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 compare_change () {
  14         sed >current \
  15             -e '1{/^diff --git /d;}' \
  16             -e '2{/^index /d;}' \
  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         test_cmp 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      git update-index --add nitfol bozbar rezrov &&
  43      treeH=`git write-tree` &&
  44      echo treeH $treeH &&
  45      git ls-tree $treeH &&
  46
  47      echo gnusto >bozbar &&
  48      git update-index --add frotz bozbar --force-remove rezrov &&
  49      git ls-files --stage >M.out &&
  50      treeM=`git write-tree` &&
  51      echo treeM $treeM &&
  52      git ls-tree $treeM &&
  53      sum bozbar frotz nitfol >M.sum &&
  54      git diff-tree $treeH $treeM'
  55
  56 test_expect_success \
  57     '1, 2, 3 - no carry forward' \
  58     'rm -f .git/index nitfol bozbar rezrov frotz &&
  59      git read-tree --reset -u $treeH &&
  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 test_expect_success \
  70     '4 - carry forward local addition.' \
  71     'rm -f .git/index nitfol bozbar rezrov frotz &&
  72      git read-tree --reset -u $treeH &&
  73      echo "+100644 X 0  yomin" >expected &&
  74      echo yomin >yomin &&
  75      git update-index --add yomin &&
  76      git read-tree -m -u $treeH $treeM &&
  77      git ls-files --stage >4.out || return 1
  78      git diff -U0 --no-index M.out 4.out >4diff.out
  79      compare_change 4diff.out expected &&
  80      check_cache_at yomin clean &&
  81      sum bozbar frotz nitfol >actual4.sum &&
  82      cmp M.sum actual4.sum &&
  83      echo yomin >yomin1 &&
  84      diff yomin yomin1 &&
  85      rm -f yomin1'
  86
  87 test_expect_success \
  88     '5 - carry forward local addition.' \
  89     'rm -f .git/index nitfol bozbar rezrov frotz &&
  90      git read-tree --reset -u $treeH &&
  91      git read-tree -m -u $treeH &&
  92      echo yomin >yomin &&
  93      git update-index --add yomin &&
  94      echo yomin yomin >yomin &&
  95      git read-tree -m -u $treeH $treeM &&
  96      git ls-files --stage >5.out || return 1
  97      git diff -U0 --no-index M.out 5.out >5diff.out
  98      compare_change 5diff.out expected &&
  99      check_cache_at yomin dirty &&
 100      sum bozbar frotz nitfol >actual5.sum &&
 101      cmp M.sum actual5.sum &&
 102      : dirty index should have prevented -u from checking it out. &&
 103      echo yomin yomin >yomin1 &&
 104      diff yomin yomin1 &&
 105      rm -f yomin1'
 106
 107 test_expect_success \
 108     '6 - local addition already has the same.' \
 109     'rm -f .git/index nitfol bozbar rezrov frotz &&
 110      git read-tree --reset -u $treeH &&
 111      echo frotz >frotz &&
 112      git update-index --add frotz &&
 113      git read-tree -m -u $treeH $treeM &&
 114      git ls-files --stage >6.out &&
 115      test_cmp M.out 6.out &&
 116      check_cache_at frotz clean &&
 117      sum bozbar frotz nitfol >actual3.sum &&
 118      cmp M.sum actual3.sum &&
 119      echo frotz >frotz1 &&
 120      diff frotz frotz1 &&
 121      rm -f frotz1'
 122
 123 test_expect_success \
 124     '7 - local addition already has the same.' \
 125     'rm -f .git/index nitfol bozbar rezrov frotz &&
 126      git read-tree --reset -u $treeH &&
 127      echo frotz >frotz &&
 128      git update-index --add frotz &&
 129      echo frotz frotz >frotz &&
 130      git read-tree -m -u $treeH $treeM &&
 131      git ls-files --stage >7.out &&
 132      test_cmp M.out 7.out &&
 133      check_cache_at frotz dirty &&
 134      sum bozbar frotz nitfol >actual7.sum &&
 135      if cmp M.sum actual7.sum; then false; else :; fi &&
 136      : dirty index should have prevented -u from checking it out. &&
 137      echo frotz frotz >frotz1 &&
 138      diff frotz frotz1 &&
 139      rm -f frotz1'
 140
 141 test_expect_success \
 142     '8 - conflicting addition.' \
