_expect_success \
 105     '6 - local addition already has the same.' \
 106     'rm -f .git/index &&
 107      git-update-index --add frotz &&
 108      git-read-tree -m -u $treeH $treeM &&
 109      git-ls-files --stage >6.out &&
 110      diff --unified=0 M.out 6.out &&
 111      check_cache_at frotz clean &&
 112      sum bozbar frotz nitfol >actual3.sum &&
 113      cmp M.sum actual3.sum &&
 114      echo frotz >frotz1 &&
 115      diff frotz frotz1 &&
 116      rm -f frotz1'
 117
 118 test_expect_success \
 119     '7 - local addition already has the same.' \
 120     'rm -f .git/index &&
 121      echo frotz >frotz &&
 122      git-update-index --add frotz &&
 123      echo frotz frotz >frotz &&
 124      git-read-tree -m -u $treeH $treeM &&
 125      git-ls-files --stage >7.out &&
 126      diff --unified=0 M.out 7.out &&
 127      check_cache_at frotz dirty &&
 128      sum bozbar frotz nitfol >actual7.sum &&
 129      if cmp M.sum actual7.sum; then false; else :; fi &&
 130      : dirty index should have prevented -u from checking it out. &&
 131      echo frotz frotz >frotz1 &&
 132      diff frotz frotz1 &&
 133      rm -f frotz1'
 134
 135 test_expect_success \
 136     '8 - conflicting addition.' \
 137     'rm -f .git/index &&
 138      echo frotz frotz >frotz &&
 139      git-update-index --add frotz &&
 140      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 141
 142 test_expect_success \
 143     '9 - conflicting addition.' \
 144     'rm -f .git/index &&
 145      echo frotz frotz >frotz &&
 146      git-update-index --add frotz &&
 147      echo frotz >frotz &&
 148      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 149
 150 test_expect_success \
 151     '10 - path removed.' \
 152     'rm -f .git/index &&
 153      echo rezrov >rezrov &&
 154      git-update-index --add rezrov &&
 155      git-read-tree -m -u $treeH $treeM &&
 156      git-ls-files --stage >10.out &&
 157      cmp M.out 10.out &&
 158      sum bozbar frotz nitfol >actual10.sum &&
 159      cmp M.sum actual10.sum'
 160
 161 test_expect_success \
 162     '11 - dirty path removed.' \
 163     'rm -f .git/index &&
 164      echo rezrov >rezrov &&
 165      git-update-index --add rezrov &&
 166      echo rezrov rezrov >rezrov &&
 167      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 168
 169 test_expect_success \
 170     '12 - unmatching local changes being removed.' \
 171     'rm -f .git/index &&
 172      echo rezrov rezrov >rezrov &&
 173      git-update-index --add rezrov &&
 174      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 175
 176 test_expect_success \
 177     '13 - unmatching local changes being removed.' \
 178     'rm -f .git/index &&
 179      echo rezrov rezrov >rezrov &&
 180      git-update-index --add rezrov &&
 181      echo rezrov >rezrov &&
 182      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 183
 184 cat >expected <<EOF
 185 -100644 X 0     nitfol
 186 +100644 X 0     nitfol
 187 EOF
 188
 189 test_expect_success \
 190     '14 - unchanged in two heads.' \
 191     'rm -f .git/index &&
 192      echo nitfol nitfol >nitfol &&
 193      git-update-index --add nitfol &&
 194      git-read-tree -m -u $treeH $treeM &&
 195      git-ls-files --stage >14.out || return 1
 196      diff --unified=0 M.out 14.out >14diff.out
 197      compare_change 14diff.out expected &&
 198      sum bozbar frotz >actual14.sum &&
 199      grep -v nitfol M.sum > expected14.sum &&
 200      cmp expected14.sum actual14.sum &&
 201      sum bozbar frotz nitfol >actual14a.sum &&
 202      if cmp M.sum actual14a.sum; then false; else :; fi &&
 203      check_cache_at nitfol clean &&
 204      echo nitfol nitfol >nitfol1 &&
 205      diff nitfol nitfol1 &&
 206      rm -f nitfol1'
 207
 208 test_expect_success \
 209     '15 - unchanged in two heads.' \
 210     'rm -f .git/index &&
 211      echo nitfol nitfol >nitfol &&
 212      git-update-index --add nitfol &&
 213      echo nitfol nitfol nitfol >nitfol &&
 214      git-read-tree -m -u $treeH $treeM &&