 143     'rm -f .git/index nitfol bozbar rezrov frotz &&
 144      git read-tree --reset -u $treeH &&
 145      echo frotz frotz >frotz &&
 146      git update-index --add frotz &&
 147      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 148
 149 test_expect_success \
 150     '9 - conflicting addition.' \
 151     'rm -f .git/index nitfol bozbar rezrov frotz &&
 152      git read-tree --reset -u $treeH &&
 153      echo frotz frotz >frotz &&
 154      git update-index --add frotz &&
 155      echo frotz >frotz &&
 156      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 157
 158 test_expect_success \
 159     '10 - path removed.' \
 160     'rm -f .git/index nitfol bozbar rezrov frotz &&
 161      git read-tree --reset -u $treeH &&
 162      echo rezrov >rezrov &&
 163      git update-index --add rezrov &&
 164      git read-tree -m -u $treeH $treeM &&
 165      git ls-files --stage >10.out &&
 166      cmp M.out 10.out &&
 167      sum bozbar frotz nitfol >actual10.sum &&
 168      cmp M.sum actual10.sum'
 169
 170 test_expect_success \
 171     '11 - dirty path removed.' \
 172     'rm -f .git/index nitfol bozbar rezrov frotz &&
 173      git read-tree --reset -u $treeH &&
 174      echo rezrov >rezrov &&
 175      git update-index --add rezrov &&
 176      echo rezrov rezrov >rezrov &&
 177      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 178
 179 test_expect_success \
 180     '12 - unmatching local changes being removed.' \
 181     'rm -f .git/index nitfol bozbar rezrov frotz &&
 182      git read-tree --reset -u $treeH &&
 183      echo rezrov rezrov >rezrov &&
 184      git update-index --add rezrov &&
 185      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 186
 187 test_expect_success \
 188     '13 - unmatching local changes being removed.' \
 189     'rm -f .git/index nitfol bozbar rezrov frotz &&
 190      git read-tree --reset -u $treeH &&
 191      echo rezrov rezrov >rezrov &&
 192      git update-index --add rezrov &&
 193      echo rezrov >rezrov &&
 194      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 195
 196 cat >expected <<EOF
 197 -100644 X 0     nitfol
 198 +100644 X 0     nitfol
 199 EOF
 200
 201 test_expect_success \
 202     '14 - unchanged in two heads.' \
 203     'rm -f .git/index nitfol bozbar rezrov frotz &&
 204      git read-tree --reset -u $treeH &&
 205      echo nitfol nitfol >nitfol &&
 206      git update-index --add nitfol &&
 207      git read-tree -m -u $treeH $treeM &&
 208      git ls-files --stage >14.out &&
 209      test_must_fail git diff -U0 --no-index M.out 14.out >14diff.out &&
 210      compare_change 14diff.out expected &&
 211      sum bozbar frotz >actual14.sum &&
 212      grep -v nitfol M.sum > expected14.sum &&
 213      cmp expected14.sum actual14.sum &&
 214      sum bozbar frotz nitfol >actual14a.sum &&
 215      if cmp M.sum actual14a.sum; then false; else :; fi &&
 216      check_cache_at nitfol clean &&
 217      echo nitfol nitfol >nitfol1 &&
 218      diff nitfol nitfol1 &&
 219      rm -f nitfol1'
 220
 221 test_expect_success \
 222     '15 - unchanged in two heads.' \
 223     'rm -f .git/index nitfol bozbar rezrov frotz &&
 224      git read-tree --reset -u $treeH &&
 225      echo nitfol nitfol >nitfol &&
 226      git update-index --add nitfol &&
 227      echo nitfol nitfol nitfol >nitfol &&
 228      git read-tree -m -u $treeH $treeM &&
 229      git ls-files --stage >15.out &&
 230      test_must_fail git diff -U0 --no-index M.out 15.out >15diff.out &&
 231      compare_change 15diff.out expected &&
 232      check_cache_at nitfol dirty &&
 233      sum bozbar frotz >actual15.sum &&
 234      grep -v nitfol M.sum > expected15.sum &&
 235      cmp expected15.sum actual15.sum &&
 236      sum bozbar frotz nitfol >actual15a.sum &&
 237      if cmp M.sum actual15a.sum; then false; else :; fi &&
 238      echo nitfol nitfol nitfol >nitfol1 &&
 239      diff nitfol nitfol1 &&
 240      rm -f nitfol1'
 241
 242 test_expect_success \
 243     '16 - conflicting local change.' \
 244     'rm -f .git/index nitfol bozbar rezrov frotz &&
 245      git read-tree --reset -u $treeH &&
 246      echo bozbar bozbar >bozbar &&
 247      git update-index --add bozbar &&
 248      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 249
 250 test_expect_success \
 251     '17 - conflicting local change.' \
 252     'rm -f .git/index nitfol bozbar rezrov frotz &&
 253      git read-tree --reset -u $treeH &&
 254      echo bozbar bozbar >bozbar &&
 255      git update-index --add bozbar &&
 256      echo bozbar bozbar bozbar >bozbar &&
 257      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 258
 259 test_expect_success \
 260     '18 - local change already having a good result.' \
 261     'rm -f .git/index nitfol bozbar rezrov frotz &&
 262      git read-tree --reset -u $treeH &&
 263      echo gnusto >bozbar &&
 264      git update-index --add bozbar &&
 265      git read-tree -m -u $treeH $treeM &&
 266      git ls-files --stage >18.out &&
 267      test_cmp M.out 18.out &&
 268      check_cache_at bozbar clean &&
 269      sum bozbar frotz nitfol >actual18.sum &&
 270      cmp M.sum actual18.sum'
 271
 272 test_expect_success \
 273     '19 - local change already having a good result, further modified.' \
 274     'rm -f .git/index nitfol bozbar rezrov frotz &&
 275      git read-tree --reset -u $treeH &&
 276      echo gnusto >bozbar &&
 277      git update-index --add bozbar &&
 278      echo gnusto gnusto >bozbar &&
 279      git read-tree -m -u $treeH $treeM &&
 280      git ls-files --stage >19.out &&
 281      test_cmp M.out 19.out &&
 282      check_cache_at bozbar dirty &&
 283      sum frotz nitfol >actual19.sum &&
 284      grep -v bozbar  M.sum > expected19.sum &&
 285      cmp expected19.sum actual19.sum &&
 286      sum bozbar frotz nitfol >actual19a.sum &&
 287      if cmp M.sum actual19a.sum; then false; else :; fi &&
 288      echo gnusto gnusto >bozbar1 &&
 289      diff bozbar bozbar1 &&
 290      rm -f bozbar1'
 291
 292 test_expect_success \
 293     '20 - no local change, use new tree.' \
 294     'rm -f .git/index nitfol bozbar rezrov frotz &&
 295      git read-tree --reset -u $treeH &&
 296      echo bozbar >bozbar &&
 297      git update-index --add bozbar &&
 298      git read-tree -m -u $treeH $treeM &&
 299      git ls-files --stage >20.out &&
 300      test_cmp M.out 20.out &&
 301      check_cache_at bozbar clean &&
 302      sum bozbar frotz nitfol >actual20.sum &&
 303      cmp M.sum actual20.sum'
 304
 305 test_expect_success \
 306     '21 - no local change, dirty cache.' \
 307     'rm -f .git/index nitfol bozbar rezrov frotz &&
 308      git read-tree --reset -u $treeH &&
 309      echo bozbar >bozbar &&
 310      git update-index --add bozbar &&
 311      echo gnusto gnusto >bozbar &&
 312      if git read-tree -m -u $treeH $treeM; then false; else :; fi'
 313
 314 # Also make sure we did not break DF vs DF/DF case.
 315 test_expect_success \
 316     'DF vs DF/DF case setup.' \
 317     'rm -f .git/index &&
 318      echo DF >DF &&
 319      git update-index --add DF &&
 320      treeDF=`git write-tree` &&
 321      echo treeDF $treeDF &&
 322      git ls-tree $treeDF &&
 323
 324      rm -f DF &&
 325      mkdir DF &&
 326      echo DF/DF >DF/DF &&
 327      git update-index --add --remove DF DF/DF &&
 328      treeDFDF=`git write-tree` &&
 329      echo treeDFDF $treeDFDF &&
 330      git ls-tree $treeDFDF &&
 331      git ls-files --stage >DFDF.out'
 332
 333 test_expect_success \
 334     'DF vs DF/DF case test.' \
 335     'rm -f .git/index &&
 336      rm -fr DF &&
 337      echo DF >DF &&
 338      git update-index --add DF &&
 339      git read-tree -m -u $treeDF $treeDFDF &&
 340      git ls-files --stage >DFDFcheck.out &&
 341      test_cmp DFDF.out DFDFcheck.out &&
 342      check_cache_at DF/DF clean'
 343
 344 test_done