 215      git-ls-files --stage >15.out || return 1
 216      diff --unified=0 M.out 15.out >15diff.out
 217      compare_change 15diff.out expected &&
 218      check_cache_at nitfol dirty &&
 219      sum bozbar frotz >actual15.sum &&
 220      grep -v nitfol M.sum > expected15.sum &&
 221      cmp expected15.sum actual15.sum &&
 222      sum bozbar frotz nitfol >actual15a.sum &&
 223      if cmp M.sum actual15a.sum; then false; else :; fi &&
 224      echo nitfol nitfol nitfol >nitfol1 &&
 225      diff nitfol nitfol1 &&
 226      rm -f nitfol1'
 227
 228 test_expect_success \
 229     '16 - conflicting local change.' \
 230     'rm -f .git/index &&
 231      echo bozbar bozbar >bozbar &&
 232      git-update-index --add bozbar &&
 233      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 234
 235 test_expect_success \
 236     '17 - conflicting local change.' \
 237     'rm -f .git/index &&
 238      echo bozbar bozbar >bozbar &&
 239      git-update-index --add bozbar &&
 240      echo bozbar bozbar bozbar >bozbar &&
 241      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 242
 243 test_expect_success \
 244     '18 - local change already having a good result.' \
 245     'rm -f .git/index &&
 246      echo gnusto >bozbar &&
 247      git-update-index --add bozbar &&
 248      git-read-tree -m -u $treeH $treeM &&
 249      git-ls-files --stage >18.out &&
 250      diff --unified=0 M.out 18.out &&
 251      check_cache_at bozbar clean &&
 252      sum bozbar frotz nitfol >actual18.sum &&
 253      cmp M.sum actual18.sum'
 254
 255 test_expect_success \
 256     '19 - local change already having a good result, further modified.' \
 257     'rm -f .git/index &&
 258      echo gnusto >bozbar &&
 259      git-update-index --add bozbar &&
 260      echo gnusto gnusto >bozbar &&
 261      git-read-tree -m -u $treeH $treeM &&
 262      git-ls-files --stage >19.out &&
 263      diff --unified=0 M.out 19.out &&
 264      check_cache_at bozbar dirty &&
 265      sum frotz nitfol >actual19.sum &&
 266      grep -v bozbar  M.sum > expected19.sum &&
 267      cmp expected19.sum actual19.sum &&
 268      sum bozbar frotz nitfol >actual19a.sum &&
 269      if cmp M.sum actual19a.sum; then false; else :; fi &&
 270      echo gnusto gnusto >bozbar1 &&
 271      diff bozbar bozbar1 &&
 272      rm -f bozbar1'
 273
 274 test_expect_success \
 275     '20 - no local change, use new tree.' \
 276     'rm -f .git/index &&
 277      echo bozbar >bozbar &&
 278      git-update-index --add bozbar &&
 279      git-read-tree -m -u $treeH $treeM &&
 280      git-ls-files --stage >20.out &&
 281      diff --unified=0 M.out 20.out &&
 282      check_cache_at bozbar clean &&
 283      sum bozbar frotz nitfol >actual20.sum &&
 284      cmp M.sum actual20.sum'
 285
 286 test_expect_success \
 287     '21 - no local change, dirty cache.' \
 288     'rm -f .git/index &&
 289      echo bozbar >bozbar &&
 290      git-update-index --add bozbar &&
 291      echo gnusto gnusto >bozbar &&
 292      if git-read-tree -m -u $treeH $treeM; then false; else :; fi'
 293
 294 # Also make sure we did not break DF vs DF/DF case.
 295 test_expect_success \
 296     'DF vs DF/DF case setup.' \
 297     'rm -f .git/index &&
 298      echo DF >DF &&
 299      git-update-index --add DF &&
 300      treeDF=`git-write-tree` &&
 301      echo treeDF $treeDF &&
 302      git-ls-tree $treeDF &&
 303
 304      rm -f DF &&
 305      mkdir DF &&
 306      echo DF/DF >DF/DF &&
 307      git-update-index --add --remove DF DF/DF &&
 308      treeDFDF=`git-write-tree` &&
 309      echo treeDFDF $treeDFDF &&
 310      git-ls-tree $treeDFDF &&
 311      git-ls-files --stage >DFDF.out'
 312
 313 test_expect_success \
 314     'DF vs DF/DF case test.' \
 315     'rm -f .git/index &&
 316      rm -fr DF &&
 317      echo DF >DF &&
 318      git-update-index --add DF &&
 319      git-read-tree -m -u $treeDF $treeDFDF &&
 320      git-ls-files --stage >DFDFcheck.out &&
 321      diff --unified=0 DFDF.out DFDFcheck.out &&
 322      check_cache_at DF/DF clean'
 323
 324 test_done